From fd2e2183bb34951e5e9248b77e93b2e4abf1c94e Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Fri, 16 Sep 2022 18:29:28 -0700
Subject: Add Fifotrack Q2 response

---
 .../traccar/protocol/FifotrackProtocolDecoder.java | 26 +++++++++++++++++-----
 1 file changed, 21 insertions(+), 5 deletions(-)

(limited to 'src/main')

diff --git a/src/main/java/org/traccar/protocol/FifotrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/FifotrackProtocolDecoder.java
index 741f4b35a..a9d77b46e 100644
--- a/src/main/java/org/traccar/protocol/FifotrackProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/FifotrackProtocolDecoder.java
@@ -34,6 +34,10 @@ import org.traccar.model.WifiAccessPoint;
 
 import java.net.SocketAddress;
 import java.nio.charset.StandardCharsets;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.TimeZone;
 import java.util.regex.Pattern;
 
 public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
@@ -78,7 +82,7 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
             .text("$$")
             .number("d+,")                       // length
             .number("(d+),")                     // imei
-            .number("x+,")                       // index
+            .number("(x+),")                     // index
             .text("A03,")                        // type
             .number("(d+)?,")                    // alarm
             .number("(dd)(dd)(dd)")              // date (yymmdd)
@@ -137,16 +141,20 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
             .number("xx")
             .compile();
 
-    private void requestPhoto(Channel channel, SocketAddress socketAddress, String imei, String file) {
+    private void sendResponse(Channel channel, SocketAddress remoteAddress, String imei, String content) {
         if (channel != null) {
-            String content = "1,D06," + file + "," + photo.writerIndex() + "," + Math.min(1024, photo.writableBytes());
             int length = 1 + imei.length() + 1 + content.length();
             String response = String.format("##%02d,%s,%s*", length, imei, content);
             response += Checksum.sum(response) + "\r\n";
-            channel.writeAndFlush(new NetworkMessage(response, socketAddress));
+            channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
         }
     }
 
+    private void requestPhoto(Channel channel, SocketAddress remoteAddress, String imei, String file) {
+        String content = "1,D06," + file + "," + photo.writerIndex() + "," + Math.min(1024, photo.writableBytes());
+        sendResponse(channel, remoteAddress, imei, content);
+    }
+
     private String decodeAlarm(Integer alarm) {
         if (alarm != null) {
             switch (alarm) {
@@ -200,11 +208,14 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
             return null;
         }
 
-        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        String imei = parser.next();
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
         if (deviceSession == null) {
             return null;
         }
 
+        String index = parser.next();
+
         Position position = new Position(getProtocolName());
         position.setDeviceId(deviceSession.getDeviceId());
 
@@ -243,6 +254,11 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
 
         position.setNetwork(network);
 
+        DateFormat dateFormat = new SimpleDateFormat("yyMMddHHmmss");
+        dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+        String response = index + ",A03," + dateFormat.format(new Date());
+        sendResponse(channel, remoteAddress, imei, response);
+
         return position;
     }
 
-- 
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