Error handling

ui-design-lib/src/main/java/co/electriccoin/zcash/ui/design/component/ZashiModal.kt

@@ -1,38 +0,0 @@
-package co.electriccoin.zcash.ui.design.component
-
-import androidx.compose.animation.animateContentSize
-import androidx.compose.foundation.BorderStroke
-import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.BoxScope
-import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.wrapContentSize
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material3.Surface
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import co.electriccoin.zcash.ui.design.theme.colors.ZashiColors
-import co.electriccoin.zcash.ui.design.theme.dimensions.ZashiDimensions
-
-@Composable
-fun ZashiModal(
-    modifier: Modifier = Modifier,
-    content: @Composable BoxScope.() -> Unit,
-) {
-    Surface(
-        modifier = modifier,
-        shape = RoundedCornerShape(ZashiDimensions.Radius.radius2xl),
-        border = BorderStroke(1.dp, ZashiColors.Modals.surfaceStroke),
-        color = ZashiColors.Modals.surfacePrimary
-    ) {
-        Box(
-            modifier =
-                Modifier
-                    .padding(ZashiDimensions.Spacing.spacing3xl)
-                    .wrapContentSize()
-                    .animateContentSize()
-        ) {
-            content()
-        }
-    }
-}

ui-design-lib/src/main/java/co/electriccoin/zcash/ui/design/component/ZashiScreenDialog.kt

@@ -0,0 +1,90 @@
+package co.electriccoin.zcash.ui.design.component
+
+import android.view.WindowManager
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Immutable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalView
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.window.DialogProperties
+import androidx.compose.ui.window.DialogWindowProvider
+import co.electriccoin.zcash.ui.design.theme.colors.ZashiColors
+import co.electriccoin.zcash.ui.design.theme.typography.ZashiTypography
+import co.electriccoin.zcash.ui.design.util.StringResource
+import co.electriccoin.zcash.ui.design.util.getValue
+
+@Composable
+fun ZashiScreenDialog(
+    state: DialogState?,
+    properties: DialogProperties = DialogProperties()
+) {
+    val parent = LocalView.current.parent
+    SideEffect {
+        (parent as? DialogWindowProvider)?.window?.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND)
+        (parent as? DialogWindowProvider)?.window?.setDimAmount(0f)
+    }
+
+    state?.let {
+        Dialog(
+            positive = state.positive,
+            negative = state.negative,
+            onDismissRequest = state.onDismissRequest,
+            title = state.title,
+            message = state.message,
+            properties = properties,
+        )
+    }
+}
+
+@Composable
+private fun Dialog(
+    modifier: Modifier = Modifier,
+    positive: ButtonState,
+    negative: ButtonState,
+    onDismissRequest: (() -> Unit),
+    title: StringResource,
+    message: StringResource,
+    properties: DialogProperties = DialogProperties()
+) {
+    AlertDialog(
+        onDismissRequest = onDismissRequest,
+        confirmButton = {
+            ZashiButton(state = positive)
+        },
+        dismissButton = {
+            ZashiButton(state = negative, colors = ZashiButtonDefaults.secondaryColors())
+        },
+        title = {
+            Text(
+                text = title.getValue(),
+                color = ZashiColors.Text.textPrimary,
+                style = ZashiTypography.textXl,
+                fontWeight = FontWeight.SemiBold
+            )
+        },
+        text = {
+            Text(
+                text = message.getValue(),
+                color = ZashiColors.Text.textTertiary,
+                style = ZashiTypography.textMd
+            )
+        },
+        properties = properties,
+        containerColor = ZashiColors.Surfaces.bgPrimary,
+        titleContentColor = ZashiColors.Text.textPrimary,
+        textContentColor = ZashiColors.Text.textPrimary,
+        modifier = modifier,
+    )
+}
+
+@Immutable
+data class DialogState(
+    val positive: ButtonState,
+    val negative: ButtonState,
+    val onDismissRequest: (() -> Unit),
+    val title: StringResource,
+    val message: StringResource,
+)

