feat: purchase order item model

business/migrations/0002_remove_purchaseorder_order_date_purchaseorder_kind_and_more.py

@@ -0,0 +1,36 @@
+# Generated by Django 5.2.7 on 2025-11-27 07:29
+
+import datetime
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('basic_info', '0013_alter_customer_options'),
+        ('business', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='purchaseorder',
+            name='order_date',
+        ),
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='kind',
+            field=models.IntegerField(choices=[(1, '大货'), (2, '样板')], default=1, verbose_name='采购单类型'),
+        ),
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='operator',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='purchase_orders', to='basic_info.employee', verbose_name='经办人'),
+        ),
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='purchase_date',
+            field=models.DateField(default=datetime.datetime(2025, 11, 27, 15, 29, 17, 309981), verbose_name='采购日期'),
+            preserve_default=False,
+        ),
+    ]

business/migrations/0003_purchaseorder_status.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-27 07:34
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('business', '0002_remove_purchaseorder_order_date_purchaseorder_kind_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='status',
+            field=models.IntegerField(choices=[(1, '审批中'), (2, '审批通过'), (3, '作废')], default=1, verbose_name='状态'),
+        ),
+    ]

business/migrations/0004_remove_purchaseorder_total_amount_and_more.py

@@ -0,0 +1,48 @@
+# Generated by Django 5.2.7 on 2025-11-27 08:08
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('basic_info', '0013_alter_customer_options'),
+        ('business', '0003_purchaseorder_status'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='purchaseorder',
+            name='total_amount',
+        ),
+        migrations.AddField(
+            model_name='purchaseorder',
+            name='warehouse',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='purchase_orders', to='basic_info.warehouse', verbose_name='仓库'),
+        ),
+        migrations.CreateModel(
+            name='PurchaseOrderItem',
+            fields=[
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='更新时间')),
+                ('id', models.BigAutoField(primary_key=True, serialize=False)),
+                ('price', models.DecimalField(decimal_places=2, max_digits=15, verbose_name='单价')),
+                ('color', models.CharField(blank=True, max_length=50, null=True, verbose_name='颜色')),
+                ('quantity', models.PositiveIntegerField(verbose_name='数量')),
+                ('unit', models.CharField(max_length=50, verbose_name='单位')),
+                ('empty_diff_percent', models.DecimalField(decimal_places=2, max_digits=15, verbose_name='空差百分比')),
+                ('quantity_of_rolls', models.CharField(blank=True, max_length=255, null=True, verbose_name='各条数数量')),
+                ('num_of_rolls', models.PositiveIntegerField(default=1, verbose_name='条数')),
+                ('batch_number', models.PositiveIntegerField(default=1, verbose_name='批次号')),
+                ('total_amount', models.DecimalField(decimal_places=2, max_digits=15, verbose_name='总金额')),
+                ('remarks', models.TextField(blank=True, null=True, verbose_name='备注')),
+                ('product', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='purchase_order_items', to='basic_info.product', verbose_name='产品')),
+                ('purchase_order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='items', to='business.purchaseorder', verbose_name='采购单')),
+            ],
+            options={
+                'verbose_name': '采购单明细',
+                'verbose_name_plural': '采购单明细',
+            },
+        ),
+    ]

business/migrations/0005_alter_purchaseorder_operator_and_more.py

@@ -0,0 +1,27 @@
+# Generated by Django 5.2.7 on 2025-11-27 08:10
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('basic_info', '0013_alter_customer_options'),
+        ('business', '0004_remove_purchaseorder_total_amount_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorder',
+            name='operator',
+            field=models.ForeignKey(default=None, on_delete=django.db.models.deletion.PROTECT, related_name='purchase_orders', to='basic_info.employee', verbose_name='经办人'),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='purchaseorder',
+            name='warehouse',
+            field=models.ForeignKey(default=None, on_delete=django.db.models.deletion.PROTECT, related_name='purchase_orders', to='basic_info.warehouse', verbose_name='仓库'),
+            preserve_default=False,
+        ),
+    ]

business/migrations/0006_remove_purchaseorderitem_total_amount.py

@@ -0,0 +1,17 @@
+# Generated by Django 5.2.7 on 2025-11-27 08:18
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('business', '0005_alter_purchaseorder_operator_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='purchaseorderitem',
+            name='total_amount',
+        ),
+    ]

business/migrations/0007_alter_purchaseorderitem_batch_number.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.7 on 2025-11-27 08:45
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('business', '0006_remove_purchaseorderitem_total_amount'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='purchaseorderitem',
+            name='batch_number',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='批次号'),
+        ),
+    ]