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'use strict'
const Backend = require('./backend')
const processSmartPlaylist = require('./smart-playlist')
const {
flattenGrouplike,
parentSymbol,
searchForItem
} = require('./playlist-utils')
const {
util: {
ansi,
telchars: telc
}
} = require('./tui-lib')
function untilEvent(object, event) {
return new Promise(resolve => {
object.once(event, resolve)
})
}
const resetLine = '\r\x1b[0J'
const dim = ansi.resetAttributes() + ansi.setAttributes([ansi.A_DIM])
const write = data => process.stdout.write(data)
async function game() {
const backend = new Backend()
const result = await backend.setup()
if (result.error) {
console.error(result.error)
process.exit(1)
}
// TODO: nah
backend.setVolume(60)
process.stdin.setRawMode(true)
process.stdin.on('data', async data => {
if (data[0] === 0x03) {
await backend.stopPlaying()
process.exit(0)
}
})
const sourcePath = process.argv[2] || process.env.HOME + '/Music'
let grouplike = {source: ['crawl-local', sourcePath]}
grouplike = await processSmartPlaylist(grouplike)
// TODO: Actually let the user choose this..!
const group = grouplike.items.find(item => item.name === 'library')
const allTracks = flattenGrouplike(grouplike).items
const displayTrack = (track, shouldLimit) => {
const parent = track[parentSymbol]
const limit = (shouldLimit
? text => text.length > 30 ? '…' + text.slice(-30) : text
: text => text)
process.stdout.write(limit(track.name))
if (parent.name) {
process.stdout.write(' (From ' + limit(parent.name) + ')')
}
}
while (allTracks.length) {
const track = allTracks[Math.floor(Math.random() * allTracks.length)]
backend.play(track)
await untilEvent(backend, 'playing')
console.log('-- Listen! Then press space to pause and make a guess. --')
let startTime = Date.now()
let playTime = 0
let gaveUp = false
let giveUpNext = false
let trackMatch = null
let input = ''
const displayInput = () => {
write(resetLine)
write(' >> ' + ansi.setAttributes([ansi.A_BRIGHT]))
write(input)
write(dim + ' :: ' + ansi.resetAttributes())
if (trackMatch) {
displayTrack(trackMatch, true)
} else {
write(ansi.setForeground(ansi.C_RED))
write('(None)')
write(ansi.resetAttributes())
}
write(`\r\x1b[${4 + input.length}C`)
}
const echoFn = () => {
let t = (playTime + Date.now() - startTime) / 1000
t = Math.floor(t * 10) / 10
if (t % 1 === 0) {
t = t + '.0'
}
write(resetLine + t + 's')
}
while (true) {
let echo
if (!backend.player.isPaused) {
echo = setInterval(echoFn, 50)
}
const key = await untilEvent(process.stdin, 'data')
clearInterval(echo)
if (key[0] === 0x10 || (key[0] === 0x20 && !backend.player.isPaused)) {
if (backend.player.isPaused) {
startTime = Date.now()
console.log(resetLine + dim + '<Unpaused.>')
write(ansi.resetAttributes())
} else {
playTime += Date.now() - startTime
console.log(resetLine + dim + '<Paused. Type the track\'s name below! ^P to resume.>')
write(ansi.resetAttributes())
echoFn()
displayInput()
}
backend.togglePause()
/*
} else if (key[0] === 0x3f && (!key.length || !backend.player.isPaused)) {
backend.setPause(false)
gaveUp = true
break
*/
} else if (backend.player.isPaused) {
if (telc.isBackspace(key)) {
input = input.slice(0, -1)
giveUpNext = false
} else if (telc.isEnter(key)) {
if (trackMatch) {
write('\n')
try {
if (trackMatch === track) {
write(ansi.setAttributes([ansi.A_BRIGHT, ansi.C_GREEN]))
write('-- You got it! --\n')
displayTrack(trackMatch, false)
break
} else {
write(ansi.setAttributes([ansi.A_BRIGHT, ansi.C_RED]))
write('-- Not this one! --\n')
displayTrack(trackMatch, false)
}
} finally {
write(ansi.resetAttributes())
write('\n')
}
} else {
if (giveUpNext) {
backend.setPause(false)
gaveUp = true
break
} else {
write(resetLine + '(Press enter twice in a row to reveal the answer.)\n')
giveUpNext = true
}
}
} else {
input += key.toString()
giveUpNext = false
}
trackMatch = searchForItem({items: allTracks}, input)
displayInput()
}
}
process.stdout.write(resetLine)
if (gaveUp) {
console.log('-- You chose to reveal the track that played. --')
displayTrack(track, false)
console.log('')
}
console.log('-- Press space to continue! ^C to quit. --')
while (true) {
const key = await untilEvent(process.stdin, 'data')
if (key[0] === 0x20) {
break
}
}
console.log('')
}
}
game().catch(err => console.error(err))
|
