feat: user change email if email exist return form error

internal/controller/user_controller.go

@@ -495,6 +495,10 @@ func (uc *UserController) UserChangeEmailSendCode(ctx *gin.Context) {
 	req.UserID = middleware.GetLoginUserIDFromContext(ctx)
 	// If the user is not logged in, the api cannot be used.
 	// If the user email is not verified, that also can use this api to modify the email.
+	if len(req.UserID) == 0 {
+		handler.HandleResponse(ctx, errors.Unauthorized(reason.UnauthorizedError), nil)
+		return
+	}
 
 	captchaPass := uc.actionService.ActionRecordVerifyCaptcha(ctx, schema.ActionRecordTypeEmail, ctx.ClientIP(), req.CaptchaID, req.CaptchaCode)
 	if !captchaPass {
@@ -506,13 +510,15 @@ func (uc *UserController) UserChangeEmailSendCode(ctx *gin.Context) {
 		handler.HandleResponse(ctx, errors.BadRequest(reason.CaptchaVerificationFailed), resp)
 		return
 	}
-
-	if len(req.UserID) == 0 {
-		handler.HandleResponse(ctx, errors.Unauthorized(reason.UnauthorizedError), nil)
+	_, _ = uc.actionService.ActionRecordAdd(ctx, schema.ActionRecordTypeEmail, ctx.ClientIP())
+	resp, err := uc.userService.UserChangeEmailSendCode(ctx, req)
+	if err != nil {
+		if resp != nil {
+			resp.Value = translator.GlobalTrans.Tr(handler.GetLang(ctx), resp.Value)
+		}
+		handler.HandleResponse(ctx, err, resp)
 		return
 	}
-	_, _ = uc.actionService.ActionRecordAdd(ctx, schema.ActionRecordTypeEmail, ctx.ClientIP())
-	err := uc.userService.UserChangeEmailSendCode(ctx, req)
 	handler.HandleResponse(ctx, err, nil)
 }
 

internal/service/user_service.go

@@ -477,21 +477,26 @@ func (us *UserService) encryptPassword(ctx context.Context, Pass string) (string
 }
 
 // UserChangeEmailSendCode user change email verification
-func (us *UserService) UserChangeEmailSendCode(ctx context.Context, req *schema.UserChangeEmailSendCodeReq) error {
+func (us *UserService) UserChangeEmailSendCode(ctx context.Context, req *schema.UserChangeEmailSendCodeReq) (
+	resp *schema.UserVerifyEmailErrorResponse, err error) {
 	userInfo, exist, err := us.userRepo.GetByUserID(ctx, req.UserID)
 	if err != nil {
-		return err
+		return nil, err
 	}
 	if !exist {
-		return errors.BadRequest(reason.UserNotFound)
+		return nil, errors.BadRequest(reason.UserNotFound)
 	}
 
 	_, exist, err = us.userRepo.GetByEmail(ctx, req.Email)
 	if err != nil {
-		return err
+		return nil, err
 	}
 	if exist {
-		return errors.BadRequest(reason.EmailDuplicate)
+		resp = &schema.UserVerifyEmailErrorResponse{
+			Key:   "e_mail",
+			Value: reason.EmailDuplicate,
+		}
+		return resp, errors.BadRequest(reason.EmailDuplicate)
 	}
 
 	data := &schema.EmailCodeContent{
@@ -507,12 +512,12 @@ func (us *UserService) UserChangeEmailSendCode(ctx context.Context, req *schema.
 		title, body, err = us.emailService.ChangeEmailTemplate(ctx, verifyEmailURL)
 	}
 	if err != nil {
-		return err
+		return nil, err
 	}
 	log.Infof("send email confirmation %s", verifyEmailURL)
 
 	go us.emailService.Send(context.Background(), req.Email, title, body, code, data.ToJSONString())
-	return nil
+	return nil, nil
 }
 
 // UserChangeEmailVerify user change email verify code