From a8230769e647f577a833b6a61bba9abb614020b4 Mon Sep 17 00:00:00 2001
From: NANDO9322 <andre.fr93@gmail.com>
Date: Mon, 23 Feb 2026 20:33:36 -0300
Subject: [PATCH] feat(notificacoes): envios de whatsapp dinamicos por regiao
 (SP e MG)

Implementa suporte a multiplas instancias da Evolution API via .env. O servico agora verifica a origiem do evento e roteia o disparo para garantir que cada franquia use seu proprio numero comercial.
---
 backend/cmd/api/main.go                  |  7 ++++++-
 backend/internal/agenda/service.go       |  6 +++---
 backend/internal/config/config.go        |  8 ++++++++
 backend/internal/notification/service.go | 26 +++++++++++++++---------
 4 files changed, 33 insertions(+), 14 deletions(-)

diff --git a/backend/cmd/api/main.go b/backend/cmd/api/main.go
index d37e113..9798a11 100644
--- a/backend/cmd/api/main.go
+++ b/backend/cmd/api/main.go
@@ -71,7 +71,12 @@ func main() {
 
 	// Initialize services
 	// Initialize services
-	notificationService := notification.NewService()
+	notificationService := notification.NewService(
+		cfg.EvolutionApiUrl,
+		cfg.EvolutionApiKey,
+		cfg.WhatsappInstanceSP,
+		cfg.WhatsappInstanceMG,
+	)
 	profissionaisService := profissionais.NewService(queries)
 	financeService := finance.NewService(queries, profissionaisService)
 	authService := auth.NewService(queries, profissionaisService, cfg)
diff --git a/backend/internal/agenda/service.go b/backend/internal/agenda/service.go
index d87952d..18028db 100644
--- a/backend/internal/agenda/service.go
+++ b/backend/internal/agenda/service.go
@@ -448,7 +448,7 @@ func (s *Service) AssignProfessional(ctx context.Context, agendaID uuid.UUID, pr
 			baseUrl,
 		)
 
-		if err := s.notification.SendWhatsApp(prof.Whatsapp.String, msg); err != nil {
+		if err := s.notification.SendWhatsApp(prof.Whatsapp.String, msg, agenda.Regiao.String); err != nil {
 			log.Printf("[Notification] Falha ao enviar WhatsApp para %s: %v", prof.Nome, err)
 		}
 	}()
@@ -702,8 +702,8 @@ func (s *Service) NotifyLogistics(ctx context.Context, agendaID uuid.UUID, passe
 			tipoEventoNome,
 			logisticaMsg,
 		)
-
-		if err := s.notification.SendWhatsApp(phone, msg); err != nil {
+		// Passa a agendaRegiao para definir o numero
+		if err := s.notification.SendWhatsApp(phone, msg, agenda.Regiao.String); err != nil {
 			// Não logar erro para todos se for falha de validação de numero, mas logar warning
 			log.Printf("[Notification] Erro ao enviar para %s: %v", p.Nome, err)
 		}
diff --git a/backend/internal/config/config.go b/backend/internal/config/config.go
index 68eacf4..4f454c0 100644
--- a/backend/internal/config/config.go
+++ b/backend/internal/config/config.go
@@ -24,6 +24,10 @@ type Config struct {
 	S3Bucket            string
 	S3Region            string
 	FrontendURL         string
+	EvolutionApiUrl     string
+	EvolutionApiKey     string
+	WhatsappInstanceSP  string
+	WhatsappInstanceMG  string
 }
 
 func LoadConfig() *Config {
@@ -48,6 +52,10 @@ func LoadConfig() *Config {
 		S3Bucket:            getEnv("S3_BUCKET", ""),
 		S3Region:            getEnv("S3_REGION", "nyc1"),
 		FrontendURL:         getEnv("FRONTEND_URL", "http://localhost:3000"),
+		EvolutionApiUrl:     getEnv("EVOLUTION_API_URL", "https://others-evolution-api.nsowe9.easypanel.host"),
+		EvolutionApiKey:     getEnv("EVOLUTION_API_KEY", "429683C4C977415CAAFCCE10F7D57E11"),
+		WhatsappInstanceSP:  getEnv("WHATSAPP_INSTANCE_SP", "NANDO"),
+		WhatsappInstanceMG:  getEnv("WHATSAPP_INSTANCE_MG", "NANDO"),
 	}
 }
 
diff --git a/backend/internal/notification/service.go b/backend/internal/notification/service.go
index 4e1e5d4..7e25ed1 100644
--- a/backend/internal/notification/service.go
+++ b/backend/internal/notification/service.go
@@ -10,17 +10,18 @@ import (
 )
 
 type Service struct {
-	apiURL   string
-	apiKey   string
-	instance string
+	apiURL     string
+	apiKey     string
+	instanceSP string
+	instanceMG string
 }
 
-func NewService() *Service {
-	// Hardcoded configuration as per user request
+func NewService(apiURL, apiKey, instanceSP, instanceMG string) *Service {
 	return &Service{
-		apiURL:   "https://others-evolution-api.nsowe9.easypanel.host",
-		apiKey:   "429683C4C977415CAAFCCE10F7D57E11",
-		instance: "NANDO",
+		apiURL:     apiURL,
+		apiKey:     apiKey,
+		instanceSP: instanceSP,
+		instanceMG: instanceMG,
 	}
 }
 
@@ -29,13 +30,18 @@ type MessageRequest struct {
 	Text   string `json:"text"`
 }
 
-func (s *Service) SendWhatsApp(number string, message string) error {
+func (s *Service) SendWhatsApp(number string, message string, regiao string) error {
 	cleanNumber := cleanPhoneNumber(number)
 	if cleanNumber == "" {
 		return fmt.Errorf("número de telefone inválido ou vazio")
 	}
 
-	url := fmt.Sprintf("%s/message/sendText/%s", s.apiURL, s.instance)
+	instance := s.instanceSP // default
+	if regiao == "MG" {
+		instance = s.instanceMG
+	}
+
+	url := fmt.Sprintf("%s/message/sendText/%s", s.apiURL, instance)
 
 	payload := MessageRequest{
 		Number: cleanNumber,