fix(订单状态): 修正订单状态标签和逻辑不一致的问题

调整订单状态标签显示逻辑，将待发货和待收货状态分开处理，并更新相关状态判断逻辑

@@ -28,10 +28,13 @@
         <view v-if="viewMode === 'buy'" class="tab-item" :class="{ active: activeTab === 3 }" @click="setActiveTab(3)">
           待支付
         </view>
-        <view class="tab-item" :class="{ active: activeTab === 4 }" @click="setActiveTab(4)">
-          {{ viewMode === 'buy' ? '待收货' : '待发货' }}
-        </view>
         <view class="tab-item" :class="{ active: activeTab === 5 }" @click="setActiveTab(5)">
+          {{ viewMode === 'buy' ? '待发货' : '待发货' }}
+        </view>
+        <view class="tab-item" :class="{ active: activeTab === 9 }" @click="setActiveTab(9)">
+          {{ viewMode === 'buy' ? '待收货' : '已发货' }}
+        </view>
+        <view class="tab-item" :class="{ active: activeTab === 11 }" @click="setActiveTab(11)">
           已完成
         </view>
         <view class="tab-item" :class="{ active: activeTab === 7 }" @click="setActiveTab(7)">
@@ -99,7 +102,7 @@
               </template>
 
               <!-- 买车模式：待收货状态 -->
-              <template v-if="viewMode === 'buy' && order.status === 4">
+              <template v-if="viewMode === 'buy' && order.status === 9">
                 <nut-button type="default" size="small" @click="viewOrderDetail(order.id)">
                   查看详情
                 </nut-button>
@@ -110,7 +113,7 @@
               </template>
 
               <!-- 卖车模式：待发货状态 -->
-              <template v-if="viewMode === 'sell' && order.status === 4">
+              <template v-if="viewMode === 'sell' && order.status === 5">
                 <nut-button type="default" size="small" @click="viewOrderDetail(order.id)">
                   查看详情
                 </nut-button>
@@ -121,7 +124,7 @@
               </template>
 
               <!-- 已完成状态 -->
-              <template v-if="order.status === 5">
+              <template v-if="order.status === 11">
                 <nut-button type="default" size="small" @click="viewOrderDetail(order.id)">
                   查看详情
                 </nut-button>
@@ -433,8 +436,9 @@ const filteredOrders = computed(() => {
 
   return orders.filter(order => {
     if (activeTab.value === 3) return order.status === 3
-    if (activeTab.value === 4) return order.status === 4
     if (activeTab.value === 5) return order.status === 5
+    if (activeTab.value === 9) return order.status === 9
+    if (activeTab.value === 11) return order.status === 11
     if (activeTab.value === 7) return order.status === 7
     return true
   })
@@ -479,7 +483,7 @@ const loadOrderData = async (isLoadMore = false) => {
     if (page === 0) {
       const mockOrder = {
         id: `mock_${type}_${Date.now()}`,
-        status: 4, // 待收货/待发货状态
+        status: 9, // 已发货/待收货状态
         created_time: new Date().toLocaleString('zh-CN'),
         total_amount: 15000,
         details: {
@@ -624,9 +628,11 @@ const getStatusText = (status) => {
   switch (status) {
     case 3:
       return '待支付'
-    case 4:
-      return viewMode.value === 'buy' ? '待收货' : '待发货'
     case 5:
+      return '待发货'
+    case 9:
+      return viewMode.value === 'buy' ? '待收货' : '已发货'
+    case 11:
       return '已完成'
     case 7:
       return '已取消'
@@ -642,9 +648,11 @@ const getStatusClass = (status) => {
   switch (status) {
     case 3:
       return 'status-pending'
-    case 4:
-      return 'status-shipping'
     case 5:
+      return 'status-shipping'
+    case 9:
+      return 'status-shipping'
+    case 11:
       return 'status-completed'
     case 7:
       return 'status-cancelled'
@@ -923,7 +931,7 @@ const submitRate = async () => {
         }
 
         // 确保订单状态为已完成
-        order.status = 5
+        order.status = 11
       }
 
       Taro.showToast({
@@ -1211,8 +1219,8 @@ const performConfirmShip = async (orderId) => {
       const order = orders.value.find(o => o.id === orderId)
 
       if (order) {
-        // 更新订单状态为已完成
-        order.status = 5
+        // 更新订单状态为已发货/待收货
+        order.status = 9
 
         Taro.showToast({
           title: response.msg || '发货成功',
@@ -1296,7 +1304,7 @@ const handleConfirmReceiveSuccess = ({ merchantId, transactionId, merchantTradeN
   const order = orders.find(o => o.id === merchantTradeNo)
 
   if (order) {
-    order.status = 5 // 更新为已完成状态
+    order.status = 11 // 更新为已完成状态
   }
 }