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package mx.trackermap.TrackerMap.android.session
import android.util.Log
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.zhuinden.eventemitter.EventEmitter
import com.zhuinden.eventemitter.EventSource
import kotlinx.coroutines.DelicateCoroutinesApi
import kotlinx.coroutines.flow.collect
import kotlinx.coroutines.launch
import mx.trackermap.TrackerMap.client.models.User
import mx.trackermap.TrackerMap.controllers.SessionController
import org.koin.core.component.KoinComponent
import org.koin.core.component.inject
@DelicateCoroutinesApi
class UserInformationViewModel : ViewModel(), KoinComponent {
private val sessionController: SessionController by inject()
init {
Log.d("UserInformationVM", "Initializing User Information View Model")
}
private val _user = MutableLiveData<User>()
val user: LiveData<User> get() = _user
private val loginStateEmitter = EventEmitter<SessionController.LoginState>()
val loginState: EventSource<SessionController.LoginState> = loginStateEmitter
init {
viewModelScope.launch {
setupLoginStateObserver()
}
viewModelScope.launch {
setupUserObserver()
}
}
private suspend fun setupLoginStateObserver() {
sessionController.loginStateFlow.collect {
it?.let {
loginStateEmitter.emit(it)
}
}
}
private suspend fun setupUserObserver() {
sessionController.userFlow.collect {
it?.let {
_user.postValue(it)
}
}
}
fun fetchUserInfo() {
viewModelScope.launch {
loginStateEmitter.emit(SessionController.LoginState.Loading)
try {
sessionController.getSession()
loginStateEmitter.emit(SessionController.LoginState.Success)
} catch (e: Exception) {
loginStateEmitter.emit(SessionController.LoginState.Failure)
}
}
}
fun signOut(token: String?) {
viewModelScope.launch {
sessionController.logout(token)
}
}
}
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