pinafore/routes/_utils/sorting.js

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import padStart from 'lodash-es/padStart'
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export function zeroPad (str, toSize) {
return padStart(str, toSize, '0')
}
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export function toPaddedBigInt (id) {
return zeroPad(id, 30)
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}
export function toReversePaddedBigInt (id) {
let bigInt = toPaddedBigInt(id)
let res = ''
for (let i = 0; i < bigInt.length; i++) {
res += (9 - parseInt(bigInt.charAt(i), 10)).toString(10)
}
return res
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}
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export function byItemIds (a, b) {
let aPadded = toPaddedBigInt(a)
let bPadded = toPaddedBigInt(b)
return aPadded < bPadded ? -1 : aPadded === bPadded ? 0 : 1
}