package com.berider.app.common.utils

import android.Manifest.permission.*
import android.app.Activity
import android.content.Context
import android.content.pm.PackageManager
import androidx.core.app.ActivityCompat
import androidx.core.content.ContextCompat
import androidx.fragment.app.Fragment
import com.berider.app.analytics.base.AnalyticsService
import com.berider.app.analytics.base.Event
import com.berider.app.common.utils.PermissionConstants.REQUEST_LOCATION
import com.berider.app.common.utils.PermissionConstants.locationPermissions

/**
 * Created by pavel.petkevich@skodaautodigilab.com on 20.March.2020
 */

object PermissionConstants {
    const val REQUEST_STORAGE = 1000
    const val REQUEST_CAMERA = 1001
    const val REQUEST_LOCATION = 1002

    val permissionMap = mapOf(
        CAMERA to REQUEST_CAMERA,
        READ_EXTERNAL_STORAGE to REQUEST_STORAGE,
        ACCESS_FINE_LOCATION to REQUEST_LOCATION
    )

    internal val locationPermissions = arrayOf(ACCESS_FINE_LOCATION, ACCESS_COARSE_LOCATION)
}

/**
 * Context extension function, check if permission is gived or not.
 * @return Boolean - true in case of gived otherwise false.
 */
fun Context.isLocationPermissionGranted() =
    ContextCompat.checkSelfPermission(this, ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED

/**
 * Fragment extension function for running code with following [permission].
 * @param permission - manifest permission.
 * @param granted - lambda function invoked in case of permission already granted.
 * @param showRationale - lambda function invoked in case of needs to show rationale before requesting [permission].
 */
fun Fragment.runWithPermission(
    permission: String,
    granted: () -> Unit,
    analyticsService: AnalyticsService,
    showRationale: (() -> Unit)? = null
) {
    activity?.let { act ->
        when {
            ContextCompat.checkSelfPermission(act, permission) == PackageManager.PERMISSION_GRANTED -> granted.invoke()
            ActivityCompat.shouldShowRequestPermissionRationale(
                act,
                READ_CONTACTS // TODO PermissionRationale: ignoring(set it on READ_CONTACTS) replace with [permission].
            ) -> showRationale?.invoke()
            else -> PermissionConstants.permissionMap[permission]?.let {
                analyticsService.logEvent(Event.Names.GLOBAL_PERMISSION.name, Event.Parameters.TYPE.name to permission)
                requestPermissions(it.getPermissions(permission), it)
            }
        }
    }
}

/**
 * Activity extension function for running code with following [permission].
 * @param permission - manifest permission.
 * @param granted - lambda function invoked in case of permission already granted.
 * @param showRationale - lambda function invoked in case of needs to show rationale before requesting [permission].
 */
fun Activity.runWithPermission(
    permission: String,
    granted: (() -> Unit)? = null,
    analyticsService: AnalyticsService,
    showRationale: (() -> Unit)? = null
) {
    when {
        ContextCompat.checkSelfPermission(this, permission) == PackageManager.PERMISSION_GRANTED -> granted?.invoke()
        ActivityCompat.shouldShowRequestPermissionRationale(
            this,
            READ_CONTACTS // TODO PermissionRationale: ignoring(set it on READ_CONTACTS) replace with [permission].
        ) -> showRationale?.invoke()
        else -> PermissionConstants.permissionMap[permission]?.let {
            analyticsService.logEvent(Event.Names.GLOBAL_PERMISSION.name, Event.Parameters.TYPE.name to permission)
            requestPermissions(it.getPermissions(permission), it)
        }
    }
}

private fun Int.getPermissions(permission: String) =
    when (this) {
        REQUEST_LOCATION -> locationPermissions
        else -> arrayOf(permission)
    }