package com.longnh15.heimdall

import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.longnh15.heimdall.data.preferences.PreferenceDataSource
import com.longnh15.heimdall.data.source.local.LocalDataSource
import kotlinx.coroutines.flow.SharingStarted
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.flow.map
import kotlinx.coroutines.flow.stateIn
import kotlinx.coroutines.launch
import org.koin.core.annotation.KoinViewModel

@KoinViewModel
class MainViewModel (
    private val preferenceDataSource: PreferenceDataSource,
    private val localDataSource: LocalDataSource
) : ViewModel() {
    val isFirstLaunch: StateFlow<Boolean?> = preferenceDataSource.preferences
        .map { it.isFirstLaunch }
        .stateIn(
            scope = viewModelScope,
            started = SharingStarted.WhileSubscribed(5000),
            initialValue = null
        )

    val token: StateFlow<String?> = localDataSource.token
        .map { it.orEmpty() }
        .stateIn(
            scope = viewModelScope,
            started = SharingStarted.WhileSubscribed(5000),
            initialValue = null
        )

    fun onCompleteOnboarding() {
        viewModelScope.launch {
            preferenceDataSource.setFirstLaunchDone()
        }
    }
}