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b9c25ff4c5
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@ -281,7 +281,16 @@ def dispatch_borrow():
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执行借库扣减
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执行借库扣减
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请求体: {
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请求体: {
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approval_id: int, // 关联的审批单ID
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approval_id: int, // 关联的审批单ID
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items: [...], // 扫码选中的库存物品(含 id, source_table, out_quantity)
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items: [ // 扫码选中的库存物品
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{
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id: int, // 库存主键(按 source_table 路由到 StockBuy/StockSemi/StockProduct)
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source_table: str, // 'stock_buy' | 'stock_semi' | 'stock_product'
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sku: str, // 可选;不参与审批上限校验
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out_quantity: float
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}
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],
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// ★ 审批上限校验在 service 层完成:以 (name, spec_model) 为物料维度聚合
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// 锁定 stock 行后从 material_base 表取真实 (name, spec_model) 与审批单比对
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borrower_name: str,
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borrower_name: str,
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signature_path: str,
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signature_path: str,
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remark: str,
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remark: str,
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@ -34,7 +34,12 @@ class TransService:
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signature=None, remark=None, expected_return_time=None):
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signature=None, remark=None, expected_return_time=None):
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"""
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"""
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执行借库扣减(审批通过后调用)
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执行借库扣减(审批通过后调用)
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流程:锁审批单 → 超额校验 → 锁库存行 → 扣减库存 → 生成 TransBorrow 记录 → 标记审批单完成
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流程:锁审批单 → 构建审批上限字典 → 锁库存行 → 名称规格校验 → 扣减库存 → 生成 TransBorrow 记录 → 标记审批单完成
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★ 关键设计:审批维度是 (name, spec_model) 而非 SKU
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借库申请是按【名称 + 规格型号】发起的(borrow_service 强制要求 name/spec_model/quantity 三字段),
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申请时尚未绑定具体库存行;扫码出库时通过锁定 stock 行回查 material_base 表,
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用 (name, spec_model) 与审批单做物料维度聚合比对,避免 sku 维度坍塌或绕过。
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"""
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"""
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from app.models.borrow import BorrowApproval
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from app.models.borrow import BorrowApproval
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@ -58,36 +63,23 @@ class TransService:
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raise ValueError("审批单中未记录借库人姓名,请联系管理员补录")
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raise ValueError("审批单中未记录借库人姓名,请联系管理员补录")
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# ==============================================
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# ==============================================
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# ★ 防线2:超额篡改校验 - 交叉比对前端传来的实际扣减量与审批单上限
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# ★ 防线2:构建审批上限字典(按 名称+规格 聚合,strip 防止匹配失败)
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# Key = (name, spec_model),Value = 该物料累计允许借出数量
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# ==============================================
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# ==============================================
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approved_items = approval.get_items()
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approved_items = approval.get_items()
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if not approved_items:
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if not approved_items:
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raise ValueError("审批单中无物料明细,请联系管理员检查")
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raise ValueError("审批单中无物料明细,请联系管理员检查")
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# 构建审批上限字典:key=(source_table, sku) → approved_total_qty
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approval_limits = {}
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approved_limit = {}
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for ai in approved_items:
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for ai in approved_items:
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key = (ai.get('source_table', ''), ai.get('sku', ''))
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key = (
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qty = float(ai.get('quantity', 0))
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(ai.get('name') or '').strip(),
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approved_limit[key] = approved_limit.get(key, 0) + qty
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(ai.get('spec_model') or '').strip()
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# 汇总前端传来的实际出库量(按 source_table+sku 聚合)
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dispatch_qty = {}
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for item in items:
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key = (item.get('source_table', ''), item.get('sku', ''))
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qty = float(item.get('out_quantity', 0))
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dispatch_qty[key] = dispatch_qty.get(key, 0) + qty
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# 逐条比对:任意一条实际出库量 > 审批上限 → 直接拒绝
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for key, actual_qty in dispatch_qty.items():
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limit_qty = approved_limit.get(key, 0)
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if actual_qty > limit_qty:
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source_table, sku = key
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raise ValueError(
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f"实际出库数量超出了审批单允许的上限: "
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f"SKU={sku or '(无)'}({source_table}) "
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f"审批上限={limit_qty}, 实际出库={actual_qty}"
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)
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)
