feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/domain/knowledge/internal/consts/consts.go

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package consts
+
+const (
+	// RDBFieldID primary key id
+	RDBFieldID             = "_knowledge_document_slice_id"
+	KnowledgeName          = "knowledge_name"
+	DocumentURL            = "document_url"
+	DefaultChunkSize       = 800
+	DefaultSeparator       = "\n"
+	DefaultOverlap         = 10
+	DefaultTrimSpace       = false
+	DefaultTrimURLAndEmail = false
+)

backend/domain/knowledge/internal/convert/parser.go

@@ -0,0 +1,111 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package convert
+
+import (
+	"time"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/consts"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/document"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/document/parser"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+func DocumentToParseConfig(doc *entity.Document) *parser.Config {
+	return ToParseConfig(doc.FileExtension, doc.ParsingStrategy, doc.ChunkingStrategy, doc.IsAppend, doc.TableInfo.Columns)
+}
+
+func ToParseConfig(fileExtension parser.FileExtension, ps *entity.ParsingStrategy, cs *entity.ChunkingStrategy, isAppend bool, columns []*entity.TableColumn) *parser.Config {
+	if ps == nil {
+		ps = &entity.ParsingStrategy{HeaderLine: 0, DataStartLine: 1}
+	}
+
+	p := &parser.ParsingStrategy{
+		ExtractImage:        ps.ExtractImage,
+		ExtractTable:        ps.ExtractTable,
+		ImageOCR:            ps.ImageOCR,
+		FilterPages:         ps.FilterPages,
+		SheetID:             ptr.Of(int(ps.SheetID)),
+		HeaderLine:          ps.HeaderLine,
+		DataStartLine:       ps.DataStartLine,
+		RowsCount:           ps.RowsCount,
+		IsAppend:            isAppend,
+		Columns:             convColumns(columns),
+		IgnoreColumnTypeErr: true, // default true
+		ImageAnnotationType: ptr.From(ptr.From(ps).CaptionType),
+	}
+
+	var c *parser.ChunkingStrategy
+	if cs != nil {
+		c = &parser.ChunkingStrategy{
+			ChunkType:       cs.ChunkType,
+			ChunkSize:       cs.ChunkSize,
+			Separator:       cs.Separator,
+			Overlap:         cs.Overlap,
+			TrimSpace:       cs.TrimSpace,
+			TrimURLAndEmail: cs.TrimURLAndEmail,
+			MaxDepth:        cs.MaxDepth,
+			SaveTitle:       cs.SaveTitle,
+		}
+	}
+
+	return &parser.Config{
+		FileExtension:    fileExtension,
+		ParsingStrategy:  p,
+		ChunkingStrategy: c,
+	}
+}
+
+func convColumns(src []*entity.TableColumn) []*document.Column {
+	resp := make([]*document.Column, 0, len(src))
+	for _, c := range src {
+		if c.Name == consts.RDBFieldID {
+			continue
+		}
+		dc := &document.Column{
+			ID:          c.ID,
+			Name:        c.Name,
+			Type:        c.Type,
+			Description: c.Description,
+			Nullable:    !c.Indexing,
+			IsPrimary:   false,
+			Sequence:    int(c.Sequence),
+		}
+		resp = append(resp, dc)
+	}
+	return resp
+}
+
+func Type2DefaultVal(typ document.TableColumnType) any {
+	switch typ {
+	case document.TableColumnTypeString:
+		return ""
+	case document.TableColumnTypeInteger:
+		return 0
+	case document.TableColumnTypeTime:
+		return time.Time{}
+	case document.TableColumnTypeNumber:
+		return 0.0
+	case document.TableColumnTypeBoolean:
+		return false
+	case document.TableColumnTypeImage:
+		return []byte{}
+	default:
+		return ""
+	}
+}

backend/domain/knowledge/internal/convert/rdb.go

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package convert
+
+import (
+	"github.com/coze-dev/coze-studio/backend/infra/contract/document"
+	rdbEntity "github.com/coze-dev/coze-studio/backend/infra/contract/rdb/entity"
+)
+
+func ConvertColumnType(columnType document.TableColumnType) rdbEntity.DataType {
+	switch columnType {
+	case document.TableColumnTypeBoolean:
+		return rdbEntity.TypeBoolean
+	case document.TableColumnTypeInteger:
+		return rdbEntity.TypeBigInt
+	case document.TableColumnTypeNumber:
+		return rdbEntity.TypeDouble
+	case document.TableColumnTypeString, document.TableColumnTypeImage:
+		return rdbEntity.TypeText
+	case document.TableColumnTypeTime:
+		return rdbEntity.TypeTimestamp
+	default:
+		return rdbEntity.TypeText
+	}
+}

backend/domain/knowledge/internal/convert/table.go

@@ -0,0 +1,158 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package convert
+
+import (
+	"fmt"
+	"reflect"
+	"time"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/consts"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/document"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+const timeFormat = "2006-01-02 15:04:05"
+
+func TransformColumnType(src, dst document.TableColumnType) document.TableColumnType {
+	if src == document.TableColumnTypeUnknown {
+		return dst
+	}
+	if dst == document.TableColumnTypeUnknown {
+		return src
+	}
+	if dst == document.TableColumnTypeString {
+		return dst
+	}
+	if src == dst {
+		return dst
+	}
+	if src == document.TableColumnTypeInteger && dst == document.TableColumnTypeNumber {
+		return dst
+	}
+	return document.TableColumnTypeString
+}
+
+const columnPrefix = "c_%d"
+
+func ColumnIDToRDBField(colID int64) string {
+	return fmt.Sprintf(columnPrefix, colID)
+}
+
+func ParseAnyData(col *entity.TableColumn, data any) (*document.ColumnData, error) {
+	resp := &document.ColumnData{
+		ColumnID:   col.ID,
+		ColumnName: col.Name,
+		Type:       col.Type,
+	}
+	if data == nil {
+		return resp, nil
+	}
+
+	switch col.Type {
+	case document.TableColumnTypeString:
+		switch v := data.(type) {
+		case string:
+			resp.ValString = ptr.Of(v)
+		case []byte:
+			resp.ValString = ptr.Of(string(v))
+		default:
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	case document.TableColumnTypeInteger:
+		switch data.(type) {
+		case int, int8, int16, int32, int64:
+			resp.ValInteger = ptr.Of(reflect.ValueOf(data).Int())
+		case uint, uint8, uint16, uint32, uint64, uintptr:
+			resp.ValInteger = ptr.Of(int64(reflect.ValueOf(data).Uint()))
+		default:
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	case document.TableColumnTypeTime:
+		if t, ok := data.(time.Time); ok {
+			resp.ValTime = &t
+		} else if b, ok := data.([]byte); ok {
+			t, err := time.Parse(timeFormat, string(b))
+			if err != nil {
+				return nil, fmt.Errorf("[ParseAnyData] format time failed, %w", err)
+			}
+			resp.ValTime = &t
+		} else {
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	case document.TableColumnTypeNumber:
+		switch data.(type) {
+		case float32, float64:
+			resp.ValNumber = ptr.Of(reflect.ValueOf(data).Float())
+		default:
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	case document.TableColumnTypeBoolean:
+		switch data.(type) {
+		case bool:
+			resp.ValBoolean = ptr.Of(data.(bool))
+		case int, int8, int16, int32, int64:
+			if reflect.ValueOf(data).Int() >= 1 {
+				resp.ValBoolean = ptr.Of(true)
+			} else {
+				resp.ValBoolean = ptr.Of(false)
+			}
+		case uint, uint8, uint16, uint32, uint64, uintptr:
+			resp.ValInteger = ptr.Of(int64(reflect.ValueOf(data).Uint()))
+			if reflect.ValueOf(data).Int() >= 1 {
+				resp.ValBoolean = ptr.Of(true)
+			} else {
+				resp.ValBoolean = ptr.Of(false)
+			}
+		default:
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	case document.TableColumnTypeImage:
+		switch v := data.(type) {
+		case string:
+			resp.ValImage = ptr.Of(v)
+		case []byte:
+			resp.ValImage = ptr.Of(string(v))
+		default:
+			return nil, fmt.Errorf("[ParseAnyData] type assertion failed")
+		}
+	default:
+		return nil, fmt.Errorf("[ParseAnyData] column type not support, type=%d", col.Type)
+	}
+
+	return resp, nil
+}
+
+func FilterColumnsRDBID(cols []*entity.TableColumn) []*entity.TableColumn {
+	for i := len(cols) - 1; i >= 0; i-- {
+		if cols[i].Name == consts.RDBFieldID {
+			cols = append(cols[:i], cols[i+1:]...)
+			break
+		}
+	}
+	return cols
+}
+
+func ColumnIDMapping(cols []*entity.TableColumn) map[int64]*entity.TableColumn {
+	resp := make(map[int64]*entity.TableColumn, len(cols))
+	for i := range cols {
+		col := cols[i]
+		resp[col.ID] = col
+	}
+	return resp
+}

backend/domain/knowledge/internal/convert/table_test.go

@@ -0,0 +1,267 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package convert
+
+import (
+	"fmt"
+	"testing"
+	"time"
+
+	. "github.com/bytedance/mockey"
+	"github.com/smartystreets/goconvey/convey"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/document"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+func TestParseAnyData(t *testing.T) {
+	PatchConvey("test ParseAnyData", t, func() {
+		PatchConvey("test data is nil", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeString,
+			}
+
+			resp, err := ParseAnyData(col, nil)
+			convey.So(err, convey.ShouldBeNil)
+			convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+				ColumnID:   col.ID,
+				ColumnName: col.Name,
+				Type:       col.Type,
+			})
+		})
+
+		PatchConvey("test unsupported type", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: 10001,
+			}
+			data := 123
+			resp, err := ParseAnyData(col, data)
+			convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] column type not support, type=%d", col.Type))
+			convey.So(resp, convey.ShouldBeNil)
+		})
+
+		PatchConvey("test string", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeString,
+			}
+
+			PatchConvey("test string", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValString:  ptr.Of(data),
+				})
+			})
+
+			PatchConvey("test []byte", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, []byte(data))
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValString:  ptr.Of(data),
+				})
+			})
+
+			PatchConvey("test failed", func() {
+				data := 123
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+		PatchConvey("test integer", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeInteger,
+			}
+
+			PatchConvey("test int", func() {
+				allData := []any{1, int8(1), int16(1), int32(1), int64(1)}
+				for _, data := range allData {
+					resp, err := ParseAnyData(col, data)
+					convey.So(err, convey.ShouldBeNil)
+					convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+						ColumnID:   col.ID,
+						ColumnName: col.Name,
+						Type:       col.Type,
+						ValInteger: ptr.Of(int64(1)),
+					})
+				}
+			})
+
+			PatchConvey("test uint", func() {
+				allData := []any{uint(1), uint8(1), uint16(1), uint32(1), uint64(1), uintptr(1)}
+				for _, data := range allData {
+					resp, err := ParseAnyData(col, data)
+					convey.So(err, convey.ShouldBeNil)
+					convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+						ColumnID:   col.ID,
+						ColumnName: col.Name,
+						Type:       col.Type,
+						ValInteger: ptr.Of(int64(1)),
+					})
+				}
+			})
+
+			PatchConvey("test failed", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+		PatchConvey("test time", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeTime,
+			}
+
+			PatchConvey("test time", func() {
+				data := time.Now()
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValTime:    ptr.Of(data),
+				})
+			})
+
+			PatchConvey("test failed", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+		PatchConvey("test number", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeNumber,
+			}
+
+			PatchConvey("test float", func() {
+				allData := []any{float32(1), 1.0}
+				for _, data := range allData {
+					resp, err := ParseAnyData(col, data)
+					convey.So(err, convey.ShouldBeNil)
+					convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+						ColumnID:   col.ID,
+						ColumnName: col.Name,
+						Type:       col.Type,
+						ValNumber:  ptr.Of(float64(1)),
+					})
+				}
+			})
+
+			PatchConvey("test failed", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+		PatchConvey("test boolean", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeBoolean,
+			}
+
+			PatchConvey("test float", func() {
+				resp, err := ParseAnyData(col, true)
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValBoolean: ptr.Of(true),
+				})
+
+			})
+
+			PatchConvey("test failed", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+		PatchConvey("test image", func() {
+			col := &entity.TableColumn{
+				ID:   123,
+				Name: "test",
+				Type: document.TableColumnTypeImage,
+			}
+
+			PatchConvey("test string", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValImage:   ptr.Of(data),
+				})
+			})
+
+			PatchConvey("test []byte", func() {
+				data := "hello"
+				resp, err := ParseAnyData(col, []byte(data))
+				convey.So(err, convey.ShouldBeNil)
+				convey.So(resp, convey.ShouldEqual, &document.ColumnData{
+					ColumnID:   col.ID,
+					ColumnName: col.Name,
+					Type:       col.Type,
+					ValImage:   ptr.Of(data),
+				})
+			})
+
+			PatchConvey("test failed", func() {
+				data := 123
+				resp, err := ParseAnyData(col, data)
+				convey.So(err, convey.ShouldBeError, fmt.Errorf("[ParseAnyData] type assertion failed"))
+				convey.So(resp, convey.ShouldBeNil)
+			})
+		})
+
+	})
+}

backend/domain/knowledge/internal/dal/dao/knowledge.go

@@ -0,0 +1,180 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+	"errors"
+	"time"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+type KnowledgeDAO struct {
+	DB    *gorm.DB
+	Query *query.Query
+}
+
+func (dao *KnowledgeDAO) Create(ctx context.Context, knowledge *model.Knowledge) error {
+	return dao.Query.Knowledge.WithContext(ctx).Create(knowledge)
+}
+func (dao *KnowledgeDAO) Upsert(ctx context.Context, knowledge *model.Knowledge) error {
+	return dao.Query.Knowledge.WithContext(ctx).Clauses(clause.OnConflict{UpdateAll: true}).Create(knowledge)
+}
+func (dao *KnowledgeDAO) Update(ctx context.Context, knowledge *model.Knowledge) error {
+	k := dao.Query.Knowledge
+	knowledge.UpdatedAt = time.Now().UnixMilli()
+	err := k.WithContext(ctx).Where(k.ID.Eq(knowledge.ID)).Save(knowledge)
+	return err
+}
+
+func (dao *KnowledgeDAO) Delete(ctx context.Context, id int64) error {
+	k := dao.Query.Knowledge
+	_, err := k.WithContext(ctx).Where(k.ID.Eq(id)).Delete()
+	return err
+}
+
+func (dao *KnowledgeDAO) MGetByID(ctx context.Context, ids []int64) ([]*model.Knowledge, error) {
+	if len(ids) == 0 {
+		return nil, nil
+	}
+
+	k := dao.Query.Knowledge
+	pos, err := k.WithContext(ctx).Where(k.ID.In(ids...)).Find()
+	if err != nil {
+		return nil, err
+	}
+
+	return pos, nil
+}
+
+func (dao *KnowledgeDAO) FilterEnableKnowledge(ctx context.Context, knowledgeIDs []int64) ([]*model.Knowledge, error) {
+	if len(knowledgeIDs) == 0 {
+		return nil, nil
+	}
+	k := dao.Query.Knowledge
+	knowledgeModels, err := k.WithContext(ctx).
+		Select(k.ID, k.FormatType).
+		Where(k.ID.In(knowledgeIDs...)).
+		Where(k.Status.Eq(int32(entity.DocumentStatusEnable))).
+		Find()
+
+	return knowledgeModels, err
+}
+
+func (dao *KnowledgeDAO) InitTx() (tx *gorm.DB, err error) {
+	tx = dao.DB.Begin()
+	if tx.Error != nil {
+		return nil, err
+	}
+	return
+}
+
+func (dao *KnowledgeDAO) UpdateWithTx(ctx context.Context, tx *gorm.DB, knowledgeID int64, updateMap map[string]interface{}) error {
+	return tx.WithContext(ctx).Model(&model.Knowledge{}).Where("id = ?", knowledgeID).Updates(updateMap).Error
+}
+
+func (dao *KnowledgeDAO) FindKnowledgeByCondition(ctx context.Context, opts *entity.WhereKnowledgeOption) (knowledge []*model.Knowledge, total int64, err error) {
+	k := dao.Query.Knowledge
+	do := k.WithContext(ctx).Debug()
+	if opts == nil {
+		return nil, 0, nil
+	}
+	if opts.Query != nil && len(*opts.Query) > 0 {
+		do = do.Where(k.Name.Like("%" + *opts.Query + "%"))
+	}
+	if opts.Name != nil && len(*opts.Name) > 0 {
+		do = do.Where(k.Name.Eq(*opts.Name))
+	}
+
+	if len(opts.KnowledgeIDs) > 0 {
+		do = do.Where(k.ID.In(opts.KnowledgeIDs...))
+	}
+	if ptr.From(opts.AppID) != 0 {
+		do = do.Where(k.AppID.Eq(ptr.From(opts.AppID)))
+	} else {
+		if len(opts.KnowledgeIDs) == 0 {
+			do = do.Where(k.AppID.Eq(0))
+		}
+	}
+	if ptr.From(opts.SpaceID) != 0 {
+		do = do.Where(k.SpaceID.Eq(*opts.SpaceID))
+	}
+	if len(opts.Status) > 0 {
+		do = do.Where(k.Status.In(opts.Status...))
+	}
+	if opts.UserID != nil && ptr.From(opts.UserID) != 0 {
+		do = do.Where(k.CreatorID.Eq(*opts.UserID))
+	}
+	if opts.FormatType != nil {
+		do = do.Where(k.FormatType.Eq(int32(*opts.FormatType)))
+	}
+	if opts.Order != nil {
+		if *opts.Order == entity.OrderCreatedAt {
+			if opts.OrderType != nil {
+				if *opts.OrderType == entity.OrderTypeAsc {
+					do = do.Order(k.CreatedAt.Asc())
+				} else {
+					do = do.Order(k.CreatedAt.Desc())
+				}
+			} else {
+				do = do.Order(k.CreatedAt.Desc())
+			}
+		} else if *opts.Order == entity.OrderUpdatedAt {
+			if opts.OrderType != nil {
+				if *opts.OrderType == entity.OrderTypeAsc {
+					do = do.Order(k.UpdatedAt.Asc())
+				} else {
+					do = do.Order(k.UpdatedAt.Desc())
+				}
+			} else {
+				do = do.Order(k.UpdatedAt.Desc())
+			}
+		}
+	}
+	if opts.Page != nil && opts.PageSize != nil {
+		offset := (*opts.Page - 1) * (*opts.PageSize)
+		do = do.Limit(*opts.PageSize).Offset(offset)
+	}
+	knowledge, err = do.Find()
+	if err != nil {
+		return nil, 0, err
+	}
+	total, err = do.Limit(-1).Offset(-1).Count()
+	if err != nil {
+		return nil, 0, err
+	}
+	return knowledge, total, err
+}
+
+func (dao *KnowledgeDAO) GetByID(ctx context.Context, id int64) (*model.Knowledge, error) {
+	k := dao.Query.Knowledge
+	knowledge, err := k.WithContext(ctx).Where(k.ID.Eq(id)).First()
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return knowledge, nil
+}

