feat: added fields into shipment and support external order system

shipment/migrations/0004_add_external_finished_product_and_shipment_status.py

@@ -0,0 +1,58 @@
+# Generated by Django 5.2.8 on 2026-01-14 10:59
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shipment', '0003_salesitem_position_remark'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='shipment',
+            name='cancelled_at',
+            field=models.DateTimeField(blank=True, null=True, verbose_name='取消时间'),
+        ),
+        migrations.AddField(
+            model_name='shipment',
+            name='cancelled_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='cancelled_shipments', to=settings.AUTH_USER_MODEL, verbose_name='取消人'),
+        ),
+        migrations.AddField(
+            model_name='shipment',
+            name='external_id',
+            field=models.CharField(blank=True, help_text='用于兼容外部遗留系统的订单号（可空）', max_length=120, null=True, verbose_name='外部订单号'),
+        ),
+        migrations.AddField(
+            model_name='shipment',
+            name='status',
+            field=models.IntegerField(choices=[(1, '待送货'), (2, '已交付'), (3, '已取消')], default=1, verbose_name='状态'),
+        ),
+        migrations.CreateModel(
+            name='ExternalFinishedProduct',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('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')),
+                ('style_name', models.CharField(max_length=200, verbose_name='款式名称')),
+                ('num_of_rolls', models.PositiveIntegerField(verbose_name='卷数')),
+                ('created_by', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='created_external_finished_products', to=settings.AUTH_USER_MODEL, verbose_name='创建人')),
+            ],
+            options={
+                'verbose_name': '外部成品表',
+                'verbose_name_plural': '外部成品表',
+                'db_table': 'external_finished_product',
+                'ordering': ['-created_at'],
+            },
+        ),
+        migrations.AddField(
+            model_name='shipment',
+            name='external_finished_product',
+            field=models.ForeignKey(blank=True, help_text='用于兼容外部遗留系统（可空）', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='shipments', to='shipment.externalfinishedproduct', verbose_name='外部成品表'),
+        ),
+    ]

shipment/migrations/0005_fix_shipment_external_finished_product_relation.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.8 on 2026-01-14 11:05
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shipment', '0004_add_external_finished_product_and_shipment_status'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='shipment',
+            name='external_finished_product',
+        ),
+        migrations.AddField(
+            model_name='externalfinishedproduct',
+            name='shipment',
+            field=models.ForeignKey(blank=True, help_text='关联的出货单（可空，兼容历史数据/逐步迁移）', null=True, on_delete=django.db.models.deletion.CASCADE, related_name='external_finished_products', to='shipment.shipment', verbose_name='出货单'),
+        ),
+    ]