Files

42 lines
1.1 KiB
Go

package product
import "backend/internal/model"
// BatchDeleteResult 批量删除结果 // Logan.Li
type BatchDeleteResult struct {
Deleted int `json:"deleted"`
Skipped int `json:"skipped"`
Failed int `json:"failed"`
SkippedIDs []uint `json:"skipped_ids,omitempty"`
}
// BatchDelete 批量删除产品:被 License 引用的跳过;未引用的连同其定价计划一并删除 // Logan.Li
func (s *ProductService) BatchDelete(ids []uint) (*BatchDeleteResult, error) {
result := &BatchDeleteResult{}
seen := map[uint]struct{}{}
for _, id := range ids {
if id == 0 {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
var licCount int64
s.db.Model(&model.License{}).Where("product_id = ?", id).Count(&licCount)
if licCount > 0 {
result.Skipped++
result.SkippedIDs = append(result.SkippedIDs, id)
continue
}
if err := s.db.Delete(&model.Product{}, id).Error; err != nil {
result.Failed++
continue
}
s.db.Where("product_id = ?", id).Delete(&model.Plan{})
result.Deleted++
}
return result, nil
}