Add hint when no main device is connected

app/src/main/java/eu/darken/capod/main/ui/overview/OverviewAdapter.kt

@@ -11,6 +11,7 @@ import eu.darken.capod.common.lists.differ.setupDiffer
 import eu.darken.capod.common.lists.modular.ModularAdapter
 import eu.darken.capod.common.lists.modular.mods.DataBinderMod
 import eu.darken.capod.common.lists.modular.mods.TypedVHCreatorMod
+import eu.darken.capod.main.ui.overview.cards.MissingMainDeviceVH
 import eu.darken.capod.main.ui.overview.cards.NoPairedDeviceCardVH
 import eu.darken.capod.main.ui.overview.cards.PermissionCardVH
 import eu.darken.capod.main.ui.overview.cards.pods.BasicSingleApplePodsCardVH
@@ -33,6 +34,7 @@ class OverviewAdapter @Inject constructor() :
         modules.add(TypedVHCreatorMod({ data[it] is BasicSingleApplePodsCardVH.Item }) { BasicSingleApplePodsCardVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is UnknownPodDeviceCardVH.Item }) { UnknownPodDeviceCardVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is NoPairedDeviceCardVH.Item }) { NoPairedDeviceCardVH(it) })
+        modules.add(TypedVHCreatorMod({ data[it] is MissingMainDeviceVH.Item }) { MissingMainDeviceVH(it) })
     }
 
     override fun getItemCount(): Int = data.size

app/src/main/java/eu/darken/capod/main/ui/overview/OverviewFragmentVM.kt

@@ -16,6 +16,7 @@ import eu.darken.capod.common.upgrade.UpgradeRepo
 import eu.darken.capod.main.core.GeneralSettings
 import eu.darken.capod.main.core.MonitorMode
 import eu.darken.capod.main.core.PermissionTool
+import eu.darken.capod.main.ui.overview.cards.MissingMainDeviceVH
 import eu.darken.capod.main.ui.overview.cards.NoPairedDeviceCardVH
 import eu.darken.capod.main.ui.overview.cards.PermissionCardVH
 import eu.darken.capod.main.ui.overview.cards.pods.*
@@ -155,6 +156,8 @@ class OverviewFragmentVM @Inject constructor(
             NoPairedDeviceCardVH.Item {
                 generalSettings.showAll.value = true
             }.run { items.add(this) }
+        } else if (showAll && mainPod == null) {
+            items.add(0, MissingMainDeviceVH.Item)
         }
 
         items

app/src/main/java/eu/darken/capod/main/ui/overview/cards/MissingMainDeviceVH.kt

@@ -0,0 +1,33 @@
+package eu.darken.capod.main.ui.overview.cards
+
+import android.view.ViewGroup
+import eu.darken.capod.R
+import eu.darken.capod.common.lists.binding
+import eu.darken.capod.common.lists.differ.DifferItem
+import eu.darken.capod.databinding.OverviewNomaindeviceItemBinding
+import eu.darken.capod.main.ui.overview.OverviewAdapter
+
+class MissingMainDeviceVH(parent: ViewGroup) :
+    OverviewAdapter.BaseVH<MissingMainDeviceVH.Item, OverviewNomaindeviceItemBinding>(
+        R.layout.overview_nomaindevice_item,
+        parent
+    ) {
+
+    override val viewBinding = lazy {
+        OverviewNomaindeviceItemBinding.bind(itemView)
+    }
+
+    override val onBindData: OverviewNomaindeviceItemBinding.(
+        item: Item,
+        payloads: List<Any>
+    ) -> Unit = binding(payload = true) { item ->
+
+    }
+
+    object Item : OverviewAdapter.Item {
+        override val stableId: Long = Item::class.hashCode().toLong()
+
+        override val payloadProvider: ((DifferItem, DifferItem) -> DifferItem?)
+            get() = { old, new -> if (new::class.isInstance(old)) new else null }
+    }
+}

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

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/card"
+    style="@style/MyCardView"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    tools:context=".main.ui.MainActivity">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/permission_label"
+            style="@style/TextAppearance.MaterialComponents.Body1"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="16dp"
+            android:text="@string/overview_nomaindevice_label"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/permission_description"
+            style="@style/TextAppearance.MaterialComponents.Body2"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="4dp"
+            android:layout_marginBottom="16dp"
+            android:text="@string/overview_nomaindevice_description"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/permission_label" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</com.google.android.material.card.MaterialCardView>

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

@@ -23,7 +23,7 @@
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent"
-            android:text="@string/pods_none_label" />
+            android:text="@string/overview_nopaireddevices_label" />
 
         <com.google.android.material.textview.MaterialTextView
             android:id="@+id/permission_description"
@@ -35,7 +35,7 @@
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/permission_label"
-            android:text="@string/pods_none_description" />
+            android:text="@string/overview_nopaireddevices_description" />
 
         <com.google.android.material.button.MaterialButton
             android:id="@+id/show_all_action"

app/src/main/res/values/strings.xml

@@ -57,7 +57,7 @@
     <string name="pods_device_color_red_label">Red</string>
     <string name="pods_device_color_black_label">Black</string>
     <string name="pods_connection_state_disconnected_label">Not connected to a device</string>
-    <string name="pods_connection_state_idle_label">Connected, but idle</string>
+    <string name="pods_connection_state_idle_label">Connected to a device, but idle</string>
     <string name="pods_connection_state_music_label">In music mode</string>
     <string name="pods_connection_state_call_label">In call mode</string>
     <string name="pods_connection_state_ringing_label">Ringing</string>
@@ -66,13 +66,16 @@
     <string name="pods_unknown_label">Unknown device</string>
     <string name="pods_unknown_contact_dev">This is an unknown device, but it is using similar message format. Let\'s add support for it, contact me :).</string>
     <string name="pods_none_label_short">No device</string>
-    <string name="pods_none_label">No paired device connected.</string>
-    <string name="pods_none_description">Connect a paired device or enable the \'Show all\' option.</string>
     <string name="pods_charging_label">Charging</string>
     <string name="pods_inear_label">In ear</string>
     <string name="pods_microphone_label">Microphone</string>
     <string name="pods_yours">Yours</string>
 
+    <string name="overview_nopaireddevices_label">No paired device connected.</string>
+    <string name="overview_nopaireddevices_description">Connect a paired device or enable the \'Show all\' option.</string>
+    <string name="overview_nomaindevice_label">Missing main device</string>
+    <string name="overview_nomaindevice_description">All detected devices are unlikely to be yours. Power on and connect your device or adjust the settings.</string>
+
     <string name="settings_label">Settings</string>
     <string name="settings_privacy_policy_label">Privacy policy</string>
     <string name="settings_privacy_policy_desc">Handling data responsibly.</string>