Model changes

* More fields are now optional. This is to make it easier to add new items in bulk.
  * Game: Wikidata ID
  * Edition: Platform, Year
  * Purchase: Platform
  * Platform: Group
  * Session: Device
* New fields:
  * Game: Year Released
    * To record original year of release
    * Upon migration, this will be set to a year of any of the game's edition that has it set
  * Purchase: Date Finished
* Editions are now unique combination of name and platform

CHANGELOG.md

@@ -1,5 +1,19 @@
 ## Unreleased
 
+### New
+* More fields are now optional. This is to make it easier to add new items in bulk.
+  * Game: Wikidata ID
+  * Edition: Platform, Year
+  * Purchase: Platform
+  * Platform: Group
+  * Session: Device
+* New fields:
+  * Game: Year Released
+    * To record original year of release
+    * Upon migration, this will be set to a year of any of the game's edition that has it set
+  * Purchase: Date Finished
+* Editions are now unique combination of name and platform
+
 ### Improved
 * game overview: simplify playtime range display
 

games/forms.py

@@ -50,6 +50,7 @@ class PurchaseForm(forms.ModelForm):
         widgets = {
             "date_purchased": custom_date_widget,
             "date_refunded": custom_date_widget,
+            "date_finished": custom_date_widget,
         }
         model = Purchase
         fields = [
@@ -57,6 +58,7 @@ class PurchaseForm(forms.ModelForm):
             "platform",
             "date_purchased",
             "date_refunded",
+            "date_finished",
             "price",
             "price_currency",
             "ownership_type",
@@ -67,7 +69,9 @@ class EditionForm(forms.ModelForm):
     game = forms.ModelChoiceField(
         queryset=Game.objects.order_by("name"), widget=autofocus_select_widget
     )
-    platform = forms.ModelChoiceField(queryset=Platform.objects.order_by("name"))
+    platform = forms.ModelChoiceField(
+        queryset=Platform.objects.order_by("name"), required=False
+    )
 
     class Meta:
         model = Edition
@@ -77,7 +81,7 @@ class EditionForm(forms.ModelForm):
 class GameForm(forms.ModelForm):
     class Meta:
         model = Game
-        fields = ["name", "wikidata"]
+        fields = ["name", "year_released", "wikidata"]
         widgets = {"name": autofocus_input_widget}
 
 

games/migrations/0016_alter_edition_platform_alter_edition_year_released_and_more.py

@@ -0,0 +1,51 @@
+# Generated by Django 4.1.5 on 2023-11-06 11:10
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("games", "0015_edition_wikidata_edition_year_released"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="edition",
+            name="platform",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.platform",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="edition",
+            name="year_released",
+            field=models.IntegerField(blank=True, default=None, null=True),
+        ),
+        migrations.AlterField(
+            model_name="game",
+            name="wikidata",
+            field=models.CharField(blank=True, default=None, max_length=50, null=True),
+        ),
+        migrations.AlterField(
+            model_name="platform",
+            name="group",
+            field=models.CharField(blank=True, default=None, max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name="session",
+            name="device",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.device",
+            ),
+        ),
+    ]

games/migrations/0016_alter_edition_platform_alter_edition_year_released_and_more_squashed_0022_rename_year_game_year_released.py

