[TSM.ID].[11031972] PXE : Platform X Ecosystem I [118 Module -LIVE-]

jumpa-chat/lib/zero-socket.ts

@@ -0,0 +1,119 @@
+// [TSM.ID].[11031972] -- All Rights Reserved. Proprietary & Confidential.
+export type SocketCallback = (data: unknown) => void;
+
+export class ZeroSocket {
+  private url: string;
+  private listeners: Record<string, SocketCallback[]> = {};
+  private eventSource: EventSource | null = null;
+  private channel: string = "global_lobby";
+  public id: string;
+
+  constructor(url: string) {
+    this.url = url;
+    // Generate random id simulating socket.id
+    this.id = Math.random().toString(36).substring(2, 15);
+  }
+
+  // Connect is called explicitly or implicitly
+  connect() {
+    if (this.eventSource) return;
+    this.initSSE(this.channel);
+  }
+
+  private initSSE(channelName: string) {
+    if (this.eventSource) {
+      this.eventSource.close();
+    }
+    
+    this.eventSource = new EventSource(`/api/omnibrain/sse?channel=${channelName}`);
+    
+    this.eventSource.onmessage = (e) => {
+      try {
+        const data = JSON.parse(e.data);
+        if (data.event && this.listeners[data.event]) {
+          this.listeners[data.event].forEach(fn => fn(data.payload));
+        }
+      } catch {
+        // Abaikan parse error (mungkin keep-alive)
+      }
+    };
+    
+    this.eventSource.onerror = () => {
+        console.warn("[ZeroSocket] SSE Koneksi terputus, mencoba memulihkan otomatis...");
+    };
+  }
+
+  on(event: string, callback: SocketCallback) {
+    if (!this.listeners[event]) this.listeners[event] = [];
+    this.listeners[event].push(callback);
+    return this; // for chaining
+  }
+  
+  once(event: string, callback: SocketCallback) {
+    const onceWrapper = (data: unknown) => {
+        callback(data);
+        this.off(event, onceWrapper);
+    };
+    this.on(event, onceWrapper);
+    return this;
+  }
+
+  off(event: string, callback?: SocketCallback) {
+    if (!this.listeners[event]) return this;
+    if (callback) {
+        this.listeners[event] = this.listeners[event].filter(cb => cb !== callback);
+    } else {
+        delete this.listeners[event];
+    }
+    return this;
+  }
+
+  emit(event: string, payload: string | Record<string, unknown> = {}) {
+    const normalizedPayload = typeof payload === 'string' ? { value: payload } : payload;
+    // Simulasi `socket.join(room)`
+    // Di backend socket.io asli, `join` memasukkan client ke room. Di ZeroSocket, kita mengubah parameter channel SSE.
+    if (event === "qr_auth_init") {
+       this.channel = `qr_session_${(payload as Record<string, unknown>).sessionId}`;
+       this.initSSE(this.channel);
+    } else if (event === "guest_knock") {
+       // Kita ganti channel menjadi lobby_ROOM agar bisa mendengarkan approval
+       this.channel = `guest_${this.id}`;
+       this.initSSE(this.channel);
+       (payload as Record<string, any>).guestSocketId = this.id; // Sisipkan ID agar host tahu harus membalas kemana
+    } else if (event === "register_user") {
+       const userId = typeof payload === 'string' ? payload : (payload as Record<string, unknown>).userId;
+       this.channel = `USER_${userId}`;
+       this.initSSE(this.channel);
+    }
+
+    // Fire & Forget HTTP POST ke Redis PubSub OmniBrain
+    fetch('/api/omnibrain/emit', {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify({ 
+        channel: this.channel, 
+        event, 
+        payload: normalizedPayload 
+      })
+    }).catch(() => console.error("[ZeroSocket] Gagal memancarkan sinyal:"));
+    
+    return this;
+  }
+
+  disconnect() {
+    if (this.eventSource) {
+      this.eventSource.close();
+      this.eventSource = null;
+    }
+  }
+}
+
+// Named export 'io' untuk meniru "import { io } from 'socket.io-client'"
+export const io = (url?: string, options?: any) => {
+  const socket = new ZeroSocket(url || "");
+  socket.connect();
+  return socket; 
+};
+
+// Export tipe tiruan
+export type Socket = ZeroSocket;