feat: Totem - basic support for SMS and GPRS commands

1 files changed, 11 insertions, 25 deletions

diff --git a/src/main/java/org/traccar/protocol/TotemProtocolEncoder.java b/src/main/java/org/traccar/protocol/TotemProtocolEncoder.java
index 4717c3920..ab2584e9e 100644
--- a/src/main/java/org/traccar/protocol/TotemProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/TotemProtocolEncoder.java
@@ -1,12 +1,11 @@
 /*
- * Copyright 2015 Irving Gonzalez
- * Copyright 2015 - 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 - 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
+ *     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,
@@ -16,40 +15,27 @@
  */
 package org.traccar.protocol;
 
-import org.traccar.StringProtocolEncoder;
 import org.traccar.model.Command;
 import org.traccar.Protocol;
+import org.traccar.helper.Checksum;
 
-public class TotemProtocolEncoder extends StringProtocolEncoder {
+public class TotemProtocolEncoder extends TotemProtocolSmsEncoder {
 
     public TotemProtocolEncoder(Protocol protocol) {
         super(protocol);
     }
 
+    private String encodeCommand(String commandString) {
+        String builtCommand = String.format("$$%04dCF%s", 10 + commandString.getBytes().length, commandString);
+        return String.format("%s%02X", builtCommand, Checksum.xor(builtCommand));
+    }
+
     @Override
-    protected Object encodeCommand(Command command) {
+    protected String encodeCommand(Command command) {
 
         initDevicePassword(command, "000000");
 
-        switch (command.getType()) {
-            case Command.TYPE_CUSTOM:
-                return formatCommand(command, "*%s,%s#", Command.KEY_DEVICE_PASSWORD, Command.KEY_DATA);
-            case Command.TYPE_REBOOT_DEVICE:
-                return formatCommand(command, "*%s,006#", Command.KEY_DEVICE_PASSWORD);
-            case Command.TYPE_FACTORY_RESET:
-                return formatCommand(command, "*%s,007#", Command.KEY_DEVICE_PASSWORD);
-            case Command.TYPE_GET_VERSION:
-                return formatCommand(command, "*%s,056#", Command.KEY_DEVICE_PASSWORD);
-            case Command.TYPE_POSITION_SINGLE:
-                return formatCommand(command, "*%s,012#", Command.KEY_DEVICE_PASSWORD);
-            // Assuming PIN 8 (Output C) is the power wire, like manual says but it can be PIN 5,7,8
-            case Command.TYPE_ENGINE_STOP:
-                return formatCommand(command, "*%s,025,C,1#", Command.KEY_DEVICE_PASSWORD);
-            case Command.TYPE_ENGINE_RESUME:
-                return formatCommand(command, "*%s,025,C,0#", Command.KEY_DEVICE_PASSWORD);
-            default:
-                return null;
-        }
+        return encodeCommand(super.getCommandString(command));
     }
 
 }