31 lines
1.0 KiB
Kotlin
31 lines
1.0 KiB
Kotlin
package co.electriccoin.zcash.ui.screen.send.ext
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import android.content.Context
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.ReadOnlyComposable
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import androidx.compose.ui.platform.LocalConfiguration
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import androidx.compose.ui.platform.LocalContext
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import cash.z.ecc.android.sdk.model.WalletAddress
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import co.electriccoin.zcash.ui.R
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/**
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* How far into the address will be abbreviation look forwards and backwards.
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*/
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internal const val ABBREVIATION_INDEX = 5
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@Composable
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@ReadOnlyComposable
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internal fun WalletAddress.abbreviated(): String {
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LocalConfiguration.current
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return abbreviated(LocalContext.current)
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}
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internal fun WalletAddress.abbreviated(context: Context): String {
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require(address.length >= ABBREVIATION_INDEX) { "Address must be at least 5 characters long" }
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val firstFive = address.substring(0, ABBREVIATION_INDEX)
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val lastFive = address.substring(address.length - ABBREVIATION_INDEX, address.length)
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return context.getString(R.string.send_abbreviated_address_format, firstFive, lastFive)
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}
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