排序规则

api/graphql.go

@@ -456,9 +456,6 @@ func NewSchema(config Config) (graphql.Schema, error) {
 					}
 				}
 
-				var list []int
-				var id_list [][]int
-
 				// 筛选:提取文字
 				if args.Text != "" {
 					resp, err := models.ZincSearch(map[string]interface{}{
@@ -506,11 +503,23 @@ func NewSchema(config Config) (graphql.Schema, error) {
 					for _, id := range models.GetSimilarImagesIdList(args.Similar, 200) {
 						item = append(item, int(id))
 					}
-					id_list = append(id_list, item)
 
-					if len(id_list) == 0 {
+					toGoquExpressions := func(ids []int) []goqu.Expression {
-						return map[string]interface{}{"list": []Image{}, "total": 0}, nil
+						expressions := make([]goqu.Expression, len(ids))
+						for i, id := range ids {
+							expressions[i] = goqu.V(id)
+						}
+						return expressions
 					}
+
+					expressions := toGoquExpressions(item)
+					interfaceExpressions := make([]interface{}, len(expressions))
+					for i, expr := range expressions {
+						interfaceExpressions[i] = expr
+					}
+
+					query = query.Where(goqu.Ex{"web_images.id": goqu.Op{"in": item}}).
+						Order(goqu.Func("FIELD", append([]interface{}{goqu.I("web_images.id")}, interfaceExpressions...)...).Asc())
 				}
 
 				// 筛选:兴趣推荐
@@ -578,77 +587,6 @@ func NewSchema(config Config) (graphql.Schema, error) {
 					))
 				}
 
-				// 排序
-
-				// 截取:取交集
-				if len(id_list) != 0 {
-					list = id_list[0]
-					if len(id_list) > 1 {
-						for _, slice := range id_list[1:] {
-							list = funk.Join(list, slice, funk.InnerJoin).([]int)
-						}
-					}
-					if len(list) == 0 {
-						return map[string]interface{}{"list": []Image{}, "total": 0}, nil
-					}
-				}
-
-				total = len(list)
-
-				//var count int64
-				//if len(list) > 0 {
-				//	query = query.Count(&count)
-				//}
-
-				// 截取: 分页
-				if args.After != 0 {
-					index := -1
-					for i, id := range list {
-						if id == args.After {
-							index = i
-							break
-						}
-					}
-					if index != -1 {
-						list = list[index+1:]
-					}
-				}
-
-				if args.Before != 0 {
-					index := -1
-					for i, id := range list {
-						if id == args.Before {
-							index = i
-							break
-						}
-					}
-					if index != -1 {
-						list = list[:index]
-					}
-				}
-
-				// 如果截取范围小于列表长度
-				if args.First != 0 && args.First < len(list) {
-					list = list[:args.First]
-				}
-
-				// 如果截取范围小于列表长度
-				if args.Last != 0 && args.Last < len(list) {
-					list = list[len(list)-args.Last:]
-				}
-
-				if args.First == 0 && args.Last == 0 {
-					if len(list) > 10 {
-						list = list[:10]
-					}
-				}
-
-				// 存在外部筛选条件
-				if len(id_list) > 0 && len(list) > 0 {
-					//query = query.Where("id IN ?", list)
-					//where = fmt.Sprintf("web_images.id IN ?", )
-				}
-
 				// 取所有数据的前N条
 				sql, _, _ := query.Where(goqu.Ex{"article_category_top_id": 22}).ToSQL()
 
@@ -696,17 +634,6 @@ func NewSchema(config Config) (graphql.Schema, error) {
 					return nil, err
 				}
 
-				//var order string
-				//// 排序规则
-				//if p.Args["sort"] != nil && p.Args["order"] != nil {
-				//	// query = query.Order(fmt.Sprintf("%s %s", args.Sort, args.Order))
-				//	order = "ORDER BY " + p.Args["sort"].(string) + " " + p.Args["order"].(string) + " "
-				//}
-
-				//if total == 0 && count > 0 {
-				//	total = int(count)
-				//}
-
 				return map[string]interface{}{
 					"list":  images,
 					"total": total,