108 lines
3.5 KiB
JavaScript
108 lines
3.5 KiB
JavaScript
async function init() {
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// Make edit button send the "blur" API call so that the MD code is visible
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document.getElementById("edit-button").addEventListener("click", () => {
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api({ type: "blur" });
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});
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document.getElementById("reload-button").addEventListener("click", () => {
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api({ type: "reload" });
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});
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document.getElementById("source-button").addEventListener("click", () => {
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document.getElementById("body-content").innerText = originalMarkdown;
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});
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document.querySelectorAll("a[data-ref]").forEach((el) => {
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el.addEventListener("click", (e) => {
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e.preventDefault();
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syscall("editor.navigate", el.dataset.ref);
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});
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});
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// Find all fenced code blocks and replace them with iframes (if a code widget is defined for them)
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const allWidgets = document.querySelectorAll("pre[data-lang]");
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for (const widget of allWidgets) {
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const lang = widget.getAttribute("data-lang");
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const body = widget.innerText;
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try {
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const result = await syscall("widget.render", lang, body);
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const iframe = document.createElement("iframe");
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iframe.src = "about:blank";
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iframe.onload = () => {
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iframe.contentDocument.write(panelHtml);
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iframe.contentWindow.postMessage({
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type: "html",
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theme: document.getElementsByTagName("html")[0].getAttribute(
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"data-theme",
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),
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...result,
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}, "*");
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};
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widget.parentNode.replaceChild(iframe, widget);
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globalThis.addEventListener("message", (e) => {
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if (e.source !== iframe.contentWindow) {
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return;
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}
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const messageData = e.data;
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switch (messageData.type) {
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case "setHeight":
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iframe.style.height = messageData.height + "px";
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// Propagate height setting to parent
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updateHeight();
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break;
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case "syscall": {
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// Intercept syscall messages and send them to the parent
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const { id, name, args } = messageData;
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syscall(name, ...args).then((result) => {
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iframe.contentWindow.postMessage(
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{ id, type: "syscall-response", result },
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"*",
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);
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}).catch((error) => {
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iframe.contentWindow.postMessage({
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id,
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type: "syscall-response",
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error,
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}, "*");
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});
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break;
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}
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default:
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// Bubble up any other messages to parent iframe
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window.parent.postMessage(messageData, "*");
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}
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});
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} catch (e) {
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if (e.message.includes("not found")) {
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// Not a code widget, ignore
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} else {
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console.error("Error rendering widget", e);
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}
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}
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}
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// Find all task toggles and propagate their state
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document.querySelectorAll("span[data-external-task-ref]").forEach((el) => {
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const taskRef = el.dataset.externalTaskRef;
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el.querySelector("input[type=checkbox]").addEventListener("change", (e) => {
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const oldState = e.target.dataset.state;
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const newState = oldState === " " ? "x" : " ";
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// Update state in DOM as well for future toggles
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e.target.dataset.state = newState;
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console.log("Toggling task", taskRef);
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syscall(
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"system.invokeFunction",
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"tasks.updateTaskState",
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taskRef,
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oldState,
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newState,
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).catch(
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console.error,
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);
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});
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});
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}
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init().catch(console.error);
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