42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package product
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import "backend/internal/model"
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// BatchDeleteResult 批量删除结果 // Logan.Li
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type BatchDeleteResult struct {
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Deleted int `json:"deleted"`
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Skipped int `json:"skipped"`
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Failed int `json:"failed"`
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SkippedIDs []uint `json:"skipped_ids,omitempty"`
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}
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// 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
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func (s *ProductService) BatchDelete(ids []uint) (*BatchDeleteResult, error) {
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result := &BatchDeleteResult{}
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seen := map[uint]struct{}{}
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for _, id := range ids {
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if id == 0 {
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continue
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}
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if _, ok := seen[id]; ok {
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continue
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}
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seen[id] = struct{}{}
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var licCount int64
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s.db.Model(&model.License{}).Where("product_id = ?", id).Count(&licCount)
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if licCount > 0 {
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result.Skipped++
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result.SkippedIDs = append(result.SkippedIDs, id)
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continue
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}
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if err := s.db.Delete(&model.Product{}, id).Error; err != nil {
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result.Failed++
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continue
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}
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s.db.Where("product_id = ?", id).Delete(&model.Plan{})
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result.Deleted++
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}
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return result, nil
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}
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