feat(pl): hard-block over-limit contract qty on arrange and remind after success

Validate arranged+this plan qty against fixed contract product quantities on
transport arrange; return post-success remaining/framework cumulative reminders.

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

web-admin/src/composables/usePlPlanArrangeSubmit.ts

@@ -10,6 +10,10 @@ import {
 import { pickBxData } from '@/utils/http/bx'
 import { planRequiresSiteLink } from '@/utils/pl-internal-customer'
 import type { PlanDeliveryForm, PlanLoadForm } from '@/utils/pl-plan-stop-form'
+import {
+  showContractQtyReminderIfAny,
+  showContractQtyViolationIfMatch
+} from '@/utils/pl-contract-qty-reminder'
 
 export interface ArrangeHistoricalFlags {
   hasHistoricalDibang: boolean
@@ -202,10 +206,16 @@ export async function submitPlanArrange(
   planId: string,
   payload: TransportArrange
 ): Promise<TransportArrangeResult> {
-  const res = await transportApi.arrange(planId, payload)
-  const result = pickBxData<TransportArrangeResult>(res)
-  if (!result) {
-    throw new Error('安排失败：未返回结果')
+  try {
+    const res = await transportApi.arrange(planId, payload)
+    const result = pickBxData<TransportArrangeResult>(res)
+    if (!result) {
+      throw new Error('安排失败：未返回结果')
+    }
+    await showContractQtyReminderIfAny(result.contractQtyReminder)
+    return result
+  } catch (error) {
+    await showContractQtyViolationIfMatch(error)
+    throw error
   }
-  return result
 }