from __future__ import unicode_literals

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


class Migration(migrations.Migration):

    initial = True

    dependencies = [
    ]

    operations = [
        migrations.CreateModel(
            name='Cache',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=128, unique=True, verbose_name='Name')),
                ('label', models.CharField(max_length=128, verbose_name='Label')),
                ('maximum_size', models.PositiveIntegerField(verbose_name='Maximum size')),
                ('storage_instance_path', models.CharField(max_length=255, unique=True, verbose_name='Storage instance path')),
            ],
            options={
                'verbose_name': 'Cache',
                'verbose_name_plural': 'Caches',
            },
        ),
        migrations.CreateModel(
            name='CachePartition',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=128, verbose_name='Name')),
                ('cache', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='partitions', to='file_caching.Cache', verbose_name='Cache')),
            ],
            options={
                'verbose_name': 'Cache partition',
                'verbose_name_plural': 'Cache partitions',
            },
        ),
        migrations.CreateModel(
            name='CachePartitionFile',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('datetime', models.DateTimeField(auto_now_add=True, db_index=True, verbose_name='Date time')),
                ('filename', models.CharField(max_length=255, verbose_name='Filename')),
                ('file_size', models.PositiveIntegerField(default=0, verbose_name='File size')),
                ('partition', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='files', to='file_caching.CachePartition', verbose_name='Cache partition')),
            ],
            options={
                'get_latest_by': 'datetime',
                'verbose_name': 'Cache partition file',
                'verbose_name_plural': 'Cache partition files',
            },
        ),
        migrations.AlterUniqueTogether(
            name='cachepartitionfile',
            unique_together=set([('partition', 'filename')]),
        ),
        migrations.AlterUniqueTogether(
            name='cachepartition',
            unique_together=set([('cache', 'name')]),
        ),
    ]