ui-lib/build.gradle.kts

@@ -49,6 +49,7 @@ android {
                     "src/main/res/ui/connect_keystone",
                     "src/main/res/ui/delete_wallet",
                     "src/main/res/ui/export_data",
+                    "src/main/res/ui/error",
                     "src/main/res/ui/home",
                     "src/main/res/ui/choose_server",
                     "src/main/res/ui/integrations",

ui-lib/src/main/java/co/electriccoin/zcash/di/UseCaseModule.kt

@@ -44,6 +44,7 @@ import co.electriccoin.zcash.ui.common.usecase.IsRestoreSuccessDialogVisibleUseC
 import co.electriccoin.zcash.ui.common.usecase.MarkTxMemoAsReadUseCase
 import co.electriccoin.zcash.ui.common.usecase.NavigateToAddressBookUseCase
 import co.electriccoin.zcash.ui.common.usecase.NavigateToCoinbaseUseCase
+import co.electriccoin.zcash.ui.common.usecase.NavigateToErrorUseCase
 import co.electriccoin.zcash.ui.common.usecase.NavigateToTaxExportUseCase
 import co.electriccoin.zcash.ui.common.usecase.NavigateToWalletBackupUseCase
 import co.electriccoin.zcash.ui.common.usecase.ObserveAddressBookContactsUseCase
@@ -190,4 +191,5 @@ val useCaseModule =
         factoryOf(::RemindWalletBackupLaterUseCase)
         factoryOf(::RemindShieldFundsLaterUseCase)
         singleOf(::ShieldFundsUseCase)
+        singleOf(::NavigateToErrorUseCase)
     }

ui-lib/src/main/java/co/electriccoin/zcash/di/ViewModelModule.kt

@@ -12,6 +12,7 @@ import co.electriccoin.zcash.ui.screen.balances.BalanceViewModel
 import co.electriccoin.zcash.ui.screen.chooseserver.ChooseServerViewModel
 import co.electriccoin.zcash.ui.screen.contact.viewmodel.AddContactViewModel
 import co.electriccoin.zcash.ui.screen.contact.viewmodel.UpdateContactViewModel
+import co.electriccoin.zcash.ui.screen.error.ErrorViewModel
 import co.electriccoin.zcash.ui.screen.exchangerate.optin.ExchangeRateOptInViewModel
 import co.electriccoin.zcash.ui.screen.exchangerate.settings.ExchangeRateSettingsViewModel
 import co.electriccoin.zcash.ui.screen.feedback.viewmodel.FeedbackViewModel
@@ -150,4 +151,5 @@ val viewModelModule =
         viewModelOf(::ExchangeRateOptInViewModel)
         viewModelOf(::ExchangeRateSettingsViewModel)
         viewModelOf(::WalletBackupDetailViewModel)
+        viewModelOf(::ErrorViewModel)
     }

ui-lib/src/main/java/co/electriccoin/zcash/ui/Navigation.kt

@@ -60,6 +60,10 @@ import co.electriccoin.zcash.ui.screen.contact.WrapAddContact
 import co.electriccoin.zcash.ui.screen.contact.WrapUpdateContact
 import co.electriccoin.zcash.ui.screen.deletewallet.WrapDeleteWallet
 import co.electriccoin.zcash.ui.screen.disconnected.WrapDisconnected
+import co.electriccoin.zcash.ui.screen.error.AndroidErrorBottomSheet
+import co.electriccoin.zcash.ui.screen.error.AndroidErrorDialog
+import co.electriccoin.zcash.ui.screen.error.ErrorBottomSheet
+import co.electriccoin.zcash.ui.screen.error.ErrorDialog
 import co.electriccoin.zcash.ui.screen.exchangerate.optin.AndroidExchangeRateOptIn
 import co.electriccoin.zcash.ui.screen.exchangerate.optin.ExchangeRateOptIn
 import co.electriccoin.zcash.ui.screen.exchangerate.settings.AndroidExchangeRateSettings
@@ -471,6 +475,24 @@ internal fun MainActivity.Navigation() {
         ) {
             AndroidWalletUpdatingInfo()
         }
+        dialog<ErrorDialog>(
+            dialogProperties =
+                DialogProperties(
+                    dismissOnBackPress = false,
+                    dismissOnClickOutside = false
+                )
+        ) {
+            AndroidErrorDialog()
+        }
+        dialog<ErrorBottomSheet>(
+            dialogProperties =
+                DialogProperties(
+                    dismissOnBackPress = false,
+                    dismissOnClickOutside = false
+                )
+        ) {
+            AndroidErrorBottomSheet()
+        }
     }
 }
 

