/*
 * Copyright 2014 - 2018 Anton Tananaev (anton@traccar.org)
 *
 * 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 org.traccar.protocol;

import io.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
import org.traccar.DeviceSession;
import org.traccar.Protocol;
import org.traccar.helper.Parser;
import org.traccar.helper.PatternBuilder;
import org.traccar.helper.UnitsConverter;
import org.traccar.model.Position;

import java.net.SocketAddress;
import java.util.regex.Pattern;

public class TelicProtocolDecoder extends BaseProtocolDecoder {

    public TelicProtocolDecoder(Protocol protocol) {
        super(protocol);
    }

    private static final Pattern PATTERN = new PatternBuilder()
            .number("dddd")
            .number("(d{6}|d{15})")              // device id
            .number("(d{1,2}),")                 // type
            .number("d{12},")                    // event time
            .number("d+,")
            .number("(dd)(dd)(dd)")              // date (ddmmyy)
            .number("(dd)(dd)(dd),")             // time (hhmmss)
            .groupBegin()
            .number("(ddd)(dd)(dddd),")          // longitude
            .number("(dd)(dd)(dddd),")           // latitude
            .or()
            .number("(-?d+),")                   // longitude
            .number("(-?d+),")                   // latitude
            .groupEnd()
            .number("(d),")                      // validity
            .number("(d+),")                     // speed
            .number("(d+),")                     // course
            .number("(d+)?,")                    // satellites
            .expression("(?:[^,]*,){7}")
            .number("(d+),")                     // battery
            .any()
            .compile();

    private String decodeAlarm(int eventId) {

        switch (eventId) {
            case 1:
                return Position.ALARM_POWER_ON;
            case 2:
                return Position.ALARM_SOS;
            case 5:
                return Position.ALARM_POWER_OFF;
            case 7:
                return Position.ALARM_GEOFENCE_ENTER;
            case 8:
                return Position.ALARM_GEOFENCE_EXIT;
            case 22:
                return Position.ALARM_LOW_BATTERY;
            case 25:
                return Position.ALARM_MOVEMENT;
            default:
                return null;
        }
    }

    @Override
    protected Object decode(
            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {

        Parser parser = new Parser(PATTERN, (String) msg);
        if (!parser.matches()) {
            return null;
        }

        Position position = new Position(getProtocolName());

        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
        if (deviceSession == null) {
            return null;
        }
        position.setDeviceId(deviceSession.getDeviceId());

        int event = parser.nextInt(0);
        position.set(Position.KEY_EVENT, event);

        position.set(Position.KEY_ALARM, decodeAlarm(event));

        if (event == 11) {
            position.set(Position.KEY_IGNITION, true);
        } else if (event == 12) {
            position.set(Position.KEY_IGNITION, false);
        }

        position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));

        if (parser.hasNext(6)) {
            position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN));
            position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN));
        }

        if (parser.hasNext(2)) {
            position.setLongitude(parser.nextDouble(0) / 10000);
            position.setLatitude(parser.nextDouble(0) / 10000);
        }

        position.setValid(parser.nextInt(0) != 1);
        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble(0)));
        position.setCourse(parser.nextDouble(0));

        if (parser.hasNext()) {
            position.set(Position.KEY_SATELLITES, parser.nextInt(0));
        }

        position.set(Position.KEY_BATTERY, parser.nextInt(0));

        return position;
    }

}

@@ -19,17 +19,17 @@
 14 - 201
-8
+9
  Anton T
@@ -1638,25 +1638,25 @@
 r(%22(
-ddd)(dd)(dddd),%22)
+-?d%7B9%7D),%22)       
     
@@ -1700,24 +1700,24 @@
 r(%22(
-dd)(dd)(dddd),%22)
+-?d%7B8%7D),%22)      
     
@@ -3180,70 +3180,8 @@
  %7D%0A%0A
-        Position position = new Position(getProtocolName());%0A%0A
     
@@ -3338,24 +3338,86 @@
 l;%0A        %7D
+%0A%0A        Position position = new Position(getProtocolName());
 %0A        pos
@@ -3500,17 +3500,16 @@
 nextInt(
-0
 );%0A     
@@ -3552,17 +3552,16 @@
 event);%0A
-%0A
         
@@ -3904,17 +3904,17 @@
 hasNext(
-6
+2
 )) %7B%0A   
@@ -3959,149 +3959,91 @@
 next
-Coordinate(Parser.CoordinateFormat.DEG_MIN_MIN));%0A            position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN)
+Double() / 1000000);%0A            position.setLatitude(parser.nextDouble() / 1000000
 );%0A 
@@ -4129,33 +4129,32 @@
 rser.nextDouble(
-0
 ) / 10000);%0A    
@@ -4200,17 +4200,16 @@
 tDouble(
-0
 ) / 1000
@@ -4264,17 +4264,16 @@
 nextInt(
-0
 ) != 1);
@@ -4345,17 +4345,16 @@
 tDouble(
-0
 )));%0A   
@@ -4399,50 +4399,13 @@
 ble(
-0
 ));%0A%0A
-        if (parser.hasNext()) %7B%0A    
     
@@ -4465,24 +4465,12 @@
 Int(
-0
 ));%0A
-        %7D%0A%0A
     
@@ -4523,17 +4523,16 @@
 nextInt(
-0
 ));%0A%0A   

Change coordinates decoding