save room ownership and chats

.gitignore

@@ -174,3 +174,4 @@ dist
 # Finder (MacOS) folder config
 .DS_Store
 DATABASE.db
+chats

src/Room.ts

@@ -4,7 +4,8 @@ import { Client } from "./Client";
 import { proto } from "pianoverse";
 import { addRoomBan, getRoomBans } from "./Database";
 import { Server } from "./Server";
-
+import { writeFileSync, existsSync, readFileSync } from "fs";
+import { join } from "path";
 interface Ban {
   banTime: number;
   minutes: number;
@@ -19,31 +20,53 @@ export class Room {
 
   constructor(name: string, owner: string) {
     this.name = name;
-    if(this.name == "Lobby" || this.name == "Backrooms") {
+    if (Server.specialRooms.includes(this.name)) {
       this.owner = "";
     } else {
       this.owner = owner;
     }
-    this.systemMessage("This is a development server. Instability may occur. Written by @fucksophie")
+    if (existsSync("chats/" + this.name)) {
+      const welcome = proto.ServerMessage.fromBinary(
+        readFileSync("chats/" + this.name)
+      ).welcome;
+      if (!welcome) return;
+
+      this.chats = welcome.chat;
+      this.owner = welcome.owner;
+    } else {
+      this.systemMessage(
+        "This is a development server. Instability may occur. Written by @fucksophie"
+      );
+    }
   }
 
   private addToChatArray(chat: proto.ServerMessage_Chat) {
     this.chats.push(chat);
     if (this.chats.length > 150) this.chats.shift();
+    writeFileSync(
+      join("chats", this.name),
+      new proto.ServerMessage({
+        event: proto.ServerMessage_EventType.WELCOME,
+        welcome: {
+          chat: this!.chats,
+          owner: this.owner,
+        },
+      }).toBinary()
+    );
   }
 
   systemMessage(message: string) {
     const system = Server.systemMessage(message);
     this.addToChatArray(system.chat!);
     this.particpiants.forEach((z) => {
-      z.clients.forEach(g => {
+      z.clients.forEach((g) => {
         g.send(system);
-      })
+      });
     });
   }
   chat(ws: ServerWebSocket<Client>, message: string) {
     const profile = Server.profiles.get(ws.data.id);
-    if(!profile) return;
+    if (!profile) return;
 
     const chatPacket = new proto.ServerMessage({
       event: proto.ServerMessage_EventType.CHAT,
@@ -63,17 +86,17 @@ export class Room {
   }
 
   ban(ws: ServerWebSocket<Client>, minutes: number) {
-    if(this.name == 'Backrooms') return;
-    addRoomBan(ws.data.id, this.name, minutes, Date.now())
+    if (this.name == "Backrooms") return;
+    addRoomBan(ws.data.id, this.name, minutes, Date.now());
 
     ws.data.backrooms();
   }
   checkBan(ws: ServerWebSocket<Client>) {
-    const ban = getRoomBans(this.name)?.find(z=> z.id == ws.data.id);
-    if(!ban) return false;
-    const time = ban.banTime - (Date.now() - (ban.minutes * 60 * 1000));
+    const ban = getRoomBans(this.name)?.find((z) => z.id == ws.data.id);
+    if (!ban) return false;
+    const time = ban.banTime - (Date.now() - ban.minutes * 60 * 1000);
 
-    if(time <= 0) {
+    if (time <= 0) {
       return false; // Database.ts automatically removes the ban
     } else {
       return time;
@@ -91,7 +114,8 @@ export class Room {
       particpiant.addClient(ws.data);
     }
 
-    ws.data.send(new proto.ServerMessage({
+    ws.data.send(
+      new proto.ServerMessage({
         event: proto.ServerMessage_EventType.WELCOME,
         welcome: {
           id: ws.data.id,
@@ -102,7 +126,8 @@ export class Room {
           chat: ws.data.room!.chats,
           role: particpiant.profile.role,
         },
-    }));    
+      })
+    );
     if (particpiant.clients.length <= 1) {
       //#region Annouce to everyone that the user has joined
       const joinMessage = new proto.ServerMessage({

src/Server.ts

@@ -4,6 +4,7 @@ import type { ServerWebSocket } from "bun";
 import { Room } from "./Room";
 import { Profile } from "./Profile";
 import { addSiteBan, getSiteBan, removeSiteBan } from "./Database";
+import * as fs from "fs";
 
 const CEventType = proto.ClientMessage_EventType;
 const SEventType = proto.ServerMessage_EventType;
@@ -13,6 +14,7 @@ export class Server {
   static rooms = new Map<string, Room>();
   static profiles = new Map<string, Profile>();
 
+  static specialRooms = ["Lobby", "Backrooms"];
   static systemMessage(message: string): proto.ServerMessage {
     return new proto.ServerMessage({
       event: proto.ServerMessage_EventType.CHAT,
@@ -38,6 +40,22 @@ export class Server {
   }
 
   constructor(port: number) {
+    try {
+      fs.mkdirSync("chats");
+    } catch {}
+    setInterval(() => {
+      let allStats: { stat: fs.Stats; name: string }[] = [];
+      for (const name of fs.readdirSync("chats/")) {
+        if (Server.specialRooms.includes(name)) return;
+
+        allStats.push({ stat: fs.statSync("chats/" + name), name });
+      }
+      allStats = allStats.sort(
+        (a, b) => b.stat.mtime.getTime() - a.stat.mtime.getTime()
+      );
+      const deleteThese = allStats.slice(5);
+      deleteThese.forEach((z) => fs.unlinkSync("chats/" + z.name));
+    }, 5000);
     Bun.serve({
       // #region WS upgrading
       fetch(req, server) {
@@ -198,7 +216,7 @@ export class Server {
             if (!ws.data.room) return;
             const profile = Server.profiles.get(ws.data.id);
             if (!profile) return;
-            if(!ws.data.room.owner) return;
+            if (!ws.data.room.owner) return;
             if (profile.role !== proto.Role.DEVELOPER) {
               if (ws.data.room.owner != ws.data.id) return;
             }