ui-lib/src/main/java/co/electriccoin/zcash/ui/common/model/SubmitResult.kt

@@ -9,9 +9,9 @@ sealed interface SubmitResult {
 
     data class MultipleTrxFailure(
         val results: List<TransactionSubmitResult>
-    ) : SubmitResult
+    ) : Failure
 
-    sealed interface SimpleTrxFailure : SubmitResult {
+    sealed interface SimpleTrxFailure : Failure {
         fun toErrorMessage(): String
 
         fun toErrorStacktrace(): String
@@ -45,4 +45,6 @@ sealed interface SubmitResult {
             override fun toErrorStacktrace(): String = error.stackTraceToString()
         }
     }
+
+    sealed interface Failure : SubmitResult
 }

ui-lib/src/main/java/co/electriccoin/zcash/ui/common/usecase/NavigateToErrorUseCase.kt

@@ -0,0 +1,36 @@
+package co.electriccoin.zcash.ui.common.usecase
+
+import co.electriccoin.zcash.ui.NavigationRouter
+import co.electriccoin.zcash.ui.common.model.SubmitResult
+import co.electriccoin.zcash.ui.common.viewmodel.SynchronizerError
+import co.electriccoin.zcash.ui.screen.error.ErrorBottomSheet
+import co.electriccoin.zcash.ui.screen.error.ErrorDialog
+
+class NavigateToErrorUseCase(
+    private val navigationRouter: NavigationRouter,
+) {
+    private var args: ErrorArgs? = null
+
+    operator fun invoke(args: ErrorArgs) {
+        this.args = args
+        when (args) {
+            is ErrorArgs.ShieldingError -> navigationRouter.forward(ErrorDialog)
+            is ErrorArgs.SyncError -> navigationRouter.forward(ErrorBottomSheet)
+            is ErrorArgs.General -> navigationRouter.forward(ErrorDialog)
+            is ErrorArgs.ShieldingGeneralError -> navigationRouter.forward(ErrorDialog)
+        }
+    }
+
+    fun requireCurrentArgs() = args as ErrorArgs
+
+    fun clear() {
+        args = null
+    }
+}
+
+sealed interface ErrorArgs {
+    data class SyncError(val synchronizerError: SynchronizerError) : ErrorArgs
+    data class ShieldingError(val error: SubmitResult.Failure): ErrorArgs
+    data class ShieldingGeneralError(val exception: Exception): ErrorArgs
+    data class General(val exception: Exception): ErrorArgs
+}

ui-lib/src/main/java/co/electriccoin/zcash/ui/common/usecase/SendEmailUseCase.kt

@@ -5,6 +5,7 @@ import android.content.Intent
 import cash.z.ecc.android.sdk.model.TransactionSubmitResult
 import co.electriccoin.zcash.ui.R
 import co.electriccoin.zcash.ui.common.model.SubmitResult
+import co.electriccoin.zcash.ui.common.viewmodel.SynchronizerError
 import co.electriccoin.zcash.ui.design.util.StringResource
 import co.electriccoin.zcash.ui.design.util.getString
 import co.electriccoin.zcash.ui.screen.support.model.SupportInfoType
@@ -28,11 +29,47 @@ class SendEmailUseCase(
                 ).apply {
                     flags = Intent.FLAG_ACTIVITY_NEW_TASK
                 }
-
+        runCatching { context.startActivity(intent) }
-        context.startActivity(intent)
     }
 
