From a7bf869c8ed9e1560a28ea04010abc7d0786d8cf Mon Sep 17 00:00:00 2001
From: wengki81 <wengkigoni@gmail.com>
Date: Sun, 22 Jun 2025 00:56:38 +0800
Subject: [PATCH] Realtime gps optimized for efficiency

---
 .../plugin/geolocation/DumonGeolocation.kt    | 47 ++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)

diff --git a/android/src/main/java/com/dumon/plugin/geolocation/DumonGeolocation.kt b/android/src/main/java/com/dumon/plugin/geolocation/DumonGeolocation.kt
index 94d6dca..ab016c9 100644
--- a/android/src/main/java/com/dumon/plugin/geolocation/DumonGeolocation.kt
+++ b/android/src/main/java/com/dumon/plugin/geolocation/DumonGeolocation.kt
@@ -4,6 +4,8 @@ import android.Manifest
 import android.content.pm.PackageManager
 import android.graphics.Color
 import android.os.Build
+import android.os.Handler
+import android.os.Looper
 import android.util.Log
 import android.view.View
 import android.view.WindowInsetsController
@@ -27,6 +29,7 @@ import com.getcapacitor.annotation.PermissionCallback
 import org.json.JSONArray
 import org.json.JSONObject
 import kotlin.math.*
+import android.location.Location
 
 @CapacitorPlugin(
     name = "DumonGeolocation",
@@ -74,6 +77,11 @@ class DumonGeolocation : Plugin() {
 
     private var motionState: String = "idle" // 'idle', 'driving', 'mocked'
 
+    private var bufferedDrivingLocation: Location? = null
+    private var drivingEmitHandler: Handler? = null
+    private var drivingEmitRunnable: Runnable? = null
+    private val drivingEmitIntervalMs = 1500L
+
     private var currentTrackingMode = GpsTrackingMode.NORMAL
 
     override fun load() {
@@ -92,7 +100,12 @@ class DumonGeolocation : Plugin() {
                 latestSource = if (isMocked) "MOCK" else "GNSS"
                 isMockedLocation = isMocked
                 latestTimestamp = location.time
-                emitPositionUpdate()
+
+                if (currentTrackingMode == GpsTrackingMode.DRIVING) {
+                    bufferedDrivingLocation = location
+                } else {
+                    emitPositionUpdate() // langsung emit di mode normal
+                }
             }
         )
 
@@ -114,6 +127,33 @@ class DumonGeolocation : Plugin() {
         )
     }
 
+    private fun startDrivingEmitLoop() {
+        if (drivingEmitHandler != null) return // already running
+
+        drivingEmitHandler = Handler(Looper.getMainLooper())
+        drivingEmitRunnable = object : Runnable {
+            override fun run() {
+                bufferedDrivingLocation?.let { location ->
+                    latestLatitude = location.latitude
+                    latestLongitude = location.longitude
+                    latestAccuracy = location.accuracy.toDouble()
+                    latestTimestamp = location.time
+                    latestSource = if (isMockedLocation) "MOCK" else "GNSS"
+                    emitPositionUpdate()
+                }
+                drivingEmitHandler?.postDelayed(this, drivingEmitIntervalMs)
+            }
+        }
+        drivingEmitHandler?.postDelayed(drivingEmitRunnable!!, drivingEmitIntervalMs)
+    }
+
+    private fun stopDrivingEmitLoop() {
+        drivingEmitHandler?.removeCallbacks(drivingEmitRunnable!!)
+        drivingEmitHandler = null
+        drivingEmitRunnable = null
+        bufferedDrivingLocation = null
+    }
+
     @PluginMethod
     fun startPositioning(call: PluginCall) {
         if (!PermissionUtils.hasLocationAndWifiPermissions(context)) {
@@ -132,6 +172,7 @@ class DumonGeolocation : Plugin() {
         gpsManager?.stop()
         imuManager?.stop()
         wifiManager?.stopPeriodicScan()
+        stopDrivingEmitLoop()
         call.resolve()
     }
 
@@ -229,9 +270,13 @@ class DumonGeolocation : Plugin() {
         val mode = call.getString("mode") ?: "normal"
         if (mode == "driving") {
             gpsManager?.startContinuousMode()
+            currentTrackingMode = GpsTrackingMode.DRIVING
+            startDrivingEmitLoop()
             Log.d("DUMON_GEOLOCATION", "Switched to driving mode (continuous GPS)")
         } else {
             gpsManager?.startPollingMode()
+            currentTrackingMode = GpsTrackingMode.NORMAL
+            stopDrivingEmitLoop()
             Log.d("DUMON_GEOLOCATION", "Switched to normal mode (polling GPS)")
         }
         call.resolve()