137 lines
5.1 KiB
Kotlin
137 lines
5.1 KiB
Kotlin
package co.electriccoin.zcash.ui
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import android.os.Bundle
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import android.os.SystemClock
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.activity.viewModels
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import androidx.annotation.VisibleForTesting
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import androidx.compose.foundation.layout.fillMaxHeight
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import androidx.compose.foundation.layout.fillMaxWidth
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.ui.Modifier
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import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
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import androidx.lifecycle.compose.ExperimentalLifecycleComposeApi
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import androidx.lifecycle.compose.collectAsStateWithLifecycle
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import androidx.lifecycle.lifecycleScope
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import androidx.navigation.NavHostController
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import co.electriccoin.zcash.ui.common.BindCompLocalProvider
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import co.electriccoin.zcash.ui.design.compat.FontCompat
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import co.electriccoin.zcash.ui.design.component.ConfigurationOverride
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import co.electriccoin.zcash.ui.design.component.GradientSurface
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import co.electriccoin.zcash.ui.design.component.Override
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import co.electriccoin.zcash.ui.design.theme.ZcashTheme
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import co.electriccoin.zcash.ui.screen.backup.WrapBackup
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import co.electriccoin.zcash.ui.screen.home.viewmodel.SecretState
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import co.electriccoin.zcash.ui.screen.home.viewmodel.WalletViewModel
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import co.electriccoin.zcash.ui.screen.onboarding.WrapOnboarding
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import co.electriccoin.zcash.ui.screen.warning.WrapNotEnoughSpace
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import co.electriccoin.zcash.ui.screen.warning.viewmodel.StorageCheckViewModel
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import kotlinx.coroutines.flow.MutableStateFlow
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import kotlinx.coroutines.launch
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import kotlin.time.Duration
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import kotlin.time.Duration.Companion.milliseconds
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import kotlin.time.Duration.Companion.seconds
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class MainActivity : ComponentActivity() {
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val walletViewModel by viewModels<WalletViewModel>()
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@VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
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val storageCheckViewModel by viewModels<StorageCheckViewModel>()
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lateinit var navControllerForTesting: NavHostController
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val configurationOverrideFlow = MutableStateFlow<ConfigurationOverride?>(null)
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setupSplashScreen()
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if (FontCompat.isFontPrefetchNeeded()) {
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lifecycleScope.launch {
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FontCompat.prefetchFontsLegacy(applicationContext)
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setupUiContent()
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}
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} else {
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setupUiContent()
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}
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}
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private fun setupSplashScreen() {
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val splashScreen = installSplashScreen()
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val start = SystemClock.elapsedRealtime().milliseconds
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splashScreen.setKeepOnScreenCondition {
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if (SPLASH_SCREEN_DELAY > Duration.ZERO) {
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val now = SystemClock.elapsedRealtime().milliseconds
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// This delay is for debug purposes only; do not enable for production usage.
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if (now - start < SPLASH_SCREEN_DELAY) {
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return@setKeepOnScreenCondition true
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}
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}
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SecretState.Loading == walletViewModel.secretState.value
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}
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}
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@OptIn(ExperimentalLifecycleComposeApi::class)
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private fun setupUiContent() {
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setContent {
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Override(configurationOverrideFlow) {
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ZcashTheme {
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GradientSurface(
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Modifier
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.fillMaxWidth()
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.fillMaxHeight()
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) {
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BindCompLocalProvider {
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val isEnoughSpace by storageCheckViewModel.isEnoughSpace.collectAsStateWithLifecycle()
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if (isEnoughSpace == false) {
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WrapNotEnoughSpace()
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} else {
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MainContent()
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}
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}
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}
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}
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}
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// Force collection to improve performance; sync can start happening while
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// the user is going through the backup flow.
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walletViewModel.synchronizer.collectAsStateWithLifecycle()
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}
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}
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@OptIn(ExperimentalLifecycleComposeApi::class)
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@Composable
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private fun MainContent() {
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when (val secretState = walletViewModel.secretState.collectAsStateWithLifecycle().value) {
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SecretState.Loading -> {
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// For now, keep displaying splash screen using condition above.
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// In the future, we might consider displaying something different here.
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}
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SecretState.None -> {
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WrapOnboarding()
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}
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is SecretState.NeedsBackup -> {
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WrapBackup(
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secretState.persistableWallet,
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onBackupComplete = { walletViewModel.persistBackupComplete() }
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)
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}
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is SecretState.Ready -> {
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Navigation()
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}
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}
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}
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companion object {
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@VisibleForTesting
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internal val SPLASH_SCREEN_DELAY = 0.seconds
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}
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}
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