first commit

app/__init__.py

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+from flask import Flask
+from app.database import db
+from app.routes.user_routes import user_bp
+from app.routes.invoice_routes import invoice_bp
+
+def create_app():
+    app = Flask(__name__)
+    app.config.from_object("config")
+    
+    db.init_app(app)
+
+    # Registrar blueprints
+    app.register_blueprint(user_bp, url_prefix="/users")
+    app.register_blueprint(invoice_bp, url_prefix="/invoices")
+
+    return app

app/database.py

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+from flask_sqlalchemy import SQLAlchemy
+
+db = SQLAlchemy()

app/models/invoice.py

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+from app.database import db
+
+class Invoice(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    amount = db.Column(db.Float, nullable=False)
+    user_id = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)

app/models/user.py

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+from app.database import db
+
+class User(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(100), nullable=False)
+    email = db.Column(db.String(100), unique=True, nullable=False)
+    invoices = db.relationship("Invoice", backref="user", lazy=True)

app/routes/invoice_routes.py

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+from flask import Blueprint, jsonify
+from app.models.invoice import Invoice
+from app.database import db
+
+invoice_bp = Blueprint("invoices", __name__)
+
+@invoice_bp.route("/", methods=["GET"])
+def get_invoices():
+    invoices = Invoice.query.all()
+    return jsonify([{"id": i.id, "amount": i.amount, "user_id": i.user_id} for i in invoices])

app/routes/user_routes.py

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+from flask import Blueprint, jsonify, request
+from app.models.user import User
+from app.database import db
+
+user_bp = Blueprint("users", __name__)
+
+@user_bp.route("/", methods=["GET"])
+def get_users():
+    users = User.query.all()
+    return jsonify([{"id": u.id, "name": u.name, "email": u.email} for u in users])
+
+@user_bp.route("/", methods=["POST"])
+def create_user():
+    data = request.get_json()
+
+    if not data or not data.get("name") or not data.get("email"):
+        return jsonify({"error": "Nome e email são obrigatórios"}), 400
+
+    new_user = User(name=data["name"], email=data["email"])
+    db.session.add(new_user)
+    db.session.commit()
+
+    return jsonify({"message": "Usuário criado com sucesso!", "id": new_user.id}), 201

config.py

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+import os
+
+SQLALCHEMY_DATABASE_URI = "sqlite:///database.db"
+SQLALCHEMY_TRACK_MODIFICATIONS = False

run.py

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+from app import create_app
+from app.database import db
+
+app = create_app()
+
+if __name__ == "__main__":
+    with app.app_context():
+        db.create_all()
+    print("Banco de dados criado com sucesso!")
+    app.run(debug=True)