feat: implement automatic notifications for company status updates

backend/internal/api/handlers/admin_handlers.go

@@ -11,10 +11,11 @@ import (
 )
 
 type AdminHandlers struct {
-	adminService      *services.AdminService
-	auditService      *services.AuditService
-	jobService        *services.JobService
-	cloudflareService *services.CloudflareService
+	adminService        *services.AdminService
+	auditService        *services.AuditService
+	jobService          *services.JobService
+	cloudflareService   *services.CloudflareService
+	notificationService *services.NotificationService
 }
 
 type RoleAccess struct {
@@ -42,13 +43,21 @@ type UpdateTagRequest struct {
 	Active *bool   `json:"active,omitempty"`
 }
 
-func NewAdminHandlers(adminService *services.AdminService, auditService *services.AuditService, jobService *services.JobService, cloudflareService *services.CloudflareService) *AdminHandlers {
+func NewAdminHandlers(
+	adminService *services.AdminService,
+	auditService *services.AuditService,
+	jobService *services.JobService,
+	cloudflareService *services.CloudflareService,
+	notificationService *services.NotificationService,
+) *AdminHandlers {
 	return &AdminHandlers{
-		adminService:      adminService,
-		auditService:      auditService,
-		jobService:        jobService,
-		cloudflareService: cloudflareService,
+		adminService:        adminService,
+		auditService:        auditService,
+		jobService:          jobService,
+		cloudflareService:   cloudflareService,
+		notificationService: notificationService,
 	}
+}	}
 }
 
 func (h *AdminHandlers) ListAccessRoles(w http.ResponseWriter, r *http.Request) {
@@ -158,6 +167,25 @@ func (h *AdminHandlers) UpdateCompanyStatus(w http.ResponseWriter, r *http.Reque
 		return
 	}
 
+	// Notify Company Owner
+	if req.Verified != nil {
+		statusText := "rejeitada"
+		if *req.Verified {
+			statusText = "aprovada"
+		}
+
+		// Find owner of the company to notify
+		owner, err := h.adminService.GetCompanyOwner(r.Context(), id)
+		if err == nil && owner != nil {
+			title := "Status da Empresa Atualizado"
+			msg := "Sua empresa '" + company.Name + "' foi " + statusText + " pela moderação."
+			link := "/dashboard/profile"
+			
+			// This call now automatically publishes to LavinMQ for async Push/Email
+			_ = h.notificationService.CreateNotification(r.Context(), owner.ID, "system", title, msg, &link)
+		}
+	}
+
 	w.Header().Set("Content-Type", "application/json")
 	json.NewEncoder(w).Encode(company)
 }

backend/internal/services/admin_service.go

@@ -572,6 +572,21 @@ func isActiveApplicationStatus(status string) bool {
 	}
 }
 
+func (s *AdminService) GetCompanyOwner(ctx context.Context, companyID string) (*dto.User, error) {
+	query := `
+                SELECT id, email, full_name
+                FROM users
+                WHERE tenant_id = $1 AND role IN ('admin', 'company')
+                LIMIT 1
+        `
+	var u dto.User
+	err := s.DB.QueryRowContext(ctx, query, companyID).Scan(&u.ID, &u.Email, &u.Name)
+	if err != nil {
+		return nil, err
+	}
+	return &u, nil
+}
+
 func (s *AdminService) GetCompanyByID(ctx context.Context, id string) (*models.Company, error) {
 	query := `
 		SELECT id, name, slug, type, document, address, region_id, city_id, phone, email, website, logo_url, description, active, verified, created_at, updated_at