集成颜色字段

api/graphql.go

@@ -104,6 +104,19 @@ func NewSchema(config Config) (graphql.Schema, error) {
 		log.Fatalln("连接数据库失败", err)
 	}
 
+	//// 定时检查补全颜色字段
+	//checkColorNullRows := func() {
+	//	for {
+	//		var ids struct {
+	//			ID int
+	//		}
+	//		if err := db.Table("web_images").Where("color IS NULL").Scan(ids).Error; err != nil {
+	//			fmt.Println("定时检查补全颜色字段查询失败", err)
+	//		}
+	//		fmt.Println("定时检查补全颜色字段查询成功", ids)
+	//	}
+	//}
+
 	// 用户的可选字段
 	user := graphql.NewObject(graphql.ObjectConfig{
 		Name:        "User",
@@ -630,20 +643,16 @@ func NewSchema(config Config) (graphql.Schema, error) {
 
 				// 数据库中筛选: 按图像主色调颜色筛选
 				if p.Args["color"] != nil {
-					// 将 16 进制颜色转换为 RGB 三值
-
 					// hexToRGB 将十六进制颜色转换为 RGB
 					hexToRGB := func(hex string) (int, int, int, error) {
 						// 去掉 # 号
 						if strings.HasPrefix(hex, "#") {
 							hex = hex[1:]
 						}
-
 						// 检查是否是有效的十六进制颜色
 						if len(hex) != 6 {
 							return 0, 0, 0, fmt.Errorf("invalid hex color")
 						}
-
 						// 解析红色、绿色、蓝色通道的十六进制值
 						r, err := strconv.ParseInt(hex[:2], 16, 0)
 						if err != nil {
@@ -657,22 +666,25 @@ func NewSchema(config Config) (graphql.Schema, error) {
 						if err != nil {
 							return 0, 0, 0, err
 						}
-
 						return int(r), int(g), int(b), nil
 					}
-					r, g, b, err := hexToRGB(p.Args["color"].(string))
-					if err != nil {
-						fmt.Println("hexToRGB", err)
-						return nil, err
+					// 逗号分割且去除空格
+					colors := strings.Split(strings.ReplaceAll(p.Args["color"].(string), " ", ""), ",")
+					for index, color := range colors {
+						r, g, b, err := hexToRGB(color)
+						if err != nil {
+							fmt.Println("hexToRGB", index, err)
+							return nil, err
+						}
+						query = query.Where(goqu.Ex{
+							fmt.Sprintf("web_images.color_%d_r > ?", index): r - 10,
+							fmt.Sprintf("web_images.color_%d_r < ?", index): r + 10,
+							fmt.Sprintf("web_images.color_%d_g > ?", index): g - 10,
+							fmt.Sprintf("web_images.color_%d_g < ?", index): g + 10,
+							fmt.Sprintf("web_images.color_%d_b > ?", index): b - 10,
+							fmt.Sprintf("web_images.color_%d_b < ?", index): b + 10,
+						})
 					}
-					query = query.Where(goqu.Ex{
-						"web_images.color_r > ?": r - 10,
-						"web_images.color_r < ?": r + 10,
-						"web_images.color_g > ?": g - 10,
-						"web_images.color_g < ?": g + 10,
-						"web_images.color_b > ?": b - 10,
-						"web_images.color_b < ?": b + 10,
-					})
 				}
 
 				// 取所有数据的前N条