fix join room error

neos.config.json

@@ -9,7 +9,7 @@
       {
         "name":"mycard",
         "ip":"tiramisu.moecube.com",
-        "port":"7912"
+        "port":"8912"
       }
    ],
    "assetsPath":"/neos-assets",

src/ui/Match/index.tsx

@@ -17,7 +17,7 @@ import { Background, IconFont, Select } from "@/ui/Shared";
 import styles from "./index.module.scss";
 import { MatchModal, matchStore } from "./MatchModal";
 import { ReplayModal, replayOpen } from "./ReplayModal";
-import { connectSrvpro } from "./util";
+import { connectSrvpro, getEncryptedPasswd } from "./util";
 import { WatchContent } from "./WatchContent";
 
 const { servers: serverList } = useConfig();
@@ -80,10 +80,11 @@ export const Component: React.FC = () => {
               (server) => server.name === "mycard",
             );
             if (mcServer) {
+              const passWd = getEncryptedPasswd(watchID, user);
               await connectSrvpro({
                 ip: mcServer.ip + ":" + mcServer.port,
                 player: user.username,
-                passWd: watchID,
+                passWd,
               });
             } else {
               message.error(

src/ui/Match/util.ts

@@ -4,6 +4,7 @@ import { initStrings } from "@/api";
 import { useConfig } from "@/config";
 import socketMiddleWare, { socketCmd } from "@/middleware/socket";
 import sqliteMiddleWare, { sqliteCmd } from "@/middleware/sqlite";
+import { User } from "@/stores";
 
 const NeosConfig = useConfig();
 
@@ -49,3 +50,28 @@ export const connectSrvpro = async (params: {
     });
   }
 };
+
+export function getEncryptedPasswd(roomID: string, user: User): string {
+  const optionsBuffer = new Uint8Array(6);
+  optionsBuffer[1] = 3 << 4;
+  let checksum = 0;
+
+  for (let i = 1; i < optionsBuffer.length; i++) {
+    checksum -= optionsBuffer[i];
+  }
+
+  optionsBuffer[0] = checksum & 0xff;
+
+  const secret = (user.external_id % 65535) + 1;
+
+  for (let i = 0; i < optionsBuffer.length; i += 2) {
+    const value = (optionsBuffer[i + 1] << 8) | optionsBuffer[i];
+    const xorResult = value ^ secret;
+    optionsBuffer[i + 1] = (xorResult >> 8) & 0xff;
+    optionsBuffer[i] = xorResult & 0xff;
+  }
+
+  const base64String = btoa(String.fromCharCode(...optionsBuffer));
+
+  return base64String + roomID;
+}