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/*
* Copyright © 2017-2023 WireGuard LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
package com.wireguard.android.util
import android.icu.text.ListFormatter
import android.icu.text.MeasureFormat
import android.icu.text.RelativeDateTimeFormatter
import android.icu.util.Measure
import android.icu.util.MeasureUnit
import android.os.Build
import com.wireguard.android.Application
import com.wireguard.android.R
import java.util.Locale
import kotlin.time.Duration.Companion.seconds
object QuantityFormatter {
fun formatBytes(bytes: Long): String {
val context = Application.get().applicationContext
return when {
bytes < 1024 -> context.getString(R.string.transfer_bytes, bytes)
bytes < 1024 * 1024 -> context.getString(R.string.transfer_kibibytes, bytes / 1024.0)
bytes < 1024 * 1024 * 1024 -> context.getString(R.string.transfer_mibibytes, bytes / (1024.0 * 1024.0))
bytes < 1024 * 1024 * 1024 * 1024L -> context.getString(R.string.transfer_gibibytes, bytes / (1024.0 * 1024.0 * 1024.0))
else -> context.getString(R.string.transfer_tibibytes, bytes / (1024.0 * 1024.0 * 1024.0) / 1024.0)
}
}
fun formatEpochAgo(epochMillis: Long): String {
var span = (System.currentTimeMillis() - epochMillis) / 1000
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N)
return Application.get().applicationContext.getString(R.string.latest_handshake_ago, span.seconds.toString())
if (span <= 0L)
return RelativeDateTimeFormatter.getInstance().format(RelativeDateTimeFormatter.Direction.PLAIN, RelativeDateTimeFormatter.AbsoluteUnit.NOW)
val measureFormat = MeasureFormat.getInstance(Locale.getDefault(), MeasureFormat.FormatWidth.WIDE)
val parts = ArrayList<CharSequence>(4)
if (span >= 24 * 60 * 60L) {
val v = span / (24 * 60 * 60L)
parts.add(measureFormat.format(Measure(v, MeasureUnit.DAY)))
span -= v * (24 * 60 * 60L)
}
if (span >= 60 * 60L) {
val v = span / (60 * 60L)
parts.add(measureFormat.format(Measure(v, MeasureUnit.HOUR)))
span -= v * (60 * 60L)
}
if (span >= 60L) {
val v = span / 60L
parts.add(measureFormat.format(Measure(v, MeasureUnit.MINUTE)))
span -= v * 60L
}
if (span > 0L)
parts.add(measureFormat.format(Measure(span, MeasureUnit.SECOND)))
val joined = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU)
parts.joinToString()
else
ListFormatter.getInstance(Locale.getDefault(), ListFormatter.Type.UNITS, ListFormatter.Width.SHORT).format(parts)
return Application.get().applicationContext.getString(R.string.latest_handshake_ago, joined)
}
}
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