feat(web-admin): block arrange when stop product required fields missing

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/components/business/pl-plan-form-dialog/index.vue

@@ -372,6 +372,7 @@
     type PlanDeliveryForm,
     type PlanLoadForm
   } from '@/utils/pl-plan-stop-form'
+  import { findFirstStopProductArrangeGap } from '@/utils/pl-plan-stop-product-arrange-required'
   import {
     enrichPlanProductLinesAlias,
     type PlanFormProductRow
@@ -1797,6 +1798,19 @@
     return true
   }
 
+  /** 安排运输前：装/送货产品单位、计划数量、包装规格、送货方式必填 */
+  function validateStopProductsForArrange() {
+    const gap = findFirstStopProductArrangeGap({
+      loadProducts: loadForm.value.products,
+      deliveries: deliveryForms.value
+    })
+    if (gap) {
+      ElMessage.warning(gap)
+      return false
+    }
+    return true
+  }
+
   /** 安排运输前必填：创建日期、计划日期、归属公司、单据类型、跟进人 */
   function getArrangePrerequisiteGaps(): string[] {
     const missing: string[] = []
@@ -1833,6 +1847,7 @@
           return
         }
         if (!validateContractsForArrange()) return
+        if (!validateStopProductsForArrange()) return
       }
 
       mirrorPlanProductsFromLoad()