refactor(order): add transition evaluator and timer constants

app/(order)/order/[id]/page.tsx

@@ -6,6 +6,7 @@ import { use, useEffect, useMemo, useState } from "react"
 import OrderActions from "@/components/order-actions"
 import { Badge } from "@/components/ui/badge"
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
+import { ORDER_ACCEPT_TIMEOUT_MS, ORDER_CLOSE_TIMEOUT_MS } from "@/lib/config/demo-timers"
 import { Separator } from "@/components/ui/separator"
 import { statusLabels } from "@/lib/constants"
 import type { OrderStatus } from "@/lib/types"
@@ -85,11 +86,13 @@ export default function OrderDetailPage({ params }: { params: Promise<{ id: stri
       order.status === "pending_accept"
         ? new Date(order.createdAt).getTime()
         : new Date(order.closedAt ?? order.createdAt).getTime()
-    const remainSeconds = Math.max(0, 30 - Math.floor((nowTs - base) / 1000))
+    const timeoutMs =
+      order.status === "pending_accept" ? ORDER_ACCEPT_TIMEOUT_MS : ORDER_CLOSE_TIMEOUT_MS
+    const remainSeconds = Math.max(0, Math.ceil((timeoutMs - (nowTs - base)) / 1000))
 
     return order.status === "pending_accept"
-      ? `若 30 秒内无人接单，订单将自动取消（剩余 ${remainSeconds} 秒）`
-      : `若 30 秒内未确认，订单将自动进入待评价（剩余 ${remainSeconds} 秒）`
+      ? `若 ${Math.floor(ORDER_ACCEPT_TIMEOUT_MS / 1000)} 秒内无人接单，订单将自动取消（剩余 ${remainSeconds} 秒）`
+      : `若 ${Math.floor(ORDER_CLOSE_TIMEOUT_MS / 1000)} 秒内未确认，订单将自动进入待评价（剩余 ${remainSeconds} 秒）`
   })()
 
   return (