Add language catalog selector
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diyaa
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import Foundation
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public struct LocalLanguageCatalog: Sendable {
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public let items: [LanguageCatalogItem]
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public init(items: [LanguageCatalogItem] = LocalLanguageCatalog.worldwideItems) {
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self.items = items
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}
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public var familyCategories: [String] {
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Array(Set(items.map(\.familyCategory)))
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.sorted { $0.localizedCaseInsensitiveCompare($1) == .orderedAscending }
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}
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public func languages(
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matching query: String,
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familyCategory: String? = nil
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) -> [LanguageCatalogItem] {
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let searchTokens = Self.searchTokens(for: query)
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let selectedFamilyCategory = familyCategory?.trimmingCharacters(in: .whitespacesAndNewlines)
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return items
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.filter { item in
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let matchesSearch = searchTokens.isEmpty || searchTokens.allSatisfy { token in
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Self.searchableTerms(for: item).contains { $0.contains(token) }
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}
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let matchesFamily = selectedFamilyCategory?.isEmpty != false || item.familyCategory == selectedFamilyCategory
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return matchesSearch && matchesFamily
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}
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.sorted { $0.name.localizedCaseInsensitiveCompare($1.name) == .orderedAscending }
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}
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public static let worldwideItems: [LanguageCatalogItem] =
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middleEastAndNorthAfrica + europe + southAsia + eastAsia + southeastAsia + africa + americas + oceaniaAndPacific
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private static let middleEastAndNorthAfrica: [LanguageCatalogItem] = [
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item("arabic", "Arabic", "Middle East & North Africa", aliases: ["العربية"], terms: ["عربي"]),
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item("hebrew", "Hebrew", "Middle East & North Africa", aliases: ["עברית"]),
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item("persian", "Persian", "Middle East & North Africa", aliases: ["Farsi", "فارسی"]),
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item("turkish", "Turkish", "Middle East & North Africa", aliases: ["Türkçe"]),
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item("kurdish", "Kurdish", "Middle East & North Africa", aliases: ["Kurdî"]),
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item("armenian", "Armenian", "Middle East & North Africa"),
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item("azerbaijani", "Azerbaijani", "Middle East & North Africa", aliases: ["Azeri"]),
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item("tamazight", "Tamazight", "Middle East & North Africa", aliases: ["Berber"])
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]
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private static let europe: [LanguageCatalogItem] = [
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item("english", "English", "Europe", aliases: ["English language"]),
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item("german", "German", "Europe", aliases: ["Deutsch"]),
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item("french", "French", "Europe", aliases: ["Français"]),
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item("spanish", "Spanish", "Europe", aliases: ["Español"]),
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item("portuguese", "Portuguese", "Europe", aliases: ["Português"]),
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item("italian", "Italian", "Europe", aliases: ["Italiano"]),
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item("russian", "Russian", "Europe", aliases: ["Русский"]),
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item("ukrainian", "Ukrainian", "Europe", aliases: ["Українська"]),
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item("polish", "Polish", "Europe", aliases: ["Polski"]),
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item("dutch", "Dutch", "Europe", aliases: ["Nederlands"]),
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item("swedish", "Swedish", "Europe", aliases: ["Svenska"]),
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item("norwegian", "Norwegian", "Europe", aliases: ["Norsk"]),
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item("danish", "Danish", "Europe", aliases: ["Dansk"]),
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item("finnish", "Finnish", "Europe", aliases: ["Suomi"]),
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item("greek", "Greek", "Europe", aliases: ["Ελληνικά"]),
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item("romanian", "Romanian", "Europe", aliases: ["Română"]),
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item("czech", "Czech", "Europe", aliases: ["Čeština"]),
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item("hungarian", "Hungarian", "Europe", aliases: ["Magyar"]),
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item("serbian", "Serbian", "Europe"),
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item("croatian", "Croatian", "Europe"),
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item("bulgarian", "Bulgarian", "Europe")
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]
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private static let southAsia: [LanguageCatalogItem] = [
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item("hindi", "Hindi", "South Asia", aliases: ["हिन्दी"]),
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item("urdu", "Urdu", "South Asia", aliases: ["اردو"]),
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item("punjabi", "Punjabi", "South Asia", aliases: ["ਪੰਜਾਬੀ"]),
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item("bengali", "Bengali", "South Asia", aliases: ["বাংলা"]),
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item("tamil", "Tamil", "South Asia", aliases: ["தமிழ்"]),
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item("telugu", "Telugu", "South Asia", aliases: ["తెలుగు"]),
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item("marathi", "Marathi", "South Asia", aliases: ["मराठी"]),
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item("gujarati", "Gujarati", "South Asia", aliases: ["ગુજરાતી"]),
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item("malayalam", "Malayalam", "South Asia", aliases: ["മലയാളം"]),
