mirror of
https://git.sr.ht/~cadence/cloudtube
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101 lines
2.9 KiB
JavaScript
101 lines
2.9 KiB
JavaScript
function timeToPastText(timestamp) {
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const difference = Date.now() - timestamp
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return [
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["year", 365 * 24 * 60 * 60 * 1000],
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["month", 30 * 24 * 60 * 60 * 1000],
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["week", 7 * 24 * 60 * 60 * 1000],
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["day", 24 * 60 * 60 * 1000],
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["hour", 60 * 60 * 1000],
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["minute", 60 * 1000],
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["second", 1 * 1000]
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].reduce((acc, /** @type {[string, number]} */ [unitName, unitValue]) => {
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if (acc) return acc
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if (difference > unitValue) {
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const number = Math.floor(difference / unitValue)
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const pluralUnit = unitName + (number == 1 ? "" : "s")
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return `${number} ${pluralUnit} ago`
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}
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}, null) || "just now"
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}
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function lengthSecondsToLengthText(seconds) {
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let parts = [Math.floor(seconds/3600), Math.floor(seconds/60)%60, seconds%60]
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if (parts[0] === 0) parts = parts.slice(1)
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return parts.map((x, i) => i === 0 ? x : (x+"").padStart(2, "0")).join(":")
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}
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/**
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* Second and Invidious don't return quite the same data. This
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* function normalises them so that all the useful properties are
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* available no matter the kind of instance. The video is modified
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* in-place.
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*
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* Changes:
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* - second__lengthText is added, may be [hh:]mm:ss or "LIVE"
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* - publishedText may be changed to "Live now"
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*/
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function normaliseVideoInfo(video) {
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if (!video.second__lengthText && video.lengthSeconds > 0) {
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video.second__lengthText = lengthSecondsToLengthText(video.lengthSeconds)
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}
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if (!video.second__lengthText && video.lengthSeconds === 0) {
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video.second__lengthText = "LIVE"
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video.liveNow = true
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}
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if (video.publishedText === "0 seconds ago") {
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video.publishedText = "Live now"
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}
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}
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/**
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* YT supports a time parameter t in these possible formats:
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* - [digits] -> seconds
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* - ([digits]:)?[digits]:[digits] -> hours?, minutes, seconds
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* - ([digits]h)?([digits]m)?([digits]s)? -> hours?, minutes?, seconds
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*
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* Try our best to get something suitable out. Fail by returning empty
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* string, meaning nothing suitable was recognised.
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*/
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function tToMediaFragment(t) {
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let resolved = ""
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if (!t || t.length > 10) { // don't parse missing values, don't parse too long strings
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// skip processing
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} else if (t.match(/^[0-9.,]+$/)) {
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resolved = t
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} else if (t.includes(":")) {
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resolved = t.split(":").map(s => s.padStart(2, "0")).join(":") // need to pad each to length 2 for npt
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} else if (t.match(/[hms]/)) {
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let buffer = ""
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let sum = 0
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const multipliers = new Map([
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["h", 60*60],
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["m", 60],
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["s", 1]
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])
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for (const char of t) {
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console.log(char)
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if (char.match(/[0-9]/)) {
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buffer += char
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} else if (char.match(/[hms]/)) {
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sum += +buffer * multipliers.get(char)
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buffer = ""
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} else {
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buffer = ""
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}
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}
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resolved = String(sum)
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}
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if (resolved) {
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return "#t=npt:" + resolved
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} else {
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return ""
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}
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}
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module.exports.timeToPastText = timeToPastText
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module.exports.lengthSecondsToLengthText = lengthSecondsToLengthText
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module.exports.normaliseVideoInfo = normaliseVideoInfo
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module.exports.tToMediaFragment = tToMediaFragment
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