from __future__ import unicode_literals

import os

from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_wtf import Form
from wtforms import StringField, SubmitField
from wtforms.validators import DataRequired
from flask_migrate import Migrate, MigrateCommand
from flask_script import Shell, Manager

basedir = os.path.abspath(os.path.dirname(__file__))
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + os.path.join(basedir, 'data.sqlite')
app.config['SQLALCHEMY_COMMIT_ON_TEARDOWN'] = True
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
db = SQLAlchemy(app)
migrate = Migrate(app, db)
manager = Manager(app)
manager.add_command('db', MigrateCommand)


@app.route("/hello/userName/<user_name>", methods=['GET'])
def hello_world(user_name):
    return "Hello, " + user_name


class NameForm(Form):
    name = StringField("what is your name?", validators=[DataRequired()])
    submit = SubmitField('Submit')


class Role(db.Model):
    __tablename__ = 'roles'
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    users = db.relationship('User', backref='role')

    def __repr__(self):
        return '<Role %r>' % self.name


class User(db.Model):
    __tablename__ = 'users'
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(64), unique=True, index=True)
    role_id = db.Column(db.Integer, db.ForeignKey('roles.id'))

    def __repr__(self):
        return '<User %r>' % self.username


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