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item("kannada", "Kannada", "South Asia", aliases: ["ಕನ್ನಡ"]),
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item("sinhala", "Sinhala", "South Asia"),
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item("nepali", "Nepali", "South Asia", aliases: ["नेपाली"]),
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item("pashto", "Pashto", "South Asia", aliases: ["پښتو"])
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]
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private static let eastAsia: [LanguageCatalogItem] = [
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item("mandarin-chinese", "Mandarin Chinese", "East Asia", aliases: ["Mandarin", "中文", "普通话"]),
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item("cantonese", "Cantonese", "East Asia", aliases: ["廣東話"]),
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item("japanese", "Japanese", "East Asia", aliases: ["日本語"]),
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item("korean", "Korean", "East Asia", aliases: ["한국어"]),
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item("mongolian", "Mongolian", "East Asia")
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]
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private static let southeastAsia: [LanguageCatalogItem] = [
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item("indonesian", "Indonesian", "Southeast Asia", aliases: ["Bahasa Indonesia"]),
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item("malay", "Malay", "Southeast Asia", aliases: ["Bahasa Melayu"]),
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item("vietnamese", "Vietnamese", "Southeast Asia", aliases: ["Tiếng Việt"]),
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item("thai", "Thai", "Southeast Asia", aliases: ["ไทย"]),
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item("tagalog", "Tagalog", "Southeast Asia", aliases: ["Filipino"]),
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item("burmese", "Burmese", "Southeast Asia", aliases: ["Myanmar"]),
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item("khmer", "Khmer", "Southeast Asia"),
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item("lao", "Lao", "Southeast Asia"),
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item("javanese", "Javanese", "Southeast Asia")
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]
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private static let africa: [LanguageCatalogItem] = [
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item("swahili", "Swahili", "Africa", aliases: ["Kiswahili"]),
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item("amharic", "Amharic", "Africa", aliases: ["አማርኛ"]),
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item("hausa", "Hausa", "Africa"),
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item("yoruba", "Yoruba", "Africa"),
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item("igbo", "Igbo", "Africa"),
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item("zulu", "Zulu", "Africa"),
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item("xhosa", "Xhosa", "Africa"),
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item("somali", "Somali", "Africa"),
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item("oromo", "Oromo", "Africa"),
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item("afrikaans", "Afrikaans", "Africa"),
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item("wolof", "Wolof", "Africa"),
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item("shona", "Shona", "Africa")
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]
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private static let americas: [LanguageCatalogItem] = [
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item("haitian-creole", "Haitian Creole", "Americas", aliases: ["Kreyòl"]),
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item("quechua", "Quechua", "Americas"),
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item("guarani", "Guarani", "Americas"),
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item("navajo", "Navajo", "Americas"),
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item("inuktitut", "Inuktitut", "Americas")
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]
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private static let oceaniaAndPacific: [LanguageCatalogItem] = [
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item("maori", "Maori", "Oceania & Pacific", aliases: ["Te Reo Māori"]),
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item("hawaiian", "Hawaiian", "Oceania & Pacific"),
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item("samoan", "Samoan", "Oceania & Pacific"),
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item("tongan", "Tongan", "Oceania & Pacific"),
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item("fijian", "Fijian", "Oceania & Pacific")
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]
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private static func item(
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_ id: String,
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_ name: String,
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_ familyCategory: String,
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aliases: [String] = [],
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terms: [String] = []
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) -> LanguageCatalogItem {
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LanguageCatalogItem(
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id: id,
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name: name,
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familyCategory: familyCategory,
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aliases: aliases,
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searchTerms: terms
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)
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}
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private static func searchableTerms(for item: LanguageCatalogItem) -> [String] {
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searchTokens(for: [item.name, item.familyCategory] + item.aliases + item.searchTerms)
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}
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private static func searchTokens(for query: String) -> [String] {
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searchTokens(for: [query])
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}
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private static func searchTokens(for values: [String]) -> [String] {
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values
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.joined(separator: " ")
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.folding(
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options: [.caseInsensitive, .diacriticInsensitive, .widthInsensitive],
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locale: Locale(identifier: "en_US_POSIX")
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)
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.split(whereSeparator: { $0.isWhitespace || $0 == "-" })
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.map(String.init)
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}
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}
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