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78 lines
1.9 KiB
JavaScript
78 lines
1.9 KiB
JavaScript
const { orderBy } = require('natural-orderby')
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const iso6393 = require('@freearhey/iso-639-3')
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const transliteration = require('transliteration')
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const categories = require('../data/categories')
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const regions = require('../data/regions')
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const utils = {}
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const intlDisplayNames = new Intl.DisplayNames(['en'], {
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style: 'narrow',
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type: 'region'
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})
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utils.name2id = function (name) {
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return transliteration
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.transliterate(name)
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.replace(/\+/gi, 'Plus')
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.replace(/[^a-z\d]+/gi, '')
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}
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utils.code2flag = function (code) {
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code = code.toUpperCase()
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switch (code) {
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case 'UK':
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return '🇬🇧'
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case 'INT':
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return '🌍'
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case 'UNDEFINED':
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return ''
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default:
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return code.replace(/./g, char => String.fromCodePoint(char.charCodeAt(0) + 127397))
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}
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}
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utils.region2codes = function (region) {
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region = region.toUpperCase()
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return regions[region] ? regions[region].codes : []
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}
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utils.code2name = function (code) {
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try {
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code = code.toUpperCase()
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if (regions[code]) return regions[code].name
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if (code === 'US') return 'United States'
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if (code === 'INT') return 'International'
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return intlDisplayNames.of(code)
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} catch (e) {
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return null
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}
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}
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utils.language2code = function (name) {
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const lang = iso6393.find(l => l.name === name)
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return lang && lang.code ? lang.code : null
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}
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utils.sortBy = function (arr, fields, order = null) {
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fields = fields.map(field => {
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if (field === 'resolution.height') return channel => channel.resolution.height || 0
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if (field === 'status') return channel => channel.status || ''
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return channel => channel[field]
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})
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return orderBy(arr, fields, order)
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}
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utils.removeProtocol = function (string) {
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return string.replace(/(^\w+:|^)\/\//, '')
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}
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utils.sleep = function (ms) {
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return function (x) {
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return new Promise(resolve => setTimeout(() => resolve(x), ms))
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}
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}
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module.exports = utils
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