feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/domain/memory/database/internal/convertor/database.go

@@ -0,0 +1,76 @@
+/*
+ * 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 convertor
+
+import (
+	"fmt"
+
+	"github.com/coze-dev/coze-studio/backend/api/model/table"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/rdb/entity"
+)
+
+func ConvertResultSetToString(resultSet *entity.ResultSet, physicalToFieldName map[string]string, physicalToFieldType map[string]table.FieldItemType) []map[string]string {
+	records := make([]map[string]string, 0, len(resultSet.Rows))
+
+	for _, row := range resultSet.Rows {
+		record := make(map[string]string)
+
+		for physicalName, value := range row {
+			if logicalName, exists := physicalToFieldName[physicalName]; exists {
+				if value == nil {
+					record[logicalName] = ""
+				} else {
+					fieldType, hasType := physicalToFieldType[physicalName]
+					if hasType {
+						convertedValue := ConvertDBValueToString(value, fieldType)
+						record[logicalName] = convertedValue
+					} else {
+						record[logicalName] = fmt.Sprintf("%v", value)
+					}
+				}
+			} else {
+				if value == nil {
+					record[physicalName] = ""
+				} else {
+					record[physicalName] = ConvertSystemFieldToString(physicalName, value)
+				}
+			}
+		}
+		records = append(records, record)
+	}
+
+	return records
+}
+
+func ConvertResultSet(resultSet *entity.ResultSet, physicalToFieldName map[string]string, physicalToFieldType map[string]table.FieldItemType) []map[string]any {
+	records := make([]map[string]any, 0, len(resultSet.Rows))
+
+	for _, row := range resultSet.Rows {
+		record := make(map[string]any)
+
+		for physicalName, value := range row {
+			if logicalName, exists := physicalToFieldName[physicalName]; exists {
+				record[logicalName] = value
+			} else {
+				record[physicalName] = value
+			}
+		}
+		records = append(records, record)
+	}
+
+	return records
+}

