from sqlalchemy import create_engine, Table, Column, Text, String, Integer, Boolean, Float, DateTime, JSON, ForeignKey
from sqlalchemy.orm import relationship
import sqlalchemy.sql.functions as func
from sqlalchemy_utc import UtcDateTime, utcnow
from wtforms_alchemy import ModelForm

from app.sql.common import db, Base, Session

from app.settings import app_cfg

class Episode(Base):
  """Table for storing episodes and their metadata"""
  __tablename__ = 'episode'
  id = Column(Integer, primary_key=True)
  episode_number = Column(Integer)
  title = Column(String(256, convert_unicode=True), nullable=False)
  release_date = Column(String(256, convert_unicode=True))
  is_live = Column(Boolean, default=False)
  settings = Column(JSON, default={}, nullable=True)

  def toJSON(self):
    return {
      'id': self.id,
      'episode_number': self.episode_number,
      'title': self.title,
      'release_date': self.release_date,
      'is_live': self.is_live,
      'settings': self.settings,
    }


class EpisodeForm(ModelForm):
  class Meta:
    model = Episode
    exclude = ['settings']
  def get_session():
    return Session()