From 88bff45bd959ec932e00db9b3642e337abbcf1be Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sun, 27 Aug 2023 14:56:45 -0700
Subject: Positioning Universal PUI Enterprise

---
 .../org/traccar/protocol/PuiProtocolDecoder.java   | 73 ++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/main/java/org/traccar/protocol/PuiProtocolDecoder.java

(limited to 'src/main/java/org/traccar/protocol/PuiProtocolDecoder.java')

diff --git a/src/main/java/org/traccar/protocol/PuiProtocolDecoder.java b/src/main/java/org/traccar/protocol/PuiProtocolDecoder.java
new file mode 100644
index 000000000..a80af65fb
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/PuiProtocolDecoder.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2023 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
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.protocol;
+
+import io.netty.handler.codec.mqtt.MqttPublishMessage;
+import jakarta.json.Json;
+import jakarta.json.JsonObject;
+import org.apache.kafka.common.utils.ByteBufferInputStream;
+import org.traccar.BaseMqttProtocolDecoder;
+import org.traccar.Protocol;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+import org.traccar.session.DeviceSession;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+
+public class PuiProtocolDecoder extends BaseMqttProtocolDecoder {
+
+    public PuiProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    @Override
+    protected Object decode(DeviceSession deviceSession, MqttPublishMessage message) throws Exception {
+
+        JsonObject json;
+        try (ByteBufferInputStream inputStream = new ByteBufferInputStream(message.payload().nioBuffer())) {
+            json = Json.createReader(inputStream).readObject();
+        }
+
+        String type = json.getString("rpt");
+        switch (type) {
+            case "hf":
+            case "loc":
+                Position position = new Position(getProtocolName());
+                position.setDeviceId(deviceSession.getDeviceId());
+
+                position.setValid(true);
+
+                DateFormat dateFormat = new SimpleDateFormat("yyyyMMdd'T'HHmmss.SSS'Z'");
+                position.setTime(dateFormat.parse(json.getString("ts")));
+
+                JsonObject location = json.getJsonObject("location");
+                position.setLatitude(location.getJsonNumber("lat").doubleValue());
+                position.setLongitude(location.getJsonNumber("lon").doubleValue());
+
+                position.setCourse(json.getInt("bear"));
+                position.setSpeed(UnitsConverter.knotsFromCps(json.getInt("spd")));
+
+                position.set(Position.KEY_IGNITION, json.getString("ign").equals("on"));
+
+                return position;
+
+            default:
+                return null;
+        }
+    }
+
+}
-- 
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