[ABW-2743] Create basic UI for bottom sheet to access factor sources

app/src/main/java/com/babylon/wallet/android/WalletApp.kt

@@ -21,6 +21,7 @@ import androidx.navigation.NavHostController
 import androidx.navigation.compose.rememberNavController
 import com.babylon.wallet.android.domain.model.MessageFromDataChannel
 import com.babylon.wallet.android.domain.userFriendlyMessage
+import com.babylon.wallet.android.presentation.accessfactorsources.accessFactorSources
 import com.babylon.wallet.android.presentation.dapp.authorized.login.dAppLoginAuthorized
 import com.babylon.wallet.android.presentation.dapp.unauthorized.login.dAppLoginUnauthorized
 import com.babylon.wallet.android.presentation.main.MAIN_ROUTE
@@ -43,7 +44,6 @@ import com.google.accompanist.systemuicontroller.rememberSystemUiController
 import kotlinx.coroutines.flow.Flow
 
 @Composable
-@Suppress("ModifierMissing")
 fun WalletApp(
     modifier: Modifier = Modifier,
     mainViewModel: MainViewModel,
@@ -103,6 +103,10 @@ fun WalletApp(
             )
         }
     }
+    HandleAccessFactorSourcesEvents(
+        navController = navController,
+        accessFactorSourcesEvents = mainViewModel.accessFactorSourcesEvents
+    )
     HandleStatusEvents(
         navController = navController,
         statusEvents = mainViewModel.statusEvents
@@ -175,7 +179,26 @@ private fun SyncStatusBarWithScreenChanges(navController: NavHostController) {
 }
 
 @Composable
-fun HandleStatusEvents(navController: NavController, statusEvents: Flow<AppEvent.Status>) {
+private fun HandleAccessFactorSourcesEvents(
+    navController: NavController,
+    accessFactorSourcesEvents: Flow<AppEvent.AccessFactorSources.DeriveAccountPublicKey>
+) {
+    LaunchedEffect(Unit) {
+        accessFactorSourcesEvents.collect { event ->
+            when (event) {
+                is AppEvent.AccessFactorSources -> {
+                    navController.accessFactorSources()
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun HandleStatusEvents(
+    navController: NavController,
+    statusEvents: Flow<AppEvent.Status>
+) {
     LaunchedEffect(Unit) {
         statusEvents.collect { event ->
             when (event) {
@@ -192,7 +215,7 @@ fun HandleStatusEvents(navController: NavController, statusEvents: Flow<AppEvent
 }
 
 @Composable
-fun ObserveHighPriorityScreens(
+private fun ObserveHighPriorityScreens(
     navController: NavController,
     onLowPriorityScreen: () -> Unit,
     onHighPriorityScreen: () -> Unit

app/src/main/java/com/babylon/wallet/android/di/UiModule.kt

@@ -0,0 +1,24 @@
+package com.babylon.wallet.android.di
+
+import com.babylon.wallet.android.presentation.accessfactorsources.AccessFactorSourcesProxy
+import com.babylon.wallet.android.presentation.accessfactorsources.AccessFactorSourcesProxyImpl
+import com.babylon.wallet.android.presentation.accessfactorsources.AccessFactorSourcesUiProxy
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.android.components.ActivityRetainedComponent
+
+@Module
+@InstallIn(ActivityRetainedComponent::class)
+interface UiModule {
+
+    @Binds
+    fun bindAccessFactorSourcesUiProxy(
+        accessFactorSourcesProxyImpl: AccessFactorSourcesProxyImpl
+    ): AccessFactorSourcesUiProxy
+
+    @Binds
+    fun bindAccessFactorSourcesProxy(
+        accessFactorSourcesProxyImpl: AccessFactorSourcesProxyImpl
+    ): AccessFactorSourcesProxy
+}

app/src/main/java/com/babylon/wallet/android/domain/usecases/CreateAccountUseCase.kt

