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| custom-rules: | |
| ManualEffectHandling: | |
| active: true |
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| your.package.name.MyCustomRuleSetProvider |
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| class MyCustomRuleSetProvider : RuleSetProvider { | |
| override val ruleSetId: String = "custom-rules" | |
| override fun instance(config: Config) = | |
| RuleSet(ruleSetId, listOf(LaunchedEffectWithEffectParamRule(config))) | |
| } |
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| class LaunchedEffectWithEffectParamRule(config: Config) : Rule(config) { | |
| // ... | |
| override fun visitCallExpression(expression: KtCallExpression) { | |
| super.visitCallExpression(expression) | |
| val calleeName = expression.calleeExpression?.text ?: return | |
| if (calleeName != "LaunchedEffect") return |
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| class LaunchedEffectWithEffectParamRule(config: Config) : Rule(config) { | |
| private val effectNameCandidates = setOf( | |
| "effect", "effects", "viewEffect", "uiEffect", "event", "viewEvent", | |
| "viewModel.effect", "viewModel.effects", "viewModel.viewEffect", | |
| "viewModel.event", "viewModel.viewEvent", "viewModel.uiEffect", | |
| ) | |
| override val issue = Issue( | |
| id = "ManualEffectHandling", |
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| plugins { | |
| kotlin("jvm") version "2.1.0" // Use version catalog | |
| } | |
| dependencies { | |
| // Use version catalog instead | |
| compileOnly("io.gitlab.arturbosch.detekt:detekt-api:1.23.8") | |
| } |
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| sealed interface UserProfileEvent { | |
| data object DeleteAccount : UserProfileEvent | |
| data object ConsumeEffect : UserProfileEvent | |
| } | |
| sealed interface UserProfileEffect { | |
| data class ShowError(val message: String) : UserProfileEffect | |
| data object NavigateToLogin : UserProfileEffect | |
| } |
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| @Composable | |
| fun UserProfileScreen( | |
| viewModel: UserProfileViewModel = hiltViewModel() | |
| ) { | |
| // ... | |
| EffectHandler(viewModel.viewEffect, viewModel::processEvent) | |
| } | |
| @Composable |
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| @Composable | |
| fun <EFFECT> LaunchedUiEffectHandler( | |
| effectFlow: Flow<EFFECT?>, | |
| onEffect: suspend (EFFECT) -> Unit, | |
| onConsumeEffect: () -> Unit, | |
| ) { | |
| val effect by effectFlow.collectAsStateWithLifecycle(null) | |
| val currentOnEffect by rememberUpdatedState(onEffect) | |
| val currentOnConsumeEffect by rememberUpdatedState(onConsumeEffect) |
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| private fun deleteAccount() { | |
| viewModelScope.launch { | |
| // ... | |
| try { | |
| userRepository.deleteAccount() | |
| _uiState.update { | |
| it.copy( | |
| isLoading = false, | |
| effect = UserProfileEffect.NavigateToLogin |
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