-    suspend operator fun invoke(submitResult: SubmitResult) {
+    suspend operator fun invoke(exception: Exception) {
+        val fullMessage =
+            EmailUtil.formatMessage(
+                body = exception.stackTraceToString(),
+                supportInfo = getSupport().toSupportString(SupportInfoType.entries.toSet())
+            )
+        val mailIntent =
+            EmailUtil
+                .newMailActivityIntent(
+                    recipientAddress = context.getString(R.string.support_email_address),
+                    messageSubject = context.getString(R.string.app_name),
+                    messageBody = fullMessage
+                ).apply {
+                    flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                }
+        runCatching { context.startActivity(mailIntent) }
+    }
+
+
+    suspend operator fun invoke(synchronizerError: SynchronizerError) {
+        val fullMessage =
+            EmailUtil.formatMessage(
+                body = synchronizerError.getStackTrace(null),
+                supportInfo = getSupport().toSupportString(SupportInfoType.entries.toSet())
+            )
+        val mailIntent =
+            EmailUtil
+                .newMailActivityIntent(
+                    recipientAddress = context.getString(R.string.support_email_address),
+                    messageSubject = context.getString(R.string.app_name),
+                    messageBody = fullMessage
+                ).apply {
+                    flags = Intent.FLAG_ACTIVITY_NEW_TASK
+                }
+        runCatching { context.startActivity(mailIntent) }
+    }
+
+    suspend operator fun invoke(submitResult: SubmitResult.Failure) {
         val fullMessage =
             when (submitResult) {
                 is SubmitResult.SimpleTrxFailure -> {
@@ -41,6 +78,7 @@ class SendEmailUseCase(
                         supportInfo = submitResult.toErrorStacktrace()
                     )
                 }
+
                 is SubmitResult.MultipleTrxFailure -> {
                     EmailUtil.formatMessage(
                         prefix = context.getString(R.string.send_confirmation_multiple_report_text),
@@ -48,9 +86,6 @@ class SendEmailUseCase(
                         suffix = submitResult.results.toSupportString(context)
                     )
                 }
-                else -> {
-                    ""
-                }
             }
 
         val mailIntent =

ui-lib/src/main/java/co/electriccoin/zcash/ui/common/usecase/ShieldFundsUseCase.kt

@@ -20,7 +20,8 @@ class ShieldFundsUseCase(
     private val keystoneProposalRepository: KeystoneProposalRepository,
     private val zashiProposalRepository: ZashiProposalRepository,
     private val navigationRouter: NavigationRouter,
-    private val accountDataSource: AccountDataSource
+    private val accountDataSource: AccountDataSource,
+    private val navigateToError: NavigateToErrorUseCase,
 ) {
     private val scope = CoroutineScope(Dispatchers.Main.immediate + SupervisorJob())
 
@@ -30,6 +31,7 @@ class ShieldFundsUseCase(
                 is KeystoneAccount -> {
                     createKeystoneShieldProposal()
                 }
+
                 is ZashiAccount -> {
                     if (navigateBackAfterSuccess) {
                         navigationRouter.back()
@@ -49,31 +51,11 @@ class ShieldFundsUseCase(
                 .first()
                 .submitResult
 
-            when (result) {
+            if (result is SubmitResult.Failure) {
-                is SubmitResult.Success -> {
+                navigateToError(ErrorArgs.ShieldingError(result))
-                    // do nothing
-                    // TODO messages
-                }
-
-                is SubmitResult.SimpleTrxFailure.SimpleTrxFailureGrpc -> {
-                    // showShieldingError(ShieldState.FailedGrpc)
-                    // TODO messages
-                }
-
-                is SubmitResult.SimpleTrxFailure -> {
-                    // showShieldingError(
-                    //     ShieldState.Failed(
-                    //         error = result.toErrorMessage(),
-                    //         stackTrace = result.toErrorStacktrace()
-                    //     )
-                    // )
-                    // TODO messages
-                }
-
-                is SubmitResult.MultipleTrxFailure -> {
-                    // do nothing
-                }
             }
+        } catch (e: Exception) {
+            navigateToError(ErrorArgs.ShieldingGeneralError(e))
         } finally {
             zashiProposalRepository.clear()
         }
@@ -86,16 +68,7 @@ class ShieldFundsUseCase(
             navigationRouter.forward(SignKeystoneTransaction)
         } catch (e: Exception) {
             keystoneProposalRepository.clear()
-            // TODO messages
+            navigateToError(ErrorArgs.ShieldingGeneralError(e))
-            // showShieldingError(
-            //     ShieldState.Failed(
-            //         error =
-            //             context.getString(
-            //                 R.string.balances_shielding_dialog_error_text_below_threshold
-            //             ),
-            //         stackTrace = ""
-            //     )
-            // )
         }
     }
 }

