class PrivatePlaylist(db.Model):
__tablename__ = "private_playlists"
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(20), unique=False, nullable=False)
username_id = db.Column(db.Integer,
db.ForeignKey("users.id"),
nullable=False)
username = db.relationship("User", backref="privateplaylist", lazy=True)
songs = db.relationship("Song", secondary=playlist_songs)
class Song(db.Model):
__tablename__ = "songs"
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(40), unique=False, nullable=False)
duration = db.Column(db.Integer, unique=False, nullable=False)
year = db.Column(db.Integer, nullable=True)
lyrics = db.Column(db.String(255), unique=False, nullable=True)
audio_file = db.Column(db.String(255), unique=False, nullable=False)
image_file = db.Column(db.String(255),
nullable=False,
default='default.jpg')
artist_id = db.Column(db.Integer,
db.ForeignKey("artists.id"),
nullable=False)
artist = db.relationship("Artist", backref="songs", lazy=True)
album_id = db.Column(db.Integer, db.ForeignKey("albums.id"), nullable=True)
album = db.relationship("Album", backref="songs", lazy=True)
def __rep__(self):
return (
f"Song Name: {self.name}\nSong Length: {self.duration}\nLyrics: {self.lyrics}\nArtist: {self.artist.name}\nLanguage: {self.artist.language}\nAlbum Cover: {self.image}"
)
class Album(db.Model):
__tablename__ = "albums"
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(50), nullable=False)
year = db.Column(db.Integer, nullable=False)
image_file = db.Column(db.String(255),
nullable=False,
server_default='default.jpg')
artist_id = db.Column(db.Integer,
db.ForeignKey("artists.id"),
nullable=True)
artist = db.relationship("Artist", backref="albums", lazy=True)
class Post(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(100), nullable=False)
date_added = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
content = db.Column(db.Text, nullable=False)
cover_img = db.Column(
db.String(255),
default=
'https://lastfm.freetls.fastly.net/i/u/174s/8c0a91d3ebb2b38b3a6962af726728fa.png'
)
user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
def __repr__(self):
return f"Post('{self.title}', '{self.date_posted}')"
from datetime import datetime
from itsdangerous import TimedJSONWebSignatureSerializer as Serializer
from flask import current_app
from audiology import db, login_manager
from flask_login import UserMixin
playlist_songs = db.Table(
"playlist_songs",
db.Column("private_playlist_id", db.Integer,
db.ForeignKey("private_playlists.id")),
db.Column("song_id", db.Integer, db.ForeignKey("songs.id")),
db.Column("date_added",
db.DateTime,
nullable=False,
default=datetime.utcnow))
@login_manager.user_loader
def load_user(user_id):
return User.query.get(int(user_id))
class User(db.Model, UserMixin):
__tablename__ = "users"
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(20), unique=True, nullable=False)
email = db.Column(db.String(120), unique=True, nullable=False)
image_file = db.Column(db.String(20),
nullable=False,
default='default.jpg')