fix: support stock adjustment for items without stocktake draft

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

@@ -364,10 +364,16 @@ def adjust_stock():
     1. 根据 diff_qty 调整库存 (stock_quantity 和 available_quantity)
     2. 生成流水账记录 (盘盈入库 / 盘亏出库)
     3. 标记草稿为 is_processed=True
+    
+    支持两种模式：
+    - 有草稿模式：通过 draft_id 或 stock_id+source_table 查找草稿
+    - 无草稿模式：直接传入 stock_id + diff_qty + source_table（未扫码直接盘亏）
     """
     data = request.json
     draft_id = data.get('draft_id')
-    stock_id = data.get('stock_id')  # 备用参数：通过 stock_id 查找草稿
+    stock_id = data.get('stock_id')
+    diff_qty = data.get('diff_qty')
+    source_table = data.get('source_table')
     operator_name = data.get('operator_name', 'System')
     remark = data.get('remark', '')
 
@@ -375,26 +381,34 @@ def adjust_stock():
         return jsonify({"message": "draft_id 或 stock_id 不能同时为空"}), 400
 
     try:
-        # 1. 获取草稿记录（优先用 draft_id，否则用 stock_id）
+        # 1. 尝试获取草稿
         draft = StocktakeDraft.query.get(draft_id) if draft_id else None
-        if not draft and stock_id:
-            # 尝试通过 stock_id 查找未处理的草稿
+        if not draft and stock_id and source_table:
+            draft = StocktakeDraft.query.filter_by(
+                stock_id=stock_id,
+                source_table=source_table
+            ).first()
+        elif not draft and stock_id:
             draft = StocktakeDraft.query.filter_by(stock_id=stock_id).first()
 
-        if not draft:
-            return jsonify({"message": f"平账失败：找不到对应的盘点草稿记录（draft_id={draft_id}, stock_id={stock_id}）"}), 404
+        # 2. 核心逻辑分支
+        if draft:
+            # 有草稿模式
+            stock_id = draft.stock_id
+            source_table = draft.source_table
+            diff_qty = float(draft.diff_qty)
+        else:
+            # 无草稿模式（未扫码直接盘亏）
+            if diff_qty is None or source_table is None or not stock_id:
+                return jsonify({"message": "未扫码物资平账缺失必要参数（需提供 diff_qty 和 source_table）"}), 400
+            diff_qty = float(diff_qty)
 
-        # 2. 获取库存记录
-        if not draft.stock_id or not draft.source_table:
-            return jsonify({"message": "草稿记录缺少库存关联信息"}), 400
-
-        stock = get_stock_record(draft.source_table, draft.stock_id)
+        # 3. 获取并校验真实的库存记录
+        stock = get_stock_record(source_table, stock_id)
         if not stock:
-            return jsonify({"message": "库存记录不存在"}), 404
+            return jsonify({"message": "平账失败：物理库存记录已不存在"}), 404
 
-        diff_qty = float(draft.diff_qty)
-
-        # 3. 计算调整
+        # 4. 计算调整
         if diff_qty > 0:
             # 盘盈：增加库存
             new_stock_qty = float(stock.stock_quantity or 0) + diff_qty
@@ -415,19 +429,20 @@ def adjust_stock():
         else:
             return jsonify({"message": "差异为0，无需调整"}), 400
 
-        # 4. 执行库存调整
+        # 5. 执行库存调整
         stock.stock_quantity = new_stock_qty
         stock.available_quantity = new_avail_qty
 
-        # 5. 生成流水账记录
-        # 导入流水账模型
+        # 6. 生成流水账记录
         from app.models.outbound import TransOutbound
 
+        # 生成唯一单号
+        adj_no_suffix = draft.id if draft else f"MANUAL-{datetime.now().strftime('%Y%m%d%H%M%S')}"
         trans_record = TransOutbound(
-            outbound_no=f"STKADJ-{datetime.now().strftime('%Y%m%d%H%M%S')}-{draft.id:04d}",
+            outbound_no=f"STKADJ-{datetime.now().strftime('%Y%m%d%H%M%S')}-{adj_no_suffix}",
             sku=stock.sku,
-            source_table=draft.source_table,
-            stock_id=draft.stock_id,
+            source_table=source_table,
+            stock_id=stock_id,
             barcode=getattr(stock, 'barcode', ''),
             quantity=abs(diff_qty),
             unit_price=getattr(stock, 'pre_tax_unit_price', 0) or getattr(stock, 'manual_cost', 0) or 0,
@@ -439,8 +454,9 @@ def adjust_stock():
         )
         db.session.add(trans_record)
 
-        # 6. 删除草稿记录（平账后从工作台移除）
-        db.session.delete(draft)
+        # 7. 删除草稿记录（仅在有草稿时）
+        if draft:
+            db.session.delete(draft)
 
         db.session.commit()
 
@@ -450,7 +466,7 @@ def adjust_stock():
             "diff_qty": diff_qty,
             "new_stock_qty": new_stock_qty,
             "new_avail_qty": new_avail_qty,
-            "draft_id": draft_id
+            "draft_id": draft_id if draft_id else (draft.id if draft else None)
         }), 200
 
     except Exception as e:

inventory-web/src/views/stock/stocktake/index.vue

@@ -448,12 +448,14 @@ const api = {
     params: {}
   }),
   // ★ 新增: 单条库存调整
-  adjustStock: (draftId: number, stockId: number, remark: string) => request({
+  adjustStock: (draftId: number, stockId: number, diffQty: number, sourceTable: string, remark: string) => request({
     url: '/v1/inbound/stock/adjust',
     method: 'post',
     data: {
       draft_id: draftId,
-      stock_id: stockId,  // 备用参数
+      stock_id: stockId,  // 库存项ID
+      diff_qty: diffQty,  // 差异数量（支持无草稿模式）
+      source_table: sourceTable,  // 必须：stock_buy / stock_semi / stock_product
       operator_name: currentUser,
       remark: remark
     }
@@ -755,6 +757,10 @@ const closeOverlays = () => {
 // --- 导出 Excel 逻辑 (调用后端API) ---
 const exportToExcel = async () => {
   try {
+    // ===== 调试代码 =====
+    console.warn('---- 触发了导出 Excel ----');
+    // ===== 调试结束 =====
+
     ElMessage.info('正在生成盘点报告，请稍候...');
     // 使用项目封装的 request 发送请求，确保自动携带 JWT Token
     const res: any = await request({
@@ -886,6 +892,12 @@ const openVarianceDialog = async () => {
 // ★ 新增: 确认平账
 const handleAdjust = async (row: any) => {
   try {
+    // ===== 调试代码 =====
+    console.warn('---- 准备平账参数检查 ----');
+    console.warn('当前点击行的完整数据:', row);
+    console.warn(`将要发送的 draftId: ${row.id}, stockId: ${row.stock_id}, sourceTable: ${row.source_table}`);
+    // ===== 调试结束 =====
+
     await ElMessageBox.confirm(
       `确定要对 "${row.uuid}" 进行平账调整吗？\n\n差异: ${row.diff_qty > 0 ? '盘盈 +' : '盘亏 '}${row.diff_qty}`,
       '确认平账',
@@ -894,7 +906,7 @@ const handleAdjust = async (row: any) => {
 
     const remark = `盘点差异调整 - ${row.diff_qty > 0 ? '盘盈入库' : '盘亏出库'}`
 
-    const res: any = await api.adjustStock(row.id, row.stock_id, remark)
+    const res: any = await api.adjustStock(row.id, row.stock_id, row.diff_qty, row.source_table || 'stock_buy', remark)
 
     ElMessage.success(res.message || '调整成功')