backend/domain/knowledge/internal/dal/dao/knowledge_document.go

@@ -0,0 +1,197 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+	"errors"
+	"strconv"
+	"time"
+
+	"gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+type KnowledgeDocumentDAO struct {
+	DB    *gorm.DB
+	Query *query.Query
+}
+
+func (dao *KnowledgeDocumentDAO) Create(ctx context.Context, document *model.KnowledgeDocument) error {
+	return dao.Query.KnowledgeDocument.WithContext(ctx).Create(document)
+}
+
+func (dao *KnowledgeDocumentDAO) Update(ctx context.Context, document *model.KnowledgeDocument) error {
+	document.UpdatedAt = time.Now().UnixMilli()
+	err := dao.Query.KnowledgeDocument.WithContext(ctx).Save(document)
+	return err
+}
+
+func (dao *KnowledgeDocumentDAO) Delete(ctx context.Context, id int64) error {
+	k := dao.Query.KnowledgeDocument
+	_, err := k.WithContext(ctx).Where(k.ID.Eq(id)).Delete()
+	return err
+}
+
+func (dao *KnowledgeDocumentDAO) MGetByID(ctx context.Context, ids []int64) ([]*model.KnowledgeDocument, error) {
+	if len(ids) == 0 {
+		return nil, nil
+	}
+
+	k := dao.Query.KnowledgeDocument
+	pos, err := k.WithContext(ctx).Where(k.ID.In(ids...)).Find()
+	if err != nil {
+		return nil, err
+	}
+
+	return pos, err
+}
+
+func (dao *KnowledgeDocumentDAO) fromCursor(cursor string) (id int64, err error) {
+	id, err = strconv.ParseInt(cursor, 10, 64)
+	return
+}
+
+func (dao *KnowledgeDocumentDAO) FindDocumentByCondition(ctx context.Context, opts *entity.WhereDocumentOpt) ([]*model.KnowledgeDocument, int64, error) {
+	k := dao.Query.KnowledgeDocument
+	do := k.WithContext(ctx)
+	if opts == nil {
+		return nil, 0, nil
+	}
+	if len(opts.IDs) == 0 && len(opts.KnowledgeIDs) == 0 {
+		return nil, 0, errors.New("need ids or knowledge_ids")
+	}
+	if opts.CreatorID > 0 {
+		do = do.Where(k.CreatorID.Eq(opts.CreatorID))
+	}
+	if len(opts.IDs) > 0 {
+		do = do.Where(k.ID.In(opts.IDs...))
+	}
+	if len(opts.KnowledgeIDs) > 0 {
+		do = do.Where(k.KnowledgeID.In(opts.KnowledgeIDs...))
+	}
+	if len(opts.StatusIn) > 0 {
+		do = do.Where(k.Status.In(opts.StatusIn...))
+	}
+	if len(opts.StatusNotIn) > 0 {
+		do = do.Where(k.Status.NotIn(opts.StatusNotIn...))
+	}
+	if opts.SelectAll {
+		do = do.Limit(-1)
+	} else {
+		if opts.Limit != 0 {
+			do = do.Limit(opts.Limit)
+		}
+		if opts.Offset != nil {
+			do = do.Offset(ptr.From(opts.Offset))
+		}
+	}
+	if opts.Cursor != nil {
+		id, err := dao.fromCursor(ptr.From(opts.Cursor))
+		if err != nil {
+			return nil, 0, err
+		}
+		do = do.Where(k.ID.Lt(id)).Order(k.ID.Desc())
+	}
+	resp, err := do.Find()
+	if err != nil {
+		return nil, 0, err
+	}
+	total, err := do.Limit(-1).Offset(-1).Count()
+	if err != nil {
+		return nil, 0, err
+	}
+	return resp, total, nil
+}
+
+func (dao *KnowledgeDocumentDAO) DeleteDocuments(ctx context.Context, ids []int64) error {
+	tx := dao.DB.Begin()
+	var err error
+	defer func() {
+		if err != nil {
+			tx.Rollback()
+		} else {
+			tx.Commit()
+		}
+	}()
+	// 删除document
+	err = tx.WithContext(ctx).Model(&model.KnowledgeDocument{}).Where("id in ?", ids).Delete(&model.KnowledgeDocument{}).Error
+	if err != nil {
+		return err
+	}
+	// 删除document_slice
+	err = tx.WithContext(ctx).Model(&model.KnowledgeDocumentSlice{}).Where("document_id in?", ids).Delete(&model.KnowledgeDocumentSlice{}).Error
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func (dao *KnowledgeDocumentDAO) SetStatus(ctx context.Context, documentID int64, status int32, reason string) error {
+	k := dao.Query.KnowledgeDocument
+	d := &model.KnowledgeDocument{Status: status, FailReason: reason, UpdatedAt: time.Now().UnixMilli()}
+	_, err := k.WithContext(ctx).Debug().Where(k.ID.Eq(documentID)).Updates(d)
+	return err
+}
+
+func (dao *KnowledgeDocumentDAO) CreateWithTx(ctx context.Context, tx *gorm.DB, documents []*model.KnowledgeDocument) error {
+	if len(documents) == 0 {
+		return nil
+	}
+	tx = tx.WithContext(ctx).Debug().CreateInBatches(documents, len(documents))
+	return tx.Error
+}
+
+func (dao *KnowledgeDocumentDAO) GetByID(ctx context.Context, id int64) (*model.KnowledgeDocument, error) {
+	k := dao.Query.KnowledgeDocument
+	document, err := k.WithContext(ctx).Where(k.ID.Eq(id)).First()
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return document, nil
+}
+
+func (dao *KnowledgeDocumentDAO) UpdateDocumentSliceInfo(ctx context.Context, documentID int64) error {
+	s := dao.Query.KnowledgeDocumentSlice
+	var err error
+	var sliceCount int64
+	var totalSize *int64
+	sliceCount, err = s.WithContext(ctx).Debug().Where(s.DocumentID.Eq(documentID)).Count()
+	if err != nil {
+		return err
+	}
+	err = dao.DB.Raw("SELECT SUM(CHAR_LENGTH(content)) FROM knowledge_document_slice WHERE document_id = ? AND deleted_at IS NULL", documentID).Scan(&totalSize).Error
+	if err != nil {
+		return err
+	}
+	k := dao.Query.KnowledgeDocument
+	updates := map[string]any{}
+	updates[k.SliceCount.ColumnName().String()] = sliceCount
+	if totalSize != nil {
+		updates[k.Size.ColumnName().String()] = ptr.From(totalSize)
+	}
+	updates[k.UpdatedAt.ColumnName().String()] = time.Now().UnixMilli()
+	_, err = k.WithContext(ctx).Debug().Where(k.ID.Eq(documentID)).Updates(updates)
+	return err
+}

backend/domain/knowledge/internal/dal/dao/knowledge_document_review.go

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+)
+
+type KnowledgeDocumentReviewDAO struct {
+	DB    *gorm.DB
+	Query *query.Query
+}
+
+func (dao *KnowledgeDocumentReviewDAO) CreateInBatches(ctx context.Context, reviews []*model.KnowledgeDocumentReview) error {
+	return dao.Query.KnowledgeDocumentReview.WithContext(ctx).Debug().CreateInBatches(reviews, len(reviews))
+}
+
+func (dao *KnowledgeDocumentReviewDAO) MGetByIDs(ctx context.Context, reviewIDs []int64) ([]*model.KnowledgeDocumentReview, error) {
+	return dao.Query.KnowledgeDocumentReview.WithContext(ctx).Debug().Where(dao.Query.KnowledgeDocumentReview.ID.In(reviewIDs...)).Find()
+}
+
+func (dao *KnowledgeDocumentReviewDAO) GetByID(ctx context.Context, reviewID int64) (*model.KnowledgeDocumentReview, error) {
+	return dao.Query.KnowledgeDocumentReview.WithContext(ctx).Debug().Where(dao.Query.KnowledgeDocumentReview.ID.Eq(reviewID)).First()
+}
+func (dao *KnowledgeDocumentReviewDAO) UpdateReview(ctx context.Context, reviewID int64, mp map[string]interface{}) error {
+	_, err := dao.Query.KnowledgeDocumentReview.WithContext(ctx).Debug().Where(dao.Query.KnowledgeDocumentReview.ID.Eq(reviewID)).Updates(mp)
+	return err
+}

backend/domain/knowledge/internal/dal/dao/knowledge_document_slice.go

@@ -0,0 +1,323 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+
+	"golang.org/x/sync/errgroup"
+	"gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+	"github.com/coze-dev/coze-studio/backend/pkg/errorx"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+	"github.com/coze-dev/coze-studio/backend/pkg/logs"
+	"github.com/coze-dev/coze-studio/backend/types/errno"
+)
+
+type KnowledgeDocumentSliceDAO struct {
+	DB    *gorm.DB
+	Query *query.Query
+}
+
+func (dao *KnowledgeDocumentSliceDAO) Create(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	return dao.Query.KnowledgeDocumentSlice.WithContext(ctx).Create(slice)
+}
+
+func (dao *KnowledgeDocumentSliceDAO) Update(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	s := dao.Query.KnowledgeDocumentSlice
+	slice.UpdatedAt = time.Now().UnixMilli()
+	err := s.WithContext(ctx).Save(slice)
+	return err
+}
+
+func (dao *KnowledgeDocumentSliceDAO) BatchCreate(ctx context.Context, slices []*model.KnowledgeDocumentSlice) error {
+	return dao.Query.KnowledgeDocumentSlice.WithContext(ctx).CreateInBatches(slices, 100)
+}
+
+func (dao *KnowledgeDocumentSliceDAO) BatchSetStatus(ctx context.Context, ids []int64, status int32, reason string) error {
+	s := dao.Query.KnowledgeDocumentSlice
+	updates := map[string]any{s.Status.ColumnName().String(): status}
+	if reason != "" {
+		updates[s.FailReason.ColumnName().String()] = reason
+	}
+	updates[s.UpdatedAt.ColumnName().String()] = time.Now().UnixMilli()
+	_, err := s.WithContext(ctx).Where(s.ID.In(ids...)).Updates(updates)
+	return err
+}
+
+func (dao *KnowledgeDocumentSliceDAO) Delete(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	s := dao.Query.KnowledgeDocumentSlice
+	_, err := s.WithContext(ctx).Where(s.ID.Eq(slice.ID)).Delete()
+	return err
+}
+
+func (dao *KnowledgeDocumentSliceDAO) DeleteByDocument(ctx context.Context, documentID int64) error {
+	s := dao.Query.KnowledgeDocumentSlice
+	_, err := s.WithContext(ctx).Where(s.DocumentID.Eq(documentID)).Delete()
+	return err
+}
+
+func (dao *KnowledgeDocumentSliceDAO) List(ctx context.Context, knowledgeID int64, documentID int64, limit int) (
+	pos []*model.KnowledgeDocumentSlice, hasMore bool, err error) {
+
+	do, err := dao.listDo(ctx, knowledgeID, documentID)
+	if err != nil {
+		return nil, false, err
+	}
+	if limit == -1 {
+		var (
+			lastID    int64 = 0
+			batchSize       = 100
+		)
+		for {
+			sliceArr, _, err := dao.listBatch(ctx, knowledgeID, documentID, batchSize, lastID)
+			if err != nil {
+				return nil, false, err
+			}
+			if len(sliceArr) == 0 {
+				break
+			}
+			pos = append(pos, sliceArr...)
+			lastID = sliceArr[len(sliceArr)-1].ID
+		}
+		return pos, false, nil
+	} else {
+		pos, err = do.Limit(limit).Find()
+		if err != nil {
+			return nil, false, err
+		}
+
+		if len(pos) == 0 {
+			return nil, false, nil
+		}
+
+		hasMore = len(pos) == limit
+
+		return pos, hasMore, err
+	}
+}
+
+func (dao *KnowledgeDocumentSliceDAO) listBatch(ctx context.Context, knowledgeID int64, documentID int64, batchSize int, lastID int64) (
+	pos []*model.KnowledgeDocumentSlice, hasMore bool, err error) {
+
+	if batchSize <= 0 {
+		batchSize = 100 // 默认批量大小
+	}
+
+	do, err := dao.listDo(ctx, knowledgeID, documentID)
+	if err != nil {
+		return nil, false, err
+	}
+
+	if lastID > 0 {
+		do = do.Where(dao.Query.KnowledgeDocumentSlice.ID.Gt(lastID))
+	}
+
+	pos, err = do.Debug().Limit(batchSize).Order(dao.Query.KnowledgeDocumentSlice.ID.Asc()).Find()
+	if err != nil {
+		return nil, false, err
+	}
+
+	hasMore = len(pos) == batchSize
+
+	return pos, hasMore, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) listDo(ctx context.Context, knowledgeID int64, documentID int64) (
+	query.IKnowledgeDocumentSliceDo, error) {
+
+	s := dao.Query.KnowledgeDocumentSlice
+	do := s.WithContext(ctx)
+	if documentID != 0 {
+		do = do.Where(s.DocumentID.Eq(documentID))
+	}
+	if knowledgeID != 0 {
+		do = do.Where(s.KnowledgeID.Eq(knowledgeID))
+	}
+
+	return do, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) GetDocumentSliceIDs(ctx context.Context, docIDs []int64) (sliceIDs []int64, err error) {
+	if len(docIDs) == 0 {
+		return nil, errors.New("empty document ids")
+	}
+	// doc可能会有很多slice，所以批量处理
+	sliceIDs = make([]int64, 0)
+	var mu sync.Mutex
+	errGroup, ctx := errgroup.WithContext(ctx)
+	errGroup.SetLimit(10)
+	for i := range docIDs {
+		docID := docIDs[i]
+		errGroup.Go(func() (err error) {
+			defer func() {
+				if panicErr := recover(); panicErr != nil {
+					logs.CtxErrorf(ctx, "[getDocSliceIDs] routine error recover:%+v", panicErr)
+				}
+			}()
+
+			select {
+			case <-ctx.Done():
+				logs.CtxErrorf(ctx, "[getDocSliceIDs] doc_id:%d canceled", docID)
+				return ctx.Err()
+			default:
+			}
+
+			slices, _, dbErr := dao.List(ctx, 0, docID, -1)
+			if dbErr != nil {
+				logs.CtxErrorf(ctx, "[getDocSliceIDs] get deleted slice id err:%+v, doc_id:%v", dbErr, docID)
+				return dbErr
+			}
+			mu.Lock()
+			for _, slice := range slices {
+				sliceIDs = append(sliceIDs, slice.ID)
+			}
+			mu.Unlock()
+			return nil
+		})
+	}
+	if err = errGroup.Wait(); err != nil {
+		return nil, err
+	}
+	return sliceIDs, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) MGetSlices(ctx context.Context, sliceIDs []int64) ([]*model.KnowledgeDocumentSlice, error) {
+	if len(sliceIDs) == 0 {
+		return nil, nil
+	}
+	s := dao.Query.KnowledgeDocumentSlice
+	pos, err := s.WithContext(ctx).Where(s.ID.In(sliceIDs...)).Find()
+	if err != nil {
+		return nil, err
+	}
+	return pos, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) FindSliceByCondition(ctx context.Context, opts *entity.WhereSliceOpt) (
+	[]*model.KnowledgeDocumentSlice, int64, error) {
+
+	s := dao.Query.KnowledgeDocumentSlice
+	do := s.WithContext(ctx)
+	if opts.DocumentID != 0 {
+		do = do.Where(s.DocumentID.Eq(opts.DocumentID))
+	}
+	if len(opts.DocumentIDs) != 0 {
+		do = do.Where(s.DocumentID.In(opts.DocumentIDs...))
+	}
+	if opts.KnowledgeID != 0 {
+		do = do.Where(s.KnowledgeID.Eq(opts.KnowledgeID))
+	}
+	if opts.DocumentID == 0 && opts.KnowledgeID == 0 && len(opts.DocumentIDs) == 0 {
+		return nil, 0, errors.New("documentID and knowledgeID cannot be empty at the same time")
+	}
+	if opts.Keyword != nil && len(*opts.Keyword) != 0 {
+		do = do.Where(s.Content.Like(*opts.Keyword))
+	}
+
+	if opts.PageSize != 0 {
+		do = do.Limit(int(opts.PageSize))
+		do = do.Offset(int(opts.Sequence)).Order(s.Sequence.Asc())
+	}
+	if opts.NotEmpty != nil {
+		if ptr.From(opts.NotEmpty) {
+			do = do.Where(s.Content.Neq(""))
+		} else {
+			do = do.Where(s.Content.Eq(""))
+		}
+	}
+	pos, err := do.Find()
+	if err != nil {
+		return nil, 0, err
+	}
+	total, err := do.Limit(-1).Offset(-1).Count()
+	if err != nil {
+		return nil, 0, err
+	}
+	return pos, total, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) GetSliceBySequence(ctx context.Context, documentID, sequence int64) ([]*model.KnowledgeDocumentSlice, error) {
+	if documentID == 0 {
+		return nil, errors.New("documentID cannot be empty")
+	}
+	s := dao.Query.KnowledgeDocumentSlice
+	var offset int
+	if sequence >= 2 {
+		offset = int(sequence - 2)
+	}
+	pos, err := s.WithContext(ctx).Where(s.DocumentID.Eq(documentID)).Offset(offset).Order(s.Sequence.Asc()).Limit(2).Find()
+	if err != nil {
+		return nil, err
+	}
+	return pos, nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) IncrementHitCount(ctx context.Context, sliceIDs []int64) error {
+	if len(sliceIDs) == 0 {
+		return nil
+	}
+	s := dao.Query.KnowledgeDocumentSlice
+	_, err := s.WithContext(ctx).Debug().Where(s.ID.In(sliceIDs...)).Updates(map[string]interface{}{
+		s.Hit.ColumnName().String():       gorm.Expr("hit +?", 1),
+		s.UpdatedAt.ColumnName().String(): time.Now().UnixMilli(),
+	})
+	return err
+}
+
+func (dao *KnowledgeDocumentSliceDAO) GetSliceHitByKnowledgeID(ctx context.Context, knowledgeID int64) (int64, error) {
+	if knowledgeID == 0 {
+		return 0, errors.New("knowledgeID cannot be empty")
+	}
+	s := dao.Query.KnowledgeDocumentSlice
+	var totalSliceHit *int64
+	err := s.WithContext(ctx).Debug().Select(s.Hit.Sum()).Where(s.KnowledgeID.Eq(knowledgeID)).Scan(&totalSliceHit)
+	if err != nil {
+		return 0, err
+	}
+	return ptr.From(totalSliceHit), nil
+}
+
+func (dao *KnowledgeDocumentSliceDAO) GetLastSequence(ctx context.Context, documentID int64) (float64, error) {
+	if documentID == 0 {
+		return 0, errors.New("[GetLastSequence] documentID cannot be empty")
+	}
+	s := dao.Query.KnowledgeDocumentSlice
+	resp, err := s.WithContext(ctx).Debug().
+		Select(s.Sequence).
+		Where(s.DocumentID.Eq(documentID)).
+		Order(s.Sequence.Desc()).
+		First()
+	if err == gorm.ErrRecordNotFound {
+		return 0, nil
+	}
+	if err != nil {
+		return 0, fmt.Errorf("[GetLastSequence] db exec err, document_id=%v, %w", documentID, err)
+	}
+	if resp == nil {
+		return 0, errorx.New(errno.ErrKnowledgeNonRetryableCode,
+			errorx.KVf("reason", "[GetLastSequence] resp is nil, document_id=%v", documentID))
+	}
+	return resp.Sequence, nil
+}

