fix: use lo

backend/app/http/orders/controller_pay.go

@@ -12,6 +12,7 @@ import (
 
 	"github.com/go-pay/gopay/wechat/v3"
 	"github.com/gofiber/fiber/v3"
+	"github.com/samber/lo"
 	log "github.com/sirupsen/logrus"
 )
 
@@ -49,15 +50,11 @@ func (ctl *PayController) JSPay(ctx fiber.Ctx, claim *jwt.Claims, orderID string
 		return nil, err
 	}
 
-	var oauth *model.UserOauths
-	for _, v := range oauths {
-		if v.Channel == fields.AuthChannelWeChat {
-			oauth = &v
-			break
-		}
-	}
+	oauth, ok := lo.Find(oauths, func(v model.UserOauths) bool {
+		return v.Channel == fields.AuthChannelWeChat
+	})
 
-	if oauth == nil {
+	if !ok {
 		return nil, errorx.BadRequest.WithMsg("未绑定微信")
 	}