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/AndroidErrorBottomSheet.kt

@@ -0,0 +1,23 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import co.electriccoin.zcash.ui.common.usecase.NavigateToErrorUseCase
+import kotlinx.serialization.Serializable
+import org.koin.androidx.compose.koinViewModel
+import org.koin.compose.koinInject
+import org.koin.core.parameter.parametersOf
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun AndroidErrorBottomSheet() {
+    val useCase = koinInject<NavigateToErrorUseCase>()
+    val vm = koinViewModel<ErrorViewModel> { parametersOf(useCase.requireCurrentArgs()) }
+    val state by vm.state.collectAsStateWithLifecycle()
+    BottomSheetErrorView(state)
+}
+
+@Serializable
+data object ErrorBottomSheet

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/AndroidErrorDialog.kt

@@ -0,0 +1,21 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import co.electriccoin.zcash.ui.common.usecase.NavigateToErrorUseCase
+import kotlinx.serialization.Serializable
+import org.koin.androidx.compose.koinViewModel
+import org.koin.compose.koinInject
+import org.koin.core.parameter.parametersOf
+
+@Composable
+fun AndroidErrorDialog() {
+    val useCase = koinInject<NavigateToErrorUseCase>()
+    val vm = koinViewModel<ErrorViewModel> { parametersOf(useCase.requireCurrentArgs()) }
+    val state by vm.state.collectAsStateWithLifecycle()
+    DialogView(state)
+}
+
+@Serializable
+data object ErrorDialog

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/BottomSheetErrorView.kt

@@ -0,0 +1,94 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.SheetState
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import co.electriccoin.zcash.ui.design.component.ButtonState
+import co.electriccoin.zcash.ui.design.component.Spacer
+import co.electriccoin.zcash.ui.design.component.ZashiButton
+import co.electriccoin.zcash.ui.design.component.ZashiButtonDefaults
+import co.electriccoin.zcash.ui.design.component.ZashiScreenModalBottomSheet
+import co.electriccoin.zcash.ui.design.component.rememberScreenModalBottomSheetState
+import co.electriccoin.zcash.ui.design.newcomponent.PreviewScreens
+import co.electriccoin.zcash.ui.design.theme.ZcashTheme
+import co.electriccoin.zcash.ui.design.theme.colors.ZashiColors
+import co.electriccoin.zcash.ui.design.theme.typography.ZashiTypography
+import co.electriccoin.zcash.ui.design.util.getValue
+import co.electriccoin.zcash.ui.design.util.stringRes
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun BottomSheetErrorView(
+    state: ErrorState?,
+    sheetState: SheetState = rememberScreenModalBottomSheetState(),
+) {
+    ZashiScreenModalBottomSheet(
+        state = state,
+        sheetState = sheetState,
+        content = {
+            BottomSheetContent(it, modifier = Modifier.weight(1f, false))
+        },
+    )
+}
+
+@Composable
+fun BottomSheetContent(state: ErrorState, modifier: Modifier = Modifier) {
+    Column(
+        modifier =
+            modifier
+                .verticalScroll(rememberScrollState())
+                .padding(horizontal = 24.dp)
+    ) {
+        Text(
+            text = state.title.getValue(),
+            color = ZashiColors.Text.textPrimary,
+            style = ZashiTypography.textXl,
+            fontWeight = FontWeight.SemiBold
+        )
+        Spacer(12.dp)
+        Text(
+            text = state.message.getValue(),
+            color = ZashiColors.Text.textTertiary,
+            style = ZashiTypography.textMd
+        )
+        Spacer(32.dp)
+        ZashiButton(
+            modifier = Modifier.fillMaxWidth(),
+            state = state.negative,
+            colors = ZashiButtonDefaults.secondaryColors()
+        )
+        Spacer(8.dp)
+        ZashiButton(
+            modifier = Modifier.fillMaxWidth(),
+            state = state.positive
+        )
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@PreviewScreens
+@Composable
+private fun Preview() = ZcashTheme {
+    BottomSheetErrorView(
+        state = ErrorState(
+            title = stringRes("Error"),
+            message = stringRes("Something went wrong"),
+            positive = ButtonState(
+                text = stringRes("Positive")
+            ),
+            negative = ButtonState(
+                text = stringRes("Negative")
+            ),
+            onBack = {}
+        )
+    )
+}

