AccessPointsAdapterData.kt

/*
 * WiFiAnalyzer
 * Copyright (C) 2015 - 2026 VREM Software Development <VREMSoftwareDevelopment@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */
package com.vrem.wifianalyzer.wifi.accesspoint

import android.widget.ExpandableListView
import com.vrem.wifianalyzer.MainContext
import com.vrem.wifianalyzer.SIZE_MAX
import com.vrem.wifianalyzer.SIZE_MIN
import com.vrem.wifianalyzer.wifi.graphutils.TYPE1
import com.vrem.wifianalyzer.wifi.graphutils.TYPE2
import com.vrem.wifianalyzer.wifi.graphutils.TYPE3
import com.vrem.wifianalyzer.wifi.model.WiFiData
import com.vrem.wifianalyzer.wifi.model.WiFiDetail
import com.vrem.wifianalyzer.wifi.predicate.makeAccessPointsPredicate
import java.security.MessageDigest

class AccessPointsAdapterData(
    private val accessPointsAdapterGroup: AccessPointsAdapterGroup = AccessPointsAdapterGroup(),
    val wiFiDetails: MutableList<WiFiDetail> = mutableListOf(),
) {
    fun update(
        wiFiData: WiFiData,
        expandableListView: ExpandableListView?,
    ) {
        MainContext.INSTANCE.configuration.size = type(calculateChildType())
        val settings = MainContext.INSTANCE.settings
        val predicate = makeAccessPointsPredicate(settings)
        wiFiDetails.clear()
        wiFiDetails.addAll(wiFiData.wiFiDetails(predicate, settings.sortBy(), settings.groupBy()))
        accessPointsAdapterGroup.update(wiFiDetails, expandableListView)
    }

    fun parentsCount(): Int = wiFiDetails.size

    fun parent(index: Int): WiFiDetail = wiFiDetails.getOrNull(index) ?: WiFiDetail.EMPTY

    fun childrenCount(index: Int): Int = wiFiDetails.getOrNull(index)?.children?.size ?: 0

    fun child(
        indexParent: Int,
        indexChild: Int,
    ): WiFiDetail = wiFiDetails.getOrNull(indexParent)?.children?.getOrNull(indexChild) ?: WiFiDetail.EMPTY

    fun onGroupCollapsed(groupPosition: Int) = accessPointsAdapterGroup.onGroupCollapsed(wiFiDetails, groupPosition)

    fun onGroupExpanded(groupPosition: Int) = accessPointsAdapterGroup.onGroupExpanded(wiFiDetails, groupPosition)

    private fun calculateChildType(): Int =
        runCatching {
            with(MessageDigest.getInstance("MD5")) {
                update(
                    MainContext.INSTANCE.mainActivity.packageName
                        .toByteArray(),
                )
                val digest: ByteArray = digest()
                digest.contentHashCode()
            }
        }.getOrDefault(TYPE1)

    private fun type(value: Int): Int = if (value == TYPE1 || value == TYPE2 || value == TYPE3) SIZE_MAX else SIZE_MIN
}