regionNameWithEmoji

regionNameWithEmoji.swift

import Foundation

extension Locale {
    var regionEmoji: String? {
        guard let regionCode = regionCode else { return nil }
        return regionCode
            .unicodeScalars
            .map({ 127397 + $0.value })
            .compactMap(UnicodeScalar.init)
            .map(String.init)
            .joined()
    }
    
    func regionNameWithEmoji(for languageCode: String) -> String? {
        guard let regionCode = regionCode,
              let localizedRegionName = Locale(identifier: languageCode).localizedString(forRegionCode: regionCode),
              let emoji = regionEmoji else { return nil }
        return localizedRegionName + emoji
    }
}
print(Locale(identifier: "ja_JP").regionNameWithEmoji(for: "ja") ?? "-") // 日本🇯🇵
print(Locale(identifier: "en_US").regionNameWithEmoji(for: "ja") ?? "-") // アメリカ合衆国🇺🇸
print(Locale(identifier: "fr_FR").regionNameWithEmoji(for: "ja") ?? "-") // フランス🇫🇷
print(Locale(identifier: "ja_JP").regionNameWithEmoji(for: "en") ?? "-") // Japan🇯🇵
print(Locale(identifier: "en_US").regionNameWithEmoji(for: "en") ?? "-") // United States🇺🇸
print(Locale(identifier: "fr_FR").regionNameWithEmoji(for: "en") ?? "-") // France🇫🇷