darwinMain.io.islandtime.format.TimeZoneTextProvider.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of core-metadata Show documentation

A multiplatform library for working with dates and times

The newest version!

package io.islandtime.format

import io.islandtime.TimeZone
import io.islandtime.locale.Locale
import platform.Foundation.*

actual object PlatformTimeZoneTextProvider : TimeZoneTextProvider {
    override fun timeZoneTextFor(zone: TimeZone, style: TimeZoneTextStyle, locale: Locale): String? {
        return if (zone is TimeZone.Region) {
            NSTimeZone.timeZoneWithName(zone.id)?.run {
                val darwinStyle = when (style) {
                    TimeZoneTextStyle.STANDARD -> NSTimeZoneNameStyle.NSTimeZoneNameStyleStandard
                    TimeZoneTextStyle.SHORT_STANDARD -> NSTimeZoneNameStyle.NSTimeZoneNameStyleShortStandard
                    TimeZoneTextStyle.DAYLIGHT_SAVING -> NSTimeZoneNameStyle.NSTimeZoneNameStyleDaylightSaving
                    TimeZoneTextStyle.SHORT_DAYLIGHT_SAVING -> NSTimeZoneNameStyle.NSTimeZoneNameStyleShortDaylightSaving
                    TimeZoneTextStyle.GENERIC -> NSTimeZoneNameStyle.NSTimeZoneNameStyleGeneric
                    TimeZoneTextStyle.SHORT_GENERIC -> NSTimeZoneNameStyle.NSTimeZoneNameStyleShortGeneric
                }

                localizedName(darwinStyle, locale)
            }
        } else {
            null
        }
    }
}