1 files changed, 75 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/session/state/MotionProcessor.java b/src/main/java/org/traccar/session/state/MotionProcessor.java
new file mode 100644
index 000000000..b9d706492
--- /dev/null
+++ b/src/main/java/org/traccar/session/state/MotionProcessor.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2022 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.session.state;
+
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+import org.traccar.reports.common.TripsConfig;
+
+public final class MotionProcessor {
+
+    private MotionProcessor() {
+    }
+
+    public static void updateState(
+            MotionState state, Position position, boolean newState, TripsConfig tripsConfig) {
+
+        state.setEvent(null);
+
+        boolean oldState = state.getMotionState();
+        if (oldState == newState) {
+            if (state.getMotionTime() != null) {
+                long oldTime = state.getMotionTime().getTime();
+                long newTime = position.getFixTime().getTime();
+
+                double distance = position.getDouble(Position.KEY_TOTAL_DISTANCE) - state.getMotionDistance();
+                Boolean ignition = null;
+                if (tripsConfig.getUseIgnition() && position.hasAttribute(Position.KEY_IGNITION)) {
+                    ignition = position.getBoolean(Position.KEY_IGNITION);
+                }
+
+                boolean generateEvent = false;
+                if (newState) {
+                    if (newTime - oldTime >= tripsConfig.getMinimalTripDuration()
+                            || distance >= tripsConfig.getMinimalTripDistance()) {
+                        generateEvent = true;
+                    }
+                } else {
+                    if (newTime - oldTime >= tripsConfig.getMinimalParkingDuration()
+                            || ignition != null && !ignition) {
+                        generateEvent = true;
+                    }
+                }
+
+                if (generateEvent) {
+
+                    String eventType = newState ? Event.TYPE_DEVICE_MOVING : Event.TYPE_DEVICE_STOPPED;
+                    Event event = new Event(eventType, position);
+
+                    state.setMotionTime(null);
+                    state.setMotionDistance(0);
+                    state.setEvent(event);
+
+                }
+            }
+        } else {
+            state.setMotionState(newState);
+            state.setMotionTime(position.getFixTime());
+            state.setMotionDistance(position.getDouble(Position.KEY_TOTAL_DISTANCE));
+        }
+    }
+
+}