Dodaj ekran startowy podczas sprawdzania sesji

app/src/main/java/pl/firmatpp/kierowca/ui/DriverApp.kt

@@ -135,7 +135,7 @@ fun DriverApp(viewModel: DriverViewModel) {
     val lifecycleOwner = LocalLifecycleOwner.current
     var appInForeground by remember { mutableStateOf(true) }
 
-    BackHandler(enabled = state.screen != DriverScreen.Phone && state.screen != DriverScreen.Routes) {
+    BackHandler(enabled = state.screen != DriverScreen.Initializing && state.screen != DriverScreen.Phone && state.screen != DriverScreen.Routes) {
         viewModel.back()
     }
     DisposableEffect(lifecycleOwner, state.screen) {
@@ -168,6 +168,7 @@ fun DriverApp(viewModel: DriverViewModel) {
 
     Box(Modifier.fillMaxSize().background(TppColors.Surface)) {
         when (state.screen) {
+            DriverScreen.Initializing -> StartupScreen()
             DriverScreen.Phone -> PhoneScreen(state, viewModel::requestOtp)
             DriverScreen.Otp -> OtpScreen(state, viewModel::updateOtpCode, viewModel::verifyOtp, viewModel::back)
             DriverScreen.Routes -> RoutesScreen(
@@ -182,7 +183,7 @@ fun DriverApp(viewModel: DriverViewModel) {
             DriverScreen.Photo -> PhotoScreen(state, viewModel::back)
         }
 
-        if (state.loading) {
+        if (state.loading && state.screen != DriverScreen.Initializing) {
             Box(Modifier.fillMaxSize().background(Color.White.copy(alpha = 0.42f)), contentAlignment = Alignment.Center) {
                 CircularProgressIndicator(color = TppColors.Forest)
             }
@@ -190,6 +191,37 @@ fun DriverApp(viewModel: DriverViewModel) {
     }
 }
 
+@Composable
+private fun StartupScreen() {
+    Column(
+        Modifier
+            .fillMaxSize()
+            .statusBarsPadding()
+            .navigationBarsPadding()
+            .padding(32.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center,
+    ) {
+        Image(
+            painter = painterResource(R.drawable.tpp5),
+            contentDescription = "Firma TPP",
+            contentScale = ContentScale.Fit,
+            modifier = Modifier
+                .fillMaxWidth()
+                .height(120.dp),
+        )
+        Spacer(Modifier.height(32.dp))
+        CircularProgressIndicator(color = TppColors.Forest)
+        Spacer(Modifier.height(20.dp))
+        Text(
+            "Sprawdzanie sesji",
+            color = TppColors.Muted,
+            fontFamily = FontFamily.Monospace,
+            fontWeight = FontWeight.SemiBold,
+        )
+    }
+}
+
 @Composable
 private fun PhoneScreen(state: DriverUiState, onSubmit: (String) -> Unit) {
     var phoneDigits by remember(state.phone) { mutableStateOf(polishPhoneDigits(state.phone)) }

app/src/main/java/pl/firmatpp/kierowca/ui/DriverViewModel.kt

@@ -15,11 +15,11 @@ import pl.firmatpp.kierowca.data.model.DriverDto
 import pl.firmatpp.kierowca.data.model.DriverRouteDto
 import pl.firmatpp.kierowca.data.model.RoutePhotoDto
 
-enum class DriverScreen { Phone, Otp, Routes, Profile, Detail, Photo }
+enum class DriverScreen { Initializing, Phone, Otp, Routes, Profile, Detail, Photo }
 
 data class DriverUiState(
-    val screen: DriverScreen = DriverScreen.Phone,
-    val loading: Boolean = false,
+    val screen: DriverScreen = DriverScreen.Initializing,
+    val loading: Boolean = true,
     val refreshing: Boolean = false,
     val phone: String = "",
     val otpCode: String = "",
@@ -45,7 +45,11 @@ class DriverViewModel(application: Application) : AndroidViewModel(application)
 
     init {
         viewModelScope.launch {
-            if (repository.hasToken()) refreshRoutes() else _state.update { it.copy(loading = false) }
+            if (repository.hasToken()) {
+                refreshRoutes()
+            } else {
+                _state.update { it.copy(screen = DriverScreen.Phone, loading = false) }
+            }
         }
     }
 
@@ -106,7 +110,12 @@ class DriverViewModel(application: Application) : AndroidViewModel(application)
                     )
                 }
             }.onFailure { throwable ->
-                _state.update { it.copy(error = throwable.message ?: "Wystapil blad.") }
+                _state.update {
+                    it.copy(
+                        screen = if (it.screen == DriverScreen.Initializing) DriverScreen.Phone else it.screen,
+                        error = throwable.message ?: "Wystapil blad.",
+                    )
+                }
             }
 
             _state.update {
@@ -178,7 +187,7 @@ class DriverViewModel(application: Application) : AndroidViewModel(application)
 
     fun logout() = runLoading {
         repository.logout()
-        _state.update { DriverUiState(screen = DriverScreen.Phone) }
+        _state.update { DriverUiState(screen = DriverScreen.Phone, loading = false) }
     }
 
     private fun runLoading(block: suspend () -> Unit) {

app/src/test/java/pl/firmatpp/kierowca/ui/DriverUiStateTest.kt

@@ -0,0 +1,15 @@
+package pl.firmatpp.kierowca.ui
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Test
+
+class DriverUiStateTest {
+    @Test
+    fun startsOnInitializingScreenBeforeTokenCheckCompletes() {
+        val state = DriverUiState()
+
+        assertEquals(DriverScreen.Initializing, state.screen)
+        assertTrue(state.loading)
+    }
+}