Updated admin.py to include filters and search fields

Added view customizations for search fields, list displays, list filters, and field sets of each model classes for better user experience and to register the models to the admin site

layvillanueva_music/homepage/admin.py

 from django.contrib import admin
 
+from .models import Artist, Album, Song
+
+
+class ArtistAdmin(admin.ModelAdmin):
+    model = Artist
+
+    search_fields = ('artist_name', 'birth_name')
+
+    list_display = ('artist_name', 'birth_name', 'monthly_listeners')
+
+    list_filter = ('artist_name', )
+
+    fieldsets = [
+        ('Artist Information', {
+            'fields': [
+                ('artist_name','birth_name'), 'monthly listeners', 'bio'
+            ]
+        })
+    ]
+
+class AlbumAdmin(admin.ModelAdmin):
+    model = Album
+
+    search_fields = ('album_name', 'description', 'label')
+
+    list_display = ('album_name', 'description', 'release_date', 'label', 'song_count')
+
+    list_filter = ('album_name', )
+
+    fieldsets = [
+        ('Album Information', {
+            'fields': [
+                ('album_name','artist'), ('release_date', 'song_count'), 'label', 'description'
+            ]
+        })
+    ]
+
+
+class SongAdmin(admin.ModelAdmin):
+    model = Song
+
+    search_fields = ('song_title', 'lyrics')
+
+    list_display = ('song_title', 'song_length', 'lyrics', 'music_video')
+
+    list_filter=('song_title', 'song_title')
+
+    fieldsets = [
+        ('Song Information', {
+            'fields': [
+                ('album','song_title'), 'artist', 'song_length', 'music_video', 'lyrics'
+            ]
+        })
+    ]
+
+
 # Register your models here.
+admin.site.register(Artist, ArtistAdmin)
+admin.site.register(Album, AlbumAdmin)
+admin.site.register(Song, SongAdmin)
+