from flask import Flask, jsonify, request

app = Flask(__name__)

# "customers"
customers_data = []


@app.route('/service_a/', methods=['GET'])
def get_index():
    return "Hello from service_a"


@app.route('/service_a/customers', methods=['GET'])
def get_customers():
    return jsonify(customers_data)


@app.route('/service_a/customers', methods=['POST'])
def create_customer():
    new_customer = request.json
    customers_data.append(new_customer)
    return jsonify(new_customer), 201


@app.route('/service_a/customers/<int:id>', methods=['PUT'])
def update_customer(id):
    for customer in customers_data:
        if customer['id'] == id:
            customer.update(request.json)
            return jsonify(customer), 200
    return jsonify({'error': 'Customer not found'}), 404


@app.route('/service_a/customers/<int:id>', methods=['DELETE'])
def delete_customer(id):
    global customers_data
    customers_data = [customer for customer in customers_data if customer['id'] != id]
    return jsonify({'message': 'Customer deleted'}), 200


if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5000)