2 files changed, 17 insertions, 16 deletions

diff --git a/src/main/java/org/traccar/protocol/MeitrackProtocol.java b/src/main/java/org/traccar/protocol/MeitrackProtocol.java
index 4109b22c9..560ec87e8 100644
--- a/src/main/java/org/traccar/protocol/MeitrackProtocol.java
+++ b/src/main/java/org/traccar/protocol/MeitrackProtocol.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 - 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2015 - 2024 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.
@@ -29,6 +29,7 @@ public class MeitrackProtocol extends BaseProtocol {
     @Inject
     public MeitrackProtocol(Config config) {
         setSupportedDataCommands(
+                Command.TYPE_CUSTOM,
                 Command.TYPE_POSITION_SINGLE,
                 Command.TYPE_ENGINE_STOP,
                 Command.TYPE_ENGINE_RESUME,
diff --git a/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java b/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
index b66fc3241..9b43f3988 100644
--- a/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/MeitrackProtocolEncoder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 - 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2015 - 2024 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.
@@ -22,18 +22,16 @@ import org.traccar.helper.Checksum;
 import org.traccar.helper.model.AttributeUtil;
 import org.traccar.model.Command;
 
-import java.util.Map;
-
 public class MeitrackProtocolEncoder extends StringProtocolEncoder {
 
     public MeitrackProtocolEncoder(Protocol protocol) {
         super(protocol);
     }
 
-    private Object formatCommand(Command command, char dataId, String content) {
+    private Object formatCommand(Command command, String content) {
         String uniqueId = getUniqueId(command.getDeviceId());
         int length = 1 + uniqueId.length() + 1 + content.length() + 5;
-        String result = String.format("@@%c%02d,%s,%s*", dataId, length, uniqueId, content);
+        String result = String.format("@@A%02d,%s,%s*", length, uniqueId, content);
         result += Checksum.sum(result) + "\r\n";
         return result;
     }
@@ -41,23 +39,25 @@ public class MeitrackProtocolEncoder extends StringProtocolEncoder {
     @Override
     protected Object encodeCommand(Command command) {
 
-        Map<String, Object> attributes = command.getAttributes();
-
         boolean alternative = AttributeUtil.lookup(
                 getCacheManager(), Keys.PROTOCOL_ALTERNATIVE.withPrefix(getProtocolName()), command.getDeviceId());
 
         return switch (command.getType()) {
-            case Command.TYPE_POSITION_SINGLE -> formatCommand(command, 'Q', "A10");
-            case Command.TYPE_ENGINE_STOP -> formatCommand(command, 'M', "C01,0,12222");
-            case Command.TYPE_ENGINE_RESUME -> formatCommand(command, 'M', "C01,0,02222");
-            case Command.TYPE_ALARM_ARM -> formatCommand(command, 'M', alternative ? "B21,1" : "C01,0,22122");
-            case Command.TYPE_ALARM_DISARM -> formatCommand(command, 'M', alternative ? "B21,0" : "C01,0,22022");
+            case Command.TYPE_CUSTOM -> formatCommand(command, command.getString(Command.KEY_DATA));
+            case Command.TYPE_POSITION_SINGLE -> formatCommand(command, "A10");
+            case Command.TYPE_ENGINE_STOP -> formatCommand(command, "C01,0,12222");
+            case Command.TYPE_ENGINE_RESUME -> formatCommand(command, "C01,0,02222");
+            case Command.TYPE_ALARM_ARM -> formatCommand(command, alternative ? "B21,1" : "C01,0,22122");
+            case Command.TYPE_ALARM_DISARM -> formatCommand(command, alternative ? "B21,0" : "C01,0,22022");
             case Command.TYPE_REQUEST_PHOTO -> {
                 int index = command.getInteger(Command.KEY_INDEX);
-                yield formatCommand(command, 'D', "D03," + (index > 0 ? index : 1) + ",camera_picture.jpg");
+                yield formatCommand(command, "D03," + (index > 0 ? index : 1) + ",camera_picture.jpg");
+            }
+            case Command.TYPE_SEND_SMS -> {
+                String phone = command.getString(Command.KEY_PHONE);
+                String message = command.getString(Command.KEY_MESSAGE);
+                yield formatCommand(command, "C02,0," + phone + "," + message);
             }
-            case Command.TYPE_SEND_SMS -> formatCommand(command, 'f', "C02,0,"
-                    + attributes.get(Command.KEY_PHONE) + "," + attributes.get(Command.KEY_MESSAGE));
             default -> null;
         };
     }