backend/domain/knowledge/internal/dal/dao/knowledge_document_test.go

@@ -0,0 +1,229 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+	"errors"
+	"strings"
+	"testing"
+
+	. "github.com/bytedance/mockey"
+	. "github.com/smartystreets/goconvey/convey"
+	"github.com/stretchr/testify/suite"
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+	"github.com/coze-dev/coze-studio/backend/internal/mock/infra/contract/orm"
+	"github.com/coze-dev/coze-studio/backend/pkg/lang/ptr"
+)
+
+func TestKnowledgeDocument(t *testing.T) {
+	suite.Run(t, &DocumentTestSuite{})
+}
+
+type DocumentTestSuite struct {
+	suite.Suite
+
+	ctx context.Context
+	db  *gorm.DB
+	dao *KnowledgeDocumentDAO
+}
+
+func (suite *DocumentTestSuite) SetupSuite() {
+	suite.ctx = context.Background()
+	mockDB := orm.NewMockDB()
+	mockDB.AddTable(&model.KnowledgeDocument{})
+	mockDB.AddTable(&model.KnowledgeDocumentSlice{})
+	db, err := mockDB.DB()
+	if err != nil {
+		panic(err)
+	}
+	suite.db = db
+	suite.dao = &KnowledgeDocumentDAO{
+		DB:    db,
+		Query: query.Use(db),
+	}
+}
+
+func (suite *DocumentTestSuite) TearDownTest() {
+	suite.clearDB()
+}
+
+func (suite *DocumentTestSuite) clearDB() {
+	suite.db.WithContext(suite.ctx).Unscoped().Delete(&model.KnowledgeDocument{})
+	suite.db.WithContext(suite.ctx).Unscoped().Delete(&model.KnowledgeDocumentSlice{})
+}
+
+func (suite *DocumentTestSuite) TestCRUD() {
+	PatchConvey("test crud", suite.T(), func() {
+		ctx := suite.ctx
+		q := suite.dao.Query.KnowledgeDocument
+
+		err := suite.dao.Create(ctx, &model.KnowledgeDocument{ID: 123, KnowledgeID: 456})
+		So(err, ShouldBeNil)
+		first, err := q.WithContext(ctx).Where(q.ID.Eq(123)).First()
+		So(err, ShouldBeNil)
+		So(first, ShouldNotBeNil)
+		So(first.KnowledgeID, ShouldEqual, int64(456))
+
+		err = suite.dao.Update(ctx, &model.KnowledgeDocument{ID: 123, KnowledgeID: 654})
+		So(err, ShouldBeNil)
+		first, err = q.WithContext(ctx).Where(q.ID.Eq(123)).First()
+		So(err, ShouldBeNil)
+		So(first, ShouldNotBeNil)
+		So(first.KnowledgeID, ShouldEqual, int64(654))
+
+		err = suite.dao.Delete(ctx, 123)
+		So(err, ShouldBeNil)
+		first, err = q.WithContext(ctx).Where(q.ID.Eq(123)).First()
+		So(err, ShouldNotBeNil)
+		So(errors.Is(err, gorm.ErrRecordNotFound), ShouldBeTrue)
+		So(first, ShouldBeNil)
+	})
+}
+
+func (suite *DocumentTestSuite) TestMGetByID() {
+	PatchConvey("test MGetByID", suite.T(), func() {
+		ctx := suite.ctx
+		resp, err := suite.dao.MGetByID(ctx, nil)
+		So(err, ShouldBeNil)
+		So(resp, ShouldBeNil)
+
+		suite.db.Create([]*model.KnowledgeDocument{
+			{
+				ID:          666,
+				KnowledgeID: 123,
+			}, {
+				ID:          667,
+				KnowledgeID: 123,
+			},
+		})
+		resp, err = suite.dao.MGetByID(ctx, []int64{666, 667})
+		So(err, ShouldBeNil)
+		So(len(resp), ShouldEqual, 2)
+	})
+}
+
+func (suite *DocumentTestSuite) TestUpdateDocumentSliceInfo() {
+	PatchConvey("test UpdateDocumentSliceInfo", suite.T(), func() {
+		ctx := suite.ctx
+		suite.db.Create([]*model.KnowledgeDocumentSlice{
+			{
+				ID:          1,
+				KnowledgeID: 123,
+				DocumentID:  456,
+				Content:     "hello",
+			},
+			{
+				ID:          2,
+				KnowledgeID: 123,
+				DocumentID:  456,
+				Content:     "world",
+			},
+		})
+
+		suite.db.Create(&model.KnowledgeDocument{
+			ID:          456,
+			KnowledgeID: 123,
+		})
+
+		Mock(GetMethod(suite.db, "Raw")).To(func(sql string, values ...interface{}) (tx *gorm.DB) {
+			tx = suite.db.WithContext(suite.ctx)
+			tx.Statement.SQL = strings.Builder{}
+			newSQL := strings.Replace(sql, "CHAR_LENGTH", "LENGTH", 1)
+			if strings.Contains(newSQL, "@") {
+				clause.NamedExpr{SQL: newSQL, Vars: values}.Build(tx.Statement)
+			} else {
+				clause.Expr{SQL: newSQL, Vars: values}.Build(tx.Statement)
+			}
+			return tx
+		}).Build()
+
+		err := suite.dao.UpdateDocumentSliceInfo(ctx, 456)
+		So(err, ShouldBeNil)
+
+		q := suite.dao.Query.KnowledgeDocument
+		d, err := q.WithContext(ctx).Where(q.ID.Eq(456)).First()
+		So(err, ShouldBeNil)
+		So(d, ShouldNotBeNil)
+		So(d.SliceCount, ShouldEqual, 2)
+		So(d.Size, ShouldEqual, 10)
+	})
+}
+
+func (suite *DocumentTestSuite) TestFindDocumentByCondition() {
+	PatchConvey("test FindDocumentByCondition", suite.T(), func() {
+		ctx := context.Background()
+		mockDB := orm.NewMockDB()
+		mockDB.AddTable(&model.KnowledgeDocument{})
+		db, err := mockDB.DB()
+		So(err, ShouldBeNil)
+
+		dao := &KnowledgeDocumentDAO{
+			DB:    db,
+			Query: query.Use(db),
+		}
+
+		db.Create([]*model.KnowledgeDocument{
+			{
+				ID:          666,
+				KnowledgeID: 123,
+			}, {
+				ID:          667,
+				KnowledgeID: 123,
+			},
+		})
+
+		PatchConvey("test paging", func() {
+			resp, total, err := dao.FindDocumentByCondition(ctx, &entity.WhereDocumentOpt{
+				IDs:          []int64{666, 667},
+				KnowledgeIDs: []int64{123},
+				Limit:        1,
+				Offset:       ptr.Of(0),
+			})
+			So(err, ShouldBeNil)
+			So(total, ShouldEqual, 2)
+			So(len(resp), ShouldEqual, 1)
+			So(resp[0].ID, ShouldEqual, int64(666))
+
+			resp, total, err = dao.FindDocumentByCondition(ctx, &entity.WhereDocumentOpt{
+				IDs:          []int64{666, 667},
+				KnowledgeIDs: []int64{123},
+				Limit:        1,
+				Offset:       ptr.Of(1),
+			})
+			So(err, ShouldBeNil)
+			So(total, ShouldEqual, 2)
+			So(len(resp), ShouldEqual, 1)
+			So(resp[0].ID, ShouldEqual, int64(667))
+
+			resp, total, err = dao.FindDocumentByCondition(ctx, &entity.WhereDocumentOpt{
+				IDs:          []int64{666, 667},
+				KnowledgeIDs: []int64{123},
+				Limit:        1,
+				Offset:       ptr.Of(2),
+			})
+			So(err, ShouldBeNil)
+			So(total, ShouldEqual, 2)
+			So(len(resp), ShouldEqual, 0)
+		})
+	})
+}

backend/domain/knowledge/internal/dal/dao/knowledge_test.go

@@ -0,0 +1,87 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dao
+
+import (
+	"context"
+	"testing"
+
+	. "github.com/bytedance/mockey"
+	. "github.com/smartystreets/goconvey/convey"
+	"github.com/stretchr/testify/suite"
+	"gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/query"
+	"github.com/coze-dev/coze-studio/backend/internal/mock/infra/contract/orm"
+)
+
+func TestKnowledgeSuite(t *testing.T) {
+	suite.Run(t, new(KnowledgeSuite))
+}
+
+type KnowledgeSuite struct {
+	suite.Suite
+
+	ctx context.Context
+	db  *gorm.DB
+	dao *KnowledgeDAO
+}
+
+func (suite *KnowledgeSuite) SetupSuite() {
+	suite.ctx = context.Background()
+	mockDB := orm.NewMockDB()
+	mockDB.AddTable(&model.Knowledge{})
+	db, err := mockDB.DB()
+	if err != nil {
+		panic(err)
+	}
+	suite.db = db
+	suite.dao = &KnowledgeDAO{
+		DB:    db,
+		Query: query.Use(db),
+	}
+}
+
+func (suite *KnowledgeSuite) TearDownTest() {
+	suite.db.WithContext(suite.ctx).Unscoped().Delete(&model.Knowledge{})
+}
+
+func (suite *KnowledgeSuite) TestCRUD() {
+	PatchConvey("test crud", suite.T(), func() {
+		ctx := suite.ctx
+		q := suite.dao.Query.Knowledge
+
+		err := suite.dao.Create(ctx, &model.Knowledge{
+			ID:   123,
+			Name: "test",
+		})
+		So(err, ShouldBeNil)
+		k, err := q.WithContext(ctx).Where(q.ID.Eq(123)).First()
+		So(err, ShouldBeNil)
+		So(k.Name, ShouldEqual, "test")
+
+		err = suite.dao.Upsert(ctx, &model.Knowledge{
+			ID:   123,
+			Name: "testtest",
+		})
+		So(err, ShouldBeNil)
+		k, err = q.WithContext(ctx).Where(q.ID.Eq(123)).First()
+		So(err, ShouldBeNil)
+		So(k.Name, ShouldEqual, "testtest")
+	})
+}

backend/domain/knowledge/internal/dal/model/knowledge.gen.go

@@ -0,0 +1,32 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package model
+
+import (
+	"gorm.io/gorm"
+)
+
+const TableNameKnowledge = "knowledge"
+
+// Knowledge 知识库表
+type Knowledge struct {
+	ID          int64          `gorm:"column:id;primaryKey;comment:主键ID" json:"id"`                                      // 主键ID
+	Name        string         `gorm:"column:name;not null;comment:名称" json:"name"`                                      // 名称
+	AppID       int64          `gorm:"column:app_id;not null;comment:项目ID，标识该资源是否是项目独有" json:"app_id"`                   // 项目ID，标识该资源是否是项目独有
+	CreatorID   int64          `gorm:"column:creator_id;not null;comment:ID" json:"creator_id"`                          // ID
+	SpaceID     int64          `gorm:"column:space_id;not null;comment:空间ID" json:"space_id"`                            // 空间ID
+	CreatedAt   int64          `gorm:"column:created_at;not null;comment:Create Time in Milliseconds" json:"created_at"` // Create Time in Milliseconds
+	UpdatedAt   int64          `gorm:"column:updated_at;not null;comment:Update Time in Milliseconds" json:"updated_at"` // Update Time in Milliseconds
+	DeletedAt   gorm.DeletedAt `gorm:"column:deleted_at;comment:Delete Time in Milliseconds" json:"deleted_at"`          // Delete Time in Milliseconds
+	Status      int32          `gorm:"column:status;not null;default:1;comment:0 初始化, 1 生效 2 失效" json:"status"`          // 0 初始化, 1 生效 2 失效
+	Description string         `gorm:"column:description;comment:描述" json:"description"`                                 // 描述
+	IconURI     string         `gorm:"column:icon_uri;comment:头像uri" json:"icon_uri"`                                    // 头像uri
+	FormatType  int32          `gorm:"column:format_type;not null;comment:0:文本 1:表格 2:图片" json:"format_type"`            // 0:文本 1:表格 2:图片
+}
+
+// TableName Knowledge's table name
+func (*Knowledge) TableName() string {
+	return TableNameKnowledge
+}

backend/domain/knowledge/internal/dal/model/knowledge_document.gen.go

@@ -0,0 +1,40 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package model
+
+import (
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	"gorm.io/gorm"
+)
+
+const TableNameKnowledgeDocument = "knowledge_document"
+
+// KnowledgeDocument 知识库文档表
+type KnowledgeDocument struct {
+	ID            int64              `gorm:"column:id;primaryKey;comment:主键ID" json:"id"`                                                  // 主键ID
+	KnowledgeID   int64              `gorm:"column:knowledge_id;not null;comment:所属knowledge的ID" json:"knowledge_id"`                      // 所属knowledge的ID
+	Name          string             `gorm:"column:name;not null;comment:文档名称" json:"name"`                                                // 文档名称
+	FileExtension string             `gorm:"column:file_extension;not null;default:0;comment:文档类型, txt/pdf/csv/..." json:"file_extension"` // 文档类型, txt/pdf/csv/...
+	DocumentType  int32              `gorm:"column:document_type;not null;comment:文档类型: 0:文本 1:表格 2:图片" json:"document_type"`              // 文档类型: 0:文本 1:表格 2:图片
+	URI           string             `gorm:"column:uri;comment:资源uri" json:"uri"`                                                          // 资源uri
+	Size          int64              `gorm:"column:size;not null;comment:文档大小" json:"size"`                                                // 文档大小
+	SliceCount    int64              `gorm:"column:slice_count;not null;comment:分片数量" json:"slice_count"`                                  // 分片数量
+	CharCount     int64              `gorm:"column:char_count;not null;comment:字符数" json:"char_count"`                                     // 字符数
+	CreatorID     int64              `gorm:"column:creator_id;not null;comment:创建者ID" json:"creator_id"`                                   // 创建者ID
+	SpaceID       int64              `gorm:"column:space_id;not null;comment:空间id" json:"space_id"`                                        // 空间id
+	CreatedAt     int64              `gorm:"column:created_at;not null;comment:Create Time in Milliseconds" json:"created_at"`             // Create Time in Milliseconds
+	UpdatedAt     int64              `gorm:"column:updated_at;not null;comment:Update Time in Milliseconds" json:"updated_at"`             // Update Time in Milliseconds
+	DeletedAt     gorm.DeletedAt     `gorm:"column:deleted_at;comment:Delete Time in Milliseconds" json:"deleted_at"`                      // Delete Time in Milliseconds
+	SourceType    int32              `gorm:"column:source_type;not null;comment:0:本地文件上传, 2:自定义文本" json:"source_type"`                     // 0:本地文件上传, 2:自定义文本
+	Status        int32              `gorm:"column:status;not null;comment:状态" json:"status"`                                              // 状态
+	FailReason    string             `gorm:"column:fail_reason;comment:失败原因" json:"fail_reason"`                                           // 失败原因
+	ParseRule     *DocumentParseRule `gorm:"column:parse_rule;comment:解析+切片规则;serializer:json" json:"parse_rule"`                          // 解析+切片规则
+	TableInfo     *entity.TableInfo  `gorm:"column:table_info;comment:表格信息;serializer:json" json:"table_info"`                             // 表格信息
+}
+
+// TableName KnowledgeDocument's table name
+func (*KnowledgeDocument) TableName() string {
+	return TableNameKnowledgeDocument
+}

backend/domain/knowledge/internal/dal/model/knowledge_document_review.gen.go

@@ -0,0 +1,33 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package model
+
+import (
+	"gorm.io/gorm"
+)
+
+const TableNameKnowledgeDocumentReview = "knowledge_document_review"
+
+// KnowledgeDocumentReview 文档审阅表
+type KnowledgeDocumentReview struct {
+	ID           int64          `gorm:"column:id;primaryKey;comment:主键ID" json:"id"`                                      // 主键ID
+	KnowledgeID  int64          `gorm:"column:knowledge_id;not null;comment:knowledge id" json:"knowledge_id"`            // knowledge id
+	SpaceID      int64          `gorm:"column:space_id;not null;comment:空间id" json:"space_id"`                            // 空间id
+	Name         string         `gorm:"column:name;not null;comment:文档名称" json:"name"`                                    // 文档名称
+	Type         string         `gorm:"column:type;not null;default:0;comment:文档类型" json:"type"`                          // 文档类型
+	URI          string         `gorm:"column:uri;comment:资源标识" json:"uri"`                                               // 资源标识
+	FormatType   int32          `gorm:"column:format_type;not null;comment:0 文本, 1 表格, 2 图片" json:"format_type"`          // 0 文本, 1 表格, 2 图片
+	Status       int32          `gorm:"column:status;not null;comment:0 处理中，1 已完成，2 失败，3 失效" json:"status"`               // 0 处理中，1 已完成，2 失败，3 失效
+	ChunkRespURI string         `gorm:"column:chunk_resp_uri;comment:预切片tos资源标识" json:"chunk_resp_uri"`                   // 预切片tos资源标识
+	DeletedAt    gorm.DeletedAt `gorm:"column:deleted_at;comment:Delete Time in Milliseconds" json:"deleted_at"`          // Delete Time in Milliseconds
+	CreatedAt    int64          `gorm:"column:created_at;not null;comment:Create Time in Milliseconds" json:"created_at"` // Create Time in Milliseconds
+	UpdatedAt    int64          `gorm:"column:updated_at;not null;comment:Update Time in Milliseconds" json:"updated_at"` // Update Time in Milliseconds
+	CreatorID    int64          `gorm:"column:creator_id;not null;comment:创建者ID" json:"creator_id"`                       // 创建者ID
+}
+
+// TableName KnowledgeDocumentReview's table name
+func (*KnowledgeDocumentReview) TableName() string {
+	return TableNameKnowledgeDocumentReview
+}

