feat: 完善 SYB 蝦皮主数据与软删除 (#203 #204 #205)

admin/service/shopee_delete.go

@@ -0,0 +1,79 @@
+package service
+
+import (
+	"database/sql"
+	"fmt"
+	"sort"
+	"strings"
+	"time"
+
+	"cmautobuy/admin/model"
+	"cmautobuy/admin/repository"
+)
+
+func normalizeShopeeIDs(ids []string) []string {
+	seen := map[string]struct{}{}
+	result := make([]string, 0, len(ids))
+	for _, id := range ids {
+		id = strings.TrimSpace(id)
+		if id == "" {
+			continue
+		}
+		if _, ok := seen[id]; ok {
+			continue
+		}
+		seen[id] = struct{}{}
+		result = append(result, id)
+	}
+	sort.Strings(result)
+	return result
+}
+
+// DeleteShopeeProducts 由管理员把商品移入可恢复的删除状态。
+func DeleteShopeeProducts(db *sql.DB, actor *model.User, ids []string) (int64, error) {
+	if actor == nil || !actor.IsAdmin() {
+		return 0, ErrAdminRequired
+	}
+	ids = normalizeShopeeIDs(ids)
+	if len(ids) == 0 {
+		return 0, invalidInput("没有勾选任何蝦皮商品")
+	}
+	tx, err := db.Begin()
+	if err != nil {
+		return 0, err
+	}
+	defer tx.Rollback()
+	busy, err := repository.ShopeeProductsWithActiveTasks(tx, ids)
+	if err != nil {
+		return 0, err
+	}
+	if len(busy) > 0 {
+		return 0, invalidInput(fmt.Sprintf("商品 %s 仍有进行中的采集或采购任务，不能删除", strings.Join(busy, "、")))
+	}
+	count, err := repository.SetShopeeProductsDeleted(tx, ids, actor.UserID, time.Now().UTC().Format(model.TimeLayout))
+	if err != nil {
+		return 0, err
+	}
+	return count, tx.Commit()
+}
+
+// RestoreShopeeProducts 由管理员恢复软删除商品，原 SKU 和 PDD 关联保持不变。
+func RestoreShopeeProducts(db *sql.DB, actor *model.User, ids []string) (int64, error) {
+	if actor == nil || !actor.IsAdmin() {
+		return 0, ErrAdminRequired
+	}
+	ids = normalizeShopeeIDs(ids)
+	if len(ids) == 0 {
+		return 0, invalidInput("没有勾选任何蝦皮商品")
+	}
+	tx, err := db.Begin()
+	if err != nil {
+		return 0, err
+	}
+	defer tx.Rollback()
+	count, err := repository.SetShopeeProductsDeleted(tx, ids, actor.UserID, "")
+	if err != nil {
+		return 0, err
+	}
+	return count, tx.Commit()
+}