From 82aff7781947c2d91dc4dcc3ca5b498899fc6c9b Mon Sep 17 00:00:00 2001
From: Aurelien Hubert <aurel.hubert@gmail.com>
Date: Fri, 8 Mar 2019 12:06:35 +0100
Subject: [PATCH 1/3] Add deleted strings

---
 app/src/main/res/values/strings.xml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c67cb572..b480f2cd 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -19,6 +19,7 @@
 	<string name="hands_played">Hands played</string>
 
     <string name="address">Address</string>
+    <string name="data_deleted" formatted="false">%s deleted</string>
 
 
 	<!--

From d8ccc85a94802cebff6ccb05d3c9bfeaa8b24ebc Mon Sep 17 00:00:00 2001
From: Aurelien Hubert <aurel.hubert@gmail.com>
Date: Fri, 8 Mar 2019 12:11:20 +0100
Subject: [PATCH 2/3] Add notifyDataSetChanged on resume

---
 .../net/pokeranalytics/android/ui/fragment/StatsFragment.kt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/net/pokeranalytics/android/ui/fragment/StatsFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/fragment/StatsFragment.kt
index 6e9d00bf..00bdd578 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/fragment/StatsFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/fragment/StatsFragment.kt
@@ -16,7 +16,6 @@ import net.pokeranalytics.android.ui.adapter.RowRepresentableAdapter
 import net.pokeranalytics.android.ui.adapter.StaticRowRepresentableDataSource
 import net.pokeranalytics.android.ui.fragment.components.SessionObserverFragment
 import net.pokeranalytics.android.ui.view.RowRepresentable
-import net.pokeranalytics.android.ui.view.RowViewType
 import net.pokeranalytics.android.ui.view.rowrepresentable.HeaderRowRepresentable
 import net.pokeranalytics.android.util.NULL_TEXT
 
@@ -78,6 +77,11 @@ class StatsFragment : SessionObserverFragment(), StaticRowRepresentableDataSourc
         return TextFormat(NULL_TEXT)
     }
 
+    override fun onResume() {
+        super.onResume()
+        statsAdapter.notifyDataSetChanged()
+    }
+
     // Override
 
     override fun sessionsChanged() {

From 038ab21f349ea34659a3d9cfdde0617dc4d1389e Mon Sep 17 00:00:00 2001
From: Aurelien Hubert <aurel.hubert@gmail.com>
Date: Fri, 8 Mar 2019 12:12:41 +0100
Subject: [PATCH 3/3] Add swipe to delete for DataListFragment

---
 .../android/ui/fragment/DataListFragment.kt   | 80 ++++++++++---------
 .../ui/helpers/SwipeToDeleteCallback.kt       | 68 ++++++++++++++++
 .../main/res/layout/fragment_data_list.xml    | 17 ++--
 .../res/layout/layout_swipe_to_delete.xml     | 31 +++++++
 app/src/main/res/layout/row_title.xml         | 66 ++++++++-------
 5 files changed, 187 insertions(+), 75 deletions(-)
 create mode 100644 app/src/main/java/net/pokeranalytics/android/ui/helpers/SwipeToDeleteCallback.kt
 create mode 100644 app/src/main/res/layout/layout_swipe_to_delete.xml

diff --git a/app/src/main/java/net/pokeranalytics/android/ui/fragment/DataListFragment.kt b/app/src/main/java/net/pokeranalytics/android/ui/fragment/DataListFragment.kt
index 493dd941..e0bc7ee8 100644
--- a/app/src/main/java/net/pokeranalytics/android/ui/fragment/DataListFragment.kt
+++ b/app/src/main/java/net/pokeranalytics/android/ui/fragment/DataListFragment.kt
@@ -4,11 +4,11 @@ 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.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.snackbar.Snackbar
 import io.realm.Realm
+import io.realm.RealmObject
 import io.realm.RealmResults
 import kotlinx.android.synthetic.main.fragment_data_list.*
 import net.pokeranalytics.android.R
@@ -19,17 +19,20 @@ import net.pokeranalytics.android.ui.adapter.LiveRowRepresentableDataSource
 import net.pokeranalytics.android.ui.adapter.RowRepresentableAdapter
 import net.pokeranalytics.android.ui.adapter.RowRepresentableDelegate
 import net.pokeranalytics.android.ui.fragment.components.PokerAnalyticsFragment
+import net.pokeranalytics.android.ui.helpers.SwipeToDeleteCallback
 import net.pokeranalytics.android.ui.view.RowRepresentable
 import net.pokeranalytics.android.ui.view.RowViewType
 import net.pokeranalytics.android.ui.view.rowrepresentable.SettingRow
-import timber.log.Timber
 
 
 class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSource, RowRepresentableDelegate {
 