backend/domain/knowledge/internal/dal/model/knowledge_document_slice.gen.go

@@ -0,0 +1,33 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package model
+
+import (
+	"gorm.io/gorm"
+)
+
+const TableNameKnowledgeDocumentSlice = "knowledge_document_slice"
+
+// KnowledgeDocumentSlice 知识库文件切片表
+type KnowledgeDocumentSlice struct {
+	ID          int64          `gorm:"column:id;primaryKey;comment:主键ID" json:"id"`                                      // 主键ID
+	KnowledgeID int64          `gorm:"column:knowledge_id;not null;comment:knowledge id" json:"knowledge_id"`            // knowledge id
+	DocumentID  int64          `gorm:"column:document_id;not null;comment:document id" json:"document_id"`               // document id
+	Content     string         `gorm:"column:content;comment:切片内容" json:"content"`                                       // 切片内容
+	Sequence    float64        `gorm:"column:sequence;not null;type:decimal(20,5);comment:切片顺序号, 从1开始" json:"sequence"`                     // 切片顺序号, 从1开始
+	CreatedAt   int64          `gorm:"column:created_at;not null;comment:Create Time in Milliseconds" json:"created_at"` // Create Time in Milliseconds
+	UpdatedAt   int64          `gorm:"column:updated_at;not null;comment:Update Time in Milliseconds" json:"updated_at"` // Update Time in Milliseconds
+	DeletedAt   gorm.DeletedAt `gorm:"column:deleted_at;comment:Delete Time in Milliseconds" json:"deleted_at"`          // Delete Time in Milliseconds
+	CreatorID   int64          `gorm:"column:creator_id;not null;comment:创建者ID" json:"creator_id"`                       // 创建者ID
+	SpaceID     int64          `gorm:"column:space_id;not null;comment:空间ID" json:"space_id"`                            // 空间ID
+	Status      int32          `gorm:"column:status;not null;comment:状态" json:"status"`                                  // 状态
+	FailReason  string         `gorm:"column:fail_reason;comment:失败原因" json:"fail_reason"`                               // 失败原因
+	Hit         int64          `gorm:"column:hit;not null;comment:命中次数" json:"hit"`                                      // 命中次数
+}
+
+// TableName KnowledgeDocumentSlice's table name
+func (*KnowledgeDocumentSlice) TableName() string {
+	return TableNameKnowledgeDocumentSlice
+}

backend/domain/knowledge/internal/dal/model/progress.go

@@ -0,0 +1,14 @@
+package model
+
+type SliceStatus int32
+
+const (
+	SliceStatusProcessing SliceStatus = 0
+	SliceStatusDone       SliceStatus = 1
+	SliceStatusFailed     SliceStatus = 2
+)
+
+type SliceProgress struct {
+	Status    SliceStatus
+	StatusMsg string
+}

backend/domain/knowledge/internal/dal/model/strategy.go

@@ -0,0 +1,8 @@
+package model
+
+import "github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+
+type DocumentParseRule struct {
+	ParsingStrategy  *entity.ParsingStrategy  `json:"parsing_strategy"`
+	ChunkingStrategy *entity.ChunkingStrategy `json:"chunking_strategy"`
+}

backend/domain/knowledge/internal/dal/query/gen.go

@@ -0,0 +1,127 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+	"database/sql"
+
+	"gorm.io/gorm"
+
+	"gorm.io/gen"
+
+	"gorm.io/plugin/dbresolver"
+)
+
+var (
+	Q                       = new(Query)
+	Knowledge               *knowledge
+	KnowledgeDocument       *knowledgeDocument
+	KnowledgeDocumentReview *knowledgeDocumentReview
+	KnowledgeDocumentSlice  *knowledgeDocumentSlice
+)
+
+func SetDefault(db *gorm.DB, opts ...gen.DOOption) {
+	*Q = *Use(db, opts...)
+	Knowledge = &Q.Knowledge
+	KnowledgeDocument = &Q.KnowledgeDocument
+	KnowledgeDocumentReview = &Q.KnowledgeDocumentReview
+	KnowledgeDocumentSlice = &Q.KnowledgeDocumentSlice
+}
+
+func Use(db *gorm.DB, opts ...gen.DOOption) *Query {
+	return &Query{
+		db:                      db,
+		Knowledge:               newKnowledge(db, opts...),
+		KnowledgeDocument:       newKnowledgeDocument(db, opts...),
+		KnowledgeDocumentReview: newKnowledgeDocumentReview(db, opts...),
+		KnowledgeDocumentSlice:  newKnowledgeDocumentSlice(db, opts...),
+	}
+}
+
+type Query struct {
+	db *gorm.DB
+
+	Knowledge               knowledge
+	KnowledgeDocument       knowledgeDocument
+	KnowledgeDocumentReview knowledgeDocumentReview
+	KnowledgeDocumentSlice  knowledgeDocumentSlice
+}
+
+func (q *Query) Available() bool { return q.db != nil }
+
+func (q *Query) clone(db *gorm.DB) *Query {
+	return &Query{
+		db:                      db,
+		Knowledge:               q.Knowledge.clone(db),
+		KnowledgeDocument:       q.KnowledgeDocument.clone(db),
+		KnowledgeDocumentReview: q.KnowledgeDocumentReview.clone(db),
+		KnowledgeDocumentSlice:  q.KnowledgeDocumentSlice.clone(db),
+	}
+}
+
+func (q *Query) ReadDB() *Query {
+	return q.ReplaceDB(q.db.Clauses(dbresolver.Read))
+}
+
+func (q *Query) WriteDB() *Query {
+	return q.ReplaceDB(q.db.Clauses(dbresolver.Write))
+}
+
+func (q *Query) ReplaceDB(db *gorm.DB) *Query {
+	return &Query{
+		db:                      db,
+		Knowledge:               q.Knowledge.replaceDB(db),
+		KnowledgeDocument:       q.KnowledgeDocument.replaceDB(db),
+		KnowledgeDocumentReview: q.KnowledgeDocumentReview.replaceDB(db),
+		KnowledgeDocumentSlice:  q.KnowledgeDocumentSlice.replaceDB(db),
+	}
+}
+
+type queryCtx struct {
+	Knowledge               IKnowledgeDo
+	KnowledgeDocument       IKnowledgeDocumentDo
+	KnowledgeDocumentReview IKnowledgeDocumentReviewDo
+	KnowledgeDocumentSlice  IKnowledgeDocumentSliceDo
+}
+
+func (q *Query) WithContext(ctx context.Context) *queryCtx {
+	return &queryCtx{
+		Knowledge:               q.Knowledge.WithContext(ctx),
+		KnowledgeDocument:       q.KnowledgeDocument.WithContext(ctx),
+		KnowledgeDocumentReview: q.KnowledgeDocumentReview.WithContext(ctx),
+		KnowledgeDocumentSlice:  q.KnowledgeDocumentSlice.WithContext(ctx),
+	}
+}
+
+func (q *Query) Transaction(fc func(tx *Query) error, opts ...*sql.TxOptions) error {
+	return q.db.Transaction(func(tx *gorm.DB) error { return fc(q.clone(tx)) }, opts...)
+}
+
+func (q *Query) Begin(opts ...*sql.TxOptions) *QueryTx {
+	tx := q.db.Begin(opts...)
+	return &QueryTx{Query: q.clone(tx), Error: tx.Error}
+}
+
+type QueryTx struct {
+	*Query
+	Error error
+}
+
+func (q *QueryTx) Commit() error {
+	return q.db.Commit().Error
+}
+
+func (q *QueryTx) Rollback() error {
+	return q.db.Rollback().Error
+}
+
+func (q *QueryTx) SavePoint(name string) error {
+	return q.db.SavePoint(name).Error
+}
+
+func (q *QueryTx) RollbackTo(name string) error {
+	return q.db.RollbackTo(name).Error
+}

backend/domain/knowledge/internal/dal/query/knowledge.gen.go

@@ -0,0 +1,425 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
+
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+
+	"gorm.io/plugin/dbresolver"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+func newKnowledge(db *gorm.DB, opts ...gen.DOOption) knowledge {
+	_knowledge := knowledge{}
+
+	_knowledge.knowledgeDo.UseDB(db, opts...)
+	_knowledge.knowledgeDo.UseModel(&model.Knowledge{})
+
+	tableName := _knowledge.knowledgeDo.TableName()
+	_knowledge.ALL = field.NewAsterisk(tableName)
+	_knowledge.ID = field.NewInt64(tableName, "id")
+	_knowledge.Name = field.NewString(tableName, "name")
+	_knowledge.AppID = field.NewInt64(tableName, "app_id")
+	_knowledge.CreatorID = field.NewInt64(tableName, "creator_id")
+	_knowledge.SpaceID = field.NewInt64(tableName, "space_id")
+	_knowledge.CreatedAt = field.NewInt64(tableName, "created_at")
+	_knowledge.UpdatedAt = field.NewInt64(tableName, "updated_at")
+	_knowledge.DeletedAt = field.NewField(tableName, "deleted_at")
+	_knowledge.Status = field.NewInt32(tableName, "status")
+	_knowledge.Description = field.NewString(tableName, "description")
+	_knowledge.IconURI = field.NewString(tableName, "icon_uri")
+	_knowledge.FormatType = field.NewInt32(tableName, "format_type")
+
+	_knowledge.fillFieldMap()
+
+	return _knowledge
+}
+
+// knowledge 知识库表
+type knowledge struct {
+	knowledgeDo
+
+	ALL         field.Asterisk
+	ID          field.Int64  // 主键ID
+	Name        field.String // 名称
+	AppID       field.Int64  // 项目ID，标识该资源是否是项目独有
+	CreatorID   field.Int64  // ID
+	SpaceID     field.Int64  // 空间ID
+	CreatedAt   field.Int64  // Create Time in Milliseconds
+	UpdatedAt   field.Int64  // Update Time in Milliseconds
+	DeletedAt   field.Field  // Delete Time in Milliseconds
+	Status      field.Int32  // 0 初始化, 1 生效 2 失效
+	Description field.String // 描述
+	IconURI     field.String // 头像uri
+	FormatType  field.Int32  // 0:文本 1:表格 2:图片
+
+	fieldMap map[string]field.Expr
+}
+
+func (k knowledge) Table(newTableName string) *knowledge {
+	k.knowledgeDo.UseTable(newTableName)
+	return k.updateTableName(newTableName)
+}
+
+func (k knowledge) As(alias string) *knowledge {
+	k.knowledgeDo.DO = *(k.knowledgeDo.As(alias).(*gen.DO))
+	return k.updateTableName(alias)
+}
+
+func (k *knowledge) updateTableName(table string) *knowledge {
+	k.ALL = field.NewAsterisk(table)
+	k.ID = field.NewInt64(table, "id")
+	k.Name = field.NewString(table, "name")
+	k.AppID = field.NewInt64(table, "app_id")
+	k.CreatorID = field.NewInt64(table, "creator_id")
+	k.SpaceID = field.NewInt64(table, "space_id")
+	k.CreatedAt = field.NewInt64(table, "created_at")
+	k.UpdatedAt = field.NewInt64(table, "updated_at")
+	k.DeletedAt = field.NewField(table, "deleted_at")
+	k.Status = field.NewInt32(table, "status")
+	k.Description = field.NewString(table, "description")
+	k.IconURI = field.NewString(table, "icon_uri")
+	k.FormatType = field.NewInt32(table, "format_type")
+
+	k.fillFieldMap()
+
+	return k
+}
+
+func (k *knowledge) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
+	_f, ok := k.fieldMap[fieldName]
+	if !ok || _f == nil {
+		return nil, false
+	}
+	_oe, ok := _f.(field.OrderExpr)
+	return _oe, ok
+}
+
+func (k *knowledge) fillFieldMap() {
+	k.fieldMap = make(map[string]field.Expr, 12)
+	k.fieldMap["id"] = k.ID
+	k.fieldMap["name"] = k.Name
+	k.fieldMap["app_id"] = k.AppID
+	k.fieldMap["creator_id"] = k.CreatorID
+	k.fieldMap["space_id"] = k.SpaceID
+	k.fieldMap["created_at"] = k.CreatedAt
+	k.fieldMap["updated_at"] = k.UpdatedAt
+	k.fieldMap["deleted_at"] = k.DeletedAt
+	k.fieldMap["status"] = k.Status
+	k.fieldMap["description"] = k.Description
+	k.fieldMap["icon_uri"] = k.IconURI
+	k.fieldMap["format_type"] = k.FormatType
+}
+
+func (k knowledge) clone(db *gorm.DB) knowledge {
+	k.knowledgeDo.ReplaceConnPool(db.Statement.ConnPool)
+	return k
+}
+
+func (k knowledge) replaceDB(db *gorm.DB) knowledge {
+	k.knowledgeDo.ReplaceDB(db)
+	return k
+}
+
+type knowledgeDo struct{ gen.DO }
+
+type IKnowledgeDo interface {
+	gen.SubQuery
+	Debug() IKnowledgeDo
+	WithContext(ctx context.Context) IKnowledgeDo
+	WithResult(fc func(tx gen.Dao)) gen.ResultInfo
+	ReplaceDB(db *gorm.DB)
+	ReadDB() IKnowledgeDo
+	WriteDB() IKnowledgeDo
+	As(alias string) gen.Dao
+	Session(config *gorm.Session) IKnowledgeDo
+	Columns(cols ...field.Expr) gen.Columns
+	Clauses(conds ...clause.Expression) IKnowledgeDo
+	Not(conds ...gen.Condition) IKnowledgeDo
+	Or(conds ...gen.Condition) IKnowledgeDo
+	Select(conds ...field.Expr) IKnowledgeDo
+	Where(conds ...gen.Condition) IKnowledgeDo
+	Order(conds ...field.Expr) IKnowledgeDo
+	Distinct(cols ...field.Expr) IKnowledgeDo
+	Omit(cols ...field.Expr) IKnowledgeDo
+	Join(table schema.Tabler, on ...field.Expr) IKnowledgeDo
+	LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDo
+	RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDo
+	Group(cols ...field.Expr) IKnowledgeDo
+	Having(conds ...gen.Condition) IKnowledgeDo
+	Limit(limit int) IKnowledgeDo
+	Offset(offset int) IKnowledgeDo
+	Count() (count int64, err error)
+	Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDo
+	Unscoped() IKnowledgeDo
+	Create(values ...*model.Knowledge) error
+	CreateInBatches(values []*model.Knowledge, batchSize int) error
+	Save(values ...*model.Knowledge) error
+	First() (*model.Knowledge, error)
+	Take() (*model.Knowledge, error)
+	Last() (*model.Knowledge, error)
+	Find() ([]*model.Knowledge, error)
+	FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.Knowledge, err error)
+	FindInBatches(result *[]*model.Knowledge, batchSize int, fc func(tx gen.Dao, batch int) error) error
+	Pluck(column field.Expr, dest interface{}) error
+	Delete(...*model.Knowledge) (info gen.ResultInfo, err error)
+	Update(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	Updates(value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumn(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumnSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	UpdateColumns(value interface{}) (info gen.ResultInfo, err error)
+	UpdateFrom(q gen.SubQuery) gen.Dao
+	Attrs(attrs ...field.AssignExpr) IKnowledgeDo
+	Assign(attrs ...field.AssignExpr) IKnowledgeDo
+	Joins(fields ...field.RelationField) IKnowledgeDo
+	Preload(fields ...field.RelationField) IKnowledgeDo
+	FirstOrInit() (*model.Knowledge, error)
+	FirstOrCreate() (*model.Knowledge, error)
+	FindByPage(offset int, limit int) (result []*model.Knowledge, count int64, err error)
+	ScanByPage(result interface{}, offset int, limit int) (count int64, err error)
+	Scan(result interface{}) (err error)
+	Returning(value interface{}, columns ...string) IKnowledgeDo
+	UnderlyingDB() *gorm.DB
+	schema.Tabler
+}
+
+func (k knowledgeDo) Debug() IKnowledgeDo {
+	return k.withDO(k.DO.Debug())
+}
+
+func (k knowledgeDo) WithContext(ctx context.Context) IKnowledgeDo {
+	return k.withDO(k.DO.WithContext(ctx))
+}
+
+func (k knowledgeDo) ReadDB() IKnowledgeDo {
+	return k.Clauses(dbresolver.Read)
+}
+
+func (k knowledgeDo) WriteDB() IKnowledgeDo {
+	return k.Clauses(dbresolver.Write)
+}
+
+func (k knowledgeDo) Session(config *gorm.Session) IKnowledgeDo {
+	return k.withDO(k.DO.Session(config))
+}
+
+func (k knowledgeDo) Clauses(conds ...clause.Expression) IKnowledgeDo {
+	return k.withDO(k.DO.Clauses(conds...))
+}
+
+func (k knowledgeDo) Returning(value interface{}, columns ...string) IKnowledgeDo {
+	return k.withDO(k.DO.Returning(value, columns...))
+}
+
+func (k knowledgeDo) Not(conds ...gen.Condition) IKnowledgeDo {
+	return k.withDO(k.DO.Not(conds...))
+}
+
+func (k knowledgeDo) Or(conds ...gen.Condition) IKnowledgeDo {
+	return k.withDO(k.DO.Or(conds...))
+}
+
+func (k knowledgeDo) Select(conds ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Select(conds...))
+}
+
+func (k knowledgeDo) Where(conds ...gen.Condition) IKnowledgeDo {
+	return k.withDO(k.DO.Where(conds...))
+}
+
+func (k knowledgeDo) Order(conds ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Order(conds...))
+}
+
+func (k knowledgeDo) Distinct(cols ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Distinct(cols...))
+}
+
+func (k knowledgeDo) Omit(cols ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Omit(cols...))
+}
+
+func (k knowledgeDo) Join(table schema.Tabler, on ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Join(table, on...))
+}
+
+func (k knowledgeDo) LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.LeftJoin(table, on...))
+}
+
+func (k knowledgeDo) RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.RightJoin(table, on...))
+}
+
+func (k knowledgeDo) Group(cols ...field.Expr) IKnowledgeDo {
+	return k.withDO(k.DO.Group(cols...))
+}
+
+func (k knowledgeDo) Having(conds ...gen.Condition) IKnowledgeDo {
+	return k.withDO(k.DO.Having(conds...))
+}
+
+func (k knowledgeDo) Limit(limit int) IKnowledgeDo {
+	return k.withDO(k.DO.Limit(limit))
+}
+
+func (k knowledgeDo) Offset(offset int) IKnowledgeDo {
+	return k.withDO(k.DO.Offset(offset))
+}
+
+func (k knowledgeDo) Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDo {
+	return k.withDO(k.DO.Scopes(funcs...))
+}
+
+func (k knowledgeDo) Unscoped() IKnowledgeDo {
+	return k.withDO(k.DO.Unscoped())
+}
+
+func (k knowledgeDo) Create(values ...*model.Knowledge) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Create(values)
+}
+
+func (k knowledgeDo) CreateInBatches(values []*model.Knowledge, batchSize int) error {
+	return k.DO.CreateInBatches(values, batchSize)
+}
+
+// Save : !!! underlying implementation is different with GORM
+// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
+func (k knowledgeDo) Save(values ...*model.Knowledge) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Save(values)
+}
+
+func (k knowledgeDo) First() (*model.Knowledge, error) {
+	if result, err := k.DO.First(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.Knowledge), nil
+	}
+}
+
+func (k knowledgeDo) Take() (*model.Knowledge, error) {
+	if result, err := k.DO.Take(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.Knowledge), nil
+	}
+}
+
+func (k knowledgeDo) Last() (*model.Knowledge, error) {
+	if result, err := k.DO.Last(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.Knowledge), nil
+	}
+}
+
+func (k knowledgeDo) Find() ([]*model.Knowledge, error) {
+	result, err := k.DO.Find()
+	return result.([]*model.Knowledge), err
+}
+
+func (k knowledgeDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.Knowledge, err error) {
+	buf := make([]*model.Knowledge, 0, batchSize)
+	err = k.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
+		defer func() { results = append(results, buf...) }()
+		return fc(tx, batch)
+	})
+	return results, err
+}
+
+func (k knowledgeDo) FindInBatches(result *[]*model.Knowledge, batchSize int, fc func(tx gen.Dao, batch int) error) error {
+	return k.DO.FindInBatches(result, batchSize, fc)
+}
+
+func (k knowledgeDo) Attrs(attrs ...field.AssignExpr) IKnowledgeDo {
+	return k.withDO(k.DO.Attrs(attrs...))
+}
+
+func (k knowledgeDo) Assign(attrs ...field.AssignExpr) IKnowledgeDo {
+	return k.withDO(k.DO.Assign(attrs...))
+}
+
+func (k knowledgeDo) Joins(fields ...field.RelationField) IKnowledgeDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Joins(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDo) Preload(fields ...field.RelationField) IKnowledgeDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Preload(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDo) FirstOrInit() (*model.Knowledge, error) {
+	if result, err := k.DO.FirstOrInit(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.Knowledge), nil
+	}
+}
+
+func (k knowledgeDo) FirstOrCreate() (*model.Knowledge, error) {
+	if result, err := k.DO.FirstOrCreate(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.Knowledge), nil
+	}
+}
+
+func (k knowledgeDo) FindByPage(offset int, limit int) (result []*model.Knowledge, count int64, err error) {
+	result, err = k.Offset(offset).Limit(limit).Find()
+	if err != nil {
+		return
+	}
+
+	if size := len(result); 0 < limit && 0 < size && size < limit {
+		count = int64(size + offset)
+		return
+	}
+
+	count, err = k.Offset(-1).Limit(-1).Count()
+	return
+}
+
+func (k knowledgeDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
+	count, err = k.Count()
+	if err != nil {
+		return
+	}
+
+	err = k.Offset(offset).Limit(limit).Scan(result)
+	return
+}
+
+func (k knowledgeDo) Scan(result interface{}) (err error) {
+	return k.DO.Scan(result)
+}
+
+func (k knowledgeDo) Delete(models ...*model.Knowledge) (result gen.ResultInfo, err error) {
+	return k.DO.Delete(models)
+}
+
+func (k *knowledgeDo) withDO(do gen.Dao) *knowledgeDo {
+	k.DO = *do.(*gen.DO)
+	return k
+}

