From cbec64bc49161618ba5f95382b8669b9de3d939b Mon Sep 17 00:00:00 2001
From: Isidro Henoch <imhenoch@protonmail.com>
Date: Thu, 13 Jan 2022 14:33:55 -0600
Subject: Fixes the map layer issue

---
 .../TrackerMap/android/map/MapFragment.kt          | 25 ++++++++++++++--------
 .../TrackerMap/android/map/UnitMapFragment.kt      |  4 ++--
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/MapFragment.kt b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/MapFragment.kt
index 34ff655..e3f4ead 100644
--- a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/MapFragment.kt
+++ b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/MapFragment.kt
@@ -38,6 +38,8 @@ class MapFragment : GlobeMapFragment() {
     private val objects = mutableListOf<ComponentObject>()
     private val geofenceObjects = mutableListOf<ComponentObject>()
 
+    private var tileInfo: TileInfoNew? = null
+
     override fun chooseDisplayType(): MapDisplayType {
         return MapDisplayType.Map
     }
@@ -52,23 +54,27 @@ class MapFragment : GlobeMapFragment() {
     }
 
     override fun controlHasStarted() {
+        Log.d("MapFragment", "controlHasStarted")
+
         val cacheDirName = "stamen_watercolor6"
         val cacheDir = File(activity!!.cacheDir, cacheDirName)
         cacheDir.mkdir()
 
-        val tileInfo = RemoteTileInfoNew(
-            getString(R.string.maps_streets_tile_url),
-            0,
-            21
-        )
-        tileInfo.cacheDir = cacheDir
+        if (tileInfo == null) {
+            tileInfo = RemoteTileInfoNew(
+                getString(R.string.maps_streets_tile_url),
+                0,
+                21
+            )
+            (tileInfo as RemoteTileInfoNew).cacheDir = cacheDir
+        }
 
         val params = SamplingParams()
         params.coordSystem = SphericalMercatorCoordSystem()
         params.coverPoles = true
         params.edgeMatching = true
-        params.minZoom = tileInfo.minZoom
-        params.maxZoom = tileInfo.maxZoom
+        params.minZoom = tileInfo!!.minZoom
+        params.maxZoom = tileInfo!!.maxZoom
         params.singleLevel = true
         params.maxTiles = 25
 
@@ -310,7 +316,8 @@ class MapFragment : GlobeMapFragment() {
         }
     }
 
-    fun setTileInfo(tileInfo: TileInfoNew) {
+    fun updateTileInfo(tileInfo: TileInfoNew) {
+        this.tileInfo = tileInfo
         loader?.changeTileInfo(tileInfo)
     }
 
diff --git a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/UnitMapFragment.kt b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/UnitMapFragment.kt
index 06e5713..cc9a551 100644
--- a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/UnitMapFragment.kt
+++ b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/map/UnitMapFragment.kt
@@ -56,7 +56,7 @@ class UnitMapFragment(private val unitsViewModel: UnitsViewModel) : UnitFragment
     }
 
     private fun setupObservers() {
-        Log.d("MapFragment", "setupObservers()")
+        Log.d("UnitMapFragment", "setupObservers()")
 
         unitsViewModel.units.observe(viewLifecycleOwner) { units ->
             Log.d("UnitMapFragment", "Available units: $units")
@@ -95,7 +95,7 @@ class UnitMapFragment(private val unitsViewModel: UnitsViewModel) : UnitFragment
 
         unitsViewModel.mapTileInfo.observe(viewLifecycleOwner) { tileInfo ->
             Log.d("UnitMapFragment", "Loading layer!")
-            unitsMapFragment.setTileInfo(tileInfo)
+            unitsMapFragment.updateTileInfo(tileInfo)
         }
 
         unitsViewModel.geofences.observe(viewLifecycleOwner) { geofences ->
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