/*  Copyright (C) 2016-2021 Andreas Shimokawa, Carsten Pfeiffer, Sebastian
    Kranz, Taavi Eomäe

    This file is part of Gadgetbridge.

    Gadgetbridge is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Gadgetbridge 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.service.devices.itag;

import android.bluetooth.BluetoothGatt;
import android.bluetooth.BluetoothGattCharacteristic;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.Uri;

import androidx.localbroadcastmanager.content.LocalBroadcastManager;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;
import java.util.UUID;

import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventBatteryInfo;
import nodomain.freeyourgadget.gadgetbridge.devices.itag.ITagConstants;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.Alarm;
import nodomain.freeyourgadget.gadgetbridge.model.CalendarEventSpec;
import nodomain.freeyourgadget.gadgetbridge.model.CallSpec;
import nodomain.freeyourgadget.gadgetbridge.model.CannedMessagesSpec;
import nodomain.freeyourgadget.gadgetbridge.model.MusicSpec;
import nodomain.freeyourgadget.gadgetbridge.model.MusicStateSpec;
import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
import nodomain.freeyourgadget.gadgetbridge.model.WeatherSpec;
import nodomain.freeyourgadget.gadgetbridge.service.btle.AbstractBTLEDeviceSupport;
import nodomain.freeyourgadget.gadgetbridge.service.btle.GattService;
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.IntentListener;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.battery.BatteryInfoProfile;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfoProfile;

public class ITagSupport extends AbstractBTLEDeviceSupport {

    private static final Logger LOG = LoggerFactory.getLogger(ITagSupport.class);
    private final GBDeviceEventBatteryInfo batteryCmd = new GBDeviceEventBatteryInfo();
    private final DeviceInfoProfile<ITagSupport> deviceInfoProfile;
    private final BatteryInfoProfile<ITagSupport> batteryInfoProfile;

    private final IntentListener mListener = new IntentListener() {
        @Override
        public void notify(Intent intent) {
            String s = intent.getAction();
            if (s.equals(DeviceInfoProfile.ACTION_DEVICE_INFO)) {
                handleDeviceInfo((nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo) intent.getParcelableExtra(DeviceInfoProfile.EXTRA_DEVICE_INFO));
            } else if (s.equals(BatteryInfoProfile.ACTION_BATTERY_INFO)) {
                handleBatteryInfo((nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.battery.BatteryInfo) intent.getParcelableExtra(BatteryInfoProfile.EXTRA_BATTERY_INFO));
            }
        }
    };

    public ITagSupport() {
        super(LOG);
        addSupportedService(GattService.UUID_SERVICE_GENERIC_ACCESS);
        addSupportedService(GattService.UUID_SERVICE_GENERIC_ATTRIBUTE);
        addSupportedService(GattService.UUID_SERVICE_BATTERY_SERVICE);

        addSupportedService(GattService.UUID_SERVICE_IMMEDIATE_ALERT);
        addSupportedService(ITagConstants.UUID_SERVICE_BUTTON);


        deviceInfoProfile = new DeviceInfoProfile<>(this);
        deviceInfoProfile.addListener(mListener);
        batteryInfoProfile = new BatteryInfoProfile<>(this);
        batteryInfoProfile.addListener(mListener);

        addSupportedProfile(deviceInfoProfile);
        addSupportedProfile(batteryInfoProfile);
    }

    private void handleBatteryInfo(nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.battery.BatteryInfo info) {
        batteryCmd.level = (short) info.getPercentCharged();
        handleGBDeviceEvent(batteryCmd);
    }

    @Override
    protected TransactionBuilder initializeDevice(TransactionBuilder builder) {
        builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
        requestDeviceInfo(builder);
        setInitialized(builder);
        batteryInfoProfile.requestBatteryInfo(builder);
        return builder;
    }

    private void requestDeviceInfo(TransactionBuilder builder) {
        LOG.debug("Requesting device info!");
        deviceInfoProfile.requestDeviceInfo(builder);
    }

    private void setInitialized(TransactionBuilder builder) {
        builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
    }


    @Override
    public boolean useAutoConnect() {
        return true;
    }

    private void handleDeviceInfo(nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo info) {

    }

    @Override
    public void onFindDevice(boolean start) {
        onSetConstantVibration(start ? 0x02 : 0x00);
    }

    @Override
    public void onSetConstantVibration(int intensity) {
        getQueue().clear();
        BluetoothGattCharacteristic characteristic = getCharacteristic(ITagConstants.UUID_LINK_LOSS_ALERT_LEVEL);

        TransactionBuilder builder = new TransactionBuilder("beeping");
        builder.write(characteristic, new byte[]{(byte) intensity});
        builder.queue(getQueue());
    }

    @Override
    public boolean onCharacteristicChanged(BluetoothGatt gatt,
                                           BluetoothGattCharacteristic characteristic) {
        if (super.onCharacteristicChanged(gatt, characteristic)) {
            return true;
        }

        UUID characteristicUUID = characteristic.getUuid();
        LOG.info("Unhandled characteristic changed: " + characteristicUUID);
        return false;
    }

    @Override
    public boolean onCharacteristicRead(BluetoothGatt gatt,
                                        BluetoothGattCharacteristic characteristic, int status) {
        if (super.onCharacteristicRead(gatt, characteristic, status)) {
            return true;
        }
        UUID characteristicUUID = characteristic.getUuid();

        LOG.info("Unhandled characteristic read: " + characteristicUUID);
        return false;
    }
}