backend/domain/knowledge/internal/dal/query/knowledge_document.gen.go

@@ -0,0 +1,453 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
+
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+
+	"gorm.io/plugin/dbresolver"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+func newKnowledgeDocument(db *gorm.DB, opts ...gen.DOOption) knowledgeDocument {
+	_knowledgeDocument := knowledgeDocument{}
+
+	_knowledgeDocument.knowledgeDocumentDo.UseDB(db, opts...)
+	_knowledgeDocument.knowledgeDocumentDo.UseModel(&model.KnowledgeDocument{})
+
+	tableName := _knowledgeDocument.knowledgeDocumentDo.TableName()
+	_knowledgeDocument.ALL = field.NewAsterisk(tableName)
+	_knowledgeDocument.ID = field.NewInt64(tableName, "id")
+	_knowledgeDocument.KnowledgeID = field.NewInt64(tableName, "knowledge_id")
+	_knowledgeDocument.Name = field.NewString(tableName, "name")
+	_knowledgeDocument.FileExtension = field.NewString(tableName, "file_extension")
+	_knowledgeDocument.DocumentType = field.NewInt32(tableName, "document_type")
+	_knowledgeDocument.URI = field.NewString(tableName, "uri")
+	_knowledgeDocument.Size = field.NewInt64(tableName, "size")
+	_knowledgeDocument.SliceCount = field.NewInt64(tableName, "slice_count")
+	_knowledgeDocument.CharCount = field.NewInt64(tableName, "char_count")
+	_knowledgeDocument.CreatorID = field.NewInt64(tableName, "creator_id")
+	_knowledgeDocument.SpaceID = field.NewInt64(tableName, "space_id")
+	_knowledgeDocument.CreatedAt = field.NewInt64(tableName, "created_at")
+	_knowledgeDocument.UpdatedAt = field.NewInt64(tableName, "updated_at")
+	_knowledgeDocument.DeletedAt = field.NewField(tableName, "deleted_at")
+	_knowledgeDocument.SourceType = field.NewInt32(tableName, "source_type")
+	_knowledgeDocument.Status = field.NewInt32(tableName, "status")
+	_knowledgeDocument.FailReason = field.NewString(tableName, "fail_reason")
+	_knowledgeDocument.ParseRule = field.NewField(tableName, "parse_rule")
+	_knowledgeDocument.TableInfo = field.NewField(tableName, "table_info")
+
+	_knowledgeDocument.fillFieldMap()
+
+	return _knowledgeDocument
+}
+
+// knowledgeDocument 知识库文档表
+type knowledgeDocument struct {
+	knowledgeDocumentDo
+
+	ALL           field.Asterisk
+	ID            field.Int64  // 主键ID
+	KnowledgeID   field.Int64  // 所属knowledge的ID
+	Name          field.String // 文档名称
+	FileExtension field.String // 文档类型, txt/pdf/csv/...
+	DocumentType  field.Int32  // 文档类型: 0:文本 1:表格 2:图片
+	URI           field.String // 资源uri
+	Size          field.Int64  // 文档大小
+	SliceCount    field.Int64  // 分片数量
+	CharCount     field.Int64  // 字符数
+	CreatorID     field.Int64  // 创建者ID
+	SpaceID       field.Int64  // 空间id
+	CreatedAt     field.Int64  // Create Time in Milliseconds
+	UpdatedAt     field.Int64  // Update Time in Milliseconds
+	DeletedAt     field.Field  // Delete Time in Milliseconds
+	SourceType    field.Int32  // 0:本地文件上传, 2:自定义文本
+	Status        field.Int32  // 状态
+	FailReason    field.String // 失败原因
+	ParseRule     field.Field  // 解析+切片规则
+	TableInfo     field.Field  // 表格信息
+
+	fieldMap map[string]field.Expr
+}
+
+func (k knowledgeDocument) Table(newTableName string) *knowledgeDocument {
+	k.knowledgeDocumentDo.UseTable(newTableName)
+	return k.updateTableName(newTableName)
+}
+
+func (k knowledgeDocument) As(alias string) *knowledgeDocument {
+	k.knowledgeDocumentDo.DO = *(k.knowledgeDocumentDo.As(alias).(*gen.DO))
+	return k.updateTableName(alias)
+}
+
+func (k *knowledgeDocument) updateTableName(table string) *knowledgeDocument {
+	k.ALL = field.NewAsterisk(table)
+	k.ID = field.NewInt64(table, "id")
+	k.KnowledgeID = field.NewInt64(table, "knowledge_id")
+	k.Name = field.NewString(table, "name")
+	k.FileExtension = field.NewString(table, "file_extension")
+	k.DocumentType = field.NewInt32(table, "document_type")
+	k.URI = field.NewString(table, "uri")
+	k.Size = field.NewInt64(table, "size")
+	k.SliceCount = field.NewInt64(table, "slice_count")
+	k.CharCount = field.NewInt64(table, "char_count")
+	k.CreatorID = field.NewInt64(table, "creator_id")
+	k.SpaceID = field.NewInt64(table, "space_id")
+	k.CreatedAt = field.NewInt64(table, "created_at")
+	k.UpdatedAt = field.NewInt64(table, "updated_at")
+	k.DeletedAt = field.NewField(table, "deleted_at")
+	k.SourceType = field.NewInt32(table, "source_type")
+	k.Status = field.NewInt32(table, "status")
+	k.FailReason = field.NewString(table, "fail_reason")
+	k.ParseRule = field.NewField(table, "parse_rule")
+	k.TableInfo = field.NewField(table, "table_info")
+
+	k.fillFieldMap()
+
+	return k
+}
+
+func (k *knowledgeDocument) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
+	_f, ok := k.fieldMap[fieldName]
+	if !ok || _f == nil {
+		return nil, false
+	}
+	_oe, ok := _f.(field.OrderExpr)
+	return _oe, ok
+}
+
+func (k *knowledgeDocument) fillFieldMap() {
+	k.fieldMap = make(map[string]field.Expr, 19)
+	k.fieldMap["id"] = k.ID
+	k.fieldMap["knowledge_id"] = k.KnowledgeID
+	k.fieldMap["name"] = k.Name
+	k.fieldMap["file_extension"] = k.FileExtension
+	k.fieldMap["document_type"] = k.DocumentType
+	k.fieldMap["uri"] = k.URI
+	k.fieldMap["size"] = k.Size
+	k.fieldMap["slice_count"] = k.SliceCount
+	k.fieldMap["char_count"] = k.CharCount
+	k.fieldMap["creator_id"] = k.CreatorID
+	k.fieldMap["space_id"] = k.SpaceID
+	k.fieldMap["created_at"] = k.CreatedAt
+	k.fieldMap["updated_at"] = k.UpdatedAt
+	k.fieldMap["deleted_at"] = k.DeletedAt
+	k.fieldMap["source_type"] = k.SourceType
+	k.fieldMap["status"] = k.Status
+	k.fieldMap["fail_reason"] = k.FailReason
+	k.fieldMap["parse_rule"] = k.ParseRule
+	k.fieldMap["table_info"] = k.TableInfo
+}
+
+func (k knowledgeDocument) clone(db *gorm.DB) knowledgeDocument {
+	k.knowledgeDocumentDo.ReplaceConnPool(db.Statement.ConnPool)
+	return k
+}
+
+func (k knowledgeDocument) replaceDB(db *gorm.DB) knowledgeDocument {
+	k.knowledgeDocumentDo.ReplaceDB(db)
+	return k
+}
+
+type knowledgeDocumentDo struct{ gen.DO }
+
+type IKnowledgeDocumentDo interface {
+	gen.SubQuery
+	Debug() IKnowledgeDocumentDo
+	WithContext(ctx context.Context) IKnowledgeDocumentDo
+	WithResult(fc func(tx gen.Dao)) gen.ResultInfo
+	ReplaceDB(db *gorm.DB)
+	ReadDB() IKnowledgeDocumentDo
+	WriteDB() IKnowledgeDocumentDo
+	As(alias string) gen.Dao
+	Session(config *gorm.Session) IKnowledgeDocumentDo
+	Columns(cols ...field.Expr) gen.Columns
+	Clauses(conds ...clause.Expression) IKnowledgeDocumentDo
+	Not(conds ...gen.Condition) IKnowledgeDocumentDo
+	Or(conds ...gen.Condition) IKnowledgeDocumentDo
+	Select(conds ...field.Expr) IKnowledgeDocumentDo
+	Where(conds ...gen.Condition) IKnowledgeDocumentDo
+	Order(conds ...field.Expr) IKnowledgeDocumentDo
+	Distinct(cols ...field.Expr) IKnowledgeDocumentDo
+	Omit(cols ...field.Expr) IKnowledgeDocumentDo
+	Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo
+	LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo
+	RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo
+	Group(cols ...field.Expr) IKnowledgeDocumentDo
+	Having(conds ...gen.Condition) IKnowledgeDocumentDo
+	Limit(limit int) IKnowledgeDocumentDo
+	Offset(offset int) IKnowledgeDocumentDo
+	Count() (count int64, err error)
+	Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentDo
+	Unscoped() IKnowledgeDocumentDo
+	Create(values ...*model.KnowledgeDocument) error
+	CreateInBatches(values []*model.KnowledgeDocument, batchSize int) error
+	Save(values ...*model.KnowledgeDocument) error
+	First() (*model.KnowledgeDocument, error)
+	Take() (*model.KnowledgeDocument, error)
+	Last() (*model.KnowledgeDocument, error)
+	Find() ([]*model.KnowledgeDocument, error)
+	FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocument, err error)
+	FindInBatches(result *[]*model.KnowledgeDocument, batchSize int, fc func(tx gen.Dao, batch int) error) error
+	Pluck(column field.Expr, dest interface{}) error
+	Delete(...*model.KnowledgeDocument) (info gen.ResultInfo, err error)
+	Update(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	Updates(value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumn(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumnSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	UpdateColumns(value interface{}) (info gen.ResultInfo, err error)
+	UpdateFrom(q gen.SubQuery) gen.Dao
+	Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentDo
+	Assign(attrs ...field.AssignExpr) IKnowledgeDocumentDo
+	Joins(fields ...field.RelationField) IKnowledgeDocumentDo
+	Preload(fields ...field.RelationField) IKnowledgeDocumentDo
+	FirstOrInit() (*model.KnowledgeDocument, error)
+	FirstOrCreate() (*model.KnowledgeDocument, error)
+	FindByPage(offset int, limit int) (result []*model.KnowledgeDocument, count int64, err error)
+	ScanByPage(result interface{}, offset int, limit int) (count int64, err error)
+	Scan(result interface{}) (err error)
+	Returning(value interface{}, columns ...string) IKnowledgeDocumentDo
+	UnderlyingDB() *gorm.DB
+	schema.Tabler
+}
+
+func (k knowledgeDocumentDo) Debug() IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Debug())
+}
+
+func (k knowledgeDocumentDo) WithContext(ctx context.Context) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.WithContext(ctx))
+}
+
+func (k knowledgeDocumentDo) ReadDB() IKnowledgeDocumentDo {
+	return k.Clauses(dbresolver.Read)
+}
+
+func (k knowledgeDocumentDo) WriteDB() IKnowledgeDocumentDo {
+	return k.Clauses(dbresolver.Write)
+}
+
+func (k knowledgeDocumentDo) Session(config *gorm.Session) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Session(config))
+}
+
+func (k knowledgeDocumentDo) Clauses(conds ...clause.Expression) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Clauses(conds...))
+}
+
+func (k knowledgeDocumentDo) Returning(value interface{}, columns ...string) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Returning(value, columns...))
+}
+
+func (k knowledgeDocumentDo) Not(conds ...gen.Condition) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Not(conds...))
+}
+
+func (k knowledgeDocumentDo) Or(conds ...gen.Condition) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Or(conds...))
+}
+
+func (k knowledgeDocumentDo) Select(conds ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Select(conds...))
+}
+
+func (k knowledgeDocumentDo) Where(conds ...gen.Condition) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Where(conds...))
+}
+
+func (k knowledgeDocumentDo) Order(conds ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Order(conds...))
+}
+
+func (k knowledgeDocumentDo) Distinct(cols ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Distinct(cols...))
+}
+
+func (k knowledgeDocumentDo) Omit(cols ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Omit(cols...))
+}
+
+func (k knowledgeDocumentDo) Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Join(table, on...))
+}
+
+func (k knowledgeDocumentDo) LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.LeftJoin(table, on...))
+}
+
+func (k knowledgeDocumentDo) RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.RightJoin(table, on...))
+}
+
+func (k knowledgeDocumentDo) Group(cols ...field.Expr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Group(cols...))
+}
+
+func (k knowledgeDocumentDo) Having(conds ...gen.Condition) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Having(conds...))
+}
+
+func (k knowledgeDocumentDo) Limit(limit int) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Limit(limit))
+}
+
+func (k knowledgeDocumentDo) Offset(offset int) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Offset(offset))
+}
+
+func (k knowledgeDocumentDo) Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Scopes(funcs...))
+}
+
+func (k knowledgeDocumentDo) Unscoped() IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Unscoped())
+}
+
+func (k knowledgeDocumentDo) Create(values ...*model.KnowledgeDocument) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Create(values)
+}
+
+func (k knowledgeDocumentDo) CreateInBatches(values []*model.KnowledgeDocument, batchSize int) error {
+	return k.DO.CreateInBatches(values, batchSize)
+}
+
+// Save : !!! underlying implementation is different with GORM
+// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
+func (k knowledgeDocumentDo) Save(values ...*model.KnowledgeDocument) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Save(values)
+}
+
+func (k knowledgeDocumentDo) First() (*model.KnowledgeDocument, error) {
+	if result, err := k.DO.First(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocument), nil
+	}
+}
+
+func (k knowledgeDocumentDo) Take() (*model.KnowledgeDocument, error) {
+	if result, err := k.DO.Take(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocument), nil
+	}
+}
+
+func (k knowledgeDocumentDo) Last() (*model.KnowledgeDocument, error) {
+	if result, err := k.DO.Last(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocument), nil
+	}
+}
+
+func (k knowledgeDocumentDo) Find() ([]*model.KnowledgeDocument, error) {
+	result, err := k.DO.Find()
+	return result.([]*model.KnowledgeDocument), err
+}
+
+func (k knowledgeDocumentDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocument, err error) {
+	buf := make([]*model.KnowledgeDocument, 0, batchSize)
+	err = k.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
+		defer func() { results = append(results, buf...) }()
+		return fc(tx, batch)
+	})
+	return results, err
+}
+
+func (k knowledgeDocumentDo) FindInBatches(result *[]*model.KnowledgeDocument, batchSize int, fc func(tx gen.Dao, batch int) error) error {
+	return k.DO.FindInBatches(result, batchSize, fc)
+}
+
+func (k knowledgeDocumentDo) Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Attrs(attrs...))
+}
+
+func (k knowledgeDocumentDo) Assign(attrs ...field.AssignExpr) IKnowledgeDocumentDo {
+	return k.withDO(k.DO.Assign(attrs...))
+}
+
+func (k knowledgeDocumentDo) Joins(fields ...field.RelationField) IKnowledgeDocumentDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Joins(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentDo) Preload(fields ...field.RelationField) IKnowledgeDocumentDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Preload(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentDo) FirstOrInit() (*model.KnowledgeDocument, error) {
+	if result, err := k.DO.FirstOrInit(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocument), nil
+	}
+}
+
+func (k knowledgeDocumentDo) FirstOrCreate() (*model.KnowledgeDocument, error) {
+	if result, err := k.DO.FirstOrCreate(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocument), nil
+	}
+}
+
+func (k knowledgeDocumentDo) FindByPage(offset int, limit int) (result []*model.KnowledgeDocument, count int64, err error) {
+	result, err = k.Offset(offset).Limit(limit).Find()
+	if err != nil {
+		return
+	}
+
+	if size := len(result); 0 < limit && 0 < size && size < limit {
+		count = int64(size + offset)
+		return
+	}
+
+	count, err = k.Offset(-1).Limit(-1).Count()
+	return
+}
+
+func (k knowledgeDocumentDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
+	count, err = k.Count()
+	if err != nil {
+		return
+	}
+
+	err = k.Offset(offset).Limit(limit).Scan(result)
+	return
+}
+
+func (k knowledgeDocumentDo) Scan(result interface{}) (err error) {
+	return k.DO.Scan(result)
+}
+
+func (k knowledgeDocumentDo) Delete(models ...*model.KnowledgeDocument) (result gen.ResultInfo, err error) {
+	return k.DO.Delete(models)
+}
+
+func (k *knowledgeDocumentDo) withDO(do gen.Dao) *knowledgeDocumentDo {
+	k.DO = *do.(*gen.DO)
+	return k
+}

