添加开始游戏前，进行连接检测

src/pages/battle-room.vue

@@ -15,6 +15,7 @@ import PlayersRow from "@/components/PlayersRow.vue";
 import SModal from "@/components/SModal.vue";
 import ScreenHint from "@/components/ScreenHint.vue";
 import { getRoomAPI, destroyRoomAPI, exitRoomAPI, startRoomAPI } from "@/apis";
+import { checkConnection } from "@/util";
 import { MESSAGETYPES, roundsName, getMessageTypeName } from "@/constants";
 import useStore from "@/store";
 import { storeToRefs } from "pinia";
@@ -279,6 +280,7 @@ const exitRoom = async () => {
 };
 
 onMounted(() => {
+  checkConnection();
   uni.$on("socket-inbox", onReceiveMessage);
 });