# Generated by Django 5.2.4 on 2026-05-12 18:58

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


class Migration(migrations.Migration):

    dependencies = [
        ('api', '0041_add_location_to_esexamactivity'),
    ]

    operations = [
        migrations.CreateModel(
            name='EsSession',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=150)),
                ('description', models.TextField(null=True)),
                ('start_time', models.DateTimeField()),
                ('duration', models.TimeField()),
                ('students_enrolled', models.IntegerField()),
                ('invigilators_required', models.IntegerField()),
                ('created_by', models.BigIntegerField(null=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('updated_by', models.BigIntegerField(null=True)),
                ('updated_at', models.DateTimeField(auto_now=True)),
                ('location', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='api.eslocation')),
            ],
            options={
                'db_table': 'es_session',
            },
        ),
        migrations.AddField(
            model_name='esexamactivity',
            name='session',
            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='api.essession'),
        ),
        migrations.CreateModel(
            name='EsSessionInvigilator',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('created_by', models.BigIntegerField(null=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('updated_by', models.BigIntegerField(null=True)),
                ('updated_at', models.DateTimeField(auto_now=True)),
                ('invigilator', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='api.esinvigilator')),
                ('session', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='api.essession')),
            ],
            options={
                'db_table': 'es_session_invigilator',
            },
        ),
        migrations.AddField(
            model_name='essession',
            name='invigilator',
            field=models.ManyToManyField(through='api.EsSessionInvigilator', to='api.esinvigilator'),
        ),
        migrations.AddConstraint(
            model_name='essessioninvigilator',
            constraint=models.UniqueConstraint(fields=('session', 'invigilator'), name='unique_session_invigilator'),
        ),
    ]