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/**
* TrackerMap
* Copyright (C) 2021-2022 Iván Ávalos <avalos@disroot.org>, Henoch Ojeda <imhenoch@protonmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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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