优化后台列表搜索

backend/internal/modules/dispute/query.go

@@ -2,6 +2,8 @@ package dispute
 
 import (
 	"context"
+	"strconv"
+	"strings"
 
 	"hfb_sys/backend/internal/model"
 
@@ -39,14 +41,27 @@ func (r *Repository) FindForUser(ctx context.Context, userID uint64, id uint64)
 	return &dto, nil
 }
 
-func (r *Repository) ListAdmin(ctx context.Context, page, pageSize int) (*PaginatedResult, error) {
+func (r *Repository) ListAdmin(ctx context.Context, query AdminListQuery) (*PaginatedResult, error) {
 	var total int64
-	if err := r.db.WithContext(ctx).Model(&model.Dispute{}).Count(&total).Error; err != nil {
+	countDB := applyAdminListFilters(r.adminFilterQuery(ctx), query)
+	if err := countDB.Count(&total).Error; err != nil {
 		return nil, err
 	}
+	page := query.Page
+	pageSize := query.PageSize
+	if page < 1 {
+		page = 1
+	}
+	if pageSize < 1 {
+		pageSize = 20
+	}
 	offset := (page - 1) * pageSize
 	var rows []disputeRow
-	err := r.baseQuery(ctx).Order("d.id DESC").Offset(offset).Limit(pageSize).Scan(&rows).Error
+	err := applyAdminListFilters(r.baseQuery(ctx), query).
+		Order("d.id DESC").
+		Offset(offset).
+		Limit(pageSize).
+		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
@@ -54,13 +69,54 @@ func (r *Repository) ListAdmin(ctx context.Context, page, pageSize int) (*Pagina
 }
 
 func (r *Repository) baseQuery(ctx context.Context) *gorm.DB {
-	return r.db.WithContext(ctx).Table("disputes AS d").
+	return r.adminFilterQuery(ctx).
 		Select(`d.*, o.order_no, o.status AS order_status, o.handoff_status, o.settlement_status,
 			o.owner_id, o.renter_id, owner.phone AS owner_phone, renter.phone AS renter_phone,
-			l.listing_no, a.title`).
+			l.listing_no, a.title`)
+}
+
+func (r *Repository) adminFilterQuery(ctx context.Context) *gorm.DB {
+	return r.db.WithContext(ctx).Table("disputes AS d").
 		Joins("JOIN rental_orders AS o ON o.id = d.order_id").
 		Joins("JOIN rental_listings AS l ON l.id = o.listing_id").
 		Joins("JOIN game_accounts AS a ON a.id = o.account_id").
 		Joins("JOIN users AS owner ON owner.id = o.owner_id").
 		Joins("JOIN users AS renter ON renter.id = o.renter_id")
 }
+
+func applyAdminListFilters(db *gorm.DB, query AdminListQuery) *gorm.DB {
+	if query.Status != "" {
+		db = db.Where("d.status = ?", query.Status)
+	}
+	if query.Type != "" {
+		db = db.Where("d.type = ?", query.Type)
+	}
+	if keyword := strings.TrimSpace(query.Keyword); keyword != "" {
+		like := "%" + keyword + "%"
+		if id, err := strconv.ParseUint(keyword, 10, 64); err == nil {
+			db = db.Where(
+				`(o.order_no LIKE ? OR l.listing_no LIKE ? OR a.title LIKE ? OR owner.phone LIKE ? OR renter.phone LIKE ? OR d.id = ? OR d.order_id = ? OR o.listing_id = ? OR o.owner_id = ? OR o.renter_id = ?)`,
+				like,
+				like,
+				like,
+				like,
+				like,
+				id,
+				id,
+				id,
+				id,
+				id,
+			)
+		} else {
+			db = db.Where(
+				`(o.order_no LIKE ? OR l.listing_no LIKE ? OR a.title LIKE ? OR owner.phone LIKE ? OR renter.phone LIKE ?)`,
+				like,
+				like,
+				like,
+				like,
+				like,
+			)
+		}
+	}
+	return db
+}