ref: e5119fad29a5efcfc4c404387455eadd27b245fb
app/src/main/java/xyz/apiote/bimba/czwek/units/UnitSystem.kt
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// SPDX-FileCopyrightText: Adam Evyčędo // // SPDX-License-Identifier: AGPL-3.0-or-later package xyz.apiote.bimba.czwek.units import android.content.Context import android.icu.util.LocaleData import android.icu.util.LocaleData.MeasurementSystem import android.icu.util.ULocale import android.os.Build import androidx.annotation.RequiresApi import androidx.preference.PreferenceManager import java.util.Locale abstract class UnitSystem(val base: Int) { companion object { @RequiresApi(Build.VERSION_CODES.P) private fun forMeasureSystem(ms: MeasurementSystem) = when (ms) { MeasurementSystem.SI -> { Metric } MeasurementSystem.UK -> { Imperial } MeasurementSystem.US -> { USCustomary } else -> { Metric } } private fun forLocale(country: String): UnitSystem = if (setOf( "AG", "BS", "BZ", "DM", "GD", "MH", "FM", "PW", "KN", "LC", "VC", "GB", "AI", "VG", "IO", "KY", "FK", "MS", "SH", "TC", "GG", "IM", "JE", "US", "AS", "GU", "MP", "PR", "VI" ).contains(country) ) { Imperial } else { Metric } private fun getDefault() = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { forMeasureSystem(LocaleData.getMeasurementSystem(ULocale.forLocale(Locale.getDefault()))) } else { forLocale(Locale.getDefault().country) } fun getSelected(context: Context): UnitSystem = when (PreferenceManager.getDefaultSharedPreferences(context) .getString("unit_system", "default")) { "default" -> getDefault() "metric" -> Metric "imperial" -> Imperial "customary" -> USCustomary "tgm10" -> TGM(10) "tgm12" -> TGM(12) else -> getDefault() } } abstract fun timeUnit(count: Long): TimeUnit abstract fun timeUnit(other: TimeUnit): TimeUnit abstract fun speedUnit(count: Double): SpeedUnit abstract fun speedUnit(other: SpeedUnit): SpeedUnit abstract fun distanceUnit(count: Double): DistanceUnit abstract fun distanceUnit(other: DistanceUnit): DistanceUnit abstract fun toString(context: Context, s: SpeedUnit): String abstract fun toString(context: Context, t: TimeUnit): String abstract fun toString(context: Context, d: DistanceUnit): String } interface TimeUnit { fun milliseconds(): Long fun toString(context: Context, base: Int): String fun contentDescription(context: Context, base: Int): String } interface SpeedUnit { fun mps(): Double fun toString(context: Context, base: Int): String fun contentDescription(context: Context, base: Int): String } interface DistanceUnit { fun meters(): Double fun toString(context: Context, base: Int): String fun contentDescription(context: Context, base: Int): String } |