duplicate checking

playlist/models/track.py

@@ -2,6 +2,7 @@ from django.db import models
 from random import choice
 from .album import Album
 from .artist import Artist
+import re
 
 class TrackManager(models.Manager):
     def get_queryset(self):
@@ -10,6 +11,7 @@ class TrackManager(models.Manager):
 class Track(models.Model):
     def __str__(self):
         s = f"'{self.name}'"
+        s += f" AKA '{self.name_sanitized}'"
         if self.artists.count() > 0:
             artists = list(map(lambda a:a.name, self.artists.all()))
             s += " door "
@@ -20,6 +22,13 @@ class Track(models.Model):
         if self.artists.count() > 0:
             artists = list(map(lambda a:a.name, self.artists.all()))
             return " & ".join(artists)
+    
+    @property
+    def name_sanitized(self):
+        return re.match("[^\-\(]*\w", self.name)[0]
+
+    def is_duplicate_of(self):
+        return Track.objects.exclude(id=self.id).filter(name__startswith=self.name_sanitized).first()
 
     id = models.CharField(primary_key=True, max_length=128)
     name = models.CharField(max_length=255)