when creating a markov target, tie it to ircbot models

markov/migrations/0005_markovtarget_channel.py

@@ -0,0 +1,20 @@
+# Generated by Django 3.2.18 on 2023-02-20 00:09
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ircbot', '0019_ircchannel_discord_bridge'),
+        ('markov', '0004_alter_markovstate_context'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='markovtarget',
+            name='channel',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='ircbot.ircchannel'),
+        ),
+    ]

markov/migrations/0006_link_markovtarget_to_ircchannel.py

@@ -0,0 +1,24 @@
+"""Generated by Django 3.2.18 on 2023-02-19 23:15."""
+from django.db import migrations
+
+
+def link_markovcontext_to_ircchannel(apps, schema_editor):
+    """Link the markov targets to a hopefully matching channel, by name."""
+    IrcChannel = apps.get_model('ircbot', 'IrcChannel')
+    MarkovTarget = apps.get_model('markov', 'MarkovTarget')
+    for target in MarkovTarget.objects.all():
+        channel = IrcChannel.objects.get(name=target.name)
+        target.channel = channel
+        target.save()
+
+
+class Migration(migrations.Migration):
+    """Populate the markov target to IRC channel link."""
+
+    dependencies = [
+        ('markov', '0005_markovtarget_channel'),
+    ]
+
+    operations = [
+        migrations.RunPython(link_markovcontext_to_ircchannel)
+    ]

markov/migrations/0007_alter_markovtarget_channel.py

@@ -0,0 +1,20 @@
+# Generated by Django 3.2.18 on 2023-02-20 00:11
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ircbot', '0019_ircchannel_discord_bridge'),
+        ('markov', '0006_link_markovtarget_to_ircchannel'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='markovtarget',
+            name='channel',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='ircbot.ircchannel'),
+        ),
+    ]