78 lines
1.8 KiB
JavaScript
78 lines
1.8 KiB
JavaScript
import path from 'path'
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import as from './common/async'
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import dl from './common/download'
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import crypto from 'crypto'
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const values = require(path.join(process.cwd(), 'values.json'))
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let externalTracks = {}
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function createHash (data) {
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return crypto
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.createHash('sha1')
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.update(data.artist + data.name)
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.digest('hex')
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.substr(0, 8)
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}
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async function getTrackMetaReal (id) {
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if (!id || !externalTracks[id]) return null
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let trdata = externalTracks[id]
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if (trdata.file) return Object.assign({}, trdata)
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let trsrch = 'ytsearch1:' + trdata.artist + ' - ' + trdata.title
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let dldata = await dl.getVideoInfo(trsrch)
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externalTracks[id] = {
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id: trdata.id,
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title: trdata.title,
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artist: trdata.artist,
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file: dldata.url,
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duration: dldata.duration,
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external: true
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}
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return Object.assign({}, externalTracks[id])
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}
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async function search (track, limit = 30) {
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if (!values.lastfm) return []
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let data
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try {
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data = await as.GET(`http://ws.audioscrobbler.com/2.0/?method=track.search&track=${track}&api_key=${values.lastfm}&format=json&limit=${limit}`)
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data = JSON.parse(data)
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if (!data.results || !data.results.trackmatches || !data.results.trackmatches.track) {
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throw new Error('No results')
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}
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} catch (e) {
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return []
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}
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let final = []
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for (let i in data.results.trackmatches.track) {
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let res = data.results.trackmatches.track[i]
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let clean = {
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id: createHash(res),
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artist: res.artist,
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title: res.name,
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external: true
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}
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if (externalTracks[clean.id]) {
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// Copy object
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clean = Object.assign({}, externalTracks[clean.id])
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} else {
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// Save in cache
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externalTracks[clean.id] = clean
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}
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final.push(clean)
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}
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return final
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}
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export default {search, getTrackMetaReal}
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