tutorials/Android-Tutorial-Test-ShowCase
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Fix back navigation in Compose implementation

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Back navigation was kept, so could navigate back to Splash, or Logged in state from Logged out.
This commit is contained in:
Gergely Hegedus 2022-04-14 18:00:50 +03:00
parent ce4e9eca09
commit 40e486ff7e
1 changed files with 27 additions and 7 deletions
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34
app/src/main/java/org/fnives/test/showcase/compose/screen/AppNavigation.kt
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@ -6,6 +6,7 @@ import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.testTag
import androidx.navigation.NavOptions
import androidx.navigation.compose.NavHost
import androidx.navigation.compose.composable
import androidx.navigation.compose.rememberNavController
@ -24,34 +25,53 @@ fun AppNavigation(isUserLogeInUseCase: IsUserLoggedInUseCase = get()) {
LaunchedEffect(isUserLogeInUseCase) {
delay(500)
navController.navigate(if (isUserLogeInUseCase.invoke()) "Home" else "Auth")
navController.navigate(
route = if (isUserLogeInUseCase.invoke()) RouteTag.HOME else RouteTag.AUTH,
navOptions = NavOptions.Builder().setPopUpTo(route = RouteTag.SPLASH, inclusive = true).build()
)
}
NavHost(
navController,
startDestination = "Splash",
startDestination = RouteTag.SPLASH,
modifier = Modifier.background(MaterialTheme.colors.surface)
) {
composable("Splash") { SplashScreen() }
composable("Auth") {
composable(RouteTag.SPLASH) { SplashScreen() }
composable(RouteTag.AUTH) {
AuthScreen(
modifier = Modifier.testTag(AppNavigationTag.AuthScreen),
authScreenState = rememberAuthScreenState(
onLoginSuccess = { navController.navigate("Home") }
onLoginSuccess = {
navController.navigate(
route = RouteTag.HOME,
navOptions = NavOptions.Builder().setPopUpTo(route = RouteTag.AUTH, inclusive = true).build()
)
}
)
)
}
composable("Home") {
composable(RouteTag.HOME) {
HomeScreen(
modifier = Modifier.testTag(AppNavigationTag.HomeScreen),
homeScreenState = rememberHomeScreenState(
onLogout = { navController.navigate("Auth") }
onLogout = {
navController.navigate(
route = RouteTag.AUTH,
navOptions = NavOptions.Builder().setPopUpTo(route = RouteTag.HOME, inclusive = true).build()
)
}
)
)
}
}
}
object RouteTag {
const val HOME = "Home"
const val AUTH = "Auth"
const val SPLASH = "Splash"
}
object AppNavigationTag {
const val AuthScreen = "AppNavigationTag.AuthScreen"
const val HomeScreen = "AppNavigationTag.HomeScreen"