from flask_sqlalchemy import SQLAlchemy

db = SQLAlchemy()


class Period(db.Model):
    period = db.Column(db.Integer, primary_key=True)
    periodTime = db.Column(db.Time)
    weekendSchedule = db.Column(db.Boolean)

    def __repr__(self):
        return f'<Period "{self.period}">'


class Task(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    title = db.Column(db.String(100))
    description = db.Column(db.Text)
    is_completed = db.Column(db.Boolean)
    created_timestamp = db.Column(db.Integer)
    due_timestamp = db.Column(db.Integer)

    def __repr__(self):
        return f'<Task "{self.title}">'


class Event(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    scheduled_date = db.Column(db.String(100))
    period = db.relationship(Period, backref='events')
    tasks = db.relationship(Task, backref='events')
    period_num = db.Column(db.Integer, db.ForeignKey('period.period'))
    task_id = db.Column(db.Integer, db.ForeignKey('task.id'))

    def __repr__(self):
        return f'<Event "{self.id}">'


class User(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    userName = db.Column(db.String(1000))
    email = db.Column(db.String(100), unique=True)
    password = db.Column(db.String(100))
    realName = db.Column(db.String(1000))