backend/domain/knowledge/internal/dal/query/knowledge_document_review.gen.go

@@ -0,0 +1,429 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
+
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+
+	"gorm.io/plugin/dbresolver"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+func newKnowledgeDocumentReview(db *gorm.DB, opts ...gen.DOOption) knowledgeDocumentReview {
+	_knowledgeDocumentReview := knowledgeDocumentReview{}
+
+	_knowledgeDocumentReview.knowledgeDocumentReviewDo.UseDB(db, opts...)
+	_knowledgeDocumentReview.knowledgeDocumentReviewDo.UseModel(&model.KnowledgeDocumentReview{})
+
+	tableName := _knowledgeDocumentReview.knowledgeDocumentReviewDo.TableName()
+	_knowledgeDocumentReview.ALL = field.NewAsterisk(tableName)
+	_knowledgeDocumentReview.ID = field.NewInt64(tableName, "id")
+	_knowledgeDocumentReview.KnowledgeID = field.NewInt64(tableName, "knowledge_id")
+	_knowledgeDocumentReview.SpaceID = field.NewInt64(tableName, "space_id")
+	_knowledgeDocumentReview.Name = field.NewString(tableName, "name")
+	_knowledgeDocumentReview.Type = field.NewString(tableName, "type")
+	_knowledgeDocumentReview.URI = field.NewString(tableName, "uri")
+	_knowledgeDocumentReview.FormatType = field.NewInt32(tableName, "format_type")
+	_knowledgeDocumentReview.Status = field.NewInt32(tableName, "status")
+	_knowledgeDocumentReview.ChunkRespURI = field.NewString(tableName, "chunk_resp_uri")
+	_knowledgeDocumentReview.DeletedAt = field.NewField(tableName, "deleted_at")
+	_knowledgeDocumentReview.CreatedAt = field.NewInt64(tableName, "created_at")
+	_knowledgeDocumentReview.UpdatedAt = field.NewInt64(tableName, "updated_at")
+	_knowledgeDocumentReview.CreatorID = field.NewInt64(tableName, "creator_id")
+
+	_knowledgeDocumentReview.fillFieldMap()
+
+	return _knowledgeDocumentReview
+}
+
+// knowledgeDocumentReview 文档审阅表
+type knowledgeDocumentReview struct {
+	knowledgeDocumentReviewDo
+
+	ALL          field.Asterisk
+	ID           field.Int64  // 主键ID
+	KnowledgeID  field.Int64  // knowledge id
+	SpaceID      field.Int64  // 空间id
+	Name         field.String // 文档名称
+	Type         field.String // 文档类型
+	URI          field.String // 资源标识
+	FormatType   field.Int32  // 0 文本, 1 表格, 2 图片
+	Status       field.Int32  // 0 处理中，1 已完成，2 失败，3 失效
+	ChunkRespURI field.String // 预切片tos资源标识
+	DeletedAt    field.Field  // Delete Time in Milliseconds
+	CreatedAt    field.Int64  // Create Time in Milliseconds
+	UpdatedAt    field.Int64  // Update Time in Milliseconds
+	CreatorID    field.Int64  // 创建者ID
+
+	fieldMap map[string]field.Expr
+}
+
+func (k knowledgeDocumentReview) Table(newTableName string) *knowledgeDocumentReview {
+	k.knowledgeDocumentReviewDo.UseTable(newTableName)
+	return k.updateTableName(newTableName)
+}
+
+func (k knowledgeDocumentReview) As(alias string) *knowledgeDocumentReview {
+	k.knowledgeDocumentReviewDo.DO = *(k.knowledgeDocumentReviewDo.As(alias).(*gen.DO))
+	return k.updateTableName(alias)
+}
+
+func (k *knowledgeDocumentReview) updateTableName(table string) *knowledgeDocumentReview {
+	k.ALL = field.NewAsterisk(table)
+	k.ID = field.NewInt64(table, "id")
+	k.KnowledgeID = field.NewInt64(table, "knowledge_id")
+	k.SpaceID = field.NewInt64(table, "space_id")
+	k.Name = field.NewString(table, "name")
+	k.Type = field.NewString(table, "type")
+	k.URI = field.NewString(table, "uri")
+	k.FormatType = field.NewInt32(table, "format_type")
+	k.Status = field.NewInt32(table, "status")
+	k.ChunkRespURI = field.NewString(table, "chunk_resp_uri")
+	k.DeletedAt = field.NewField(table, "deleted_at")
+	k.CreatedAt = field.NewInt64(table, "created_at")
+	k.UpdatedAt = field.NewInt64(table, "updated_at")
+	k.CreatorID = field.NewInt64(table, "creator_id")
+
+	k.fillFieldMap()
+
+	return k
+}
+
+func (k *knowledgeDocumentReview) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
+	_f, ok := k.fieldMap[fieldName]
+	if !ok || _f == nil {
+		return nil, false
+	}
+	_oe, ok := _f.(field.OrderExpr)
+	return _oe, ok
+}
+
+func (k *knowledgeDocumentReview) fillFieldMap() {
+	k.fieldMap = make(map[string]field.Expr, 13)
+	k.fieldMap["id"] = k.ID
+	k.fieldMap["knowledge_id"] = k.KnowledgeID
+	k.fieldMap["space_id"] = k.SpaceID
+	k.fieldMap["name"] = k.Name
+	k.fieldMap["type"] = k.Type
+	k.fieldMap["uri"] = k.URI
+	k.fieldMap["format_type"] = k.FormatType
+	k.fieldMap["status"] = k.Status
+	k.fieldMap["chunk_resp_uri"] = k.ChunkRespURI
+	k.fieldMap["deleted_at"] = k.DeletedAt
+	k.fieldMap["created_at"] = k.CreatedAt
+	k.fieldMap["updated_at"] = k.UpdatedAt
+	k.fieldMap["creator_id"] = k.CreatorID
+}
+
+func (k knowledgeDocumentReview) clone(db *gorm.DB) knowledgeDocumentReview {
+	k.knowledgeDocumentReviewDo.ReplaceConnPool(db.Statement.ConnPool)
+	return k
+}
+
+func (k knowledgeDocumentReview) replaceDB(db *gorm.DB) knowledgeDocumentReview {
+	k.knowledgeDocumentReviewDo.ReplaceDB(db)
+	return k
+}
+
+type knowledgeDocumentReviewDo struct{ gen.DO }
+
+type IKnowledgeDocumentReviewDo interface {
+	gen.SubQuery
+	Debug() IKnowledgeDocumentReviewDo
+	WithContext(ctx context.Context) IKnowledgeDocumentReviewDo
+	WithResult(fc func(tx gen.Dao)) gen.ResultInfo
+	ReplaceDB(db *gorm.DB)
+	ReadDB() IKnowledgeDocumentReviewDo
+	WriteDB() IKnowledgeDocumentReviewDo
+	As(alias string) gen.Dao
+	Session(config *gorm.Session) IKnowledgeDocumentReviewDo
+	Columns(cols ...field.Expr) gen.Columns
+	Clauses(conds ...clause.Expression) IKnowledgeDocumentReviewDo
+	Not(conds ...gen.Condition) IKnowledgeDocumentReviewDo
+	Or(conds ...gen.Condition) IKnowledgeDocumentReviewDo
+	Select(conds ...field.Expr) IKnowledgeDocumentReviewDo
+	Where(conds ...gen.Condition) IKnowledgeDocumentReviewDo
+	Order(conds ...field.Expr) IKnowledgeDocumentReviewDo
+	Distinct(cols ...field.Expr) IKnowledgeDocumentReviewDo
+	Omit(cols ...field.Expr) IKnowledgeDocumentReviewDo
+	Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo
+	LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo
+	RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo
+	Group(cols ...field.Expr) IKnowledgeDocumentReviewDo
+	Having(conds ...gen.Condition) IKnowledgeDocumentReviewDo
+	Limit(limit int) IKnowledgeDocumentReviewDo
+	Offset(offset int) IKnowledgeDocumentReviewDo
+	Count() (count int64, err error)
+	Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentReviewDo
+	Unscoped() IKnowledgeDocumentReviewDo
+	Create(values ...*model.KnowledgeDocumentReview) error
+	CreateInBatches(values []*model.KnowledgeDocumentReview, batchSize int) error
+	Save(values ...*model.KnowledgeDocumentReview) error
+	First() (*model.KnowledgeDocumentReview, error)
+	Take() (*model.KnowledgeDocumentReview, error)
+	Last() (*model.KnowledgeDocumentReview, error)
+	Find() ([]*model.KnowledgeDocumentReview, error)
+	FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocumentReview, err error)
+	FindInBatches(result *[]*model.KnowledgeDocumentReview, batchSize int, fc func(tx gen.Dao, batch int) error) error
+	Pluck(column field.Expr, dest interface{}) error
+	Delete(...*model.KnowledgeDocumentReview) (info gen.ResultInfo, err error)
+	Update(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	Updates(value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumn(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumnSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	UpdateColumns(value interface{}) (info gen.ResultInfo, err error)
+	UpdateFrom(q gen.SubQuery) gen.Dao
+	Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentReviewDo
+	Assign(attrs ...field.AssignExpr) IKnowledgeDocumentReviewDo
+	Joins(fields ...field.RelationField) IKnowledgeDocumentReviewDo
+	Preload(fields ...field.RelationField) IKnowledgeDocumentReviewDo
+	FirstOrInit() (*model.KnowledgeDocumentReview, error)
+	FirstOrCreate() (*model.KnowledgeDocumentReview, error)
+	FindByPage(offset int, limit int) (result []*model.KnowledgeDocumentReview, count int64, err error)
+	ScanByPage(result interface{}, offset int, limit int) (count int64, err error)
+	Scan(result interface{}) (err error)
+	Returning(value interface{}, columns ...string) IKnowledgeDocumentReviewDo
+	UnderlyingDB() *gorm.DB
+	schema.Tabler
+}
+
+func (k knowledgeDocumentReviewDo) Debug() IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Debug())
+}
+
+func (k knowledgeDocumentReviewDo) WithContext(ctx context.Context) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.WithContext(ctx))
+}
+
+func (k knowledgeDocumentReviewDo) ReadDB() IKnowledgeDocumentReviewDo {
+	return k.Clauses(dbresolver.Read)
+}
+
+func (k knowledgeDocumentReviewDo) WriteDB() IKnowledgeDocumentReviewDo {
+	return k.Clauses(dbresolver.Write)
+}
+
+func (k knowledgeDocumentReviewDo) Session(config *gorm.Session) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Session(config))
+}
+
+func (k knowledgeDocumentReviewDo) Clauses(conds ...clause.Expression) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Clauses(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Returning(value interface{}, columns ...string) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Returning(value, columns...))
+}
+
+func (k knowledgeDocumentReviewDo) Not(conds ...gen.Condition) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Not(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Or(conds ...gen.Condition) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Or(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Select(conds ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Select(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Where(conds ...gen.Condition) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Where(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Order(conds ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Order(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Distinct(cols ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Distinct(cols...))
+}
+
+func (k knowledgeDocumentReviewDo) Omit(cols ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Omit(cols...))
+}
+
+func (k knowledgeDocumentReviewDo) Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Join(table, on...))
+}
+
+func (k knowledgeDocumentReviewDo) LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.LeftJoin(table, on...))
+}
+
+func (k knowledgeDocumentReviewDo) RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.RightJoin(table, on...))
+}
+
+func (k knowledgeDocumentReviewDo) Group(cols ...field.Expr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Group(cols...))
+}
+
+func (k knowledgeDocumentReviewDo) Having(conds ...gen.Condition) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Having(conds...))
+}
+
+func (k knowledgeDocumentReviewDo) Limit(limit int) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Limit(limit))
+}
+
+func (k knowledgeDocumentReviewDo) Offset(offset int) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Offset(offset))
+}
+
+func (k knowledgeDocumentReviewDo) Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Scopes(funcs...))
+}
+
+func (k knowledgeDocumentReviewDo) Unscoped() IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Unscoped())
+}
+
+func (k knowledgeDocumentReviewDo) Create(values ...*model.KnowledgeDocumentReview) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Create(values)
+}
+
+func (k knowledgeDocumentReviewDo) CreateInBatches(values []*model.KnowledgeDocumentReview, batchSize int) error {
+	return k.DO.CreateInBatches(values, batchSize)
+}
+
+// Save : !!! underlying implementation is different with GORM
+// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
+func (k knowledgeDocumentReviewDo) Save(values ...*model.KnowledgeDocumentReview) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Save(values)
+}
+
+func (k knowledgeDocumentReviewDo) First() (*model.KnowledgeDocumentReview, error) {
+	if result, err := k.DO.First(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentReview), nil
+	}
+}
+
+func (k knowledgeDocumentReviewDo) Take() (*model.KnowledgeDocumentReview, error) {
+	if result, err := k.DO.Take(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentReview), nil
+	}
+}
+
+func (k knowledgeDocumentReviewDo) Last() (*model.KnowledgeDocumentReview, error) {
+	if result, err := k.DO.Last(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentReview), nil
+	}
+}
+
+func (k knowledgeDocumentReviewDo) Find() ([]*model.KnowledgeDocumentReview, error) {
+	result, err := k.DO.Find()
+	return result.([]*model.KnowledgeDocumentReview), err
+}
+
+func (k knowledgeDocumentReviewDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocumentReview, err error) {
+	buf := make([]*model.KnowledgeDocumentReview, 0, batchSize)
+	err = k.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
+		defer func() { results = append(results, buf...) }()
+		return fc(tx, batch)
+	})
+	return results, err
+}
+
+func (k knowledgeDocumentReviewDo) FindInBatches(result *[]*model.KnowledgeDocumentReview, batchSize int, fc func(tx gen.Dao, batch int) error) error {
+	return k.DO.FindInBatches(result, batchSize, fc)
+}
+
+func (k knowledgeDocumentReviewDo) Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Attrs(attrs...))
+}
+
+func (k knowledgeDocumentReviewDo) Assign(attrs ...field.AssignExpr) IKnowledgeDocumentReviewDo {
+	return k.withDO(k.DO.Assign(attrs...))
+}
+
+func (k knowledgeDocumentReviewDo) Joins(fields ...field.RelationField) IKnowledgeDocumentReviewDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Joins(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentReviewDo) Preload(fields ...field.RelationField) IKnowledgeDocumentReviewDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Preload(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentReviewDo) FirstOrInit() (*model.KnowledgeDocumentReview, error) {
+	if result, err := k.DO.FirstOrInit(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentReview), nil
+	}
+}
+
+func (k knowledgeDocumentReviewDo) FirstOrCreate() (*model.KnowledgeDocumentReview, error) {
+	if result, err := k.DO.FirstOrCreate(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentReview), nil
+	}
+}
+
+func (k knowledgeDocumentReviewDo) FindByPage(offset int, limit int) (result []*model.KnowledgeDocumentReview, count int64, err error) {
+	result, err = k.Offset(offset).Limit(limit).Find()
+	if err != nil {
+		return
+	}
+
+	if size := len(result); 0 < limit && 0 < size && size < limit {
+		count = int64(size + offset)
+		return
+	}
+
+	count, err = k.Offset(-1).Limit(-1).Count()
+	return
+}
+
+func (k knowledgeDocumentReviewDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
+	count, err = k.Count()
+	if err != nil {
+		return
+	}
+
+	err = k.Offset(offset).Limit(limit).Scan(result)
+	return
+}
+
+func (k knowledgeDocumentReviewDo) Scan(result interface{}) (err error) {
+	return k.DO.Scan(result)
+}
+
+func (k knowledgeDocumentReviewDo) Delete(models ...*model.KnowledgeDocumentReview) (result gen.ResultInfo, err error) {
+	return k.DO.Delete(models)
+}
+
+func (k *knowledgeDocumentReviewDo) withDO(do gen.Dao) *knowledgeDocumentReviewDo {
+	k.DO = *do.(*gen.DO)
+	return k
+}

