an error if the currently selected source isn't available for the region closes #960

app/src/main/java/com/pranshulgg/weather_master_app/core/model/sources/WeatherSource.kt

@@ -107,4 +107,10 @@ private val weatherSourcesGlobal = listOf(
 
 fun getWeatherSourcesGlobal(): List<WeatherSource> {
     return weatherSourcesGlobal
+}
+
+fun WeatherSource.isSupportedFor(countryCode: String?): Boolean {
+    val source = weatherSourcesByCountry[countryCode] ?: emptyList()
+
+    return source.isNotEmpty()
 }

app/src/main/java/com/pranshulgg/weather_master_app/feature/main/MainScreen.kt

@@ -1,6 +1,7 @@
 package com.pranshulgg.weather_master_app.feature.main
 
 import android.util.Log
+import android.widget.Toast
 import androidx.activity.compose.BackHandler
 import androidx.compose.material3.DrawerValue
 import androidx.compose.material3.ExperimentalMaterial3Api
@@ -32,6 +33,7 @@ import com.pranshulgg.weather_master_app.core.ui.snackbar.SnackbarManager
 import com.pranshulgg.weather_master_app.feature.intro.IntroScreen
 import com.pranshulgg.weather_master_app.feature.locations.LocationsScreen
 import com.pranshulgg.weather_master_app.feature.main.ui.MainScreenBottomSheets
+import com.pranshulgg.weather_master_app.feature.main.ui.MainScreenDialogs
 import com.pranshulgg.weather_master_app.feature.main.ui.NavigationDrawer
 import com.pranshulgg.weather_master_app.feature.shared.WeatherViewModel
 import com.pranshulgg.weather_master_app.feature.shared.ui.SharedBottomSheet
@@ -47,14 +49,16 @@ data class MainScreenWeatherUiState(
     val blocks: List<WeatherBlock> = WeatherBlock.getDefault(),
     val isInitialized: Boolean = false,
     val airQuality: AirQuality? = null,
-    val isAirQualityLoading: Boolean = false
+    val isAirQualityLoading: Boolean = false,
+    val isUnsupportedSource: Boolean = false
 )
 
 data class MainScreenUiState(
     val isWeatherSourcesForLocationSheetOpen: Boolean = false,
     val isWeatherSourcesInfoForLocationSheetOpen: Boolean = false,
     val isNewVersionAvailable: Boolean = false,
-    val lastestVersionUrl: String = "https://github.com/PranshulGG/WeatherMaster/releases/latest"
+    val lastestVersionUrl: String = "https://github.com/PranshulGG/WeatherMaster/releases/latest",
+    val isUnsupportedSourceDialogOpen: Boolean = false
 )
 
 @OptIn(ExperimentalMaterial3Api::class)
@@ -92,6 +96,7 @@ fun MainScreen(navController: NavController) {
     val drawerState = rememberDrawerState(initialValue = DrawerValue.Closed)
     val scope = rememberCoroutineScope()
 
+
     val closeDrawer = {
         scope.launch { drawerState.close() }
     }
@@ -103,6 +108,12 @@ fun MainScreen(navController: NavController) {
         closeDrawer()
     }
 
+    LaunchedEffect(uiState.isUnsupportedSource) {
+        if (uiState.isUnsupportedSource) {
+            viewModel.showUnsupportedSelectedSourceDialog()
+        }
+    }
+
     LaunchedEffect(mainScreenUiState.isNewVersionAvailable) {
         if (mainScreenUiState.isNewVersionAvailable) {
             SnackbarManager.show(
@@ -182,6 +193,13 @@ fun MainScreen(navController: NavController) {
 
     // WEATHER SOURCES INFO DIALOG
     MainScreenBottomSheets.WeatherSourcesInfoForLocationSheet(viewModel, activeLocation, sheetState)
+
+    // SOURCE NOT AVAILABLE
+    MainScreenDialogs.UnsupportedSelectedSourceDialog(
+        mainScreenUiState.isUnsupportedSourceDialogOpen,
+        onDismiss =
+            viewModel::hideUnsupportedSelectedSourceDialog,
+        onConfirm = { viewModel.showWeatherSourcesForLocationSheet(uiState.isLoading) })
 }
 
 

app/src/main/java/com/pranshulgg/weather_master_app/feature/main/MainScreenViewModel.kt

@@ -49,6 +49,14 @@ class MainScreenViewModel @Inject constructor(
         _uiState.value = _uiState.value.copy(isWeatherSourcesInfoForLocationSheetOpen = false)
     }
 
+    fun hideUnsupportedSelectedSourceDialog() {
+        _uiState.value = _uiState.value.copy(isUnsupportedSourceDialogOpen = false)
+    }
+
+    fun showUnsupportedSelectedSourceDialog() {
+        _uiState.value = _uiState.value.copy(isUnsupportedSourceDialogOpen = true)
+    }
+
     private suspend fun checkForUpdates() {
         val isNewAvailable = try {
             githubRepository.isNewVersionAvailable(

app/src/main/java/com/pranshulgg/weather_master_app/feature/main/ui/MainScreenDialogs.kt

@@ -0,0 +1,24 @@
+package com.pranshulgg.weather_master_app.feature.main.ui
+
+import androidx.compose.runtime.Composable
+import com.pranshulgg.weather_master_app.core.ui.components.TextAlertDialog
+
+object MainScreenDialogs {
+
+
+    @Composable
+    fun UnsupportedSelectedSourceDialog(
+        show: Boolean,
+        onDismiss: () -> Unit,
+        onConfirm: () -> Unit
+    ) {
+        TextAlertDialog(
+            show,
+            onDismiss = onDismiss,
+            onConfirm = onConfirm,
+            confirmText = "Change",
+            title = "Source not supported",
+            message = "The currently selected source is not supported in your region. Please choose a different source"
+        )
+    }
+}

app/src/main/java/com/pranshulgg/weather_master_app/feature/shared/WeatherViewModel.kt

@@ -14,6 +14,7 @@ import com.pranshulgg.weather_master_app.core.model.domain.toMessageRes
 import com.pranshulgg.weather_master_app.core.model.domain.weather.Weather
 import com.pranshulgg.weather_master_app.core.model.domain.weather.WeatherBlock
 import com.pranshulgg.weather_master_app.core.model.sources.WeatherSource
+import com.pranshulgg.weather_master_app.core.model.sources.isSupportedFor
 import com.pranshulgg.weather_master_app.core.model.weather.WeatherResult
 import com.pranshulgg.weather_master_app.core.model.weather.airquality.AirQualityResult
 import com.pranshulgg.weather_master_app.core.network.github.GithubRepository
@@ -117,7 +118,7 @@ class WeatherViewModel @Inject constructor(
         setLoading(true)
         weatherJob?.cancel()
         val startTime = System.currentTimeMillis()
-        _uiState.value = _uiState.value.copy(isError = false)
+        _uiState.value = _uiState.value.copy(isError = false, isUnsupportedSource = false)
 
 
         weatherJob = viewModelScope.launch {
@@ -253,7 +254,8 @@ class WeatherViewModel @Inject constructor(
 
                 _uiState.value = _uiState.value.copy(
                     isError = true,
-                    weather = result.cacheWeather
+                    weather = result.cacheWeather,
+                    isUnsupportedSource = !location.source.isSupportedFor(location.countryCode?.uppercase())
                 )
             }