From 25c5e09b02ae9e498562f3fe9a80bd6d7463a11b Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sat, 25 Nov 2023 08:06:25 -0800
Subject: Support JT705A additional data

---
 .../traccar/protocol/HuabaoProtocolDecoder.java    | 43 ++++++++++++++++++++--
 .../org/traccar/protocol/Jt600ProtocolDecoder.java | 12 ++----
 2 files changed, 43 insertions(+), 12 deletions(-)

(limited to 'src/main')

diff --git a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
index 6e8373373..881209120 100644
--- a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
@@ -770,12 +770,15 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
         int battery = buf.readUnsignedByte();
         if (battery <= 100) {
             position.set(Position.KEY_BATTERY_LEVEL, battery);
-        } else if (battery == 0xAA) {
+        } else if (battery == 0xAA || battery == 0xAB) {
             position.set(Position.KEY_CHARGE, true);
         }
 
-        position.setNetwork(new Network(CellTower.fromCidLac(
-                getConfig(), buf.readUnsignedInt(), buf.readUnsignedShort())));
+        long cid = buf.readUnsignedInt();
+        int lac = buf.readUnsignedShort();
+        if (cid > 0 && lac > 0) {
+            position.setNetwork(new Network(CellTower.fromCidLac(getConfig(), cid, lac)));
+        }
 
         int product = buf.readUnsignedByte();
         int status = buf.readUnsignedShort();
@@ -787,6 +790,9 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
             }
         } else if (product == 3) {
             position.set(Position.KEY_BLOCKED, BitUtil.check(status, 5));
+            if (BitUtil.check(alarm, 0)) {
+                position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
+            }
             if (BitUtil.check(alarm, 1)) {
                 position.set(Position.KEY_ALARM, Position.ALARM_LOW_POWER);
             }
@@ -796,6 +802,12 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
             if (BitUtil.check(alarm, 3)) {
                 position.set(Position.KEY_ALARM, Position.ALARM_LOW_BATTERY);
             }
+            if (BitUtil.check(alarm, 5)) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GEOFENCE_ENTER);
+            }
+            if (BitUtil.check(alarm, 6)) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GEOFENCE_EXIT);
+            }
         }
 
         position.set(Position.KEY_STATUS, status);
@@ -807,6 +819,28 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
                 case 0x02:
                     position.setAltitude(buf.readShort());
                     break;
+                case 0x10:
+                    position.set("wakeSource", buf.readUnsignedByte());
+                    break;
+                case 0x0A:
+                    if (length == 3) {
+                        buf.readUnsignedShort(); // mcc
+                        buf.readUnsignedByte(); // mnc
+                    } else {
+                        buf.skipBytes(length);
+                    }
+                    break;
+                case 0x0B:
+                    position.set("lockCommand", buf.readUnsignedByte());
+                    if (length >= 5 && length <= 6) {
+                        position.set("lockCard", buf.readUnsignedInt());
+                    } else if (length >= 7) {
+                        position.set("lockPassword", buf.readCharSequence(6, StandardCharsets.US_ASCII).toString());
+                    }
+                    if (length % 2 == 0) {
+                        position.set("unlockResult", buf.readUnsignedByte());
+                    }
+                    break;
                 case 0x0C:
                     int x = buf.readUnsignedShort();
                     if (x > 0x8000) {
@@ -822,6 +856,9 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
                     }
                     position.set("tilt", String.format("[%d,%d,%d]", x, y, z));
                     break;
+                case 0xFC:
+                    position.set(Position.KEY_GEOFENCE, buf.readUnsignedByte());
+                    break;
                 default:
                     buf.skipBytes(length);
                     break;
diff --git a/src/main/java/org/traccar/protocol/Jt600ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Jt600ProtocolDecoder.java
index 1b6d471b4..eca7e2d11 100644
--- a/src/main/java/org/traccar/protocol/Jt600ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Jt600ProtocolDecoder.java
@@ -105,15 +105,9 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder {
         double longitude = convertCoordinate(BcdUtil.readInteger(buf, 9));
 
         byte flags = buf.readByte();
-        position.setValid((flags & 0x1) == 0x1);
-        if ((flags & 0x2) == 0) {
-            latitude = -latitude;
-        }
-        position.setLatitude(latitude);
-        if ((flags & 0x4) == 0) {
-            longitude = -longitude;
-        }
-        position.setLongitude(longitude);
+        position.setValid(BitUtil.check(flags, 0));
+        position.setLatitude(BitUtil.check(flags, 1) ? latitude : -latitude);
+        position.setLongitude(BitUtil.check(flags, 2) ? longitude : -longitude);
 
         position.setSpeed(BcdUtil.readInteger(buf, 2));
         position.setCourse(buf.readUnsignedByte() * 2.0);
-- 
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