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from flask import Flask, request, jsonify
from flask_jwt_extended import JWTManager, create_access_token, jwt_required, get_jwt_identity

app = Flask(__name__)
app.config['JWT_SECRET_KEY'] = 'super-secret-key'  # Change this!
jwt = JWTManager(app)

users = {
    'user1': 'password1',
    'user2': 'password2'
}

@app.route('/login', methods=['POST'])
def login():
    username = request.json.get('username', None)
    password = request.json.get('password', None)
    if username in users and users[username] == password:
        access_token = create_access_token(identity=username)
        return jsonify(access_token=access_token), 200
    else:
        return jsonify({"msg": "Bad username or password"}), 401

@app.route('/protected', methods=['GET'])
@jwt_required()
def protected():
    current_user = get_jwt_identity()
    return jsonify(logged_in_as=current_user), 200

if __name__ == '__main__':
    app.run()