Re-migrate code

controllers/auth_controller.go

@@ -34,27 +34,19 @@ func NewAuthController() *AuthController {
 // @Router /auth/login [post]
 func (c *AuthController) Login(ctx *gin.Context) {
 	var loginData models.LoginDTO
-	if err := ctx.ShouldBindJSON(&loginData); err != nil {
-		ctx.JSON(http.StatusBadRequest, gin.H{
-			"message": "无效的请求数据",
-			"error":   err.Error(),
-		})
+	if !BindJSON(ctx, &loginData) {
 		return
 	}
 
 	user, err := c.authService.ValidateUser(loginData.Username, loginData.Password)
 	if err != nil {
-		ctx.JSON(http.StatusUnauthorized, gin.H{
-			"message": err.Error(),
-		})
+		ErrorResponse(ctx, http.StatusUnauthorized, err.Error())
 		return
 	}
 
 	token, err := c.authService.GenerateToken(user)
 	if err != nil {
-		ctx.JSON(http.StatusInternalServerError, gin.H{
-			"message": "令牌生成失败",
-		})
+		ErrorResponse(ctx, http.StatusInternalServerError, "令牌生成失败")
 		return
 	}