Add "Monitoring for devices" card to Overview

This commit introduces a new card to the Overview screen that informs the user that the app is actively monitoring for devices when there are profiles configured but no devices are currently connected.

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

@@ -12,6 +12,7 @@ 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.BluetoothDisabledVH
+import eu.darken.capod.main.ui.overview.cards.MonitoringActiveVH
 import eu.darken.capod.main.ui.overview.cards.NoProfilesVH
 import eu.darken.capod.main.ui.overview.cards.PermissionCardVH
 import eu.darken.capod.main.ui.overview.cards.UnmatchedDevicesCardVH
@@ -33,6 +34,7 @@ class OverviewAdapter @Inject constructor() :
         modules.add(TypedVHCreatorMod({ data[it] is SinglePodsCardVH.Item }) { SinglePodsCardVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is NoProfilesVH.Item }) { NoProfilesVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is BluetoothDisabledVH.Item }) { BluetoothDisabledVH(it) })
+        modules.add(TypedVHCreatorMod({ data[it] is MonitoringActiveVH.Item }) { MonitoringActiveVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is UnmatchedDevicesCardVH.Item }) { UnmatchedDevicesCardVH(it) })
         modules.add(TypedVHCreatorMod({ data[it] is UnknownPodDeviceCardVH.Item }) { UnknownPodDeviceCardVH(it) })
     }
@@ -42,7 +44,7 @@ class OverviewAdapter @Inject constructor() :
     abstract class BaseVH<D : Item, B : ViewBinding>(
         @LayoutRes layoutId: Int,
         parent: ViewGroup
-    ) : ModularAdapter.VH(layoutId, parent), BindableVH<D, B>
+    ) : VH(layoutId, parent), BindableVH<D, B>
 
     interface Item : DifferItem
 

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

@@ -15,11 +15,11 @@ import eu.darken.capod.common.livedata.SingleLiveEvent
 import eu.darken.capod.common.permissions.Permission
 import eu.darken.capod.common.uix.ViewModel3
 import eu.darken.capod.common.upgrade.UpgradeRepo
-import eu.darken.capod.profiles.core.DeviceProfilesRepo
 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.BluetoothDisabledVH
+import eu.darken.capod.main.ui.overview.cards.MonitoringActiveVH
 import eu.darken.capod.main.ui.overview.cards.NoProfilesVH
 import eu.darken.capod.main.ui.overview.cards.PermissionCardVH
 import eu.darken.capod.main.ui.overview.cards.UnmatchedDevicesCardVH
@@ -31,6 +31,7 @@ import eu.darken.capod.monitor.core.worker.MonitorControl
 import eu.darken.capod.pods.core.DualPodDevice
 import eu.darken.capod.pods.core.PodDevice
 import eu.darken.capod.pods.core.SinglePodDevice
+import eu.darken.capod.profiles.core.DeviceProfilesRepo
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.catch
@@ -176,7 +177,11 @@ class OverviewFragmentVM @Inject constructor(
                     )
                 }
             }.run { items.addAll(this) }
-            
+
+            if (profiles.isNotEmpty() && devices.isEmpty()) {
+                items.add(MonitoringActiveVH.Item)
+            }
+
             // Add unmatched devices section if any exist
             if (unmatchedDevices.isNotEmpty()) {
                 items.add(UnmatchedDevicesCardVH.Item(

app/src/main/java/eu/darken/capod/main/ui/overview/cards/MonitoringActiveVH.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.OverviewMonitoringActiveItemBinding
+import eu.darken.capod.main.ui.overview.OverviewAdapter
+
+class MonitoringActiveVH(parent: ViewGroup) :
+    OverviewAdapter.BaseVH<MonitoringActiveVH.Item, OverviewMonitoringActiveItemBinding>(
+        R.layout.overview_monitoring_active_item,
+        parent
+    ) {
+
+    override val viewBinding = lazy {
+        OverviewMonitoringActiveItemBinding.bind(itemView)
+    }
+
+    override val onBindData: OverviewMonitoringActiveItemBinding.(
+        item: Item,
+        payloads: List<Any>
+    ) -> Unit = binding(payload = true) { item ->
+        // No actions needed for this card - it's purely informational
+    }
+
+    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_monitoring_active_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/monitoring_label"
+            style="@style/TextAppearance.Material3.TitleMedium"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="16dp"
+            android:text="@string/overview_monitoring_active_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/monitoring_description"
+            style="@style/TextAppearance.Material3.BodyMedium"
+            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_monitoring_active_description"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/monitoring_label" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</com.google.android.material.card.MaterialCardView>

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

@@ -140,7 +140,7 @@
     <string name="onboarding_body4">You can upgrade to CAPod Pro to gain extra features and support development.</string>
 
     <!-- Strings from app-common -->
-<string name="app_name">CAPod</string>
+    <string name="app_name">CAPod</string>
     <string name="app_name_pro">CAPod Pro</string>
     <string name="app_name_foss">CAPod FOSS</string>
 
@@ -153,6 +153,8 @@
     <string name="overview_nomaindevice_description">Configure your device to start monitoring battery levels and enable additional features.</string>
     <string name="overview_bluetooth_disabled_label">Bluetooth is disabled</string>
     <string name="overview_bluetooth_disabled_description">Bluetooth is disabled, enable it ;)</string>
+    <string name="overview_monitoring_active_label">Monitoring for devices</string>
+    <string name="overview_monitoring_active_description">Make sure your device is nearby and active.</string>
     <string name="overview_unmatched_devices_label">Unmatched devices</string>
     <string name="overview_unmatched_devices_count_single">1 device without matching profile</string>
     <string name="overview_unmatched_devices_count_plural">%d devices without matching profile</string>