feature/91-add-main-view-model #99
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| package com.washingtondcsquad.tudee | ||
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| import java.util.Locale | ||
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| data class MainActivityUiState( | ||
| val isDarkTheme: Boolean = false, | ||
| val hasOnBoardingShown: Boolean = false, | ||
| val currentAppLocale: Locale = Locale.ENGLISH | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
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| package com.washingtondcsquad.tudee | ||
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| import androidx.lifecycle.viewModelScope | ||
| import com.washingtondcsquad.tudee.domain.services.AppPreferencesService | ||
| import com.washingtondcsquad.tudee.presentation.base.BaseViewModel | ||
| import kotlinx.coroutines.flow.Flow | ||
| import kotlinx.coroutines.flow.collectLatest | ||
| import kotlinx.coroutines.launch | ||
| import java.util.Locale | ||
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| class MainViewModel( | ||
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kareem-01 marked this conversation as resolved.
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| private val appPreferencesService: AppPreferencesService | ||
| ) : BaseViewModel<MainActivityUiState>(MainActivityUiState()) { | ||
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| init { | ||
| getIsDarkTheme() | ||
| getOnBoardingState() | ||
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Collaborator
There was a problem hiding this comment. same as the above method |
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| getAppLocale() | ||
| } | ||
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| private fun getIsDarkTheme() { | ||
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kareem-01 marked this conversation as resolved.
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| tryToExecute( | ||
| request = { | ||
| appPreferencesService.isDarkModeEnabled() | ||
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kareem-01 marked this conversation as resolved.
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| }, | ||
| onSuccess = ::onDarkThemeEnabled, | ||
| onError = {} | ||
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Collaborator
There was a problem hiding this comment. i think it always a good practice to handle error state, help in debugging and improve user experience |
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| ) | ||
| } | ||
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| private fun onDarkThemeEnabled(isDarkThemeEnabled: Flow<Boolean>) = viewModelScope.launch { | ||
| isDarkThemeEnabled.collectLatest { | ||
| updateState { | ||
| copy(isDarkTheme = it) | ||
| } | ||
| } | ||
| } | ||
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| private fun getOnBoardingState() { | ||
| tryToExecute( | ||
| request = { | ||
| appPreferencesService.hasOnboardingBeenShown() | ||
| }, | ||
| onSuccess = ::onOnBoardingState, | ||
| onError = {} | ||
| ) | ||
| } | ||
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| private fun onOnBoardingState(hasOnboardingBeenShown: Flow<Boolean>) = viewModelScope.launch { | ||
| hasOnboardingBeenShown.collectLatest { | ||
| updateState { | ||
| copy(hasOnBoardingShown = it) | ||
| } | ||
| } | ||
| } | ||
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| private fun getAppLocale() { | ||
| tryToCollect( | ||
| request = { | ||
| appPreferencesService.getCurrentLocale() | ||
| }, | ||
| onChange = ::onAppLanguageChanged, | ||
| onError = {}, | ||
| ) | ||
| } | ||
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| private fun onAppLanguageChanged(newLocale: Locale) { | ||
| updateState { | ||
| copy(currentAppLocale = newLocale) | ||
| } | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| package com.washingtondcsquad.tudee.presentation.utils | ||
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| import androidx.compose.foundation.layout.padding | ||
| import androidx.compose.material3.SnackbarDuration | ||
| import androidx.compose.material3.SnackbarHost | ||
| import androidx.compose.material3.SnackbarHostState | ||
| import androidx.compose.runtime.Composable | ||
| import androidx.compose.runtime.remember | ||
| import androidx.compose.runtime.rememberCoroutineScope | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.res.painterResource | ||
| import androidx.compose.ui.unit.dp | ||
| import com.washingtondcsquad.tudee.R | ||
| import com.washingtondcsquad.tudee.presentation.components.SnackBarCard | ||
| import com.washingtondcsquad.tudee.presentation.components.snack_bar.ObserveAsEvent | ||
| import com.washingtondcsquad.tudee.presentation.components.snack_bar.SnackbarController | ||
| import com.washingtondcsquad.tudee.presentation.design.AppTheme | ||
| import kotlinx.coroutines.launch | ||
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| @Composable | ||
| fun SnackBarHandler() { | ||
| val snackBarHostState = remember { SnackbarHostState() } | ||
| val coroutineScope = rememberCoroutineScope() | ||
| ObserveAsEvent( | ||
| flow = SnackbarController.event, | ||
| onEvent = { event -> | ||
| coroutineScope.launch { | ||
| snackBarHostState.currentSnackbarData?.dismiss() | ||
| snackBarHostState.showSnackbar( | ||
| message = event.message, | ||
| duration = SnackbarDuration.Short | ||
| ) | ||
| } | ||
| } | ||
| ) | ||
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| SnackbarHost( | ||
| hostState = snackBarHostState, | ||
| snackbar = { snackbarData -> | ||
| val (iconRes, iconTint) = when { | ||
| snackbarData.visuals.message.contains("success", ignoreCase = true) -> | ||
| Pair(R.drawable.checkmark, AppTheme.colors.greenAccent) | ||
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| snackbarData.visuals.message.contains("error", ignoreCase = true) -> | ||
| Pair(R.drawable.checkmark, AppTheme.colors.error) | ||
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| else -> | ||
| Pair(R.drawable.information_diamond, AppTheme.colors.error) | ||
| } | ||
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| SnackBarCard( | ||
| message = snackbarData.visuals.message, | ||
| icon = painterResource(id = iconRes), | ||
| iconTint = iconTint, | ||
| iconBackgroundColor = AppTheme.colors.surface, | ||
| modifier = Modifier.padding(horizontal = 8.dp, vertical = 48.dp) | ||
| ) | ||
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| } | ||
| ) | ||
| } |
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i suggest to rename this to MainActivityViewModel