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/DialogErrorView.kt

@@ -0,0 +1,42 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import androidx.compose.runtime.Composable
+import co.electriccoin.zcash.ui.design.component.ButtonState
+import co.electriccoin.zcash.ui.design.component.DialogState
+import co.electriccoin.zcash.ui.design.component.ZashiScreenDialog
+import co.electriccoin.zcash.ui.design.newcomponent.PreviewScreens
+import co.electriccoin.zcash.ui.design.theme.ZcashTheme
+import co.electriccoin.zcash.ui.design.util.stringRes
+
+@Composable
+fun DialogView(state: ErrorState?) {
+    ZashiScreenDialog(
+        state = state?.let {
+            DialogState(
+                title = it.title,
+                message = it.message,
+                positive = it.positive,
+                negative = it.negative,
+                onDismissRequest = it.onBack
+            )
+        },
+    )
+}
+
+@PreviewScreens
+@Composable
+private fun Preview() = ZcashTheme {
+    DialogView(
+        state = ErrorState(
+            title = stringRes("Error"),
+            message = stringRes("Something went wrong"),
+            positive = ButtonState(
+                text = stringRes("Positive")
+            ),
+            negative = ButtonState(
+                text = stringRes("Negative")
+            ),
+            onBack = {}
+        )
+    )
+}

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/ErrorState.kt

@@ -0,0 +1,13 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import co.electriccoin.zcash.ui.design.component.ButtonState
+import co.electriccoin.zcash.ui.design.component.ModalBottomSheetState
+import co.electriccoin.zcash.ui.design.util.StringResource
+
+data class ErrorState(
+    val title: StringResource,
+    val message: StringResource,
+    val positive: ButtonState,
+    val negative: ButtonState,
+    override val onBack: () -> Unit
+): ModalBottomSheetState

