彻底优化数据库字段

frontend/src/views/admin/AdminListingDetailView.vue

@@ -58,7 +58,7 @@ function money(value: number) {
 }
 
 function listingPrice(row: Listing) {
-  return money(row.price || row.price_daily || row.price_hourly)
+  return money(row.price)
 }
 
 function extractObjectKey(url: string) {

frontend/src/views/admin/AdminListingReviewView.vue

@@ -63,7 +63,7 @@ function openEvidence(row: Listing) {
 }
 
 function listingPrice(row: Listing) {
-  return `¥${Number(row.price || row.price_daily || row.price_hourly || 0).toFixed(2)}`
+  return `¥${Number(row.price || 0).toFixed(2)}`
 }
 
 function extractObjectKey(url: string) {

frontend/src/views/admin/AdminListingsView.vue

@@ -43,7 +43,7 @@ function money(value: number) {
 }
 
 function listingPrice(row: Listing) {
-  return money(row.price || row.price_daily || row.price_hourly)
+  return money(row.price)
 }
 
 function ownerName(row: Listing) {

frontend/src/views/admin/AdminOrderDetailView.vue

@@ -65,12 +65,11 @@ function readError(error: unknown, fallback: string) {
 }
 
 function orderRentedAt() {
-  return order.value?.rented_at || order.value?.rent_start_at
+  return order.value?.rented_at
 }
 
 function orderEstimatedEndAt() {
   if (!order.value) return undefined
-  if (order.value.rent_end_at) return order.value.rent_end_at
   const rentedAt = orderRentedAt()
   const durationHours = Number(order.value.estimated_duration_hours || 0)
   if (!rentedAt || durationHours <= 0) return undefined
@@ -108,6 +107,10 @@ function orderEstimatedEndAt() {
         <span>订单金额</span>
         <strong>¥{{ order.rent_amount }}</strong>
       </div>
+      <div class="metric-card">
+        <span>平台费用</span>
+        <strong>¥{{ order.platform_fee }}</strong>
+      </div>
       <div class="metric-card">
         <span>押金</span>
         <strong>¥{{ order.deposit_amount }}</strong>