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musis.ts
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musis.ts
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import fs, { Stats, lstat } from 'fs'
import readline from 'readline'
import path from 'path'
const TEMPLATE_FILENAME = 'musis-template.html'
const PLACEHOLDER = '<div class="musis"></div>'
const DEFAULT_TEMPLATE = `<!DOCTYPE HTML>
<html>
<head>
<title>MusIs</title>
<meta charset="UTF-8" />
<style>
.musis_playlist, .musis_audio {
background: #666;
width: 400px;
padding: 20px;
}
.musis_playlist {
display: none;
}
.musis_playlist a {
color: #eeeedd;
background: #333;
padding: 5px;
display: block;
}
.musis_playlist a:hover {
text-decoration: none;
}
.musis_playlist .musis_active {
color: #5DB0E6;
text-decoration: none;
}
</style>
<script>
function musisRegister(audio, playlist) {
audio.volume = 1.0
audio.play()
var current = 0;
const tracks = playlist.querySelectorAll('li a')
const len = tracks.length
for (var i = 0; i < tracks.length; i++) {
tracks[i].addEventListener('click', (function (i, event) {
event.preventDefault()
run(i)
}).bind(this, i))
}
audio.addEventListener('ended', function (event) {
current++;
if (current == len) {
current = 0;
}
run(current);
});
function run (index, stop) {
current = index
audio.src = tracks[index].dataset.file;
const currentActive = playlist.querySelector('.musis_active')
if (currentActive) currentActive.classList.remove('musis_active')
tracks[index].classList.add('musis_active')
audio.load();
if (!stop) audio.play();
}
run(0, true)
}
</script>
</head>
<body>
<div class="musis"></div>
</body>
</html>
`
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout
})
const fsp = fs.promises
function q1 (_recursive?: string[]): Promise<string[]> {
return new Promise((resolve, reject) => {
try {
rl.question('νμ₯μ μ
λ ₯.(μμ: mp3) κ·Έλ§ μ
λ ₯νλ €λ©΄ μν°>', async (answer) => {
if (answer) {
if (_recursive) {
_recursive.push(answer)
return resolve(await q1(_recursive))
} else {
return resolve(await q1([ answer ]))
}
} else {
resolve(_recursive || [])
}
})
} catch (err) {
reject(err)
}
})
}
function q2 (cwd: string, _recursive?: string[]): Promise<string[]> {
return new Promise((resolve, reject) => {
let subdir = ''
try {
rl.question('μμ
μ€μΊν νμ ν΄λ μ΄λ¦. κ·Έλ§ μ
λ ₯νλ €λ©΄ μν°>', async (answer) => {
if (answer) {
const stat = await fsp.lstat(subdir = path.join(cwd, answer))
if (!stat.isDirectory()) throw new Error('ν΄λκ° μλ: ' + subdir)
if (_recursive) {
_recursive.push(answer)
return resolve(await q2(cwd, _recursive))
} else {
return resolve(await q2(cwd, [ answer ]))
}
} else {
resolve(_recursive || [])
}
})
} catch (err) {
if (err.code === 'ENOENT') {
reject(new Error('μ‘΄μ¬νμ§ μλ ν΄λ: ' + subdir))
} else {
reject(err)
}
}
})
}
function checkExtension(fileName: string, extensionArray: string[]): boolean {
const split = fileName.split('.')
const last = split[split.length - 1].toLowerCase()
for (let ext of extensionArray) {
if (last === ext.toLowerCase()) {
return true
}
}
return false
}
async function dirToHtml (cwd: string, subdir: string, exts: string[]): Promise<string|number> {
const subcwd = path.join(cwd, subdir)
// νμΌ μ½κΈ°
console.log('νμΌ μ½μ΄λ€μ΄λ μ€...')
