# Generated by Django 5.2.8 on 2025-12-10 00:21

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


class Migration(migrations.Migration):

    dependencies = [
        ('inventory', '0003_product_wholesale_min_quantity_and_more'),
    ]

    operations = [
        migrations.CreateModel(
            name='PurchaseOrder',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('reference_number', models.CharField(blank=True, help_text='Your internal reference (e.g. PO-0001)', max_length=100)),
                ('status', models.CharField(choices=[('draft', 'Draft'), ('ordered', 'Ordered'), ('received', 'Received'), ('cancelled', 'Cancelled')], default='draft', max_length=15)),
                ('date_ordered', models.DateField(blank=True, null=True)),
                ('date_received', models.DateField(blank=True, null=True)),
                ('total_cost', models.DecimalField(decimal_places=2, default=0, max_digits=12)),
                ('notes', models.TextField(blank=True)),
                ('created_by', models.CharField(blank=True, max_length=100)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('updated_at', models.DateTimeField(auto_now=True)),
            ],
            options={
                'verbose_name': 'Purchase Order',
                'verbose_name_plural': 'Purchase Orders',
                'ordering': ['-date_ordered', '-id'],
            },
        ),
        migrations.CreateModel(
            name='Supplier',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=200)),
                ('phone', models.CharField(blank=True, max_length=20)),
                ('email', models.EmailField(blank=True, max_length=254)),
                ('address', models.TextField(blank=True)),
                ('notes', models.TextField(blank=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('updated_at', models.DateTimeField(auto_now=True)),
            ],
            options={
                'verbose_name': 'Supplier',
                'verbose_name_plural': 'Suppliers',
                'ordering': ['name'],
            },
        ),
        migrations.CreateModel(
            name='PurchaseOrderItem',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('quantity', models.PositiveIntegerField()),
                ('unit_cost', models.DecimalField(decimal_places=2, max_digits=10)),
                ('line_total', models.DecimalField(decimal_places=2, max_digits=12)),
                ('order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='items', to='inventory.purchaseorder')),
                ('product', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='inventory.product')),
            ],
            options={
                'verbose_name': 'Purchase Order Item',
                'verbose_name_plural': 'Purchase Order Items',
            },
        ),
        migrations.AddField(
            model_name='purchaseorder',
            name='supplier',
            field=models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='purchase_orders', to='inventory.supplier'),
        ),
        migrations.CreateModel(
            name='SupplierPayment',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('amount', models.DecimalField(decimal_places=2, max_digits=12)),
                ('payment_date', models.DateField()),
                ('method', models.CharField(blank=True, max_length=50)),
                ('notes', models.TextField(blank=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('purchase_order', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='payments', to='inventory.purchaseorder')),
                ('supplier', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='supplier_payments', to='inventory.supplier')),
            ],
            options={
                'verbose_name': 'Supplier Payment',
                'verbose_name_plural': 'Supplier Payments',
                'ordering': ['-payment_date', '-id'],
            },
        ),
    ]