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approval_limits[key] = approval_limits.get(key, 0) + float(ai.get('quantity', 0))
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# 累计本次扫码出库量(key 与 approval_limits 完全一致)
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dispatch_acc = {}
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borrow_no = TransService.generate_borrow_no()
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borrow_no = TransService.generate_borrow_no()
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model_map = {'stock_buy': StockBuy, 'stock_semi': StockSemi, 'stock_product': StockProduct}
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model_map = {'stock_buy': StockBuy, 'stock_semi': StockSemi, 'stock_product': StockProduct}
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@ -103,12 +95,43 @@ class TransService:
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# ==============================================
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# ==============================================
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# ★ 防线3:并发超卖与负库存 - 锁行后再查可用库存
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# ★ 防线3:并发超卖与负库存 - 锁行后再查可用库存
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# ⚠️ 不要在此加 joinedload(ModelClass.base)!PG 禁止 FOR UPDATE
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# 应用到 outer join 的 nullable 侧,会报 FeatureNotSupported
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# 并有死锁风险。stock.base 走单条 lazy 加载是已知取舍。
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# ==============================================
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# ==============================================
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stock = ModelClass.query.with_for_update().get(stock_id)
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stock = ModelClass.query.with_for_update().get(stock_id)
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if not stock: raise ValueError(f"库存不存在 ID:{stock_id}")
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if not stock: raise ValueError(f"库存不存在 ID:{stock_id}")
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# ==============================================
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# ★ 防线4:名称+规格 超额校验(动态累加、即时拦截)
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# 库存表本身没有 name/spec_model 字段,通过 base 关联到 material_base
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# ==============================================
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if stock.base:
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stock_name = (stock.base.name or '').strip()
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stock_spec = (stock.base.spec_model or '').strip()
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else:
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stock_name = ''
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stock_spec = ''
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key = (stock_name, stock_spec)
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limit = approval_limits.get(key)
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if limit is None:
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raise ValueError(
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f"扫码物料【{stock_name} / {stock_spec}】不在审批单允许范围内,"
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f"请检查审批单明细或重新发起申请"
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)
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dispatch_acc[key] = dispatch_acc.get(key, 0) + qty
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current_total = dispatch_acc[key]
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if current_total > limit:
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raise ValueError(
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f"实际出库数量超出了审批单允许的上限: "
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f"物料={stock_name}({stock_spec}) "
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f"审批上限={limit}, 实际扫码={current_total}"
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)
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if float(stock.available_quantity) < qty:
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if float(stock.available_quantity) < qty:
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raise ValueError(f"SKU {stock.sku} 可用库存不足")
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raise ValueError(f"物料【{stock_name} / {stock_spec}】可用库存不足")
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# 1. 冻结库存 (只减可用)
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# 1. 冻结库存 (只减可用)
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stock.available_quantity = float(stock.available_quantity) - qty
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stock.available_quantity = float(stock.available_quantity) - qty
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@ -239,7 +239,7 @@ const handleLogout = () => {
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<footer v-if="!isLoginPage" class="app-footer">
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<footer v-if="!isLoginPage" class="app-footer">
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<span class="version-tag">
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<span class="version-tag">
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<el-icon style="vertical-align: middle; margin-right: 4px"><InfoFilled /></el-icon>
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<el-icon style="vertical-align: middle; margin-right: 4px"><InfoFilled /></el-icon>
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当前版本:V3.47
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当前版本:V3.48
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</span>
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</span>
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</footer>
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</footer>
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@ -556,7 +556,7 @@ const submitForm = async () => {
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if (isNaN(safeQty) || safeQty <= 0) safeQty = 1
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if (isNaN(safeQty) || safeQty <= 0) safeQty = 1
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return {
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return {
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stock_id: item.id || 0,
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id: item.id || 0,
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source_table: item.source_table || '',
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source_table: item.source_table || '',
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sku: item.sku ? String(item.sku) : (item.barcode ? String(item.barcode) : 'NO_SKU'),
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sku: item.sku ? String(item.sku) : (item.barcode ? String(item.barcode) : 'NO_SKU'),
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barcode: item.barcode ? String(item.barcode) : '',
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barcode: item.barcode ? String(item.barcode) : '',
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Reference in New Issue
Block a user