Now showing progress bar while calculating passes

app/src/main/java/com/rtbishop/look4sat/ui/fragments/PassesFragment.kt

@@ -19,7 +19,6 @@
 
 package com.rtbishop.look4sat.ui.fragments
 
-import android.animation.ObjectAnimator
 import android.os.Bundle
 import android.view.View
 import androidx.fragment.app.Fragment
@@ -35,7 +34,6 @@ import com.rtbishop.look4sat.ui.adapters.PassesAdapter
 import com.rtbishop.look4sat.utility.PrefsManager
 import com.rtbishop.look4sat.utility.RecyclerDivider
 import com.rtbishop.look4sat.utility.Utilities
-import com.rtbishop.look4sat.utility.Utilities.getRotationAnimator
 import dagger.hilt.android.AndroidEntryPoint
 import java.util.*
 import javax.inject.Inject
@@ -47,7 +45,6 @@ class PassesFragment : Fragment(R.layout.fragment_passes) {
     lateinit var prefsManager: PrefsManager
 
     private lateinit var binding: FragmentPassesBinding
-    private lateinit var animator: ObjectAnimator
     private lateinit var passesAdapter: PassesAdapter
     private val viewModel: SharedViewModel by activityViewModels()
     private var passes = mutableListOf<SatPass>()
@@ -62,10 +59,14 @@ class PassesFragment : Fragment(R.layout.fragment_passes) {
     private fun setupObservers() {
         viewModel.getPasses().observe(viewLifecycleOwner, { result ->
             if (result is Result.Success) {
-                animator.cancel()
+                binding.passesProgress.visibility = View.INVISIBLE
+                binding.passesRecycler.visibility = View.VISIBLE
                 passes = result.data
                 passesAdapter.setList(passes)
-            } else if (result is Result.InProgress) animator.start()
+            } else if (result is Result.InProgress) {
+                binding.passesRecycler.visibility = View.INVISIBLE
+                binding.passesProgress.visibility = View.VISIBLE
+            }
         })
         viewModel.getCurrentTimeMillis().observe(viewLifecycleOwner, { currentTime ->
             tickMainTimer(currentTime)
@@ -84,14 +85,7 @@ class PassesFragment : Fragment(R.layout.fragment_passes) {
                 (itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
                 addItemDecoration(RecyclerDivider(R.drawable.rec_divider_dark))
             }
-            animator = passesFab.getRotationAnimator()
+            passesFab.setOnClickListener { viewModel.calculatePasses() }
-            passesFab.setOnClickListener {
-                if (animator.isRunning) {
-                    animator.cancel()
-                } else {
-                    viewModel.calculatePasses()
-                }
-            }
         }
         viewModel.triggerCalculation()
     }

app/src/main/java/com/rtbishop/look4sat/utility/Utilities.kt

@@ -1,9 +1,7 @@
 package com.rtbishop.look4sat.utility
 
-import android.animation.ObjectAnimator
 import android.content.SharedPreferences
 import android.view.View
-import android.view.animation.LinearInterpolator
 import com.google.android.material.snackbar.Snackbar
 import java.util.concurrent.TimeUnit
 import kotlin.math.round
@@ -28,15 +26,6 @@ object Utilities {
         return round(this * multiplier) / multiplier
     }
 
-    fun View.getRotationAnimator(): ObjectAnimator {
-        return ObjectAnimator.ofFloat(this, "rotation", 0f, 360f).apply {
-            duration = 333
-            repeatCount = ObjectAnimator.INFINITE
-            repeatMode = ObjectAnimator.RESTART
-            interpolator = LinearInterpolator()
-        }
-    }
-
     fun SharedPreferences.Editor.putDouble(key: String, double: Double) {
         putLong(key, double.toRawBits())
     }

app/src/main/res/layout/fragment_passes.xml

@@ -20,8 +20,7 @@
 <androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
+    android:layout_height="match_parent">
-    android:keepScreenOn="true">
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
@@ -49,7 +48,7 @@
             app:layout_constraintTop_toTopOf="parent" />
 
         <com.google.android.material.textview.MaterialTextView
-            android:id="@+id/textView"
+            android:id="@+id/stub_left"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:elevation="4dp"
@@ -63,7 +62,7 @@
             app:layout_constraintTop_toTopOf="@+id/passes_timer" />
 
         <com.google.android.material.textview.MaterialTextView
-            android:id="@+id/textView2"
+            android:id="@+id/stub_right"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:elevation="4dp"
@@ -88,6 +87,17 @@
 
         </androidx.recyclerview.widget.RecyclerView>
 
+        <ProgressBar
+            android:id="@+id/passes_progress"
+            style="@android:style/Widget.DeviceDefault.Light.ProgressBar.Large"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:visibility="invisible"
+            app:layout_constraintBottom_toBottomOf="@+id/passes_recycler"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/passes_bar" />
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
     <com.google.android.material.floatingactionbutton.FloatingActionButton

app/src/main/res/layout/fragment_polar.xml

@@ -45,7 +45,7 @@
         app:layout_constraintTop_toTopOf="parent" />
 
     <com.google.android.material.textview.MaterialTextView
-        android:id="@+id/textView"
+        android:id="@+id/stub_left"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:elevation="4dp"
@@ -59,7 +59,7 @@
         app:layout_constraintTop_toTopOf="@+id/polar_timer" />
 
     <com.google.android.material.textview.MaterialTextView
-        android:id="@+id/textView2"
+        android:id="@+id/stub_right"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:elevation="4dp"