细节优化

src/pages/battle-room.vue

@@ -263,14 +263,6 @@ async function onReceiveMessage(messages = []) {
   });
 }
 
-const onLeaveRoom = () => {
-  if (owner.value.id === user.value.id) {
-    showModal.value = true;
-  } else {
-    uni.navigateBack();
-  }
-};
-
 const destroyRoom = async () => {
   if (roomNumber.value) await destroyRoomAPI(roomNumber.value);
 };
@@ -293,7 +285,7 @@ onUnmounted(() => {
 </script>
 
 <template>
-  <Container title="对战" :onBack="onLeaveRoom">
+  <Container title="对战" :onBack="() => (showModal = true)">
     <view class="standby-phase" v-if="step === 1">
       <Guide>
         <view :style="{ display: 'flex', flexDirection: 'column' }">