@@ -0,0 +1,141 @@
+# Generated by Django 4.1.5 on 2023-11-06 18:14
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+def rename_duplicates(apps, schema_editor):
+    Edition = apps.get_model("games", "Edition")
+
+    duplicates = (
+        Edition.objects.values("name", "platform")
+        .annotate(name_count=models.Count("id"))
+        .filter(name_count__gt=1)
+    )
+
+    for duplicate in duplicates:
+        counter = 1
+        duplicate_editions = Edition.objects.filter(
+            name=duplicate["name"], platform_id=duplicate["platform"]
+        ).order_by("id")
+
+        for edition in duplicate_editions[1:]:  # Skip the first one
+            edition.name = f"{edition.name} {counter}"
+            edition.save()
+            counter += 1
+
+
+def update_game_year(apps, schema_editor):
+    Game = apps.get_model("games", "Game")
+    Edition = apps.get_model("games", "Edition")
+
+    for game in Game.objects.filter(year__isnull=True):
+        # Try to get the first related edition with a non-null year_released
+        edition = Edition.objects.filter(game=game, year_released__isnull=False).first()
+        if edition:
+            # If an edition is found, update the game's year
+            game.year = edition.year_released
+            game.save()
+
+
+class Migration(migrations.Migration):
+    replaces = [
+        ("games", "0016_alter_edition_platform_alter_edition_year_released_and_more"),
+        ("games", "0017_alter_device_type_alter_purchase_platform"),
+        ("games", "0018_auto_20231106_1825"),
+        ("games", "0019_alter_edition_unique_together"),
+        ("games", "0020_game_year"),
+        ("games", "0021_auto_20231106_1909"),
+        ("games", "0022_rename_year_game_year_released"),
+    ]
+
+    dependencies = [
+        ("games", "0015_edition_wikidata_edition_year_released"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="edition",
+            name="platform",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.platform",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="edition",
+            name="year_released",
+            field=models.IntegerField(blank=True, default=None, null=True),
+        ),
+        migrations.AlterField(
+            model_name="game",
+            name="wikidata",
+            field=models.CharField(blank=True, default=None, max_length=50, null=True),
+        ),
+        migrations.AlterField(
+            model_name="platform",
+            name="group",
+            field=models.CharField(blank=True, default=None, max_length=255, null=True),
+        ),
+        migrations.AlterField(
+            model_name="session",
+            name="device",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.device",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="device",
+            name="type",
+            field=models.CharField(
+                choices=[
+                    ("pc", "PC"),
+                    ("co", "Console"),
+                    ("ha", "Handheld"),
+                    ("mo", "Mobile"),
+                    ("sbc", "Single-board computer"),
+                    ("un", "Unknown"),
+                ],
+                default="un",
+                max_length=3,
+            ),
+        ),
+        migrations.AlterField(
+            model_name="purchase",
+            name="platform",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.platform",
+            ),
+        ),
+        migrations.RunPython(
+            code=rename_duplicates,
+        ),
+        migrations.AlterUniqueTogether(
+            name="edition",
+            unique_together={("name", "platform")},
+        ),
+        migrations.AddField(
+            model_name="game",
+            name="year",
+            field=models.IntegerField(blank=True, default=None, null=True),
+        ),
+        migrations.RunPython(
+            code=update_game_year,
+        ),
+        migrations.RenameField(
+            model_name="game",
+            old_name="year",
+            new_name="year_released",
+        ),
+    ]

games/migrations/0017_alter_device_type_alter_purchase_platform.py

@@ -0,0 +1,41 @@
+# Generated by Django 4.1.5 on 2023-11-06 16:53
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("games", "0016_alter_edition_platform_alter_edition_year_released_and_more"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="device",
+            name="type",
+            field=models.CharField(
+                choices=[
+                    ("pc", "PC"),
+                    ("co", "Console"),
+                    ("ha", "Handheld"),
+                    ("mo", "Mobile"),
+                    ("sbc", "Single-board computer"),
+                    ("un", "Unknown"),
+                ],
+                default="un",
+                max_length=3,
+            ),
+        ),
+        migrations.AlterField(
+            model_name="purchase",
+            name="platform",
+            field=models.ForeignKey(
+                blank=True,
+                default=None,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="games.platform",
+            ),
+        ),
+    ]

games/migrations/0018_auto_20231106_1825.py

@@ -0,0 +1,34 @@
+# Generated by Django 4.1.5 on 2023-11-06 17:25
+
+from django.db import migrations, models
+
+
+def rename_duplicates(apps, schema_editor):
+    Edition = apps.get_model("games", "Edition")
+
+    duplicates = (
+        Edition.objects.values("name", "platform")
+        .annotate(name_count=models.Count("id"))
+        .filter(name_count__gt=1)
+    )
+
+    for duplicate in duplicates:
+        counter = 1
+        duplicate_editions = Edition.objects.filter(
+            name=duplicate["name"], platform_id=duplicate["platform"]
+        ).order_by("id")
+
+        for edition in duplicate_editions[1:]:  # Skip the first one
+            edition.name = f"{edition.name} {counter}"
+            edition.save()
+            counter += 1
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("games", "0017_alter_device_type_alter_purchase_platform"),
+    ]
+
+    operations = [
+        migrations.RunPython(rename_duplicates),
+    ]

games/migrations/0019_alter_edition_unique_together.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.1.5 on 2023-11-06 17:26
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("games", "0018_auto_20231106_1825"),
+    ]
+
+    operations = [
+        migrations.AlterUniqueTogether(
+            name="edition",
+            unique_together={("name", "platform")},
+        ),
+    ]

games/migrations/0020_game_year.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.5 on 2023-11-06 18:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("games", "0019_alter_edition_unique_together"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="game",
+            name="year",
+            field=models.IntegerField(blank=True, default=None, null=True),
+        ),
+    ]

games/migrations/0021_auto_20231106_1909.py

@@ -0,0 +1,24 @@
+from django.db import migrations
+
+
+def update_game_year(apps, schema_editor):
+    Game = apps.get_model("games", "Game")
+    Edition = apps.get_model("games", "Edition")
+
+    for game in Game.objects.filter(year__isnull=True):
+        # Try to get the first related edition with a non-null year_released
+        edition = Edition.objects.filter(game=game, year_released__isnull=False).first()
+        if edition:
+            # If an edition is found, update the game's year
+            game.year = edition.year_released
+            game.save()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("games", "0020_game_year"),
+    ]
+
+    operations = [
+        migrations.RunPython(update_game_year),
+    ]

