52 lines
1.1 KiB
JavaScript
52 lines
1.1 KiB
JavaScript
"use-strict";
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const objSerialize = (obj, keys, cb) => {
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let a = Object.create(null)
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for (const key of keys)
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a[key] = obj[key]
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if (cb)
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return cb(a, obj)
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return a
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}
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const objBulkSet = (obj, target, pairs) => {
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if (typeof obj[target] != "object")
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obj[target] = Object.create(null)
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for (const key in pairs)
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if (pairs[key] != undefined)
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obj[target][key] = pairs[key]
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}
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const fromConstToPascal = string => {
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let a = ''
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let b = true
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for (const char of string)
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if (char == '_')
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b = true
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else {
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a += b ? char : char.toLowerCase()
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b = false
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}
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return a
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}
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const notNullElse = (a, fallback) => a != null && a != undefined ? a : fallback
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const arrSerializeSort = array => array.filter(Boolean).map((a,i) => a.serialize(i)).sort((a,b) => a.id.localeCompare(b.id))
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const SCHEMA_VERSION = 7
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const toRadioSongs = songs => ({
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"version": SCHEMA_VERSION,
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songs
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})
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module.exports = {
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SCHEMA_VERSION,
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objSerialize,
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objBulkSet,
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arrSerializeSort,
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fromConstToPascal,
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notNullElse,
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toRadioSongs
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}
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