84 lines
1.8 KiB
JavaScript
84 lines
1.8 KiB
JavaScript
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export function indexOf(array, predicate) {
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for (let i in array) {
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if (predicate(array[i])) {
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return i;
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}
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}
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return -1;
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}
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export async function renderProperty(
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name,
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fn,
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metadata,
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project_settings,
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prefix = ""
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) {
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let value;
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if (typeof fn === "string") {
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value = fn;
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} else {
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value = await fn(metadata, project_settings);
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}
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if (value === null) {
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return "";
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} else if (value && value.$replace) {
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return value.$replace;
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} else {
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return `<property name="${prefix}${name}">${value}</property>`;
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}
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}
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export async function renderAllProps(
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props,
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metadata,
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project_settings,
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prefix = ""
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) {
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return (
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await Promise.all(
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Object.entries(props).map(([name, fn]) =>
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renderProperty(name, fn, metadata, project_settings, prefix)
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)
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)
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).join("\n");
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}
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export function getStream(tracks, type) {
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return tracks.find((track) => track["@type"] == type);
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}
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const HOUR = 60 * 60;
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const MINUTE = 60;
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export function formatDuration(float_s) {
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const hours = Math.floor(float_s / HOUR);
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float_s = float_s - hours * HOUR;
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const minutes = Math.floor(float_s / MINUTE);
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const seconds = float_s - minutes * MINUTE;
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return `${twoDigits(hours)}:${twoDigits(minutes)}:${twoDigits(seconds, 5)}`;
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}
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export function twoDigits(number, decimal = 0) {
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let [int, dec] = number.toFixed(decimal).split(".");
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dec = dec || "";
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if (dec == "") {
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return int.padStart(2, "0");
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} else {
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return int.padStart(2, "0") + "." + dec;
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}
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}
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export function getStreamIndex(trackarray, type) {
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const array_index = indexOf(trackarray, (e) => e["@type"] == type);
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return array_index == -1 ? -1 : trackarray[array_index].StreamOrder || 0;
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}
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export function* makeIDGen(first = 1) {
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let i = first;
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while (true) {
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yield i;
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i++;
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}
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}
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