From 1d3cd09b327535388d78297c0f6a249a66331cea Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 11 Jul 2021 12:27:04 -0700
Subject: Support iStartek command results

---
 .../traccar/protocol/StartekProtocolDecoder.java   | 32 +++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

(limited to 'src/main/java/org/traccar')

diff --git a/src/main/java/org/traccar/protocol/StartekProtocolDecoder.java b/src/main/java/org/traccar/protocol/StartekProtocolDecoder.java
index 68fc511aa..aae764993 100644
--- a/src/main/java/org/traccar/protocol/StartekProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/StartekProtocolDecoder.java
@@ -41,6 +41,11 @@ public class StartekProtocolDecoder extends BaseProtocolDecoder {
             .expression(".")                     // index
             .number("d+,")                       // length
             .number("(d+),")                     // imei
+            .expression("(.+)")                  // content
+            .number("xx")                        // checksum
+            .compile();
+
+    private static final Pattern PATTERN_POSITION = new PatternBuilder()
             .number("xxx,")                      // command
             .number("(d+),")                     // event
             .expression("([^,]+)?,")             // event data
@@ -75,7 +80,6 @@ public class StartekProtocolDecoder extends BaseProtocolDecoder {
             .expression("([^,]+)?")              // temperature
             .groupEnd("?")
             .groupEnd("?")
-            .number("xx")                        // checksum
             .compile();
 
     private String decodeAlarm(int value) {
@@ -108,6 +112,32 @@ public class StartekProtocolDecoder extends BaseProtocolDecoder {
             return null;
         }
 
+        String content = parser.next();
+        if (content.length() < 100) {
+
+            Position position = new Position(getProtocolName());
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            getLastLocation(position, null);
+
+            position.set(Position.KEY_RESULT, content);
+
+            return position;
+
+        } else {
+
+            return decodePosition(deviceSession, content);
+
+        }
+    }
+
+    protected Object decodePosition(DeviceSession deviceSession, String content) throws Exception {
+
+        Parser parser = new Parser(PATTERN_POSITION, content);
+        if (!parser.matches()) {
+            return null;
+        }
+
         Position position = new Position(getProtocolName());
         position.setDeviceId(deviceSession.getDeviceId());
 
-- 
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