package mx.trackermap.TrackerMap.android.session

import android.util.Log
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.launch
import mx.trackermap.TrackerMap.client.apis.SessionApi
import mx.trackermap.TrackerMap.client.models.User

class UserInformationViewModel(private val sessionApi: SessionApi) : ViewModel() {

    sealed class InformationState {
        object Loading: InformationState()
        object Failure: InformationState()
        class Success(val user: User) : InformationState()
        object Signout: InformationState()
    }

    var userInformation = MutableLiveData<InformationState>(InformationState.Loading)

    init {
        Log.d("UserInformationVM", "Initializing User Information View Model")
    }

    fun fetchUserInfo() {
        viewModelScope.launch {
            userInformation.postValue(InformationState.Loading)
            try {
                userInformation.postValue(InformationState.Success(sessionApi.sessionGet()))
            } catch (e: Exception) {
                userInformation.postValue(InformationState.Failure)
            }
        }
    }

    fun signout() {
        viewModelScope.launch {
            userInformation.postValue(InformationState.Loading)
            sessionApi.sessionDelete()
            userInformation.postValue(InformationState.Signout)
        }
    }
}