backend/domain/memory/database/internal/convertor/types.go

@@ -0,0 +1,218 @@
+/*
+ * 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 convertor
+
+import (
+	"fmt"
+	"strconv"
+	"time"
+
+	"github.com/coze-dev/coze-studio/backend/api/model/crossdomain/database"
+	"github.com/coze-dev/coze-studio/backend/api/model/table"
+	"github.com/coze-dev/coze-studio/backend/infra/contract/rdb/entity"
+)
+
+const (
+	TimeFormat = "2006-01-02 15:04:05"
+)
+
+func SwitchToDataType(itemType table.FieldItemType) entity.DataType {
+	switch itemType {
+	case table.FieldItemType_Text:
+		return entity.TypeVarchar
+	case table.FieldItemType_Number:
+		return entity.TypeBigInt
+	case table.FieldItemType_Date:
+		return entity.TypeTimestamp
+	case table.FieldItemType_Float:
+		return entity.TypeDouble
+	case table.FieldItemType_Boolean:
+		return entity.TypeBoolean
+	default:
+		// 默认使用 VARCHAR
+		return entity.TypeVarchar
+	}
+}
+
+// ConvertValueByType converts a string value to the specified type.
+func ConvertValueByType(value string, fieldType table.FieldItemType) (interface{}, error) {
+	if value == "" {
+		return nil, nil
+	}
+
+	switch fieldType {
+	case table.FieldItemType_Number:
+		intVal, err := strconv.ParseInt(value, 10, 64)
+		if err != nil {
+			return 0, fmt.Errorf("cannot convert %s to number", value)
+		}
+
+		return intVal, nil
+
+	case table.FieldItemType_Float:
+		if floatVal, err := strconv.ParseFloat(value, 64); err == nil {
+			return floatVal, nil
+		}
+
+		return 0.0, fmt.Errorf("cannot convert %s to float", value)
+
+	case table.FieldItemType_Boolean:
+		if boolVal, err := strconv.ParseBool(value); err == nil {
+			return boolVal, nil
+		}
+
+		// if err, try 0/1
+		if value == "0" {
+			return false, nil
+		}
+		if value == "1" {
+			return true, nil
+		}
+
+		return false, fmt.Errorf("cannot convert %s to boolean", value)
+
+	case table.FieldItemType_Date:
+		t, err := time.Parse(TimeFormat, value) // database use this format
+		if err != nil {
+			return "", fmt.Errorf("cannot convert %s to date", value)
+		}
+
+		return t, nil
+
+	case table.FieldItemType_Text:
+		return value, nil
+
+	default:
+		return value, nil
+	}
+}
+
+// ConvertDBValueToString converts a database value to a string.
+func ConvertDBValueToString(value interface{}, fieldType table.FieldItemType) string {
+	switch fieldType {
+	case table.FieldItemType_Text:
+		if byteArray, ok := value.([]uint8); ok {
+			return string(byteArray)
+		}
+
+	case table.FieldItemType_Number:
+		switch v := value.(type) {
+		case int64:
+			return strconv.FormatInt(v, 10)
+		case []uint8:
+			return string(v)
+		}
+
+	case table.FieldItemType_Float:
+		switch v := value.(type) {
+		case float64:
+			return strconv.FormatFloat(v, 'f', -1, 64)
+		case []uint8:
+			return string(v)
+		}
+
+	case table.FieldItemType_Boolean:
+		switch v := value.(type) {
+		case bool:
+			return strconv.FormatBool(v)
+		case int64:
+			return strconv.FormatBool(v != 0)
+		case []uint8:
+			boolStr := string(v)
+			if boolStr == "1" || boolStr == "true" {
+				return "true"
+			}
+			return "false"
+		}
+
+	case table.FieldItemType_Date:
+		switch v := value.(type) {
+		case time.Time:
+			return v.Format(TimeFormat)
+		case []uint8:
+			return string(v)
+		}
+	}
+
+	return fmt.Sprintf("%v", value)
+}
+
+// ConvertSystemFieldToString converts a system field value to a string.
+func ConvertSystemFieldToString(fieldName string, value interface{}) string {
+	switch fieldName {
+	case database.DefaultIDColName:
+		if intVal, ok := value.(int64); ok {
+			return strconv.FormatInt(intVal, 10)
+		}
+	case database.DefaultUidColName, database.DefaultCidColName:
+		if byteArray, ok := value.([]uint8); ok {
+			return string(byteArray)
+		}
+	case database.DefaultCreateTimeColName:
+		switch v := value.(type) {
+		case time.Time:
+			return v.Format(TimeFormat)
+		case []uint8:
+			// 尝试解析字符串表示的时间
+			return string(v)
+		}
+	}
+
+	return fmt.Sprintf("%v", value)
+}
+
+func ConvertLogicOperator(logic database.Logic) entity.LogicalOperator {
+	switch logic {
+	case database.Logic_And:
+		return entity.AND
+	case database.Logic_Or:
+		return entity.OR
+	default:
+		return entity.AND // 默认使用AND
+	}
+}
+
+func ConvertOperator(op database.Operation) entity.Operator {
+	switch op {
+	case database.Operation_EQUAL:
+		return entity.OperatorEqual
+	case database.Operation_NOT_EQUAL:
+		return entity.OperatorNotEqual
+	case database.Operation_GREATER_THAN:
+		return entity.OperatorGreater
+	case database.Operation_GREATER_EQUAL:
+		return entity.OperatorGreaterEqual
+	case database.Operation_LESS_THAN:
+		return entity.OperatorLess
+	case database.Operation_LESS_EQUAL:
+		return entity.OperatorLessEqual
+	case database.Operation_IN:
+		return entity.OperatorIn
+	case database.Operation_NOT_IN:
+		return entity.OperatorNotIn
+	case database.Operation_LIKE:
+		return entity.OperatorLike
+	case database.Operation_NOT_LIKE:
+		return entity.OperatorNotLike
+	case database.Operation_IS_NULL:
+		return entity.OperatorIsNull
+	case database.Operation_IS_NOT_NULL:
+		return entity.OperatorIsNotNull
+	default:
+		return entity.OperatorEqual
+	}
+}