backend/domain/knowledge/internal/dal/query/knowledge_document_slice.gen.go

@@ -0,0 +1,429 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package query
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
+
+	"gorm.io/gen"
+	"gorm.io/gen/field"
+
+	"gorm.io/plugin/dbresolver"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+func newKnowledgeDocumentSlice(db *gorm.DB, opts ...gen.DOOption) knowledgeDocumentSlice {
+	_knowledgeDocumentSlice := knowledgeDocumentSlice{}
+
+	_knowledgeDocumentSlice.knowledgeDocumentSliceDo.UseDB(db, opts...)
+	_knowledgeDocumentSlice.knowledgeDocumentSliceDo.UseModel(&model.KnowledgeDocumentSlice{})
+
+	tableName := _knowledgeDocumentSlice.knowledgeDocumentSliceDo.TableName()
+	_knowledgeDocumentSlice.ALL = field.NewAsterisk(tableName)
+	_knowledgeDocumentSlice.ID = field.NewInt64(tableName, "id")
+	_knowledgeDocumentSlice.KnowledgeID = field.NewInt64(tableName, "knowledge_id")
+	_knowledgeDocumentSlice.DocumentID = field.NewInt64(tableName, "document_id")
+	_knowledgeDocumentSlice.Content = field.NewString(tableName, "content")
+	_knowledgeDocumentSlice.Sequence = field.NewFloat64(tableName, "sequence")
+	_knowledgeDocumentSlice.CreatedAt = field.NewInt64(tableName, "created_at")
+	_knowledgeDocumentSlice.UpdatedAt = field.NewInt64(tableName, "updated_at")
+	_knowledgeDocumentSlice.DeletedAt = field.NewField(tableName, "deleted_at")
+	_knowledgeDocumentSlice.CreatorID = field.NewInt64(tableName, "creator_id")
+	_knowledgeDocumentSlice.SpaceID = field.NewInt64(tableName, "space_id")
+	_knowledgeDocumentSlice.Status = field.NewInt32(tableName, "status")
+	_knowledgeDocumentSlice.FailReason = field.NewString(tableName, "fail_reason")
+	_knowledgeDocumentSlice.Hit = field.NewInt64(tableName, "hit")
+
+	_knowledgeDocumentSlice.fillFieldMap()
+
+	return _knowledgeDocumentSlice
+}
+
+// knowledgeDocumentSlice 知识库文件切片表
+type knowledgeDocumentSlice struct {
+	knowledgeDocumentSliceDo
+
+	ALL         field.Asterisk
+	ID          field.Int64   // 主键ID
+	KnowledgeID field.Int64   // knowledge id
+	DocumentID  field.Int64   // document id
+	Content     field.String  // 切片内容
+	Sequence    field.Float64 // 切片顺序号, 从1开始
+	CreatedAt   field.Int64   // Create Time in Milliseconds
+	UpdatedAt   field.Int64   // Update Time in Milliseconds
+	DeletedAt   field.Field   // Delete Time in Milliseconds
+	CreatorID   field.Int64   // 创建者ID
+	SpaceID     field.Int64   // 空间ID
+	Status      field.Int32   // 状态
+	FailReason  field.String  // 失败原因
+	Hit         field.Int64   // 命中次数
+
+	fieldMap map[string]field.Expr
+}
+
+func (k knowledgeDocumentSlice) Table(newTableName string) *knowledgeDocumentSlice {
+	k.knowledgeDocumentSliceDo.UseTable(newTableName)
+	return k.updateTableName(newTableName)
+}
+
+func (k knowledgeDocumentSlice) As(alias string) *knowledgeDocumentSlice {
+	k.knowledgeDocumentSliceDo.DO = *(k.knowledgeDocumentSliceDo.As(alias).(*gen.DO))
+	return k.updateTableName(alias)
+}
+
+func (k *knowledgeDocumentSlice) updateTableName(table string) *knowledgeDocumentSlice {
+	k.ALL = field.NewAsterisk(table)
+	k.ID = field.NewInt64(table, "id")
+	k.KnowledgeID = field.NewInt64(table, "knowledge_id")
+	k.DocumentID = field.NewInt64(table, "document_id")
+	k.Content = field.NewString(table, "content")
+	k.Sequence = field.NewFloat64(table, "sequence")
+	k.CreatedAt = field.NewInt64(table, "created_at")
+	k.UpdatedAt = field.NewInt64(table, "updated_at")
+	k.DeletedAt = field.NewField(table, "deleted_at")
+	k.CreatorID = field.NewInt64(table, "creator_id")
+	k.SpaceID = field.NewInt64(table, "space_id")
+	k.Status = field.NewInt32(table, "status")
+	k.FailReason = field.NewString(table, "fail_reason")
+	k.Hit = field.NewInt64(table, "hit")
+
+	k.fillFieldMap()
+
+	return k
+}
+
+func (k *knowledgeDocumentSlice) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
+	_f, ok := k.fieldMap[fieldName]
+	if !ok || _f == nil {
+		return nil, false
+	}
+	_oe, ok := _f.(field.OrderExpr)
+	return _oe, ok
+}
+
+func (k *knowledgeDocumentSlice) fillFieldMap() {
+	k.fieldMap = make(map[string]field.Expr, 13)
+	k.fieldMap["id"] = k.ID
+	k.fieldMap["knowledge_id"] = k.KnowledgeID
+	k.fieldMap["document_id"] = k.DocumentID
+	k.fieldMap["content"] = k.Content
+	k.fieldMap["sequence"] = k.Sequence
+	k.fieldMap["created_at"] = k.CreatedAt
+	k.fieldMap["updated_at"] = k.UpdatedAt
+	k.fieldMap["deleted_at"] = k.DeletedAt
+	k.fieldMap["creator_id"] = k.CreatorID
+	k.fieldMap["space_id"] = k.SpaceID
+	k.fieldMap["status"] = k.Status
+	k.fieldMap["fail_reason"] = k.FailReason
+	k.fieldMap["hit"] = k.Hit
+}
+
+func (k knowledgeDocumentSlice) clone(db *gorm.DB) knowledgeDocumentSlice {
+	k.knowledgeDocumentSliceDo.ReplaceConnPool(db.Statement.ConnPool)
+	return k
+}
+
+func (k knowledgeDocumentSlice) replaceDB(db *gorm.DB) knowledgeDocumentSlice {
+	k.knowledgeDocumentSliceDo.ReplaceDB(db)
+	return k
+}
+
+type knowledgeDocumentSliceDo struct{ gen.DO }
+
+type IKnowledgeDocumentSliceDo interface {
+	gen.SubQuery
+	Debug() IKnowledgeDocumentSliceDo
+	WithContext(ctx context.Context) IKnowledgeDocumentSliceDo
+	WithResult(fc func(tx gen.Dao)) gen.ResultInfo
+	ReplaceDB(db *gorm.DB)
+	ReadDB() IKnowledgeDocumentSliceDo
+	WriteDB() IKnowledgeDocumentSliceDo
+	As(alias string) gen.Dao
+	Session(config *gorm.Session) IKnowledgeDocumentSliceDo
+	Columns(cols ...field.Expr) gen.Columns
+	Clauses(conds ...clause.Expression) IKnowledgeDocumentSliceDo
+	Not(conds ...gen.Condition) IKnowledgeDocumentSliceDo
+	Or(conds ...gen.Condition) IKnowledgeDocumentSliceDo
+	Select(conds ...field.Expr) IKnowledgeDocumentSliceDo
+	Where(conds ...gen.Condition) IKnowledgeDocumentSliceDo
+	Order(conds ...field.Expr) IKnowledgeDocumentSliceDo
+	Distinct(cols ...field.Expr) IKnowledgeDocumentSliceDo
+	Omit(cols ...field.Expr) IKnowledgeDocumentSliceDo
+	Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo
+	LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo
+	RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo
+	Group(cols ...field.Expr) IKnowledgeDocumentSliceDo
+	Having(conds ...gen.Condition) IKnowledgeDocumentSliceDo
+	Limit(limit int) IKnowledgeDocumentSliceDo
+	Offset(offset int) IKnowledgeDocumentSliceDo
+	Count() (count int64, err error)
+	Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentSliceDo
+	Unscoped() IKnowledgeDocumentSliceDo
+	Create(values ...*model.KnowledgeDocumentSlice) error
+	CreateInBatches(values []*model.KnowledgeDocumentSlice, batchSize int) error
+	Save(values ...*model.KnowledgeDocumentSlice) error
+	First() (*model.KnowledgeDocumentSlice, error)
+	Take() (*model.KnowledgeDocumentSlice, error)
+	Last() (*model.KnowledgeDocumentSlice, error)
+	Find() ([]*model.KnowledgeDocumentSlice, error)
+	FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocumentSlice, err error)
+	FindInBatches(result *[]*model.KnowledgeDocumentSlice, batchSize int, fc func(tx gen.Dao, batch int) error) error
+	Pluck(column field.Expr, dest interface{}) error
+	Delete(...*model.KnowledgeDocumentSlice) (info gen.ResultInfo, err error)
+	Update(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	Updates(value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumn(column field.Expr, value interface{}) (info gen.ResultInfo, err error)
+	UpdateColumnSimple(columns ...field.AssignExpr) (info gen.ResultInfo, err error)
+	UpdateColumns(value interface{}) (info gen.ResultInfo, err error)
+	UpdateFrom(q gen.SubQuery) gen.Dao
+	Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentSliceDo
+	Assign(attrs ...field.AssignExpr) IKnowledgeDocumentSliceDo
+	Joins(fields ...field.RelationField) IKnowledgeDocumentSliceDo
+	Preload(fields ...field.RelationField) IKnowledgeDocumentSliceDo
+	FirstOrInit() (*model.KnowledgeDocumentSlice, error)
+	FirstOrCreate() (*model.KnowledgeDocumentSlice, error)
+	FindByPage(offset int, limit int) (result []*model.KnowledgeDocumentSlice, count int64, err error)
+	ScanByPage(result interface{}, offset int, limit int) (count int64, err error)
+	Scan(result interface{}) (err error)
+	Returning(value interface{}, columns ...string) IKnowledgeDocumentSliceDo
+	UnderlyingDB() *gorm.DB
+	schema.Tabler
+}
+
+func (k knowledgeDocumentSliceDo) Debug() IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Debug())
+}
+
+func (k knowledgeDocumentSliceDo) WithContext(ctx context.Context) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.WithContext(ctx))
+}
+
+func (k knowledgeDocumentSliceDo) ReadDB() IKnowledgeDocumentSliceDo {
+	return k.Clauses(dbresolver.Read)
+}
+
+func (k knowledgeDocumentSliceDo) WriteDB() IKnowledgeDocumentSliceDo {
+	return k.Clauses(dbresolver.Write)
+}
+
+func (k knowledgeDocumentSliceDo) Session(config *gorm.Session) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Session(config))
+}
+
+func (k knowledgeDocumentSliceDo) Clauses(conds ...clause.Expression) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Clauses(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Returning(value interface{}, columns ...string) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Returning(value, columns...))
+}
+
+func (k knowledgeDocumentSliceDo) Not(conds ...gen.Condition) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Not(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Or(conds ...gen.Condition) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Or(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Select(conds ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Select(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Where(conds ...gen.Condition) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Where(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Order(conds ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Order(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Distinct(cols ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Distinct(cols...))
+}
+
+func (k knowledgeDocumentSliceDo) Omit(cols ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Omit(cols...))
+}
+
+func (k knowledgeDocumentSliceDo) Join(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Join(table, on...))
+}
+
+func (k knowledgeDocumentSliceDo) LeftJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.LeftJoin(table, on...))
+}
+
+func (k knowledgeDocumentSliceDo) RightJoin(table schema.Tabler, on ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.RightJoin(table, on...))
+}
+
+func (k knowledgeDocumentSliceDo) Group(cols ...field.Expr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Group(cols...))
+}
+
+func (k knowledgeDocumentSliceDo) Having(conds ...gen.Condition) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Having(conds...))
+}
+
+func (k knowledgeDocumentSliceDo) Limit(limit int) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Limit(limit))
+}
+
+func (k knowledgeDocumentSliceDo) Offset(offset int) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Offset(offset))
+}
+
+func (k knowledgeDocumentSliceDo) Scopes(funcs ...func(gen.Dao) gen.Dao) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Scopes(funcs...))
+}
+
+func (k knowledgeDocumentSliceDo) Unscoped() IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Unscoped())
+}
+
+func (k knowledgeDocumentSliceDo) Create(values ...*model.KnowledgeDocumentSlice) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Create(values)
+}
+
+func (k knowledgeDocumentSliceDo) CreateInBatches(values []*model.KnowledgeDocumentSlice, batchSize int) error {
+	return k.DO.CreateInBatches(values, batchSize)
+}
+
+// Save : !!! underlying implementation is different with GORM
+// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
+func (k knowledgeDocumentSliceDo) Save(values ...*model.KnowledgeDocumentSlice) error {
+	if len(values) == 0 {
+		return nil
+	}
+	return k.DO.Save(values)
+}
+
+func (k knowledgeDocumentSliceDo) First() (*model.KnowledgeDocumentSlice, error) {
+	if result, err := k.DO.First(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentSlice), nil
+	}
+}
+
+func (k knowledgeDocumentSliceDo) Take() (*model.KnowledgeDocumentSlice, error) {
+	if result, err := k.DO.Take(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentSlice), nil
+	}
+}
+
+func (k knowledgeDocumentSliceDo) Last() (*model.KnowledgeDocumentSlice, error) {
+	if result, err := k.DO.Last(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentSlice), nil
+	}
+}
+
+func (k knowledgeDocumentSliceDo) Find() ([]*model.KnowledgeDocumentSlice, error) {
+	result, err := k.DO.Find()
+	return result.([]*model.KnowledgeDocumentSlice), err
+}
+
+func (k knowledgeDocumentSliceDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*model.KnowledgeDocumentSlice, err error) {
+	buf := make([]*model.KnowledgeDocumentSlice, 0, batchSize)
+	err = k.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
+		defer func() { results = append(results, buf...) }()
+		return fc(tx, batch)
+	})
+	return results, err
+}
+
+func (k knowledgeDocumentSliceDo) FindInBatches(result *[]*model.KnowledgeDocumentSlice, batchSize int, fc func(tx gen.Dao, batch int) error) error {
+	return k.DO.FindInBatches(result, batchSize, fc)
+}
+
+func (k knowledgeDocumentSliceDo) Attrs(attrs ...field.AssignExpr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Attrs(attrs...))
+}
+
+func (k knowledgeDocumentSliceDo) Assign(attrs ...field.AssignExpr) IKnowledgeDocumentSliceDo {
+	return k.withDO(k.DO.Assign(attrs...))
+}
+
+func (k knowledgeDocumentSliceDo) Joins(fields ...field.RelationField) IKnowledgeDocumentSliceDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Joins(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentSliceDo) Preload(fields ...field.RelationField) IKnowledgeDocumentSliceDo {
+	for _, _f := range fields {
+		k = *k.withDO(k.DO.Preload(_f))
+	}
+	return &k
+}
+
+func (k knowledgeDocumentSliceDo) FirstOrInit() (*model.KnowledgeDocumentSlice, error) {
+	if result, err := k.DO.FirstOrInit(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentSlice), nil
+	}
+}
+
+func (k knowledgeDocumentSliceDo) FirstOrCreate() (*model.KnowledgeDocumentSlice, error) {
+	if result, err := k.DO.FirstOrCreate(); err != nil {
+		return nil, err
+	} else {
+		return result.(*model.KnowledgeDocumentSlice), nil
+	}
+}
+
+func (k knowledgeDocumentSliceDo) FindByPage(offset int, limit int) (result []*model.KnowledgeDocumentSlice, count int64, err error) {
+	result, err = k.Offset(offset).Limit(limit).Find()
+	if err != nil {
+		return
+	}
+
+	if size := len(result); 0 < limit && 0 < size && size < limit {
+		count = int64(size + offset)
+		return
+	}
+
+	count, err = k.Offset(-1).Limit(-1).Count()
+	return
+}
+
+func (k knowledgeDocumentSliceDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
+	count, err = k.Count()
+	if err != nil {
+		return
+	}
+
+	err = k.Offset(offset).Limit(limit).Scan(result)
+	return
+}
+
+func (k knowledgeDocumentSliceDo) Scan(result interface{}) (err error) {
+	return k.DO.Scan(result)
+}
+
+func (k knowledgeDocumentSliceDo) Delete(models ...*model.KnowledgeDocumentSlice) (result gen.ResultInfo, err error) {
+	return k.DO.Delete(models)
+}
+
+func (k *knowledgeDocumentSliceDo) withDO(do gen.Dao) *knowledgeDocumentSliceDo {
+	k.DO = *do.(*gen.DO)
+	return k
+}

backend/domain/knowledge/internal/events/events.go

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package events
+
+import "github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+
+func NewIndexDocumentsEvent(knowledgeID int64, documents []*entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeIndexDocuments,
+		KnowledgeID: knowledgeID,
+		Documents:   documents,
+	}
+}
+
+func NewIndexDocumentEvent(knowledgeID int64, document *entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeIndexDocument,
+		KnowledgeID: knowledgeID,
+		Document:    document,
+	}
+}
+
+func NewIndexSliceEvent(slice *entity.Slice, document *entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:     entity.EventTypeIndexSlice,
+		Slice:    slice,
+		Document: document,
+	}
+}
+
+func NewDeleteKnowledgeDataEvent(knowledgeID int64, sliceIDs []int64) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeDeleteKnowledgeData,
+		KnowledgeID: knowledgeID,
+		SliceIDs:    sliceIDs,
+	}
+}
+
+func NewDocumentReviewEvent(document *entity.Document, review *entity.Review) *entity.Event {
+	return &entity.Event{
+		Type:           entity.EventTypeDocumentReview,
+		Document:       document,
+		DocumentReview: review,
+	}
+}