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/error/ErrorViewModel.kt

@@ -0,0 +1,128 @@
+package co.electriccoin.zcash.ui.screen.error
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import co.electriccoin.zcash.ui.NavigationRouter
+import co.electriccoin.zcash.ui.R
+import co.electriccoin.zcash.ui.common.model.SubmitResult
+import co.electriccoin.zcash.ui.common.usecase.ErrorArgs
+import co.electriccoin.zcash.ui.common.usecase.NavigateToErrorUseCase
+import co.electriccoin.zcash.ui.common.usecase.SendEmailUseCase
+import co.electriccoin.zcash.ui.common.viewmodel.STACKTRACE_LIMIT
+import co.electriccoin.zcash.ui.design.component.ButtonState
+import co.electriccoin.zcash.ui.design.util.stringRes
+import kotlinx.coroutines.NonCancellable
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+class ErrorViewModel(
+    args: ErrorArgs,
+    private val navigateToErrorBottom: NavigateToErrorUseCase,
+    private val navigationRouter: NavigationRouter,
+    private val sendEmailUseCase: SendEmailUseCase,
+) : ViewModel() {
+    val state: StateFlow<ErrorState> = MutableStateFlow(createState(args)).asStateFlow()
+
+    override fun onCleared() {
+        navigateToErrorBottom.clear()
+        super.onCleared()
+    }
+
+    private fun onBack() = navigationRouter.back()
+
+    private fun createState(args: ErrorArgs): ErrorState = when (args) {
+        is ErrorArgs.SyncError -> createSyncErrorState(args)
+        is ErrorArgs.ShieldingError -> createShieldingErrorState(args)
+        is ErrorArgs.General -> createGeneralErrorState(args)
+        is ErrorArgs.ShieldingGeneralError -> createGeneralShieldingErrorState(args)
+    }
+
+    private fun createSyncErrorState(args: ErrorArgs.SyncError) = ErrorState(
+        title = stringRes(R.string.error_sync_title),
+        message = stringRes(args.synchronizerError.getStackTrace(STACKTRACE_LIMIT).orEmpty()),
+        positive = ButtonState(
+            text = stringRes(R.string.general_ok),
+            onClick = { navigationRouter.back() }
+        ),
+        negative = ButtonState(
+            text = stringRes(R.string.general_report),
+            onClick = { sendReportClick(args) }
+        ),
+        onBack = ::onBack,
+    )
+
+    private fun createShieldingErrorState(args: ErrorArgs.ShieldingError) = ErrorState(
+        title = stringRes(R.string.error_shielding_title),
+        message = when (args.error) {
+            is SubmitResult.MultipleTrxFailure -> stringRes(R.string.error_shielding_message_grpc)
+            is SubmitResult.SimpleTrxFailure -> stringRes(
+                R.string.error_shielding_message,
+                stringRes(args.error.toErrorStacktrace())
+            )
+        },
+        positive = ButtonState(
+            text = stringRes(R.string.general_ok),
+            onClick = { navigationRouter.back() }
+        ),
+        negative = ButtonState(
+            text = stringRes(R.string.general_report),
+            onClick = { sendReportClick(args) }
+        ),
+        onBack = ::onBack,
+    )
+
+    private fun createGeneralErrorState(args: ErrorArgs.General) = ErrorState(
+        title = stringRes(R.string.error_general_title),
+        message = stringRes(R.string.error_general_message),
+        positive = ButtonState(
+            text = stringRes(R.string.general_ok),
+            onClick = { navigationRouter.back() }
+        ),
+        negative = ButtonState(
+            text = stringRes(R.string.general_report),
+            onClick = { sendReportClick(args.exception) }
+        ),
+        onBack = ::onBack,
+    )
+
+    private fun createGeneralShieldingErrorState(args: ErrorArgs.ShieldingGeneralError) = ErrorState(
+        title = stringRes(R.string.error_shielding_title),
+        message = stringRes(
+            R.string.error_shielding_message,
+            stringRes(args.exception.stackTraceToString().take(STACKTRACE_LIMIT))
+        ),
+        positive = ButtonState(
+            text = stringRes(R.string.general_ok),
+            onClick = { navigationRouter.back() }
+        ),
+        negative = ButtonState(
+            text = stringRes(R.string.general_report),
+            onClick = { sendReportClick(args.exception) }
+        ),
+        onBack = ::onBack,
+    )
+
+    private fun sendReportClick(args: ErrorArgs.ShieldingError) = viewModelScope.launch {
+        withContext(NonCancellable) {
+            navigationRouter.back()
+            sendEmailUseCase(args.error)
+        }
+    }
+
+    private fun sendReportClick(args: ErrorArgs.SyncError) = viewModelScope.launch {
+        withContext(NonCancellable) {
+            navigationRouter.back()
+            sendEmailUseCase(args.synchronizerError)
+        }
+    }
+
+    private fun sendReportClick(exception: Exception) = viewModelScope.launch {
+        withContext(NonCancellable) {
+            navigationRouter.back()
+            sendEmailUseCase(exception)
+        }
+    }
+}

