package com.berider.app.onboarding.data

import com.berider.app.common.base.BaseRepository
import com.berider.app.common.core.ResponseState
import com.berider.app.common.utils.SingleLiveEvent
import com.berider.app.common.utils.emit
import com.berider.app.models.domain.onboarding.Onboarding
import com.berider.app.models.domain.onboarding.OnboardingPage
import com.berider.app.models.domain.onboarding.OnboardingPage.Companion.getPageType
import com.berider.app.onboarding.R
import com.berider.app.remoteconfig.RemoteConfigFunctions

/**
 * Created by pavel.petkevich@skodaautodigilab.com on 06.April.2020
 */
interface IOnboardingRepository {
    val uiState: SingleLiveEvent<ResponseState>
    val data: SingleLiveEvent<List<OnboardingPage>?>
    fun fetchOnBoarding(onboardingType: Onboarding.Type, isLocationPermissionGranted: Boolean)
}

class OnboardingRepository(private val remoteConfigFunctions: RemoteConfigFunctions) : IOnboardingRepository, BaseRepository() {
    override val uiState: SingleLiveEvent<ResponseState>
        get() = responseState

    private val _data = SingleLiveEvent<List<OnboardingPage>?>()
    override val data: SingleLiveEvent<List<OnboardingPage>?>
        get() = _data

    override fun fetchOnBoarding(onboardingType: Onboarding.Type, isLocationPermissionGranted: Boolean) {
        responseState.emit(ResponseState.BlockingLoadingState.Start(bgColorRes = R.color.transparent))
        remoteConfigFunctions.apply {
            Array<OnboardingPage>::class.fetchRemoteConfig(
                onboardingType.defRcFile,
                onboardingType.rcKeyName
            ) { list ->
                _data.emit(list?.removeLocationPermPage(onboardingType, isLocationPermissionGranted)?.filter { !it.isIosOnly })
                responseState.emit(ResponseState.BlockingLoadingState.Stop())
            }
        }
    }

    private fun Array<OnboardingPage>.removeLocationPermPage(
        onboardingType: Onboarding.Type,
        isLocationPermissionGranted: Boolean
    ) = toMutableList().apply {
        this.takeIf { onboardingType == Onboarding.Type.MAIN && isLocationPermissionGranted }
            ?.find { getPageType(it.type) == OnboardingPage.Type.LOCATION }?.let { remove(it) }
    }
}