const files = await fsp.readdir(subcwd)
console.log('ν΄λμμ μ΄ νμΌ κ°―μ: ' + files.length)
const filesNameFilter = files.filter(v => checkExtension(v, exts))
console.log('νμ₯μμ λ§λ νμΌ κ°―μ: ' + filesNameFilter.length)
const filesTypeFilter = []
let _path: string
let _stat: Stats
for (let file of filesNameFilter) {
_path = path.join(subcwd, file)
_stat = await fsp.lstat(_path)
if (_stat.isFile()) filesTypeFilter.push(file)
}
console.log('ν΄λ μ μΈ ν κ°―μ: ' + filesTypeFilter.length)
if (filesTypeFilter.length === 0) {
console.error('μ°Ύμ νμΌ κ°―μ 0. 무μλ¨')
return 3
}
console.log('HTML λΉλ μ€...')
let hash = parseInt('' + (Math.random() * 0xFFFFFF)).toString(16).padStart(6, '0')
let source = `\n <p class="musis_title musis_title_${ hash }">${ subdir }</p>
<audio class="musis_audio musis_audio_${ hash }" controls></audio>
<ul class="musis_playlist musis_playlist_${ hash }">`
for (let music of filesTypeFilter) {
source += `\n <li>
<a data-file="${ path.join(subdir, music) }" href="#">${ music }</a>
</li>`
}
source += `\n </ul>
<script>
musisRegister(document.querySelector('.musis_audio_${ hash }'), document.querySelector('.musis_playlist_${ hash }'))
</script>`
return source
}
async function main (): Promise<number> {
const cwd = path.resolve('.')
console.log('νμ¬ ν΄λ: ' + cwd)
// ν
νλ¦Ώ μ½κ±°λ μμΌλ©΄ μλ‘ λ§λ€κΈ°
let template: string
const templateFile = path.join(cwd, TEMPLATE_FILENAME)
try {
template = await fsp.readFile(templateFile, 'utf-8')
} catch (err) {
if (err.code === 'ENOENT') {
fsp.writeFile(templateFile, DEFAULT_TEMPLATE, 'utf-8')
console.log(`ν
νλ¦Ώ μλ‘ μμ±(${ TEMPLATE_FILENAME }) μνλ λλ‘ μ»€μ€ν°λ§μ΄μ§`)
console.log('μ΄ν νλ‘κ·Έλ¨ μ¬μμ')
console.log(`\n(μ£Όμ: "${ PLACEHOLDER }" νκ·Έ νΈμ§ κΈμ§)`)
return 10
} else {
throw err
}
}
// ν
νλ¦Ώ μ ν¨μ± νμΈ
if (template.indexOf(PLACEHOLDER) === -1) {
console.error(`ν
νλ¦Ώμμ "${ PLACEHOLDER }" νκ·Έλ₯Ό μ°Ύμ μ μμ`)
return 10
}
// νμ ν΄λ μ ν
const subdirs = await q2(cwd)
// νμ₯μ
const exts = await q1()
if (exts.length === 0) {
console.error('μ무 νμ₯μλ μ
λ ₯νμ§ μμμΌλ―λ‘ λ¬΄μ')
return 3
} else {
console.log('μ
λ ₯λ νμ₯μ:', exts)
}
let sources = ''
let result: string|number = 0
for (const subdir of subdirs) {
result = await dirToHtml(cwd, subdir, exts)
if (typeof result === 'number') return result
sources += result
}
console.log('HTML νμΌ μμ± μ€...')
const html = template.replace(PLACEHOLDER, sources)
await fsp.writeFile(`MusIs.html`, html, 'utf-8')
console.log('μ±κ³΅')
return 3
}
main().then(timeout => {
console.log('=μ’
λ£=')
console.log(`μ½μ ${ timeout }μ΄ ν λ«ν...`)
setTimeout(() => {
process.exit(0)
}, timeout * 1000)
}).catch(err => {
console.error(err)
console.error('=μΉλͺ
μ μλ¬=')
console.error('μ½μ 10μ΄ ν λ«ν...')
setTimeout(() => {
process.exit(0)
}, 10000)
})