同步

soul-api/internal/handler/db_book.go

@@ -523,6 +523,7 @@ func DBBookAction(c *gin.Context) {
 			TargetPartTitle    string   `json:"targetPartTitle"`
 			TargetChapterTitle string   `json:"targetChapterTitle"`
 			ID                 string   `json:"id"`
+			NewID              string   `json:"newId"`
 			Title              string   `json:"title"`
 			Content            string   `json:"content"`
 			Price              *float64 `json:"price"`
@@ -762,12 +763,46 @@ func DBBookAction(c *gin.Context) {
 			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
 			return
 		}
-		err = db.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(updates).Error
+		newID := strings.TrimSpace(body.NewID)
+		idChanged := newID != "" && newID != body.ID
+		if idChanged {
+			var existed int64
+			if err := db.Model(&model.Chapter{}).Where("id = ? AND id <> ?", newID, body.ID).Count(&existed).Error; err != nil {
+				c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
+				return
+			}
+			if existed > 0 {
+				c.JSON(http.StatusOK, gin.H{"success": false, "error": "章节ID已存在，请换一个"})
+				return
+			}
+			updates["id"] = newID
+		}
+		if idChanged {
+			err = db.Transaction(func(tx *gorm.DB) error {
+				if err := tx.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(updates).Error; err != nil {
+					return err
+				}
+				// 同步历史关联数据，避免改 ID 后订单/阅读记录断链
+				if err := tx.Model(&model.Order{}).
+					Where("product_type = ? AND product_id = ?", "section", body.ID).
+					Update("product_id", newID).Error; err != nil {
+					return err
+				}
+				if err := tx.Table("reading_progress").
+					Where("section_id = ?", body.ID).
+					Update("section_id", newID).Error; err != nil {
+					return err
+				}
+				return nil
+			})
+		} else {
+			err = db.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(updates).Error
+		}
 		if err != nil {
 			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
 			return
 		}
-		cache.InvalidateChapterContentByID(body.ID)
+		cache.InvalidateChapterContent(existing.MID)
 		cache.InvalidateBookParts()
 		InvalidateChaptersByPartCache()
 		cache.InvalidateBookCache()