2 lines
1.3 KiB
JavaScript
2 lines
1.3 KiB
JavaScript
class c{ws=null;url;reconnectInterval;maxReconnectInterval;reconnectDecay;timeout;forcedClose=!1;onmessage;constructor(e,t={}){this.url=e,this.reconnectInterval=t.reconnectInterval??1e3,this.maxReconnectInterval=t.maxReconnectInterval??3e4,this.reconnectDecay=t.reconnectDecay??1.5,this.timeout=t.timeout??2e3,this.connect()}connect(e=!1){console.log(`Connecting to ${this.url}...`),this.ws=new WebSocket(this.url);let t=setTimeout(()=>{console.warn("Connection timeout, closing socket."),this.ws?.close()},this.timeout);this.ws.onopen=n=>{clearTimeout(t),console.log("WebSocket connected."),this.onmessage&&this.ws?.addEventListener("message",this.onmessage)},this.ws.onerror=n=>{console.error("WebSocket error:",n)},this.ws.onclose=n=>{clearTimeout(t),console.log("WebSocket closed:",n.reason),this.forcedClose||setTimeout(()=>{this.reconnectInterval=Math.min(this.reconnectInterval*this.reconnectDecay,this.maxReconnectInterval),this.connect(!0)},this.reconnectInterval)}}onMessage(e){this.ws&&this.ws.addEventListener("message",e),this.onmessage=e}send(e){this.ws&&this.ws.readyState===WebSocket.OPEN?this.ws.send(e):console.error("WebSocket is not open. Message not sent.")}close(){this.forcedClose=!0,this.ws?.close()}}const s=new c("/ws");s.onMessage(o=>{console.log(o.data)});const i=document.getElementById("ping");i.onclick=()=>{s.send("ping")};
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