Nodes: rework RootFlowNode with cache service
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ganfra
parent
4612da16d5
commit
fc7bdafbcb
6 changed files with 90 additions and 52 deletions
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@ -31,7 +31,6 @@ import com.bumble.appyx.core.node.node
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import com.bumble.appyx.core.plugin.Plugin
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import com.bumble.appyx.core.plugin.plugins
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import com.bumble.appyx.navmodel.backstack.BackStack
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import com.bumble.appyx.navmodel.backstack.operation.newRoot
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import com.bumble.appyx.navmodel.backstack.operation.pop
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import com.bumble.appyx.navmodel.backstack.operation.push
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import dagger.assisted.Assisted
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@ -49,19 +48,21 @@ import io.element.android.features.rageshake.api.bugreport.BugReportEntryPoint
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import io.element.android.libraries.architecture.BackstackNode
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import io.element.android.libraries.architecture.animation.rememberDefaultTransitionHandler
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import io.element.android.libraries.architecture.createNode
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import io.element.android.libraries.architecture.waitForChildAttached
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import io.element.android.libraries.deeplink.DeeplinkData
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import io.element.android.libraries.designsystem.theme.components.CircularProgressIndicator
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import io.element.android.libraries.di.AppScope
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import io.element.android.libraries.matrix.api.auth.MatrixAuthenticationService
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import io.element.android.libraries.matrix.api.core.SessionId
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import io.element.android.libraries.matrix.api.core.UserId
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import kotlinx.coroutines.flow.Flow
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import kotlinx.coroutines.flow.combine
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import kotlinx.coroutines.flow.distinctUntilChanged
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import kotlinx.coroutines.flow.first
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import kotlinx.coroutines.flow.launchIn
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import kotlinx.coroutines.flow.map
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import kotlinx.coroutines.flow.onEach
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import kotlinx.coroutines.flow.onStart
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import kotlinx.parcelize.Parcelize
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import timber.log.Timber
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import java.util.UUID
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@ContributesNode(AppScope::class)
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class RootFlowNode @AssistedInject constructor(
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@ -90,21 +91,15 @@ class RootFlowNode @AssistedInject constructor(
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}
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private fun observeLoggedInState() {
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authenticationService.isLoggedIn()
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.distinctUntilChanged()
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.combine(
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cacheService.cacheIndex().onEach {
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Timber.v("cacheIndex=$it")
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matrixClientsHolder.removeAll()
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}
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) { isLoggedIn, cacheIdx -> isLoggedIn to cacheIdx }
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.onEach { pair ->
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val isLoggedIn = pair.first
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val cacheIndex = pair.second
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Timber.v("isLoggedIn=$isLoggedIn, cacheIndex=$cacheIndex")
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combine(
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cacheService.onClearedCacheEventFlow(),
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authenticationService.isLoggedIn(),
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) { _, isLoggedIn -> isLoggedIn }
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.onEach { isLoggedIn ->
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Timber.v("isLoggedIn=$isLoggedIn")
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if (isLoggedIn) {
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tryToRestoreLatestSession(
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onSuccess = { switchToLoggedInFlow(it, cacheIndex) },
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onSuccess = { switchToLoggedInFlow(it) },
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onFailure = { switchToNotLoggedInFlow() }
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)
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} else {
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@ -114,8 +109,8 @@ class RootFlowNode @AssistedInject constructor(
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.launchIn(lifecycleScope)
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}
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private fun switchToLoggedInFlow(sessionId: SessionId, cacheIndex: Int) {
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backstack.safeRoot(NavTarget.LoggedInFlow(sessionId, cacheIndex))
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private fun switchToLoggedInFlow(sessionId: SessionId) {
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backstack.safeRoot(NavTarget.LoggedInFlow(sessionId))
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}
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private fun switchToNotLoggedInFlow() {
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@ -123,28 +118,38 @@ class RootFlowNode @AssistedInject constructor(
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backstack.safeRoot(NavTarget.NotLoggedInFlow)
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}
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private suspend fun restoreSessionIfNeeded(
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sessionId: SessionId,
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onFailure: () -> Unit = {},
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onSuccess: (SessionId) -> Unit = {},
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) {
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// If the session is already known it'll be restored by the node hierarchy
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if (matrixClientsHolder.knowSession(sessionId)) {
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Timber.v("Session $sessionId already alive, no need to restore.")
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return
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}
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authenticationService.restoreSession(sessionId)
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.onSuccess { matrixClient ->
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matrixClientsHolder.add(matrixClient)
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Timber.v("Succeed to restore session $sessionId")
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onSuccess(sessionId)
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}
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.onFailure {
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Timber.v("Failed to restore session $sessionId")
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onFailure()
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}
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}
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private suspend fun tryToRestoreLatestSession(
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onSuccess: (UserId) -> Unit = {},
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onSuccess: (SessionId) -> Unit = {},
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onFailure: () -> Unit = {}
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) {
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val latestKnownUserId = authenticationService.getLatestSessionId()
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if (latestKnownUserId == null) {
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val latestSessionId = authenticationService.getLatestSessionId()
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if (latestSessionId == null) {
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onFailure()
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return
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}
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if (matrixClientsHolder.knowSession(latestKnownUserId)) {
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onSuccess(latestKnownUserId)
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return
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}
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authenticationService.restoreSession(UserId(latestKnownUserId.value))
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.onSuccess { matrixClient ->
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matrixClientsHolder.add(matrixClient)
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onSuccess(matrixClient.sessionId)
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}
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.onFailure {
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Timber.v("Failed to restore session...")
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onFailure()
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}
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restoreSessionIfNeeded(latestSessionId, onFailure, onSuccess)
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}
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private fun onOpenBugReport() {
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@ -175,7 +180,10 @@ class RootFlowNode @AssistedInject constructor(
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object NotLoggedInFlow : NavTarget
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@Parcelize
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data class LoggedInFlow(val sessionId: SessionId, val cacheIndex: Int) : NavTarget
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data class LoggedInFlow(
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val sessionId: SessionId,
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val navId: UUID = UUID.randomUUID(),
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) : NavTarget
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@Parcelize
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object BugReport : NavTarget
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@ -186,7 +194,6 @@ class RootFlowNode @AssistedInject constructor(
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is NavTarget.LoggedInFlow -> {
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val matrixClient = matrixClientsHolder.getOrNull(navTarget.sessionId) ?: return splashNode(buildContext).also {
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Timber.w("Couldn't find any session, go through SplashScreen")
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backstack.newRoot(NavTarget.SplashScreen)
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}
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val inputs = LoggedInFlowNode.Inputs(matrixClient)
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val callback = object : LoggedInFlowNode.Callback {
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@ -247,9 +254,16 @@ class RootFlowNode @AssistedInject constructor(
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}
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private suspend fun attachSession(sessionId: SessionId): LoggedInFlowNode {
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val cacheIndex = cacheService.cacheIndex().first()
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return attachChild {
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backstack.newRoot(NavTarget.LoggedInFlow(sessionId, cacheIndex))
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//TODO handle multi-session
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return waitForChildAttached { navTarget ->
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navTarget is NavTarget.LoggedInFlow && navTarget.sessionId == sessionId
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}
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}
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private fun CacheService.onClearedCacheEventFlow(): Flow<Unit> {
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return clearedCacheEventFlow
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.onEach { sessionId -> matrixClientsHolder.remove(sessionId) }
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.map { }
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.onStart { emit((Unit)) }
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}
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}
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