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[ADD] BaseViewModel에 EventState (SharedFlow) 추가 #355

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[ADD] BaseViewModel에 EventState (SharedFlow) 추가 #355

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27 changes: 27 additions & 0 deletions app/src/main/java/com/runnect/runnect/presentation/base/BaseViewModel.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,11 +2,15 @@ package com.runnect.runnect.presentation.base

import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.runnect.runnect.domain.common.toLog
import kotlinx.coroutines.CoroutineDispatcher
import kotlinx.coroutines.CoroutineExceptionHandler
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.CoroutineStart
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.SharedFlow
import kotlinx.coroutines.flow.asSharedFlow
import kotlinx.coroutines.launch
import retrofit2.HttpException
import timber.log.Timber
Expand All @@ -15,16 +19,39 @@ import java.net.UnknownHostException

abstract class BaseViewModel : ViewModel() {

sealed interface EventState {
object Empty : EventState
data class ShowToast(val message: String) : EventState
data class ShowSnackBar(val message: String) : EventState
data class NetworkError(val message: String) : EventState
data class UnknownError(val message: String) : EventState
}
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네이밍과 관련해서 가장 최근 pr에 코멘트 하나 달아뒀어요! 확인 부탁드립니다 :)


private val _eventState: MutableSharedFlow<EventState> = MutableSharedFlow()
val eventState: SharedFlow<EventState> = _eventState.asSharedFlow()

protected fun sendEvent(event: EventState) {
viewModelScope.launch {
_eventState.emit(event)
}
}

open val exceptionHandler = CoroutineExceptionHandler { _, throwable ->
Timber.tag(throwable::class.java.simpleName).e(throwable)

when (throwable) {
is SocketException,
is HttpException,
is UnknownHostException -> {
sendEvent(
EventState.NetworkError(throwable.toLog())
)
Timber.e(throwable)
}
else -> {
sendEvent(
EventState.UnknownError(throwable.toLog())
)
Timber.e(throwable)
}
}
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