Add empty state for Data List

app/src/main/java/net/pokeranalytics/android/ui/fragment/DataListFragment.kt

@@ -4,6 +4,7 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.view.isVisible
 import androidx.recyclerview.widget.LinearLayoutManager
 import io.realm.Realm
 import io.realm.RealmResults
@@ -43,6 +44,7 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 	override fun onResume() {
 		super.onResume()
 		this.recyclerView?.adapter?.notifyDataSetChanged()
+		noDataFound.isVisible = items.isEmpty()
 	}
 
 	override fun rowRepresentableForPosition(position: Int): RowRepresentable? {
@@ -119,14 +121,7 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 
 		this.dataType.relatedResultsRepresentable?.let {
 			this.items = it.items(realm)
-			/*
+			noDataFound.isVisible = this.items.isEmpty()
-			this.items.addChangeListener { newItems ->
-				Timber.d("addChangeListener: $newItems")
-				Timber.d("addChangeListener: ${this.recyclerView}")
-				Timber.d("addChangeListener: ${this}")
-				this.recyclerView?.adapter?.notifyDataSetChanged()
-			}
-			*/
 		}
 	}
 }

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

@@ -28,6 +28,25 @@
 				app:layout_constraintStart_toStartOf="parent"
 				app:layout_constraintTop_toTopOf="parent" />
 
+			<androidx.appcompat.widget.AppCompatTextView
+				android:id="@+id/noDataFound"
+				android:layout_width="wrap_content"
+				android:layout_height="wrap_content"
+				android:layout_marginStart="8dp"
+				android:layout_marginTop="8dp"
+				android:layout_marginEnd="8dp"
+				android:layout_marginBottom="8dp"
+				style="@style/PokerAnalyticsTheme.TextView.Header"
+				android:textSize="24sp"
+				android:text="@string/no_data_found"
+				android:visibility="gone"
+				tools:visibility="visible"
+				app:layout_constraintBottom_toBottomOf="parent"
+				app:layout_constraintEnd_toEndOf="parent"
+				app:layout_constraintStart_toStartOf="parent"
+				app:layout_constraintTop_toTopOf="parent"
+				app:layout_constraintVertical_bias="0.3" />
+
 		</androidx.constraintlayout.widget.ConstraintLayout>
 
 	</androidx.core.widget.NestedScrollView>

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

@@ -7,7 +7,7 @@
 
 	<androidx.appcompat.widget.AppCompatTextView
 		android:id="@+id/title"
-		style="@style/PokerAnalyticsTheme.TextView.SessionHeader"
+		style="@style/PokerAnalyticsTheme.TextView.Header"
 		android:layout_width="wrap_content"
 		android:layout_height="wrap_content"
 		android:layout_marginStart="16dp"

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

@@ -79,10 +79,11 @@
 	</style>
 
 	<style name="PokerAnalyticsTheme.TextView.Header">
-		<item name="android:textSize">22sp</item>
+		<item name="android:textColor">@color/kaki_medium</item>
-		<item name="android:textColor">@color/gray_darker</item>
+		<item name="android:maxLines">1</item>
-		<item name="android:fontFamily">@font/roboto_bold</item>
+		<item name="android:ellipsize">end</item>
-		<item name="android:paddingTop">8dp</item>
+		<item name="android:fontFamily">@font/roboto_medium</item>
+		<item name="android:textSize">16sp</item>
 	</style>
 
 	<style name="PokerAnalyticsTheme.TextView.RowTitle">
@@ -126,13 +127,6 @@
 	</style>
 
 	<!-- Session Row -->
-	<style name="PokerAnalyticsTheme.TextView.SessionHeader">
-		<item name="android:textColor">@color/kaki_medium</item>
-		<item name="android:maxLines">1</item>
-		<item name="android:ellipsize">end</item>
-		<item name="android:fontFamily">@font/roboto_medium</item>
-		<item name="android:textSize">16sp</item>
-	</style>
 
 	<style name="PokerAnalyticsTheme.TextView.SessionRow">
 		<item name="android:textColor">@color/white</item>