ui-lib/src/main/java/co/electriccoin/zcash/ui/screen/home/HomeViewModel.kt

@@ -10,11 +10,13 @@ import co.electriccoin.zcash.ui.common.model.DistributionDimension
 import co.electriccoin.zcash.ui.common.model.KeystoneAccount
 import co.electriccoin.zcash.ui.common.model.WalletAccount
 import co.electriccoin.zcash.ui.common.provider.GetVersionInfoProvider
+import co.electriccoin.zcash.ui.common.repository.HomeMessageData
+import co.electriccoin.zcash.ui.common.usecase.ErrorArgs
 import co.electriccoin.zcash.ui.common.usecase.GetHomeMessageUseCase
 import co.electriccoin.zcash.ui.common.usecase.GetSelectedWalletAccountUseCase
-import co.electriccoin.zcash.ui.common.repository.HomeMessageData
 import co.electriccoin.zcash.ui.common.usecase.IsRestoreSuccessDialogVisibleUseCase
 import co.electriccoin.zcash.ui.common.usecase.NavigateToCoinbaseUseCase
+import co.electriccoin.zcash.ui.common.usecase.NavigateToErrorUseCase
 import co.electriccoin.zcash.ui.common.usecase.ShieldFundsUseCase
 import co.electriccoin.zcash.ui.design.component.BigIconButtonState
 import co.electriccoin.zcash.ui.design.util.stringRes
@@ -56,7 +58,8 @@ class HomeViewModel(
     private val navigationRouter: NavigationRouter,
     private val isRestoreSuccessDialogVisible: IsRestoreSuccessDialogVisibleUseCase,
     private val navigateToCoinbase: NavigateToCoinbaseUseCase,
-    private val shieldFunds: ShieldFundsUseCase
+    private val shieldFunds: ShieldFundsUseCase,
+    private val navigateToError: NavigateToErrorUseCase
 ) : ViewModel() {
 
     private val messageState = getHomeMessage
@@ -228,24 +231,6 @@ class HomeViewModel(
 
     private fun onShieldFundsMessageButtonClick() = shieldFunds(navigateBackAfterSuccess = false)
 
-    private fun onWalletErrorMessageClick(homeMessageData: HomeMessageData.Error) {
+    private fun onWalletErrorMessageClick(homeMessageData: HomeMessageData.Error) =
-        // statusText =
+        navigateToError(ErrorArgs.SyncError(homeMessageData.synchronizerError))
-        //     context.getString(
-        //         R.string.balances_status_error_simple,
-        //         context.getString(R.string.app_name)
-        //     )
-        // statusAction =
-        //     StatusAction.Error(
-        //         details =
-        //             context.getString(
-        //                 R.string.balances_status_error_dialog_cause,
-        //                 walletSnapshot.synchronizerError.getCauseMessage()
-        //                     ?: context.getString(R.string.balances_status_error_dialog_cause_unknown),
-        //                 walletSnapshot.synchronizerError.getStackTrace(limit = STACKTRACE_LIMIT)
-        //                     ?: context.getString(R.string.balances_status_error_dialog_stacktrace_unknown)
-        //             ),
-        //         fullStackTrace = walletSnapshot.synchronizerError.getStackTrace(limit = null)
-        //     )
-        // TODO()
-    }
 }

ui-lib/src/main/res/ui/common/values/strings.xml

@@ -29,6 +29,7 @@
     <string name="general_etc">…</string>
 
     <string name="general_ok">OK</string>
+    <string name="general_report">Report</string>
     <string name="general_remind_me_later">Remind me later</string>
     <string name="general_remind_me_in">Remind me in %s</string>
     <string name="general_remind_me_in_two_days">two days</string>

ui-lib/src/main/res/ui/error/values-es/strings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+</resources>

ui-lib/src/main/res/ui/error/values/strings.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="error_general_title">An error occurred</string>
+    <string name="error_general_message">Unknown cause. Please contact our support team if the problem persists
+        .</string>
+    <string name="error_sync_title">Error during sync</string>
+    <string name="error_shielding_title">Shielding error</string>
+    <string name="error_shielding_message">An error happened during the last shielding transaction. You can try again
+        later or report this issue if the problem persists.\n\n%s</string>
+    <string name="error_shielding_message_grpc">An error happened during the last shielding transaction. We will try to resubmit the transaction later. If it fails, you may need to repeat the shielding attempt at a later time.</string>
+</resources>