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/*
* Copyright 2015 - 2019 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.BasePipelineFactory;
import org.traccar.Context;
import org.traccar.StringProtocolEncoder;
import org.traccar.model.Command;
import org.traccar.Protocol;
public class SuntechProtocolEncoder extends StringProtocolEncoder {
public SuntechProtocolEncoder(Protocol protocol) {
super(protocol);
}
private String getPrefix(Channel channel) {
String prefix = "SA200CMD";
if (channel != null) {
SuntechProtocolDecoder protocolDecoder =
BasePipelineFactory.getHandler(channel.pipeline(), SuntechProtocolDecoder.class);
if (protocolDecoder != null) {
String decoderPrefix = protocolDecoder.getPrefix();
if (decoderPrefix != null && decoderPrefix.length() > 5) {
prefix = decoderPrefix.substring(0, decoderPrefix.length() - 3) + "CMD";
}
}
}
return prefix;
}
private boolean getM2M(Channel channel, long deviceId) {
boolean m2m = false;
if (channel != null) {
SuntechProtocolDecoder protocolDecoder =
BasePipelineFactory.getHandler(channel.pipeline(), SuntechProtocolDecoder.class);
if (protocolDecoder != null) {
m2m = protocolDecoder.isM2M(deviceId);
}
}
return m2m;
}
@Override
protected Object encodeCommand(Channel channel, Command command) {
boolean m2m = getM2M(channel, command.getDeviceId());
if (m2m) {
String prefix = "CMD";
switch (command.getType()) {
case Command.TYPE_REBOOT_DEVICE:
return formatCommand(command, prefix + ";%s;03;03\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_SINGLE:
return formatCommand(command, prefix + ";%s;03;01\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_OUTPUT_CONTROL:
if (command.getAttributes().containsKey(Command.KEY_DATA)) {
boolean status = command.getAttributes().get(Command.KEY_DATA).equals("1");
char index = Command.KEY_INDEX.charAt(0);
String n;
switch (index) {
case '1':
n = status ? "01" : "02"; // Enable1 : Disable1
break;
case '2':
n = status ? "03" : "04"; // Enable2 : Disable2
break;
case '3':
n = status ? "09" : "10"; // Enable3 : Disable3
break;
case '4':
n = status ? "13" : "14"; // Enable4 : Disable4
break;
default:
return null;
}
return formatCommand(command, prefix + ";%s;04;%s\r",
Command.KEY_UNIQUE_ID, n);
}
case Command.TYPE_ENGINE_STOP:
return formatCommand(command, prefix + ";%s;04;01\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ENGINE_RESUME:
return formatCommand(command, prefix + ";%s;04;02\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_ARM:
return formatCommand(command, prefix + ";%s;04;03\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_DISARM:
return formatCommand(command, prefix + ";%s;04;04\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
} else {
String prefix = getPrefix(channel);
switch (command.getType()) {
case Command.TYPE_REBOOT_DEVICE:
return formatCommand(command, prefix + ";%s;02;Reboot\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_SINGLE:
return formatCommand(command, prefix + ";%s;02;\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_OUTPUT_CONTROL:
if (command.getAttributes().containsKey(Command.KEY_DATA)) {
if (command.getAttributes().get(Command.KEY_DATA).equals("1")) {
return formatCommand(command, prefix + ";%s;02;Enable%s\r",
Command.KEY_UNIQUE_ID, Command.KEY_INDEX);
} else {
return formatCommand(command, prefix + ";%s;02;Disable%s\r",
Command.KEY_UNIQUE_ID, Command.KEY_INDEX);
}
}
case Command.TYPE_ENGINE_STOP:
return formatCommand(command, prefix + ";%s;02;Enable1\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ENGINE_RESUME:
return formatCommand(command, prefix + ";%s;02;Disable1\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_ARM:
return formatCommand(command, prefix + ";%s;02;Enable2\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_DISARM:
return formatCommand(command, prefix + ";%s;02;Disable2\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
}
}
}
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