feat: implementacao inicial do sistema LeadRadar

backend/app/__init__.py

@@ -0,0 +1,75 @@
+import os
+import click
+from flask import Flask, jsonify
+from app.config import Config
+from app.extensions import db, bcrypt, jwt, cors
+
+def create_app(config_class=Config):
+    app = Flask(__name__)
+    app.config.from_object(config_class)
+
+    # Inicializar extensões
+    db.init_app(app)
+    bcrypt.init_app(app)
+    jwt.init_app(app)
+    cors.init_app(app, resources={r"/api/*": {"origins": "*"}})
+
+    # Registrar Blueprints
+    from app.routes.auth import auth_bp
+    from app.routes.users import users_bp
+    from app.routes.leads import leads_bp
+    from app.routes.webhooks import webhooks_bp
+
+    app.register_blueprint(auth_bp)
+    app.register_blueprint(users_bp)
+    app.register_blueprint(leads_bp)
+    app.register_blueprint(webhooks_bp)
+
+    # Tratamento global de erros JWT
+    @jwt.invalid_token_loader
+    def invalid_token_callback(error):
+        return jsonify({'error': 'Token JWT inválido ou corrompido.'}), 401
+
+    @jwt.unauthorized_loader
+    def missing_token_callback(error):
+        return jsonify({'error': 'Cabeçalho de autorização (Bearer token) ausente.'}), 401
+
+    @jwt.expired_token_loader
+    def expired_token_callback(jwt_header, jwt_payload):
+        return jsonify({'error': 'Token JWT expirado. Faça login novamente.'}), 401
+
+    # Rota de Healthcheck
+    @app.route('/health', methods=['GET'])
+    def healthcheck():
+        return jsonify({
+            'status': 'healthy',
+            'app': 'LeadRadar Core API',
+            'version': '1.0.0'
+        }), 200
+
+    # Comando CLI para popular banco com admin inicial se vazio
+    @app.cli.command('seed-db')
+    def seed_db_command():
+        """Popula o banco de dados com usuário Admin inicial se não houver registros."""
+        from app.models.user import User
+        with app.app_context():
+            db.create_all()
+            if User.query.count() == 0:
+                admin = User(
+                    nome='Administrador LeadRadar',
+                    email='admin@leadradar.com',
+                    role='admin',
+                    ativo=True
+                )
+                admin.set_password('Admin@123456')
+                db.session.add(admin)
+                db.session.commit()
+                click.echo("Usuário Admin padrão criado: admin@leadradar.com / Admin@123456")
+            else:
+                click.echo("Banco de dados já contém usuários cadastrados.")
+
+    # Auto-criação de tabelas no startup (em ambiente dev/test)
+    with app.app_context():
+        db.create_all()
+
+    return app