games/migrations/0022_rename_year_game_year_released.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.5 on 2023-11-06 18:12
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("games", "0021_auto_20231106_1909"),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name="game",
+            old_name="year",
+            new_name="year_released",
+        ),
+    ]

games/migrations/0023_purchase_date_finished.py

@@ -0,0 +1,21 @@
+# Generated by Django 4.1.5 on 2023-11-06 18:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        (
+            "games",
+            "0016_alter_edition_platform_alter_edition_year_released_and_more_squashed_0022_rename_year_game_year_released",
+        ),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="purchase",
+            name="date_finished",
+            field=models.DateField(blank=True, null=True),
+        ),
+    ]

games/models.py

@@ -10,17 +10,23 @@ from django.db.models import F, Manager, Sum
 
 class Game(models.Model):
     name = models.CharField(max_length=255)
-    wikidata = models.CharField(max_length=50)
+    year_released = models.IntegerField(null=True, blank=True, default=None)
+    wikidata = models.CharField(max_length=50, null=True, blank=True, default=None)
 
     def __str__(self):
         return self.name
 
 
 class Edition(models.Model):
+    class Meta:
+        unique_together = [["name", "platform"]]
+
     game = models.ForeignKey("Game", on_delete=models.CASCADE)
     name = models.CharField(max_length=255)
-    platform = models.ForeignKey("Platform", on_delete=models.CASCADE)
+    platform = models.ForeignKey(
-    year_released = models.IntegerField(default=datetime.today().year)
+        "Platform", on_delete=models.CASCADE, null=True, blank=True, default=None
+    )
+    year_released = models.IntegerField(null=True, blank=True, default=None)
     wikidata = models.CharField(max_length=50, null=True, blank=True, default=None)
 
     def __str__(self):
@@ -48,9 +54,12 @@ class Purchase(models.Model):
     ]
 
     edition = models.ForeignKey("Edition", on_delete=models.CASCADE)
-    platform = models.ForeignKey("Platform", on_delete=models.CASCADE)
+    platform = models.ForeignKey(
+        "Platform", on_delete=models.CASCADE, default=None, null=True, blank=True
+    )
     date_purchased = models.DateField()
     date_refunded = models.DateField(blank=True, null=True)
+    date_finished = models.DateField(blank=True, null=True)
     price = models.IntegerField(default=0)
     price_currency = models.CharField(max_length=3, default="USD")
     ownership_type = models.CharField(
@@ -66,7 +75,7 @@ class Purchase(models.Model):
 
 class Platform(models.Model):
     name = models.CharField(max_length=255)
-    group = models.CharField(max_length=255)
+    group = models.CharField(max_length=255, null=True, blank=True, default=None)
 
     def __str__(self):
         return self.name
@@ -89,7 +98,13 @@ class Session(models.Model):
     timestamp_end = models.DateTimeField(blank=True, null=True)
     duration_manual = models.DurationField(blank=True, null=True, default=timedelta(0))
     duration_calculated = models.DurationField(blank=True, null=True)
-    device = models.ForeignKey("Device", on_delete=models.CASCADE, null=True)
+    device = models.ForeignKey(
+        "Device",
+        on_delete=models.CASCADE,
+        null=True,
+        blank=True,
+        default=None,
+    )
     note = models.TextField(blank=True, null=True)
 
     objects = SessionQuerySet.as_manager()
@@ -126,6 +141,12 @@ class Session(models.Model):
             self.duration_calculated = self.timestamp_end - self.timestamp_start
         else:
             self.duration_calculated = timedelta(0)
+
+        if not self.device:
+            default_device, _ = Device.objects.get_or_create(
+                type=Device.UNKNOWN, defaults={"name": "Unknown"}
+            )
+            self.device = default_device
         super(Session, self).save(*args, **kwargs)
 
 
@@ -135,15 +156,17 @@ class Device(models.Model):
     HANDHELD = "ha"
     MOBILE = "mo"
     SBC = "sbc"
+    UNKNOWN = "un"
     DEVICE_TYPES = [
         (PC, "PC"),
         (CONSOLE, "Console"),
         (HANDHELD, "Handheld"),
         (MOBILE, "Mobile"),
         (SBC, "Single-board computer"),
+        (UNKNOWN, "Unknown"),
     ]
     name = models.CharField(max_length=255)
-    type = models.CharField(max_length=3, choices=DEVICE_TYPES, default=PC)
+    type = models.CharField(max_length=3, choices=DEVICE_TYPES, default=UNKNOWN)
 
     def __str__(self):
         return f"{self.name} ({self.get_type_display()})"