chore: initial commit — CS2 Simulator

2026-07-05 10:40:00 +00:00
commit c268557997
40 changed files with 824236 additions and 0 deletions
@@ -0,0 +1,93 @@
+// WebSocket client for real-time features
+const WS = {
+    _ws: null,
+    _reconnectTimer: null,
+    _listeners: {},
+    _connected: false,
+
+    connect() {
+        if (this._ws && this._ws.readyState === WebSocket.OPEN) return;
+
+        const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
+        const url = `${protocol}//${window.location.host}/ws`;
+
+        try {
+            this._ws = new WebSocket(url);
+        } catch (e) {
+            console.warn('WS connection failed, retrying in 5s');
+            this._scheduleReconnect();
+            return;
+        }
+
+        this._ws.onopen = () => {
+            this._connected = true;
+            this._emit('connected');
+        };
+
+        this._ws.onclose = () => {
+            this._connected = false;
+            this._emit('disconnected');
+            this._scheduleReconnect();
+        };
+
+        this._ws.onerror = () => {
+            this._emit('error');
+        };
+
+        this._ws.onmessage = (event) => {
+            try {
+                const data = JSON.parse(event.data);
+                this._emit(data.type, data);
+            } catch (e) {
+                // ignore non-JSON messages
+            }
+        };
+
+        // Keepalive ping every 30s
+        this._pingInterval = setInterval(() => {
+            if (this._ws && this._ws.readyState === WebSocket.OPEN) {
+                this._ws.send(JSON.stringify({ type: 'ping' }));
+            }
+        }, 30000);
+    },
+
+    disconnect() {
+        if (this._pingInterval) clearInterval(this._pingInterval);
+        if (this._reconnectTimer) clearTimeout(this._reconnectTimer);
+        if (this._ws) {
+            this._ws.onclose = null;
+            this._ws.close();
+            this._ws = null;
+        }
+        this._connected = false;
+    },
+
+    _scheduleReconnect() {
+        if (this._reconnectTimer) return;
+        this._reconnectTimer = setTimeout(() => {
+            this._reconnectTimer = null;
+            this.connect();
+        }, 5000);
+    },
+
+    on(event, callback) {
+        if (!this._listeners[event]) this._listeners[event] = [];
+        this._listeners[event].push(callback);
+        return () => {
+            this._listeners[event] = this._listeners[event].filter(cb => cb !== callback);
+        };
+    },
+
+    _emit(event, data) {
+        (this._listeners[event] || []).forEach(cb => cb(data));
+        // Also emit all for catch-all listeners
+        (this._listeners['*'] || []).forEach(cb => cb(event, data));
+    },
+
+    isConnected() {
+        return this._connected;
+    }
+};
+
+// Auto-connect on page load
+document.addEventListener('DOMContentLoaded', () => WS.connect());