feat: add post-tax unit price, company filter, and frontend price linkage

Co-authored-by: aider (openai/DeepSeek-V3.2-Thinking) <aider@aider.chat>

inventory-backend/app/api/v1/inbound/buy.py

@@ -119,12 +119,13 @@ def get_list():
         # 新增筛选参数
         category = request.args.get('category', '')
         material_type = request.args.get('material_type', '')
+        company = request.args.get('company', '')
 
         # 状态参数处理
         statuses_str = request.args.get('statuses', '')
         statuses = statuses_str.split(',') if statuses_str else []
 
-        result = BuyInboundService.get_list(page, limit, keyword, statuses, category, material_type)
+        result = BuyInboundService.get_list(page, limit, keyword, statuses, category, material_type, company)
         # 字段级脱敏
         user_permissions = get_current_user_permissions()
         if result.get('items'):

inventory-backend/app/models/inbound/buy.py

@@ -33,7 +33,7 @@ class StockBuy(db.Model):
     available_quantity = db.Column(db.Numeric(19, 4), default=0)
 
     # 财务与商务
-    unit_price = db.Column(db.Numeric(19, 4), default=0)  # 现意为：不含税单价
+    pre_tax_unit_price = db.Column(db.Numeric(19, 4), default=0)  # 现意为：不含税单价
     post_tax_unit_price = db.Column(db.Numeric(19, 4), default=0)  # 税后单价
     total_price = db.Column(db.Numeric(19, 4), default=0)  # 总价
     # [新增] 税率
@@ -98,7 +98,7 @@ class StockBuy(db.Model):
             'available_quantity': float(self.available_quantity or 0),
             'qty_available': float(self.available_quantity or 0),
 
-            'unit_price': float(self.unit_price or 0),
+            'unit_price': float(self.pre_tax_unit_price or 0),
             'post_tax_unit_price': float(self.post_tax_unit_price or 0),
             'total_price': float(self.total_price or 0),
             # [新增] 税率

inventory-backend/app/services/inbound/buy_service.py

@@ -137,7 +137,7 @@ class BuyInboundService:
                 warehouse_location=data.get('warehouse_location'),
 
                 # 价格信息
-                unit_price=u_price,
+                pre_tax_unit_price=u_price,
                 post_tax_unit_price=float(data.get('post_tax_unit_price') or 0),
                 tax_rate=tax_rate,  # [新增]
                 total_price=in_qty * u_price,
@@ -195,9 +195,9 @@ class BuyInboundService:
                     stock.stock_quantity = float(stock.stock_quantity) + diff
                     stock.available_quantity = float(stock.available_quantity) + diff
 
-            if 'unit_price' in data: stock.unit_price = float(data['unit_price'])
+            if 'unit_price' in data: stock.pre_tax_unit_price = float(data['unit_price'])
 
-            stock.total_price = float(stock.in_quantity) * float(stock.unit_price)
+            stock.total_price = float(stock.in_quantity) * float(stock.pre_tax_unit_price)
             db.session.commit()
             return stock
         except Exception as e:

inventory-web/src/views/stock/inbound/buy.vue

@@ -55,7 +55,7 @@
         <el-button class="reset-btn" @click="resetQuery">重置</el-button>
       </div>
 
-      <div class="right-actions">
+      <div class="right-actions" style="flex-wrap: wrap;">
         <el-button v-if="userStore.hasPermission('inbound_buy:operation')" type="primary" :icon="Plus" @click="handleCreate" class="add-btn">新增</el-button>
         <el-button :icon="Refresh" circle @click="fetchData" class="circle-btn" />
 
@@ -296,7 +296,6 @@
                 <el-col :span="6">
                   <el-form-item label="入库日期" prop="in_date"><el-date-picker v-model="form.in_date" type="date" value-format="YYYY-MM-DD" style="width:100%" disabled/></el-form-item>
                 </el-col>
-                <!-- 条形码输入框已隐藏 -->
                 <el-col :span="6">
                   <el-form-item label="库位" prop="warehouse_location">
                     <el-autocomplete
@@ -1058,6 +1057,18 @@ watch(() => [form.in_quantity, form.unit_price], () => {
   form.post_tax_unit_price = Number((form.unit_price * taxMultiplier).toFixed(4));
 })
 
+const updatePrices = (source) => {
+  const taxMultiplier = 1 + (form.tax_rate || 0) / 100;
+  if (source === 'pre') {
+    form.post_tax_unit_price = Number((form.unit_price * taxMultiplier).toFixed(4));
+  } else if (source === 'post') {
+    form.unit_price = Number((form.post_tax_unit_price / taxMultiplier).toFixed(4));
+  } else if (source === 'tax') {
+    form.post_tax_unit_price = Number((form.unit_price * taxMultiplier).toFixed(4));
+  }
+  form.total_price = Number((form.in_quantity * form.unit_price).toFixed(4));
+}
+
 const fetchData = async () => {
   loading.value = true
   try {