backend/domain/knowledge/internal/mock/dal/dao/knowledge.go

@@ -0,0 +1,176 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: knowledge.go
+//
+// Generated by this command:
+//
+//	mockgen -destination ../../mock/dal/dao/knowledge.go --package dao -source knowledge.go
+//
+
+// Package dao is a generated GoMock package.
+package dao
+
+import (
+	context "context"
+	reflect "reflect"
+
+	gomock "go.uber.org/mock/gomock"
+	gorm "gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	model "github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+// MockKnowledgeRepo is a mock of KnowledgeRepo interface.
+type MockKnowledgeRepo struct {
+	ctrl     *gomock.Controller
+	recorder *MockKnowledgeRepoMockRecorder
+}
+
+// MockKnowledgeRepoMockRecorder is the mock recorder for MockKnowledgeRepo.
+type MockKnowledgeRepoMockRecorder struct {
+	mock *MockKnowledgeRepo
+}
+
+// NewMockKnowledgeRepo creates a new mock instance.
+func NewMockKnowledgeRepo(ctrl *gomock.Controller) *MockKnowledgeRepo {
+	mock := &MockKnowledgeRepo{ctrl: ctrl}
+	mock.recorder = &MockKnowledgeRepoMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockKnowledgeRepo) EXPECT() *MockKnowledgeRepoMockRecorder {
+	return m.recorder
+}
+
+// Create mocks base method.
+func (m *MockKnowledgeRepo) Create(ctx context.Context, knowledge *model.Knowledge) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Create", ctx, knowledge)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Create indicates an expected call of Create.
+func (mr *MockKnowledgeRepoMockRecorder) Create(ctx, knowledge any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Create", reflect.TypeOf((*MockKnowledgeRepo)(nil).Create), ctx, knowledge)
+}
+
+// Delete mocks base method.
+func (m *MockKnowledgeRepo) Delete(ctx context.Context, id int64) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Delete", ctx, id)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Delete indicates an expected call of Delete.
+func (mr *MockKnowledgeRepoMockRecorder) Delete(ctx, id any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Delete", reflect.TypeOf((*MockKnowledgeRepo)(nil).Delete), ctx, id)
+}
+
+// FilterEnableKnowledge mocks base method.
+func (m *MockKnowledgeRepo) FilterEnableKnowledge(ctx context.Context, ids []int64) ([]*model.Knowledge, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "FilterEnableKnowledge", ctx, ids)
+	ret0, _ := ret[0].([]*model.Knowledge)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// FilterEnableKnowledge indicates an expected call of FilterEnableKnowledge.
+func (mr *MockKnowledgeRepoMockRecorder) FilterEnableKnowledge(ctx, ids any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "FilterEnableKnowledge", reflect.TypeOf((*MockKnowledgeRepo)(nil).FilterEnableKnowledge), ctx, ids)
+}
+
+// FindKnowledgeByCondition mocks base method.
+func (m *MockKnowledgeRepo) FindKnowledgeByCondition(ctx context.Context, opts *entity.WhereKnowledgeOption) ([]*model.Knowledge, int64, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "FindKnowledgeByCondition", ctx, opts)
+	ret0, _ := ret[0].([]*model.Knowledge)
+	ret1, _ := ret[1].(int64)
+	ret2, _ := ret[2].(error)
+	return ret0, ret1, ret2
+}
+
+// FindKnowledgeByCondition indicates an expected call of FindKnowledgeByCondition.
+func (mr *MockKnowledgeRepoMockRecorder) FindKnowledgeByCondition(ctx, opts any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "FindKnowledgeByCondition", reflect.TypeOf((*MockKnowledgeRepo)(nil).FindKnowledgeByCondition), ctx, opts)
+}
+
+// GetByID mocks base method.
+func (m *MockKnowledgeRepo) GetByID(ctx context.Context, id int64) (*model.Knowledge, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetByID", ctx, id)
+	ret0, _ := ret[0].(*model.Knowledge)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetByID indicates an expected call of GetByID.
+func (mr *MockKnowledgeRepoMockRecorder) GetByID(ctx, id any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetByID", reflect.TypeOf((*MockKnowledgeRepo)(nil).GetByID), ctx, id)
+}
+
+// InitTx mocks base method.
+func (m *MockKnowledgeRepo) InitTx() (*gorm.DB, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "InitTx")
+	ret0, _ := ret[0].(*gorm.DB)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// InitTx indicates an expected call of InitTx.
+func (mr *MockKnowledgeRepoMockRecorder) InitTx() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "InitTx", reflect.TypeOf((*MockKnowledgeRepo)(nil).InitTx))
+}
+
+// MGetByID mocks base method.
+func (m *MockKnowledgeRepo) MGetByID(ctx context.Context, ids []int64) ([]*model.Knowledge, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "MGetByID", ctx, ids)
+	ret0, _ := ret[0].([]*model.Knowledge)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// MGetByID indicates an expected call of MGetByID.
+func (mr *MockKnowledgeRepoMockRecorder) MGetByID(ctx, ids any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "MGetByID", reflect.TypeOf((*MockKnowledgeRepo)(nil).MGetByID), ctx, ids)
+}
+
+// Update mocks base method.
+func (m *MockKnowledgeRepo) Update(ctx context.Context, knowledge *model.Knowledge) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Update", ctx, knowledge)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Update indicates an expected call of Update.
+func (mr *MockKnowledgeRepoMockRecorder) Update(ctx, knowledge any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Update", reflect.TypeOf((*MockKnowledgeRepo)(nil).Update), ctx, knowledge)
+}
+
+// UpdateWithTx mocks base method.
+func (m *MockKnowledgeRepo) UpdateWithTx(ctx context.Context, tx *gorm.DB, knowledgeID int64, updateMap map[string]any) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "UpdateWithTx", ctx, tx, knowledgeID, updateMap)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// UpdateWithTx indicates an expected call of UpdateWithTx.
+func (mr *MockKnowledgeRepoMockRecorder) UpdateWithTx(ctx, tx, knowledgeID, updateMap any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "UpdateWithTx", reflect.TypeOf((*MockKnowledgeRepo)(nil).UpdateWithTx), ctx, tx, knowledgeID, updateMap)
+}

backend/domain/knowledge/internal/mock/dal/dao/knowledge_document.go

@@ -0,0 +1,206 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: knowledge_document.go
+//
+// Generated by this command:
+//
+//	mockgen -destination ../../mock/dal/dao/knowledge_document.go --package dao -source knowledge_document.go
+//
+
+// Package dao is a generated GoMock package.
+package dao
+
+import (
+	context "context"
+	reflect "reflect"
+
+	gomock "go.uber.org/mock/gomock"
+	gorm "gorm.io/gorm"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	model "github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+// MockKnowledgeDocumentRepo is a mock of KnowledgeDocumentRepo interface.
+type MockKnowledgeDocumentRepo struct {
+	ctrl     *gomock.Controller
+	recorder *MockKnowledgeDocumentRepoMockRecorder
+	isgomock struct{}
+}
+
+// MockKnowledgeDocumentRepoMockRecorder is the mock recorder for MockKnowledgeDocumentRepo.
+type MockKnowledgeDocumentRepoMockRecorder struct {
+	mock *MockKnowledgeDocumentRepo
+}
+
+// NewMockKnowledgeDocumentRepo creates a new mock instance.
+func NewMockKnowledgeDocumentRepo(ctrl *gomock.Controller) *MockKnowledgeDocumentRepo {
+	mock := &MockKnowledgeDocumentRepo{ctrl: ctrl}
+	mock.recorder = &MockKnowledgeDocumentRepoMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockKnowledgeDocumentRepo) EXPECT() *MockKnowledgeDocumentRepoMockRecorder {
+	return m.recorder
+}
+
+// Create mocks base method.
+func (m *MockKnowledgeDocumentRepo) Create(ctx context.Context, document *model.KnowledgeDocument) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Create", ctx, document)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Create indicates an expected call of Create.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) Create(ctx, document any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Create", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).Create), ctx, document)
+}
+
+// CreateWithTx mocks base method.
+func (m *MockKnowledgeDocumentRepo) CreateWithTx(ctx context.Context, tx *gorm.DB, document []*model.KnowledgeDocument) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "CreateWithTx", ctx, tx, document)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// CreateWithTx indicates an expected call of CreateWithTx.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) CreateWithTx(ctx, tx, document any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CreateWithTx", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).CreateWithTx), ctx, tx, document)
+}
+
+// Delete mocks base method.
+func (m *MockKnowledgeDocumentRepo) Delete(ctx context.Context, id int64) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Delete", ctx, id)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Delete indicates an expected call of Delete.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) Delete(ctx, id any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Delete", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).Delete), ctx, id)
+}
+
+// DeleteDocuments mocks base method.
+func (m *MockKnowledgeDocumentRepo) DeleteDocuments(ctx context.Context, ids []int64) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "DeleteDocuments", ctx, ids)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// DeleteDocuments indicates an expected call of DeleteDocuments.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) DeleteDocuments(ctx, ids any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "DeleteDocuments", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).DeleteDocuments), ctx, ids)
+}
+
+// FindDocumentByCondition mocks base method.
+func (m *MockKnowledgeDocumentRepo) FindDocumentByCondition(ctx context.Context, opts *entity.WhereDocumentOpt) ([]*model.KnowledgeDocument, int64, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "FindDocumentByCondition", ctx, opts)
+	ret0, _ := ret[0].([]*model.KnowledgeDocument)
+	ret1, _ := ret[1].(int64)
+	ret2, _ := ret[2].(error)
+	return ret0, ret1, ret2
+}
+
+// FindDocumentByCondition indicates an expected call of FindDocumentByCondition.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) FindDocumentByCondition(ctx, opts any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "FindDocumentByCondition", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).FindDocumentByCondition), ctx, opts)
+}
+
+// GetByID mocks base method.
+func (m *MockKnowledgeDocumentRepo) GetByID(ctx context.Context, id int64) (*model.KnowledgeDocument, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetByID", ctx, id)
+	ret0, _ := ret[0].(*model.KnowledgeDocument)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetByID indicates an expected call of GetByID.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) GetByID(ctx, id any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetByID", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).GetByID), ctx, id)
+}
+
+// List mocks base method.
+func (m *MockKnowledgeDocumentRepo) List(ctx context.Context, knowledgeID int64, name *string, limit int, cursor *string) ([]*model.KnowledgeDocument, *string, bool, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "List", ctx, knowledgeID, name, limit, cursor)
+	ret0, _ := ret[0].([]*model.KnowledgeDocument)
+	ret1, _ := ret[1].(*string)
+	ret2, _ := ret[2].(bool)
+	ret3, _ := ret[3].(error)
+	return ret0, ret1, ret2, ret3
+}
+
+// List indicates an expected call of List.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) List(ctx, knowledgeID, name, limit, cursor any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "List", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).List), ctx, knowledgeID, name, limit, cursor)
+}
+
+// MGetByID mocks base method.
+func (m *MockKnowledgeDocumentRepo) MGetByID(ctx context.Context, ids []int64) ([]*model.KnowledgeDocument, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "MGetByID", ctx, ids)
+	ret0, _ := ret[0].([]*model.KnowledgeDocument)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// MGetByID indicates an expected call of MGetByID.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) MGetByID(ctx, ids any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "MGetByID", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).MGetByID), ctx, ids)
+}
+
+// SetStatus mocks base method.
+func (m *MockKnowledgeDocumentRepo) SetStatus(ctx context.Context, documentID int64, status int32, reason string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "SetStatus", ctx, documentID, status, reason)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// SetStatus indicates an expected call of SetStatus.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) SetStatus(ctx, documentID, status, reason any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "SetStatus", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).SetStatus), ctx, documentID, status, reason)
+}
+
+// Update mocks base method.
+func (m *MockKnowledgeDocumentRepo) Update(ctx context.Context, document *model.KnowledgeDocument) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Update", ctx, document)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Update indicates an expected call of Update.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) Update(ctx, document any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Update", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).Update), ctx, document)
+}
+
+// UpdateDocumentSliceInfo mocks base method.
+func (m *MockKnowledgeDocumentRepo) UpdateDocumentSliceInfo(ctx context.Context, documentID int64) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "UpdateDocumentSliceInfo", ctx, documentID)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// UpdateDocumentSliceInfo indicates an expected call of UpdateDocumentSliceInfo.
+func (mr *MockKnowledgeDocumentRepoMockRecorder) UpdateDocumentSliceInfo(ctx, documentID any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "UpdateDocumentSliceInfo", reflect.TypeOf((*MockKnowledgeDocumentRepo)(nil).UpdateDocumentSliceInfo), ctx, documentID)
+}

backend/domain/knowledge/internal/mock/dal/dao/knowledge_document_slice.go

@@ -0,0 +1,222 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: knowledge_document_slice.go
+//
+// Generated by this command:
+//
+//	mockgen -destination ../../mock/dal/dao/knowledge_document_slice.go --package dao -source knowledge_document_slice.go
+//
+
+// Package dao is a generated GoMock package.
+package dao
+
+import (
+	context "context"
+	reflect "reflect"
+
+	gomock "go.uber.org/mock/gomock"
+
+	"github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+	model "github.com/coze-dev/coze-studio/backend/domain/knowledge/internal/dal/model"
+)
+
+// MockKnowledgeDocumentSliceRepo is a mock of KnowledgeDocumentSliceRepo interface.
+type MockKnowledgeDocumentSliceRepo struct {
+	ctrl     *gomock.Controller
+	recorder *MockKnowledgeDocumentSliceRepoMockRecorder
+}
+
+// MockKnowledgeDocumentSliceRepoMockRecorder is the mock recorder for MockKnowledgeDocumentSliceRepo.
+type MockKnowledgeDocumentSliceRepoMockRecorder struct {
+	mock *MockKnowledgeDocumentSliceRepo
+}
+
+// NewMockKnowledgeDocumentSliceRepo creates a new mock instance.
+func NewMockKnowledgeDocumentSliceRepo(ctrl *gomock.Controller) *MockKnowledgeDocumentSliceRepo {
+	mock := &MockKnowledgeDocumentSliceRepo{ctrl: ctrl}
+	mock.recorder = &MockKnowledgeDocumentSliceRepoMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockKnowledgeDocumentSliceRepo) EXPECT() *MockKnowledgeDocumentSliceRepoMockRecorder {
+	return m.recorder
+}
+
+// BatchCreate mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) BatchCreate(ctx context.Context, slices []*model.KnowledgeDocumentSlice) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "BatchCreate", ctx, slices)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// BatchCreate indicates an expected call of BatchCreate.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) BatchCreate(ctx, slices any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BatchCreate", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).BatchCreate), ctx, slices)
+}
+
+// BatchSetStatus mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) BatchSetStatus(ctx context.Context, ids []int64, status int32, reason string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "BatchSetStatus", ctx, ids, status, reason)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// BatchSetStatus indicates an expected call of BatchSetStatus.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) BatchSetStatus(ctx, ids, status, reason any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BatchSetStatus", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).BatchSetStatus), ctx, ids, status, reason)
+}
+
+// Create mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) Create(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Create", ctx, slice)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Create indicates an expected call of Create.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) Create(ctx, slice any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Create", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).Create), ctx, slice)
+}
+
+// Delete mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) Delete(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Delete", ctx, slice)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Delete indicates an expected call of Delete.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) Delete(ctx, slice any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Delete", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).Delete), ctx, slice)
+}
+
+// DeleteByDocument mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) DeleteByDocument(ctx context.Context, documentID int64) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "DeleteByDocument", ctx, documentID)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// DeleteByDocument indicates an expected call of DeleteByDocument.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) DeleteByDocument(ctx, documentID any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "DeleteByDocument", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).DeleteByDocument), ctx, documentID)
+}
+
+// FindSliceByCondition mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) FindSliceByCondition(ctx context.Context, opts *entity.WhereSliceOpt) ([]*model.KnowledgeDocumentSlice, int64, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "FindSliceByCondition", ctx, opts)
+	ret0, _ := ret[0].([]*model.KnowledgeDocumentSlice)
+	ret1, _ := ret[1].(int64)
+	ret2, _ := ret[2].(error)
+	return ret0, ret1, ret2
+}
+
+// FindSliceByCondition indicates an expected call of FindSliceByCondition.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) FindSliceByCondition(ctx, opts any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "FindSliceByCondition", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).FindSliceByCondition), ctx, opts)
+}
+
+// GetDocumentSliceIDs mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) GetDocumentSliceIDs(ctx context.Context, docIDs []int64) ([]int64, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetDocumentSliceIDs", ctx, docIDs)
+	ret0, _ := ret[0].([]int64)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetDocumentSliceIDs indicates an expected call of GetDocumentSliceIDs.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) GetDocumentSliceIDs(ctx, docIDs any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetDocumentSliceIDs", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).GetDocumentSliceIDs), ctx, docIDs)
+}
+
+// GetSliceBySequence mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) GetSliceBySequence(ctx context.Context, documentID, sequence int64) ([]*model.KnowledgeDocumentSlice, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetSliceBySequence", ctx, documentID, sequence)
+	ret0, _ := ret[0].([]*model.KnowledgeDocumentSlice)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// GetSliceBySequence indicates an expected call of GetSliceBySequence.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) GetSliceBySequence(ctx, documentID, sequence any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetSliceBySequence", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).GetSliceBySequence), ctx, documentID, sequence)
+}
+
+// List mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) List(ctx context.Context, knowledgeID, documentID int64, limit int, cursor *string) ([]*model.KnowledgeDocumentSlice, *string, bool, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "List", ctx, knowledgeID, documentID, limit, cursor)
+	ret0, _ := ret[0].([]*model.KnowledgeDocumentSlice)
+	ret1, _ := ret[1].(*string)
+	ret2, _ := ret[2].(bool)
+	ret3, _ := ret[3].(error)
+	return ret0, ret1, ret2, ret3
+}
+
+// List indicates an expected call of List.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) List(ctx, knowledgeID, documentID, limit, cursor any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "List", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).List), ctx, knowledgeID, documentID, limit, cursor)
+}
+
+// ListStatus mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) ListStatus(ctx context.Context, documentID int64, limit int, cursor *string) ([]*model.SliceProgress, *string, bool, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "ListStatus", ctx, documentID, limit, cursor)
+	ret0, _ := ret[0].([]*model.SliceProgress)
+	ret1, _ := ret[1].(*string)
+	ret2, _ := ret[2].(bool)
+	ret3, _ := ret[3].(error)
+	return ret0, ret1, ret2, ret3
+}
+
+// ListStatus indicates an expected call of ListStatus.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) ListStatus(ctx, documentID, limit, cursor any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "ListStatus", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).ListStatus), ctx, documentID, limit, cursor)
+}
+
+// MGetSlices mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) MGetSlices(ctx context.Context, sliceIDs []int64) ([]*model.KnowledgeDocumentSlice, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "MGetSlices", ctx, sliceIDs)
+	ret0, _ := ret[0].([]*model.KnowledgeDocumentSlice)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// MGetSlices indicates an expected call of MGetSlices.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) MGetSlices(ctx, sliceIDs any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "MGetSlices", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).MGetSlices), ctx, sliceIDs)
+}
+
+// Update mocks base method.
+func (m *MockKnowledgeDocumentSliceRepo) Update(ctx context.Context, slice *model.KnowledgeDocumentSlice) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Update", ctx, slice)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Update indicates an expected call of Update.
+func (mr *MockKnowledgeDocumentSliceRepoMockRecorder) Update(ctx, slice any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Update", reflect.TypeOf((*MockKnowledgeDocumentSliceRepo)(nil).Update), ctx, slice)
+}