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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Draw draw draw</title>
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<script src="draw.js" defer></script>
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</head>
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<body>
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<h1>Disegna <span id="theme"></span></h1>
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<div id="svg-container">
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<svg
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xmlns="http://www.w3.org/2000/svg"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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version="1.1"
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id="svgElement"
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x="0px"
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y="0px"
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width="500px"
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height="500px"
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viewBox="0 0 500 500"
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enable-background="new 0 0 500 500"
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xml:space="preserve"
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></svg>
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</div>
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<button id="submit">Send</button>
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<script>
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const theme = document.querySelector("#theme");
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const socket = new WebSocket(location.origin.replace(/^http/, "ws"));
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socket.onmessage = (event) => {
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let message;
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try {
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message = JSON.parse(event.data);
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} catch (e) {}
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if (message?.type == "theme") {
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theme.innerHTML = message.theme;
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}
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};
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document.querySelector("#submit").addEventListener("click", (event) => {
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const paths = Array.from(document.querySelectorAll("#svgElement path")).reduce(
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(accumulator, current) => {
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return (accumulator += current.getAttribute("d"));
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},
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""
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);
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socket.send(JSON.stringify({ type: "drawings", paths: paths }));
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for (const path of document.querySelectorAll("#svgElement path")) {
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path.remove();
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}
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});
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</script>
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</body>
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</html>
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