@@ -0,0 +1,57 @@
+package com.babylon.wallet.android.domain.usecases
+
+import com.babylon.wallet.android.data.repository.ResolveAccountsLedgerStateRepository
+import com.babylon.wallet.android.presentation.accessfactorsources.AccessFactorSourcesOutput
+import kotlinx.coroutines.flow.first
+import rdx.works.profile.data.model.apppreferences.Radix
+import rdx.works.profile.data.model.currentNetwork
+import rdx.works.profile.data.model.extensions.createAccount
+import rdx.works.profile.data.model.factorsources.FactorSource
+import rdx.works.profile.data.model.pernetwork.Network
+import rdx.works.profile.data.model.pernetwork.addAccounts
+import rdx.works.profile.data.repository.ProfileRepository
+import rdx.works.profile.data.repository.profile
+import rdx.works.profile.derivation.model.NetworkId
+import javax.inject.Inject
+
+class CreateAccountUseCase @Inject constructor(
+    private val profileRepository: ProfileRepository,
+    private val resolveAccountsLedgerStateRepository: ResolveAccountsLedgerStateRepository
+) {
+
+    suspend operator fun invoke(
+        displayName: String,
+        factorSource: FactorSource.CreatingEntity,
+        publicKeyAndDerivationPath: AccessFactorSourcesOutput.PublicKeyAndDerivationPath,
+        onNetworkId: NetworkId?
+    ): Network.Account {
+        val currentProfile = profileRepository.profile.first()
+        val networkId = onNetworkId ?: currentProfile.currentNetwork?.knownNetworkId ?: Radix.Gateway.default.network.networkId()
+
+        val newAccount = currentProfile.createAccount(
+            displayName = displayName,
+            onNetworkId = networkId,
+            factorSource = factorSource,
+            derivationPath = publicKeyAndDerivationPath.derivationPath,
+            compressedPublicKey = publicKeyAndDerivationPath.compressedPublicKey,
+            onLedgerSettings = Network.Account.OnLedgerSettings.init()
+        )
+
+        val accountWithOnLedgerStatusResult = resolveAccountsLedgerStateRepository(listOf(newAccount))
+
+        val accountToAdd = if (accountWithOnLedgerStatusResult.isSuccess) {
+            accountWithOnLedgerStatusResult.getOrThrow().first().account
+        } else {
+            newAccount
+        }
+
+        val updatedProfile = currentProfile.addAccounts(
+            accounts = listOf(accountToAdd),
+            onNetwork = networkId
+        )
+        // Save updated profile
+        profileRepository.saveProfile(updatedProfile)
+        // Return new account
+        return accountToAdd
+    }
+}

app/src/main/java/com/babylon/wallet/android/presentation/accessfactorsources/AccessFactorSourceNavGraph.kt

@@ -0,0 +1,25 @@
+package com.babylon.wallet.android.presentation.accessfactorsources
+
+import androidx.compose.ui.window.DialogProperties
+import androidx.hilt.navigation.compose.hiltViewModel
+import androidx.navigation.NavController
+import androidx.navigation.NavGraphBuilder
+import androidx.navigation.compose.dialog
+
+fun NavController.accessFactorSources() {
+    navigate("access_factor_source_bottom_sheet")
+}
+
+fun NavGraphBuilder.accessFactorSources(
+    onDismiss: () -> Unit
+) {
+    dialog(
+        route = "access_factor_source_bottom_sheet",
+        dialogProperties = DialogProperties(usePlatformDefaultWidth = false)
+    ) {
+        AccessFactorSourcesDialog(
+            viewModel = hiltViewModel(),
+            onDismiss = onDismiss
+        )
+    }
+}

app/src/main/java/com/babylon/wallet/android/presentation/accessfactorsources/AccessFactorSourceProxyContract.kt

@@ -0,0 +1,58 @@
+package com.babylon.wallet.android.presentation.accessfactorsources
+
+import rdx.works.profile.data.model.factorsources.FactorSource
+import rdx.works.profile.data.model.pernetwork.DerivationPath
+import rdx.works.profile.derivation.model.NetworkId
+
+// interface for clients that need access to factor sources
+interface AccessFactorSourcesProxy {
+
+    suspend fun getPublicKeyAndDerivationPathForFactorSource(
+        accessFactorSourcesInput: AccessFactorSourcesInput.ToDerivePublicKey
+    ): Result<AccessFactorSourcesOutput.PublicKeyAndDerivationPath>
+}
+
+// interface for the AccessFactorSourceViewModel that works as a mediator between the clients
+// and the AccessFactorSourcesProvider
+interface AccessFactorSourcesUiProxy {
+
+    fun getInput(): AccessFactorSourcesInput
+
+    suspend fun setOutput(output: AccessFactorSourcesOutput)
+}
+
+// ----- Models for input/output ----- //
+
+sealed interface AccessFactorSourcesInput {
+
+    data class ToDerivePublicKey(
+        val forNetworkId: NetworkId,
+        val factorSource: FactorSource.CreatingEntity? = null
+    ) : AccessFactorSourcesInput
+
+    // just for demonstration - will change in next PR
+    data class ToSign(
+        val someData: List<Int>
+    ) : AccessFactorSourcesInput
+
+    data object Init : AccessFactorSourcesInput
+}
+
+sealed interface AccessFactorSourcesOutput {
+
+    data class PublicKeyAndDerivationPath(
+        val compressedPublicKey: ByteArray,
+        val derivationPath: DerivationPath
+    ) : AccessFactorSourcesOutput
+
+    // just for demonstration - will change in next PR
+    data class Signers(
+        val someData: List<String>
+    ) : AccessFactorSourcesOutput
+
+    data class Failure(
+        val error: Throwable
+    ) : AccessFactorSourcesOutput
+
+    data object Init : AccessFactorSourcesOutput
+}