fix info panel dimensions in landscape with a full screen theme

CHANGELOG.md

@@ -5,6 +5,7 @@ Mapbox welcomes participation and contributions from everyone.
 ## Unreleased
 #### Features
 #### Bug fixes and improvements
+- Fixed an issue with `NavigationView` that caused info panel to shrink in landscape mode with a full screen theme. [#6811](https://github.com/mapbox/mapbox-navigation-android/pull/6811)
 
 ## Mapbox Navigation SDK 2.10.0-rc.1 - 16 December, 2022
 ### Changelog

libnavui-dropin/src/main/java/com/mapbox/navigation/dropin/infopanel/InfoPanelComponent.kt

@@ -38,13 +38,12 @@ internal class InfoPanelComponent(
             }
         }
 
-        stylesFlow().observe { (background, marginLeft, marginRight) ->
-            layout.updateMargins(
-                left = marginLeft,
-                right = marginRight
-            )
-            layout.setBackgroundResource(background)
-        }
+        context.styles.infoPanelBackground.observe { layout.setBackgroundResource(it) }
+        context.styles.infoPanelMarginStart.observe { layout.updateMargins(left = it) }
+        context.styles.infoPanelMarginEnd.observe { layout.updateMargins(right = it) }
+
+        val parent = layout.parent as ViewGroup
+        context.systemBarsInsets.observe { parent.updateMargins(left = it.left, right = it.right) }
     }
 
     private fun findNavigationView(): NavigationView? {
@@ -54,15 +53,4 @@ internal class InfoPanelComponent(
         }
         return v as? NavigationView
     }
-
-    private fun stylesFlow() = context.styles.let { styles ->
-        combine(
-            styles.infoPanelBackground,
-            styles.infoPanelMarginStart,
-            styles.infoPanelMarginEnd,
-            context.systemBarsInsets
-        ) { background, marginStart, marginEnd, insets ->
-            Triple(background, marginStart + insets.left, marginEnd + insets.right)
-        }
-    }
 }

libnavui-dropin/src/test/java/com/mapbox/navigation/dropin/infopanel/InfoPanelComponentTest.kt

@@ -3,6 +3,7 @@ package com.mapbox.navigation.dropin.infopanel
 import android.content.Context
 import android.view.ViewGroup
 import android.widget.FrameLayout
+import androidx.core.graphics.Insets
 import androidx.test.core.app.ApplicationProvider
 import com.mapbox.navigation.dropin.R
 import com.mapbox.navigation.dropin.navigationview.NavigationViewContext
@@ -12,7 +13,6 @@ import com.mapbox.navigation.dropin.util.TestStore
 import com.mapbox.navigation.testing.LoggingFrontendTestRule
 import com.mapbox.navigation.testing.MainCoroutineRule
 import io.mockk.mockk
-import io.mockk.spyk
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import org.junit.Assert.assertEquals
 import org.junit.Before
@@ -26,37 +26,39 @@ import org.robolectric.RobolectricTestRunner
 class InfoPanelComponentTest {
 
     @get:Rule
-    var coroutineRule = MainCoroutineRule()
+    val coroutineRule = MainCoroutineRule()
 
     @get:Rule
     val loggerRule = LoggingFrontendTestRule()
 
-    private lateinit var ctx: Context
     private lateinit var layout: StubLayout
+    private lateinit var parent: ViewGroup
     private lateinit var navContext: NavigationViewContext
 
     private lateinit var sut: InfoPanelComponent
 
     @Before
     fun setUp() {
-        ctx = ApplicationProvider.getApplicationContext()
+        val ctx = ApplicationProvider.getApplicationContext<Context>()
         layout = StubLayout(ctx).apply {
             layoutParams = ViewGroup.MarginLayoutParams(1, 1)
         }
-        navContext = spyk(
-            NavigationViewContext(
-                context = ctx,
-                lifecycleOwner = TestLifecycleOwner(),
-                viewModel = NavigationViewModel(),
-                storeProvider = { TestStore() }
-            )
+        parent = FrameLayout(ctx).apply {
+            addView(layout)
+            layoutParams = ViewGroup.MarginLayoutParams(1, 1)
+        }
+        navContext = NavigationViewContext(
+            context = ctx,
+            lifecycleOwner = TestLifecycleOwner(),
+            viewModel = NavigationViewModel(),
+            storeProvider = { TestStore() },
         )
 
         sut = InfoPanelComponent(layout, navContext)
     }
 
     @Test
-    fun `onAttached should observe and apply info panel styles`() = coroutineRule.runBlockingTest {
+    fun `onAttached should observe and apply info panel styles`() {
         navContext.applyStyleCustomization {
             infoPanelBackground = R.drawable.mapbox_ic_puck
             infoPanelMarginStart = 11
@@ -70,6 +72,16 @@ class InfoPanelComponentTest {
         assertEquals(R.drawable.mapbox_ic_puck, layout.backgroundResId)
     }
 
+    @Test
+    fun `onAttached should observe and apply insets`() {
+        navContext.systemBarsInsets.value = Insets.of(33, 44, 55, 66)
+        sut.onAttached(mockk())
+
+        val lp = parent.layoutParams as ViewGroup.MarginLayoutParams
+        assertEquals(33, lp.leftMargin)
+        assertEquals(55, lp.rightMargin)
+    }
+
     // Stub layout that exposes assigned background resource id.
     private class StubLayout(context: Context) : FrameLayout(context) {
         var backgroundResId = 0