feat: stock module

2025-11-04 18:04:27 +08:00
parent 9fde654e2f
commit d88bf367f8
27 changed files with 2238 additions and 561 deletions
--- a/stock/migrations/0028_stocksnapshot.py
+++ b/stock/migrations/0028_stocksnapshot.py
@@ -0,0 +1,40 @@
+# Generated by Django 5.2.7 on 2025-11-04 07:53
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('basic_info', '0017_product_image'),
+        ('stock', '0027_alter_inventory_num_of_rolls_and_more'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='StockSnapshot',
+            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)),
+                ('delta', models.IntegerField(verbose_name='库存数量')),
+                ('quantity_before', models.IntegerField(verbose_name='变动前库存数量')),
+                ('quantity_after', models.IntegerField(verbose_name='变动后库存数量')),
+                ('unit', models.IntegerField(choices=[(1, '米'), (2, '码'), (3, '公斤')], verbose_name='单位')),
+                ('num_of_rolls', models.IntegerField(default=1, verbose_name='匹数')),
+                ('offset_to', models.BigIntegerField(blank=True, null=True, verbose_name='冲抵目标ID')),
+                ('offset_at', models.DateTimeField(blank=True, null=True, verbose_name='冲抵时间')),
+                ('cancelled', models.BooleanField(default=False, verbose_name='已取消')),
+                ('cancelled_at', models.DateTimeField(blank=True, null=True, verbose_name='取消时间')),
+                ('offset_id', models.BigIntegerField(blank=True, null=True, verbose_name='冲抵记录ID')),
+                ('product', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='stock_snapshots', to='basic_info.product', verbose_name='产品')),
+                ('stock_change_record', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='stock_snapshots', to='stock.stockchangerecord', verbose_name='关联的库存变动记录')),
+                ('warehouse', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='stock_snapshots', to='basic_info.warehouse', verbose_name='仓库')),
+            ],
+            options={
+                'verbose_name': '库存快照',
+                'verbose_name_plural': '库存快照',
+            },
+        ),
+    ]