130 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
| /*
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|  * Copyright 2025 coze-dev Authors
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at
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|  *
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|  *     http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| package dal
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| 
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| import (
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| 	"context"
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| 	"fmt"
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| 	"sync"
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| 
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| 	"gorm.io/gorm"
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| 
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| 	"github.com/coze-dev/coze-studio/backend/domain/template/entity"
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| 	"github.com/coze-dev/coze-studio/backend/domain/template/internal/dal/model"
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| 	"github.com/coze-dev/coze-studio/backend/domain/template/internal/dal/query"
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| 	"github.com/coze-dev/coze-studio/backend/infra/contract/idgen"
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| )
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| 
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| var (
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| 	once              sync.Once
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| 	singletonTemplate *TemplateImpl
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| )
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| 
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| type TemplateImpl struct {
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| 	IDGen idgen.IDGenerator
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| 	query *query.Query
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| }
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| 
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| func NewTemplateDAO(db *gorm.DB, idGen idgen.IDGenerator) *TemplateImpl {
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| 	once.Do(func() {
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| 		singletonTemplate = &TemplateImpl{
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| 			IDGen: idGen,
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| 			query: query.Use(db),
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| 		}
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| 	})
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| 
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| 	return singletonTemplate
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| }
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| 
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| // Create implements TemplateRepository.Create
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| func (t *TemplateImpl) Create(ctx context.Context, template *model.Template) (int64, error) {
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| 	if template.ID == 0 {
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| 		id, err := t.IDGen.GenID(ctx)
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| 		if err != nil {
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| 			return 0, err
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| 		}
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| 		template.ID = id
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| 	}
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| 
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| 	err := t.query.Template.WithContext(ctx).Create(template)
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| 	if err != nil {
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| 		return 0, err
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| 	}
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| 
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| 	return template.ID, nil
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| }
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| 
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| // List lists templates with filters
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| func (t *TemplateImpl) List(ctx context.Context, filter *entity.TemplateFilter, page *entity.Pagination, orderByField string) ([]*model.Template, int64, error) {
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| 	res := t.query.Template
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| 
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| 	q := res.WithContext(ctx)
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| 
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| 	// Add filter conditions
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| 	if filter != nil {
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| 		if filter.AgentID != nil {
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| 			q = q.Where(res.AgentID.Eq(*filter.AgentID))
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| 		}
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| 
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| 		if filter.SpaceID != nil {
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| 			q = q.Where(res.SpaceID.Eq(*filter.SpaceID))
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| 		}
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| 
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| 		if filter.ProductEntityType != nil {
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| 			q = q.Where(res.ProductEntityType.Eq(*filter.ProductEntityType))
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| 		}
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| 	}
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| 
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| 	// Get total count
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| 	count, err := q.Count()
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| 	if err != nil {
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| 		return nil, 0, fmt.Errorf("count templates failed: %v", err)
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| 	}
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| 
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| 	// Apply pagination
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| 	limit := int64(50) // default limit
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| 	if page != nil && page.Limit > 0 {
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| 		limit = int64(page.Limit)
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| 	}
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| 
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| 	offset := 0
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| 	if page != nil && page.Offset > 0 {
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| 		offset = page.Offset
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| 	}
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| 
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| 	if len(orderByField) > 0 {
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| 		switch orderByField {
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| 		case "created_at":
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| 			q = q.Order(res.CreatedAt.Desc())
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| 		case "heat":
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| 			q = q.Order(res.Heat.Desc())
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| 		default:
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| 			q = q.Order(res.CreatedAt.Desc())
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| 		}
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| 	} else {
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| 		q = q.Order(res.CreatedAt.Desc())
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| 	}
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| 
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| 	// Execute query with pagination
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| 	records, err := q.Limit(int(limit)).Offset(offset).Find()
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| 	if err != nil {
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| 		return nil, 0, fmt.Errorf("list templates failed: %v", err)
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| 	}
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| 
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| 	return records, count, nil
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| }
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