From 37ed394724c0bdcc6f98f421e71d76916206ed30 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Tue, 17 Oct 2023 21:02:34 -0700
Subject: Seeworld battery level decoding

---
 src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java     | 3 ++-
 src/test/java/org/traccar/protocol/Gt06ProtocolDecoderTest.java | 4 ++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
index f676e7363..cf7cd12d3 100644
--- a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -841,7 +841,8 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
                     buf.readUnsignedByte(); // working mode
                     position.set(Position.KEY_POWER, buf.readUnsignedShort() / 100.0);
                 } else {
-                    position.set(Position.KEY_BATTERY_LEVEL, buf.readUnsignedByte() * 100 / 6);
+                    int battery = buf.readUnsignedByte();
+                    position.set(Position.KEY_BATTERY_LEVEL, battery <= 6 ? battery * 100 / 6 : battery);
                     position.set(Position.KEY_RSSI, buf.readUnsignedByte());
                     short alarmExtension = buf.readUnsignedByte();
                     if (variant != Variant.VXT01) {
diff --git a/src/test/java/org/traccar/protocol/Gt06ProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/Gt06ProtocolDecoderTest.java
index 8e60fb342..be8f4f5ef 100644
--- a/src/test/java/org/traccar/protocol/Gt06ProtocolDecoderTest.java
+++ b/src/test/java/org/traccar/protocol/Gt06ProtocolDecoderTest.java
@@ -17,6 +17,10 @@ public class Gt06ProtocolDecoderTest extends ProtocolTest {
         verifyNull(decoder, binary(
                 "78780D01086471700328358100093F040D0A"));
 
+        verifyAttribute(decoder, binary(
+                "78782616170A080C0E24C0027C58AD0C2B8B0100454E0901CC0025030328E7A0005D4B13021EC373170D0A"),
+                Position.KEY_BATTERY_LEVEL, 93);
+
         verifyAttribute(decoder, binary(
                 "787826161709130f3a2dcc02c55f2a089f9af9005c210901360481fe066d9b03413e420102035f92fe0d0a"),
                 Position.KEY_ALARM, Position.ALARM_SOS);
-- 
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