Settings: Add lineagehealth IFastCharge interface support

        android:key="charging_control"

        settings:requiresService="lineagehealth" />

    <!-- Charging speed -->

    <ListPreference

        android:entries="@*lineageos.platform:array/charging_speed_entries"

        android:entryValues="@*lineageos.platform:array/charging_speed_values"

        android:key="charging_speed"

        android:summary="%s"

        android:title="@*lineageos.platform:string/charging_speed"

        settings:controller="com.android.settings.fuelgauge.ChargingSpeedPreferenceController"

        settings:requiresService="lineagehealth" />

    <!-- Battery light -->

    <lineageos.preference.LineagePartsPreference

        android:key="battery_lights"

/*

 * Copyright (C) 2025 The LineageOS Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.settings.fuelgauge;

import android.content.Context;

import androidx.preference.ListPreference;

import androidx.preference.Preference;

import androidx.preference.PreferenceScreen;

import com.android.internal.util.ArrayUtils;

import com.android.settings.core.BasePreferenceController;

import lineageos.health.HealthInterface;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

/**

 * Controller to change and update the fast charging settings

 */

public class ChargingSpeedPreferenceController extends BasePreferenceController

        implements Preference.OnPreferenceChangeListener {

    private HealthInterface mHealthInterface;

    private ListPreference mListPreference;

    public ChargingSpeedPreferenceController(Context context, String key) {

        super(context, key);

        try {

            mHealthInterface = HealthInterface.getInstance(context);

        } catch (RuntimeException e) {

            // Not supported.

        }

    }

    @Override

    public void displayPreference(PreferenceScreen screen) {

        super.displayPreference(screen);

        mListPreference = screen.findPreference(getPreferenceKey());

        if (getAvailabilityStatus() == UNSUPPORTED_ON_DEVICE) {

            return;

        }

        List<CharSequence> entries = new ArrayList<>();

        entries.addAll(Arrays.asList(mListPreference.getEntries()));

        List<CharSequence> entryValues = new ArrayList<>();

        entryValues.addAll(Arrays.asList(mListPreference.getEntryValues()));

        int[] supportedFastChargeModes = mHealthInterface.getSupportedFastChargeModes();

        for (int i = entryValues.size() - 1; i >= 0; i--) {

            int fastChargeMode = Integer.parseInt(entryValues.get(i).toString());

            if (!ArrayUtils.contains(supportedFastChargeModes, fastChargeMode)) {

                entries.remove(i);

                entryValues.remove(i);

            }

        }

        mListPreference.setEntries(entries.stream().toArray(CharSequence[]::new));

        mListPreference.setEntryValues(entryValues.stream().toArray(CharSequence[]::new));

    }

    @Override

    public int getAvailabilityStatus() {

        return mHealthInterface != null && mHealthInterface.isFastChargeSupported()

                ? AVAILABLE : UNSUPPORTED_ON_DEVICE;

    }

    @Override

    public void updateState(Preference preference) {

        String fastChargeMode = String.valueOf(mHealthInterface.getFastChargeMode());

        int index = mListPreference.findIndexOfValue(fastChargeMode);

        if (index < 0) index = 0;

        mListPreference.setValueIndex(index);

    }

    @Override

    public boolean onPreferenceChange(Preference preference, Object newValue) {

        if (mHealthInterface.setFastChargeMode(Integer.parseInt((String) newValue))) {

            updateState(preference);

            return true;

        }

        return false;

    }

}