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80 lines
2.2 KiB
80 lines
2.2 KiB
from django.db import models
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# Artist {{{ #
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class Artist(models.Model):
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class Meta:
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verbose_name = "Artist"
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verbose_name_plural = "Artists"
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artist_id = models.CharField(primary_key=True, max_length=30)
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# unique since only storing one genre per artist right now
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name = models.CharField(unique=True, max_length=50)
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genre = models.CharField(max_length=20)
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def __str__(self):
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return self.name
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# }}} Artist #
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# User {{{ #
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class User(models.Model):
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class Meta:
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verbose_name = "User"
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verbose_name_plural = "Users"
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user_id = models.CharField(primary_key=True, max_length=30)
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username = models.CharField(max_length=30)
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def __str__(self):
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return self.username
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# }}} User #
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# Track {{{ #
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class Track(models.Model):
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class Meta:
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verbose_name = "Track"
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verbose_name_plural = "Tracks"
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unique_together = ('track_id', 'artist',)
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track_id = models.CharField(max_length=30)
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artist = models.ForeignKey(Artist, on_delete=models.CASCADE)
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year = models.PositiveSmallIntegerField()
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popularity = models.DecimalField(decimal_places=2, max_digits=2)
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runtime = models.PositiveSmallIntegerField()
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name = models.CharField(max_length=75)
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users = models.ManyToManyField(User)
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def __str__(self):
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return self.name
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# }}} Track #
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# AudioFeatures {{{ #
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class AudioFeatures(models.Model):
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class Meta:
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verbose_name = "AudioFeatures"
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verbose_name_plural = "AudioFeatures"
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track = models.OneToOneField(Track, on_delete=models.CASCADE, primary_key=True,)
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danceability = models.DecimalField(decimal_places=2, max_digits=2)
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energy = models.DecimalField(decimal_places=2, max_digits=2)
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loudness = models.DecimalField(decimal_places=2, max_digits=2)
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speechiness = models.DecimalField(decimal_places=2, max_digits=2)
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acousticness = models.DecimalField(decimal_places=2, max_digits=2)
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instrumentalness = models.DecimalField(decimal_places=2, max_digits=2)
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valence = models.DecimalField(decimal_places=2, max_digits=2)
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tempo = models.DecimalField(decimal_places=2, max_digits=2)
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def __str__(self):
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return super(AudioFeatures, self).__str__()
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# }}} AudioFeatures #
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