53 lines
1.3 KiB
TypeScript
53 lines
1.3 KiB
TypeScript
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/* eslint-disable no-undef */
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function setupLiveReload(): void {
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const ws = new WebSocket("wss://localhost:8080/ws");
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ws.addEventListener("message", (message) => {
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try {
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const event = JSON.parse(message.data);
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if (event.type === "file-updated-start") {
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showReloadOverlay();
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return;
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}
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if (event.type === "file-updated-done") {
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window.location.reload();
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return;
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}
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} catch (e) {
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return
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}
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console.log("unsupported", event);
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});
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ws.addEventListener("error", (error) => {
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console.error(error);
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});
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ws.addEventListener("close", (message) => {
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setTimeout(setupLiveReload, 1500);
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});
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}
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setupLiveReload();
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function showReloadOverlay(): void {
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const d = document.createElement("div");
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d.style.position = "absolute";
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d.style.width = "100%";
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d.style.height = "100%";
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d.style.color = "white";
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d.style.backgroundColor = "rgba(0,0,0,0.5)";
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d.style.display = "flex";
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d.style.justifyContent = "center";
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const h = document.createElement("h1");
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h.style.margin = "auto";
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h.innerHTML = "reloading...";
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d.appendChild(h);
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if (document.body.firstChild) {
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document.body.insertBefore(d, document.body.firstChild);
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} else {
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document.body.appendChild(d);
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}
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}
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