# Generated by Django 6.0.1 on 2026-02-05 03:58

import django.db.models.deletion
from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [
        ('schools', '0025_marksheet_studentmark'),
    ]

    operations = [
        migrations.CreateModel(
            name='Stream',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=50)),
                ('code', models.CharField(max_length=10)),
                ('classroom', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='streams', to='schools.classroom')),
            ],
            options={
                'ordering': ['name'],
                'unique_together': {('classroom', 'name')},
            },
        ),
        migrations.AlterUniqueTogether(
            name='teacherassignment',
            unique_together=set(),
        ),
        migrations.AddField(
            model_name='student',
            name='stream',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='schools.stream'),
        ),
        migrations.AddField(
            model_name='subjectallocation',
            name='stream',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='schools.stream'),
        ),
        migrations.AddField(
            model_name='teacherassignment',
            name='stream',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='schools.stream'),
        ),
        migrations.AlterUniqueTogether(
            name='teacherassignment',
            unique_together={('teacher', 'subject', 'classroom', 'stream')},
        ),
    ]