57 lines
1.6 KiB
TypeScript
57 lines
1.6 KiB
TypeScript
import { Lang } from "@/constants/languages"
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import type { DestinationsData } from "@/types/components/destinationOverviewPage/destinationsList/destinationsData"
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import { ApiCountry, Country } from "@/types/enums/country"
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/**
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* Sorts destination data based on language preference:
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* - en: alphabetical order
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* - de: Germany first, then alphabetical
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* - da: Denmark first, then alphabetical
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* - no: Norway first, then alphabetical
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* - sv: Sweden first, then alphabetical
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* - fi: Finland first, then alphabetical
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*
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* @param destinations DestinationsData
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* @param language Lang
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* @returns Sorted array of destinations
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*/
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export function getSortedDestinationsByLanguage(
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destinations: DestinationsData,
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language: Lang
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) {
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const destinationsToSort = [...destinations]
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const firstCountryByLanguage: Record<Lang, Country | null> = {
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[Lang.de]: Country.Germany,
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[Lang.da]: Country.Denmark,
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[Lang.no]: Country.Norway,
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[Lang.sv]: Country.Sweden,
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[Lang.fi]: Country.Finland,
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[Lang.en]: null,
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}
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const firstCountry = firstCountryByLanguage[language]
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// If no country is defined for this language, sort alphabetically
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if (!firstCountry) {
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return destinationsToSort.sort((a, b) =>
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a.country.localeCompare(b.country, language)
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)
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}
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// Get the localized name of the first country
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const localizedCountryName = ApiCountry[language][firstCountry]
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return destinationsToSort.sort((a, b) => {
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if (a.country === localizedCountryName) {
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return -1
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}
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if (b.country === localizedCountryName) {
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return 1
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}
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return a.country.localeCompare(b.country, language)
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})
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}
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