From 301a643d62ccce053a1eaf10e5516a3d5bcc815f Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sun, 31 Mar 2024 08:13:18 -0700
Subject: Extract position logger

---
 .../java/org/traccar/helper/PositionLogger.java    | 94 ++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 src/main/java/org/traccar/helper/PositionLogger.java

(limited to 'src/main/java/org/traccar/helper/PositionLogger.java')

diff --git a/src/main/java/org/traccar/helper/PositionLogger.java b/src/main/java/org/traccar/helper/PositionLogger.java
new file mode 100644
index 000000000..9f149edf4
--- /dev/null
+++ b/src/main/java/org/traccar/helper/PositionLogger.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2024 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.helper;
+
+import io.netty.channel.ChannelHandlerContext;
+import jakarta.inject.Inject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.traccar.config.Config;
+import org.traccar.config.Keys;
+import org.traccar.model.Device;
+import org.traccar.model.Position;
+import org.traccar.session.cache.CacheManager;
+
+import java.util.Arrays;
+import java.util.LinkedHashSet;
+import java.util.Set;
+
+public class PositionLogger {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(PositionLogger.class);
+
+    private final CacheManager cacheManager;
+    private final Set<String> logAttributes = new LinkedHashSet<>();
+
+    @Inject
+    public PositionLogger(Config config, CacheManager cacheManager) {
+        this.cacheManager = cacheManager;
+        logAttributes.addAll(Arrays.asList(config.getString(Keys.LOGGER_ATTRIBUTES).split("[, ]")));
+    }
+
+    public void log(ChannelHandlerContext context, Position position) {
+        Device device = cacheManager.getObject(Device.class, position.getDeviceId());
+
+        StringBuilder builder = new StringBuilder();
+        builder.append("[").append(NetworkUtil.session(context.channel())).append("] ");
+        builder.append("id: ").append(device.getUniqueId());
+        for (String attribute : logAttributes) {
+            switch (attribute) {
+                case "time":
+                    builder.append(", time: ").append(DateUtil.formatDate(position.getFixTime(), false));
+                    break;
+                case "position":
+                    builder.append(", lat: ").append(String.format("%.5f", position.getLatitude()));
+                    builder.append(", lon: ").append(String.format("%.5f", position.getLongitude()));
+                    break;
+                case "speed":
+                    if (position.getSpeed() > 0) {
+                        builder.append(", speed: ").append(String.format("%.1f", position.getSpeed()));
+                    }
+                    break;
+                case "course":
+                    builder.append(", course: ").append(String.format("%.1f", position.getCourse()));
+                    break;
+                case "accuracy":
+                    if (position.getAccuracy() > 0) {
+                        builder.append(", accuracy: ").append(String.format("%.1f", position.getAccuracy()));
+                    }
+                    break;
+                case "outdated":
+                    if (position.getOutdated()) {
+                        builder.append(", outdated");
+                    }
+                    break;
+                case "invalid":
+                    if (!position.getValid()) {
+                        builder.append(", invalid");
+                    }
+                    break;
+                default:
+                    Object value = position.getAttributes().get(attribute);
+                    if (value != null) {
+                        builder.append(", ").append(attribute).append(": ").append(value);
+                    }
+                    break;
+            }
+        }
+        LOGGER.info(builder.toString());
+    }
+
+}
-- 
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