# Generated by Django 5.0.10 on 2025-11-02 20:37

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


class Migration(migrations.Migration):

    dependencies = [
        ('inventory', '0001_initial'),
        ('products', '0005_remove_kititem_notes'),
    ]

    operations = [
        migrations.CreateModel(
            name='DocumentCounter',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('counter_type', models.CharField(choices=[('transfer', 'Перемещение товара')], max_length=20, unique=True, verbose_name='Тип счетчика')),
                ('current_value', models.IntegerField(default=0, verbose_name='Текущее значение')),
            ],
            options={
                'verbose_name': 'Счетчик документов',
                'verbose_name_plural': 'Счетчики документов',
            },
        ),
        migrations.CreateModel(
            name='TransferBatch',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('document_number', models.CharField(db_index=True, max_length=100, unique=True, verbose_name='Номер документа')),
                ('notes', models.TextField(blank=True, null=True, verbose_name='Примечания')),
                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')),
                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='Дата обновления')),
                ('from_warehouse', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='transfer_batches_from', to='inventory.warehouse', verbose_name='Склад-отгрузки')),
                ('to_warehouse', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='transfer_batches_to', to='inventory.warehouse', verbose_name='Склад-приемки')),
            ],
            options={
                'verbose_name': 'Документ перемещения',
                'verbose_name_plural': 'Документы перемещения',
                'ordering': ['-created_at'],
            },
        ),
        migrations.CreateModel(
            name='TransferItem',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('quantity', models.DecimalField(decimal_places=3, max_digits=10, verbose_name='Количество')),
                ('batch', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='transfer_items', to='inventory.stockbatch', verbose_name='Исходная партия (FIFO)')),
                ('new_batch', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='transfer_items_created', to='inventory.stockbatch', verbose_name='Созданная партия на целевом складе')),
                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='transfer_items', to='products.product', verbose_name='Товар')),
                ('transfer_batch', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='items', to='inventory.transferbatch', verbose_name='Документ перемещения')),
            ],
            options={
                'verbose_name': 'Строка перемещения',
                'verbose_name_plural': 'Строки перемещения',
                'ordering': ['id'],
            },
        ),
        migrations.AddIndex(
            model_name='transferbatch',
            index=models.Index(fields=['document_number'], name='inventory_t_documen_143275_idx'),
        ),
        migrations.AddIndex(
            model_name='transferbatch',
            index=models.Index(fields=['from_warehouse', 'to_warehouse'], name='inventory_t_from_wa_2a41f1_idx'),
        ),
        migrations.AddIndex(
            model_name='transferbatch',
            index=models.Index(fields=['-created_at'], name='inventory_t_created_b6fd05_idx'),
        ),
        migrations.AddIndex(
            model_name='transferitem',
            index=models.Index(fields=['transfer_batch'], name='inventory_t_transfe_f7479b_idx'),
        ),
        migrations.AddIndex(
            model_name='transferitem',
            index=models.Index(fields=['product'], name='inventory_t_product_0e0ec9_idx'),
        ),
        migrations.AlterUniqueTogether(
            name='transferitem',
            unique_together={('transfer_batch', 'batch')},
        ),
    ]