From e701b57f6a8a7e50e146689c9aeb1946e32e23e8 Mon Sep 17 00:00:00 2001
From: Tiago Yamamoto <japa@rede5.com.br>
Date: Wed, 4 Mar 2026 12:33:49 -0600
Subject: [PATCH] fix: accept legacy login payload

---
 backend/internal/http/handler/auth_handler.go | 14 ++++++++++++++
 backend/internal/http/handler/dto.go          |  8 +++++---
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/backend/internal/http/handler/auth_handler.go b/backend/internal/http/handler/auth_handler.go
index 32c5248..59b9e8d 100644
--- a/backend/internal/http/handler/auth_handler.go
+++ b/backend/internal/http/handler/auth_handler.go
@@ -53,10 +53,24 @@ func (h *Handler) Login(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if req.Username == "" {
+		req.Username = req.Identificador
+	}
+	if req.Username == "" {
+		req.Username = req.Email
+	}
+	if req.Password == "" {
+		req.Password = req.Senha
+	}
+
 	if req.Username == "" {
 		writeError(w, http.StatusBadRequest, errors.New("username is required"))
 		return
 	}
+	if req.Password == "" {
+		writeError(w, http.StatusBadRequest, errors.New("password is required"))
+		return
+	}
 
 	token, exp, err := h.svc.Login(r.Context(), req.Username, req.Password)
 	if err != nil {
diff --git a/backend/internal/http/handler/dto.go b/backend/internal/http/handler/dto.go
index 000fd6f..c550c12 100644
--- a/backend/internal/http/handler/dto.go
+++ b/backend/internal/http/handler/dto.go
@@ -53,9 +53,11 @@ type registerCompanyTarget struct {
 }
 
 type loginRequest struct {
-	Username string `json:"username,omitempty"`
-	Email    string `json:"email,omitempty"`
-	Password string `json:"password"`
+	Username      string `json:"username,omitempty"`
+	Email         string `json:"email,omitempty"`
+	Password      string `json:"password,omitempty"`
+	Identificador string `json:"identificador,omitempty"`
+	Senha         string `json:"senha,omitempty"`
 }
 
 type forgotPasswordRequest struct {