Introduce game status, playevents
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# Generated by Django 5.1.7 on 2025-03-19 13:11
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import django.db.models.deletion
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import django.db.models.expressions
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from django.db import migrations, models
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from django.db.models import F, Min
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def copy_year_released(apps, schema_editor):
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Game = apps.get_model("games", "Game")
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Game.objects.update(original_year_released=F("year_released"))
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def set_abandoned_status(apps, schema_editor):
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Game = apps.get_model("games", "Game")
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Game = apps.get_model("games", "Game")
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PlayEvent = apps.get_model("games", "PlayEvent")
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Game.objects.filter(purchases__date_refunded__isnull=False).update(status="a")
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Game.objects.filter(purchases__date_dropped__isnull=False).update(status="a")
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finished = Game.objects.filter(purchases__date_finished__isnull=False)
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for game in finished:
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for purchase in game.purchases.all():
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first_session = game.sessions.filter(
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timestamp_start__gte=purchase.date_purchased
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).aggregate(Min("timestamp_start"))["timestamp_start__min"]
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first_session_date = first_session.date() if first_session else None
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if purchase.date_finished:
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play_event = PlayEvent(
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game=game,
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started=first_session_date
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if first_session_date
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else purchase.date_purchased,
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ended=purchase.date_finished,
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)
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play_event.save()
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def create_game_status_changes(apps, schema_editor):
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Game = apps.get_model("games", "Game")
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GameStatusChange = apps.get_model("games", "GameStatusChange")
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# if game has any sessions, find the earliest session and create a status change from unplayed to played with that sessions's timestamp_start
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for game in Game.objects.filter(sessions__isnull=False).distinct():
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if game.sessions.exists():
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earliest_session = game.sessions.earliest()
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GameStatusChange.objects.create(
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game=game,
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old_status="u",
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new_status="p",
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timestamp=earliest_session.timestamp_start,
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)
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for game in Game.objects.filter(purchases__date_dropped__isnull=False):
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GameStatusChange.objects.create(
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game=game,
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old_status="p",
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new_status="a",
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timestamp=game.purchases.first().date_dropped,
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)
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for game in Game.objects.filter(purchases__date_refunded__isnull=False):
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GameStatusChange.objects.create(
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game=game,
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old_status="p",
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new_status="a",
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timestamp=game.purchases.first().date_refunded,
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)
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# check if game has any playevents, if so create a status change from current status to finished based on playevent's ended date
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# consider only the first playevent
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for game in Game.objects.filter(playevents__isnull=False):
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first_playevent = game.playevents.first()
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GameStatusChange.objects.create(
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game=game,
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old_status="p",
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new_status="f",
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timestamp=first_playevent.ended,
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)
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class Migration(migrations.Migration):
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dependencies = [
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("games", "0007_game_updated_at"),
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]
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operations = [
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migrations.AddField(
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model_name="game",
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name="original_year_released",
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field=models.IntegerField(blank=True, default=None, null=True),
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),
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migrations.RunPython(copy_year_released),
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migrations.CreateModel(
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name="GameStatusChange",
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fields=[
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(
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"id",
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models.BigAutoField(
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auto_created=True,
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primary_key=True,
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serialize=False,
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verbose_name="ID",
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),
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),
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(
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"old_status",
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models.CharField(
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blank=True,
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choices=[
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("u", "Unplayed"),
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("p", "Played"),
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("f", "Finished"),
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("r", "Retired"),
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("a", "Abandoned"),
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],
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max_length=1,
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null=True,
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),
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),
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(
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"new_status",
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models.CharField(
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choices=[
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("u", "Unplayed"),
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("p", "Played"),
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("f", "Finished"),
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("r", "Retired"),
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("a", "Abandoned"),
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],
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max_length=1,
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),
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),
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("timestamp", models.DateTimeField(null=True)),
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(
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"game",
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models.ForeignKey(
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on_delete=django.db.models.deletion.CASCADE,
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related_name="status_changes",
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to="games.game",
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),
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),
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],
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options={
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"ordering": ["-timestamp"],
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},
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),
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migrations.CreateModel(
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name="PlayEvent",
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fields=[
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(
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"id",
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models.BigAutoField(
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auto_created=True,
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primary_key=True,
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serialize=False,
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verbose_name="ID",
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),
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),
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("started", models.DateField(blank=True, null=True)),
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("ended", models.DateField(blank=True, null=True)),
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(
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"days_to_finish",
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models.GeneratedField(
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db_persist=True,
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expression=django.db.models.expressions.RawSQL(
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"\n COALESCE(\n CASE \n WHEN date(ended) = date(started) THEN 1\n ELSE julianday(ended) - julianday(started)\n END, 0\n )\n ",
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[],
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),
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output_field=models.IntegerField(),
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),
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),
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("note", models.CharField(blank=True, default="", max_length=255)),
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("created_at", models.DateTimeField(auto_now_add=True)),
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("updated_at", models.DateTimeField(auto_now=True)),
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(
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"game",
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models.ForeignKey(
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on_delete=django.db.models.deletion.CASCADE,
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related_name="playevents",
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to="games.game",
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),
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),
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],
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),
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migrations.RunPython(set_abandoned_status),
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migrations.RunPython(create_game_status_changes),
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]
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@ -0,0 +1,21 @@
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# Generated by Django 5.1.7 on 2025-03-20 11:35
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from django.db import migrations
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class Migration(migrations.Migration):
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dependencies = [
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('games', '0008_game_original_year_released_gamestatuschange_and_more'),
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]
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operations = [
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migrations.RemoveField(
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model_name='purchase',
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name='date_dropped',
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),
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migrations.RemoveField(
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model_name='purchase',
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name='date_finished',
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),
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]
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games/migrations/0010_remove_purchase_price_per_game.py
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17
games/migrations/0010_remove_purchase_price_per_game.py
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# Generated by Django 5.1.7 on 2025-03-22 17:46
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from django.db import migrations
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class Migration(migrations.Migration):
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dependencies = [
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('games', '0009_remove_purchase_date_dropped_and_more'),
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]
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operations = [
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migrations.RemoveField(
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model_name='purchase',
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name='price_per_game',
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),
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]
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games/migrations/0011_purchase_price_per_game.py
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20
games/migrations/0011_purchase_price_per_game.py
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# Generated by Django 5.1.7 on 2025-03-22 17:46
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import django.db.models.expressions
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import django.db.models.functions.comparison
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from django.db import migrations, models
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class Migration(migrations.Migration):
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dependencies = [
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('games', '0010_remove_purchase_price_per_game'),
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]
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operations = [
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migrations.AddField(
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model_name='purchase',
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name='price_per_game',
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field=models.GeneratedField(db_persist=True, expression=django.db.models.expressions.CombinedExpression(django.db.models.functions.comparison.Coalesce(models.F('converted_price'), models.F('price'), 0), '/', models.F('num_purchases')), output_field=models.FloatField()),
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),
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]
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