From 059b32bbf408d65bb1b4b54bf84961bff6b4a02c Mon Sep 17 00:00:00 2001
From: Isidro Henoch <imhenoch@protonmail.com>
Date: Mon, 17 Jan 2022 15:21:45 -0600
Subject: Tries to fix the report map issues

---
 .../android/details/reports/UnitReportsFragment.kt | 26 +++++++++++++++++-----
 .../details/reports/UnitReportsViewModel.kt        |  6 ++++-
 .../TrackerMap/android/map/MapFragment.kt          |  4 ++++
 3 files changed, 29 insertions(+), 7 deletions(-)

(limited to 'androidApp/src/main/java')

diff --git a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsFragment.kt b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsFragment.kt
index 600cfe1..92a94b1 100644
--- a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsFragment.kt
+++ b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsFragment.kt
@@ -42,9 +42,7 @@ class UnitReportsFragment : Fragment() {
     private val binding get() = _binding!!
 
     private val unitReportsViewModel: UnitReportsViewModel by viewModel()
-    private val reportsMapFragment: MapFragment by lazy {
-        MapFragment()
-    }
+    private lateinit var reportsMapFragment: MapFragment
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -61,19 +59,24 @@ class UnitReportsFragment : Fragment() {
         unitReportsViewModel.setDeviceId(
             arguments?.getInt(UnitDetailsAdapter.DEVICE_ID_ARG) ?: 0)
         setupEvents()
-        initializeMap()
     }
 
     override fun onResume() {
         super.onResume()
 
+        initializeMap()
         setupObservers()
     }
 
-    override fun onStop() {
-        super.onStop()
+    override fun onPause() {
+        super.onPause()
 
         removeObservers()
+        removeMap()
+
+        if (unitReportsViewModel.report.value == null) {
+            unitReportsViewModel.fetchReport()
+        }
     }
 
     override fun onDestroyView() {
@@ -83,11 +86,19 @@ class UnitReportsFragment : Fragment() {
 
     private fun initializeMap() {
         Log.d("UnitReportsFragment", "initializeMap()")
+        reportsMapFragment = MapFragment()
         childFragmentManager.commit {
             replace(R.id.reportsMapContainer, reportsMapFragment)
         }
     }
 
+    private fun removeMap() {
+        Log.d("UnitReportsFragment", "removeMap()")
+        childFragmentManager.commit {
+            remove(reportsMapFragment)
+        }
+    }
+
     private fun setupEvents() {
         binding.reportType.setOnPositionChangedListener { position ->
             unitReportsViewModel.setReportType(
@@ -109,6 +120,7 @@ class UnitReportsFragment : Fragment() {
     }
 
     private fun setupObservers() {
+        Log.d("UnitReportsFragment", "Adding observers")
         unitReportsViewModel.report.observe(viewLifecycleOwner) { report ->
             Log.d("UnitReportsFragment", "Report available: $report")
 
@@ -153,8 +165,10 @@ class UnitReportsFragment : Fragment() {
     }
 
     private fun removeObservers() {
+        Log.d("UnitReportsFragment", "Removing observers")
         unitReportsViewModel.report.removeObservers(viewLifecycleOwner)
         unitReportsViewModel.reportPeriod.removeObservers(viewLifecycleOwner)
+        unitReportsViewModel.clearReport()
     }
 
     private fun showPeriodPopUp(view: View) {
diff --git a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsViewModel.kt b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsViewModel.kt
index 7749b54..0c8a6ac 100644
--- a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsViewModel.kt
+++ b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/details/reports/UnitReportsViewModel.kt
@@ -74,7 +74,11 @@ class UnitReportsViewModel(
         fetchReport(true)
     }
 
-    private fun fetchReport(xlsx: Boolean = false) {
+    fun clearReport() {
+        _report.value = null
+    }
+
+    fun fetchReport(xlsx: Boolean = false) {
         if (_reportType.value == null || _reportPeriod.value == null) {
             return
         }
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 17fc9d4..cd1778a 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
@@ -127,6 +127,10 @@ class MapFragment : GlobeMapFragment() {
     }
 
     private fun clear(geofences: Boolean = false) {
+        if (mapControl == null) {
+            return
+        }
+
         if (geofences) {
             mapControl.removeObjects(
                 geofenceObjects,
-- 
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