64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
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"""
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Data migration: reorder the five Pope cards.
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New assignment (card number → title):
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1 → Chancellor 2 → President 3 → Tsar 4 → Chairman 5 → Emperor
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"""
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from django.db import migrations
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POPE_RENAMES = {
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1: ("Pope 1: Chancellor", "pope-1-chancellor"),
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2: ("Pope 2: President", "pope-2-president"),
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3: ("Pope 3: Tsar", "pope-3-tsar"),
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4: ("Pope 4: Chairman", "pope-4-chairman"),
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5: ("Pope 5: Emperor", "pope-5-emperor"),
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}
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POPE_ORIGINALS = {
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1: ("Pope 1: President", "pope-1-president"),
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2: ("Pope 2: Tsar", "pope-2-tsar"),
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3: ("Pope 3: Chairman", "pope-3-chairman"),
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4: ("Pope 4: Emperor", "pope-4-emperor"),
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5: ("Pope 5: Chancellor", "pope-5-chancellor"),
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}
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def rename_forward(apps, schema_editor):
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TarotCard = apps.get_model("epic", "TarotCard")
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DeckVariant = apps.get_model("epic", "DeckVariant")
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earthman = DeckVariant.objects.filter(slug="earthman").first()
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if not earthman:
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return
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for number, (new_name, new_slug) in POPE_RENAMES.items():
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TarotCard.objects.filter(
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deck_variant=earthman, arcana="MAJOR", number=number
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).update(name=new_name, slug=new_slug)
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def rename_reverse(apps, schema_editor):
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TarotCard = apps.get_model("epic", "TarotCard")
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DeckVariant = apps.get_model("epic", "DeckVariant")
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earthman = DeckVariant.objects.filter(slug="earthman").first()
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if not earthman:
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return
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for number, (old_name, old_slug) in POPE_ORIGINALS.items():
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TarotCard.objects.filter(
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deck_variant=earthman, arcana="MAJOR", number=number
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).update(name=old_name, slug=old_slug)
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class Migration(migrations.Migration):
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dependencies = [
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("epic", "0015_rename_classical_element_earth_to_stone"),
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]
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operations = [
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migrations.RunPython(rename_forward, reverse_code=rename_reverse),
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]
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