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/*
* Copyright 2015 - 2022 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.StringProtocolEncoder;
import org.traccar.model.Command;
import org.traccar.Protocol;
public class SuntechProtocolEncoder extends StringProtocolEncoder {
public SuntechProtocolEncoder(Protocol protocol) {
super(protocol);
}
@Override
protected Object encodeCommand(Channel channel, Command command) {
boolean universal = false;
String prefix = "SA200";
if (channel != null) {
SuntechProtocolDecoder protocolDecoder =
BasePipelineFactory.getHandler(channel.pipeline(), SuntechProtocolDecoder.class);
if (protocolDecoder != null) {
universal = protocolDecoder.getUniversal();
String decoderPrefix = protocolDecoder.getPrefix();
if (decoderPrefix != null && decoderPrefix.length() > 5) {
prefix = decoderPrefix.substring(0, decoderPrefix.length() - 3);
}
}
}
if (universal) {
return encodeUniversalCommand(command);
} else {
return encodeLegacyCommand(prefix, command);
}
}
protected Object encodeUniversalCommand(Command command) {
switch (command.getType()) {
case Command.TYPE_REBOOT_DEVICE:
return formatCommand(command, "CMD;%s;03;03\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_SINGLE:
return formatCommand(command, "CMD;%s;03;01\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_OUTPUT_CONTROL:
if (command.getAttributes().get(Command.KEY_DATA).equals("1")) {
switch (command.getString(Command.KEY_INDEX)) {
case "1":
return formatCommand(command, "CMD;%s;04;01\r", Command.KEY_UNIQUE_ID);
case "2":
return formatCommand(command, "CMD;%s;04;03\r", Command.KEY_UNIQUE_ID);
case "3":
return formatCommand(command, "CMD;%s;04;09\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
} else {
switch (command.getString(Command.KEY_INDEX)) {
case "1":
return formatCommand(command, "CMD;%s;04;02\r", Command.KEY_UNIQUE_ID);
case "2":
return formatCommand(command, "CMD;%s;04;04\r", Command.KEY_UNIQUE_ID);
case "3":
return formatCommand(command, "CMD;%s;04;10\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
}
case Command.TYPE_ENGINE_STOP:
return formatCommand(command, "CMD;%s;04;01\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ENGINE_RESUME:
return formatCommand(command, "CMD;%s;04;02\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_ARM:
return formatCommand(command, "CMD;%s;04;03\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_DISARM:
return formatCommand(command, "CMD;%s;04;04\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
}
protected Object encodeLegacyCommand(String prefix, Command command) {
switch (command.getType()) {
case Command.TYPE_REBOOT_DEVICE:
return formatCommand(command, prefix + "CMD;%s;02;Reboot\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_SINGLE:
return formatCommand(command, prefix + "CMD;%s;02;\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_OUTPUT_CONTROL:
if (command.getAttributes().get(Command.KEY_DATA).equals("1")) {
return formatCommand(command, prefix + "CMD;%s;02;Enable%s\r",
Command.KEY_UNIQUE_ID, Command.KEY_INDEX);
} else {
return formatCommand(command, prefix + "CMD;%s;02;Disable%s\r",
Command.KEY_UNIQUE_ID, Command.KEY_INDEX);
}
case Command.TYPE_ENGINE_STOP:
return formatCommand(command, prefix + "CMD;%s;02;Enable1\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ENGINE_RESUME:
return formatCommand(command, prefix + "CMD;%s;02;Disable1\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_ARM:
return formatCommand(command, prefix + "CMD;%s;02;Enable2\r", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_DISARM:
return formatCommand(command, prefix + "CMD;%s;02;Disable2\r", Command.KEY_UNIQUE_ID);
default:
return null;
}
}
}
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