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35 lines
1.5 KiB
HTML
35 lines
1.5 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<body>
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<h1>Websocket test client</h1>
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<input id="url" type="text" placeholder="Type URL" value="ws://localhost:8000/websocket" style="width:20em;" />
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<button id="connect">connect</button>
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<div style="height: 0.3em;"> </div>
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<input id="message" type="text" placeholder="Type message" style="width: 20em;" />
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<button id="send">send message</button>
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<div style="margin-top: 1em;">Event log:</div>
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<div id="log" style="background: #eee; height: 10em; padding: 0.5em;"><div>
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</body>
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<script>
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var ws, E = function(id) { return document.getElementById(id); };
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var url = E('url'), connect = E('connect'), message = E('message'), send = E('send'), log = E('log');
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var enable = function(en) { message.disabled = send.disabled = !en; url.disabled = en; connect.innerHTML = en ? 'disconnect' : 'connect'; };
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enable(false)
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connect.onclick = function() {
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if (ws) { ws.close(); return; }
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ws = new WebSocket(url.value);
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if (!ws) return;
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ws.onopen = function() { log.innerHTML += 'CONNECTION OPENED<br/>'; }
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ws.onmessage = function(ev) { log.innerHTML += 'RECEIVED: ' + ev.data + '<br/>'; }
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ws.onerror = function(ev) { log.innerHTML += 'ERROR: ' + ev + '<br/>'; }
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ws.onclose = function() { log.innerHTML += 'CONNECTION CLOSED<br/>'; enable(false); ws = null; }
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enable(true);
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};
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send.onclick = function() {
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if (!ws) return;
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log.innerHTML += 'SENT: ' + message.value + '<br/>';
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ws.send(message.value);
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}
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</script>
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</html>
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