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/* eslint-disable no-undef */
function setupLiveReload(): void {
const stopWs = localStorage.getItem("stop-ws");
if (!!stopWs) return;
const protocol = window.location.protocol === "http:" ? "ws:" : "wss:";
const ws = new WebSocket(
`${protocol}//${window.location.hostname}:${window.location.port}/ws`,
);
ws.addEventListener("message", (message) => {
try {
const event = JSON.parse(message.data);
if (event.type === "file-updated-start") {
showReloadOverlay();
return;
}
if (event.type === "file-updated-done") {
window.location.reload();
return;
}
if (event.type === "file-updated-failed") {
const h1 = document.getElementById("overlay-text");
if (h1) {
h1.innerHTML = "compilation failed";
h1.style.color = "red";
h1.style.margin = "";
}
const div = document.getElementById("overlay");
if (div) {
const content = JSON.stringify(event.data, undefined, 2);
const pre = document.createElement("pre");
pre.id = "error-text";
pre.style.margin = "";
pre.textContent = content;
div.style.backgroundColor = "rgba(0,0,0,0.8)";
div.style.flexDirection = "column";
div.appendChild(pre);
}
console.error(event.data.error);
return;
}
if (event.type === "file-updated") {
window.location.reload();
return;
}
} catch (e) {
return;
}
console.log("unsupported", message);
});
ws.addEventListener("error", (error) => {
console.error(error);
});
ws.addEventListener("close", (message) => {
setTimeout(setupLiveReload, 1500);
});
}
setupLiveReload();
function showReloadOverlay(): void {
const d = document.createElement("div");
d.id = "overlay";
d.style.position = "fixed";
d.style.left = "0px";
d.style.top = "0px";
d.style.width = "100vw";
d.style.height = "100vh";
d.style.display = "flex";
d.style.alignItems = "center";
d.style.justifyContent = "center";
d.style.fontFamily = `system-ui, -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif`;
d.style.color = "white";
d.style.backgroundColor = "rgba(0,0,0,0.5)";
d.style.zIndex = String(Number.MAX_SAFE_INTEGER);
const h = document.createElement("h1");
h.id = "overlay-text";
h.style.margin = "auto";
h.innerHTML = "Reloading...";
d.appendChild(h);
if (document.body.firstChild) {
document.body.insertBefore(d, document.body.firstChild);
} else {
document.body.appendChild(d);
}
}
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