DEBUG: WHERE

api/graphql.go

@@ -181,6 +181,7 @@ func NewSchema(config Config) (graphql.Schema, error) {
 				},
 			}),
 			Args: graphql.FieldConfigArgument{
+				"preference":    &graphql.ArgumentConfig{Type: graphql.Int, Description: "按照指定用户ID的偏好推荐图像"},
 				"similar":       &graphql.ArgumentConfig{Type: graphql.Int, Description: "获取与指定ID图像相似的图像"},
 				"id":            &graphql.ArgumentConfig{Type: graphql.Int, Description: "获取指定ID的图像"},
 				"width":         &graphql.ArgumentConfig{Type: graphql.Int, Description: "筛选图像中指定宽度的"},
@@ -206,12 +207,13 @@ func NewSchema(config Config) (graphql.Schema, error) {
 			Resolve: func(p graphql.ResolveParams) (interface{}, error) {
 				// 定义参数结构体
 				var args struct {
-					First   int
-					Last    int
-					After   string
-					Before  string
-					Text    string
-					Similar int
+					First      int
+					Last       int
+					After      string
+					Before     string
+					Text       string
+					Similar    int
+					Preference int
 				}
 				mapstructure.Decode(p.Args, &args)
 
@@ -274,11 +276,15 @@ func NewSchema(config Config) (graphql.Schema, error) {
 				}
 
 				var id_list []string
+
+				// 特殊处理 preference 参数
+				if args.Preference != 0 {
+					fmt.Println("preference:", args.Preference)
+				}
+
 				// 特殊处理 similar 参数
 				if args.Similar != 0 {
-					fmt.Println("similar:", args.Similar)
 					id_list := models.GetSimilarImagesIdList(args.Similar, 200)
-					fmt.Println("ids:", id_list)
 					ids_str := strings.Trim(strings.Join(strings.Fields(fmt.Sprint(id_list)), ","), "[]")
 					if ids_str == "" {
 						return map[string]interface{}{"list": []Image{}, "total": 0}, nil
@@ -321,10 +327,14 @@ func NewSchema(config Config) (graphql.Schema, error) {
 
 				where_str := strings.Join(where, " AND ")
 
+				if where_str != "" {
+					where_str = "WHERE " + where_str
+				}
+
 				// 执行查询
 				var query strings.Builder
-				query.WriteString(fmt.Sprintf("SELECT %s FROM web_images WHERE %s", fields_str, where_str))
-				fmt.Println("query:", query.String())
+				query.WriteString(fmt.Sprintf("SELECT %s FROM web_images %s", fields_str, where_str))
+				log.Println("query:", query.String())
 
 				var images ImageList
 				if err := connection.Select(&images, query.String()); err != nil {