# Generated by Django 6.0.2 on 2026-02-16 04:28

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


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        ('contenttypes', '0002_remove_content_type_name'),
    ]

    operations = [
        migrations.CreateModel(
            name='BaseMaterial',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('title', models.CharField(help_text='Лист 10мм или Труба 40х40х2', max_length=255, verbose_name='Наименование заготовки')),
                ('polymorphic_ctype', models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='polymorphic_%(app_label)s.%(class)s_set+', to='contenttypes.contenttype')),
            ],
            options={
                'verbose_name': 'Заготовка',
                'verbose_name_plural': 'Заготовки',
            },
        ),
        migrations.CreateModel(
            name='MaterialGrade',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=50, verbose_name='Марка стали')),
                ('gost', models.CharField(blank=True, max_length=100, null=True, verbose_name='ГОСТ/ТУ')),
                ('density', models.PositiveIntegerField(default=7850.0, verbose_name='Плотность, кг/м³')),
            ],
            options={
                'verbose_name': 'Марка материала',
                'verbose_name_plural': 'Марки материалов',
            },
        ),
        migrations.CreateModel(
            name='ProfileMaterial',
            fields=[
                ('basematerial_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='stock.basematerial')),
                ('profile_type', models.CharField(choices=[('round_tube', 'Труба круглая'), ('square_tube', 'Труба профильная'), ('channel', 'Швеллер'), ('angle', 'Уголок'), ('bar', 'Круг/Пруток'), ('other', 'Прочее')], max_length=20, verbose_name='Тип сечения')),
                ('weight_per_meter', models.FloatField(help_text='Табличный вес по ГОСТ', verbose_name='Вес 1 м.п., кг')),
                ('max_dimension', models.PositiveIntegerField(help_text='Для проверки входимости детали', verbose_name='Макс. габарит сечения, мм')),
            ],
            options={
                'verbose_name': 'Профильный материал',
                'verbose_name_plural': 'Профильные материалы',
            },
            bases=('stock.basematerial',),
        ),
        migrations.CreateModel(
            name='SheetMaterial',
            fields=[
                ('basematerial_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='stock.basematerial')),
                ('thickness', models.PositiveIntegerField(verbose_name='Толщина, мм')),
            ],
            options={
                'verbose_name': 'Листовой материал',
                'verbose_name_plural': 'Листовые материалы',
            },
            bases=('stock.basematerial',),
        ),
        migrations.AddField(
            model_name='basematerial',
            name='grade',
            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='stock.materialgrade', verbose_name='Материал'),
        ),
        migrations.CreateModel(
            name='StockItem',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('length', models.PositiveIntegerField(verbose_name='Длина, мм')),
                ('width', models.PositiveIntegerField(blank=True, null=True, verbose_name='Ширина, мм')),
                ('quantity', models.PositiveIntegerField(default=1, verbose_name='Количество, шт')),
                ('order_reference', models.CharField(blank=True, max_length=100, null=True, verbose_name='Заказ/Сделка')),
                ('is_scrap', models.BooleanField(default=False, verbose_name='Деловой остаток')),
                ('location', models.CharField(blank=True, max_length=100, null=True, verbose_name='Место хранения')),
                ('material', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='stock_items', to='stock.basematerial', verbose_name='Тип заготовки')),
            ],
            options={
                'verbose_name': 'Складская единица',
                'verbose_name_plural': 'Склад налицо',
            },
        ),
    ]