-	lateinit var dataType: SettingRow
-
+	private lateinit var dataType: SettingRow
 	private lateinit var items: RealmResults<*>
+	private lateinit var dataListAdapter: RowRepresentableAdapter
+
+	private var deletedItem: RealmObject? = null
+	private var lastDeletedItemPosition: Int = 0
 
 	override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
 		return inflater.inflate(R.layout.fragment_data_list, container, false)
@@ -37,14 +40,12 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 
 	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
 		super.onViewCreated(view, savedInstanceState)
-		initData()
 		initUI()
 	}
 
 	override fun onResume() {
 		super.onResume()
 		this.recyclerView?.adapter?.notifyDataSetChanged()
-		noDataFound.isVisible = items.isEmpty()
 	}
 
 	override fun rowRepresentableForPosition(position: Int): RowRepresentable? {
@@ -68,15 +69,11 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 			EditableDataActivity.newInstance(
 				requireContext(),
 				it.ordinal,
-				(this.items[position] as Savable).uniqueIdentifier()
+				(row as Savable).uniqueIdentifier()
 			)
 		}
 	}
 
-
-	private fun initData() {
-	}
-
 	/**
 	 * Init UI
 	 */
@@ -91,40 +88,32 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 		activity.supportActionBar?.setDisplayHomeAsUpEnabled(true)
 		setHasOptionsMenu(true)
 
-		// Swipe to delete, work in progress
-		val itemTouchHelper = ItemTouchHelper(object : ItemTouchHelper.Callback() {
-
-			override fun getMovementFlags(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder): Int {
+		val viewManager = LinearLayoutManager(requireContext())
+		dataListAdapter = RowRepresentableAdapter(this, this)
 
-				return makeFlag(
-					ItemTouchHelper.ACTION_STATE_SWIPE, ItemTouchHelper.START or ItemTouchHelper.END
-				)
-			}
+		val swipeToDelete = SwipeToDeleteCallback(dataListAdapter) { position ->
 
-			override fun onMove(
-				recyclerView: RecyclerView,
-				viewHolder: RecyclerView.ViewHolder,
-				target: RecyclerView.ViewHolder
-			): Boolean {
-				return false
-			}
+			// Save the delete position & create a copy of the object
+			val mRecentlyDeletedItem = rowRepresentableForPosition(position)
+			lastDeletedItemPosition = position
 
-			override fun clearView(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder) {
-				super.clearView(recyclerView, viewHolder)
+			if (mRecentlyDeletedItem is RealmObject) {
+				deletedItem = getRealm().copyFromRealm(mRecentlyDeletedItem)
+				getRealm().executeTransaction {
+					mRecentlyDeletedItem.deleteFromRealm()
+				}
+				dataListAdapter.notifyItemRemoved(position)
+				showUndoSnackBar()
 			}
+		}
 
-			override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
-			}
-		})
-
-		val viewManager = LinearLayoutManager(requireContext())
-		val dataListAdapter = RowRepresentableAdapter(this, this)
+		val itemTouchHelper = ItemTouchHelper(swipeToDelete)
 
 		recyclerView.apply {
 			setHasFixedSize(true)
 			layoutManager = viewManager
 			adapter = dataListAdapter
-			//itemTouchHelper.attachToRecyclerView(this)
+			itemTouchHelper.attachToRecyclerView(this)
 		}
 
 		this.addButton.setOnClickListener {
@@ -136,7 +125,23 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 				)
 			}
 		}
+	}
 
+	/**
+	 * Show undo snack bar
+	 */
+	private fun showUndoSnackBar() {
+		val message = String.format(getString(R.string.data_deleted), this.dataType.localizedTitle(requireContext()))
+		val snackBar = Snackbar.make(constraintLayout, message, Snackbar.LENGTH_LONG)
+		snackBar.setAction(R.string.cancel) {
+			getRealm().executeTransaction {realm ->
+				deletedItem?.let {
+					realm.copyToRealm(it)
+					dataListAdapter.notifyItemInserted(lastDeletedItemPosition)
+				}
+			}
+		}
+		snackBar.show()
 	}
 
 	/**
@@ -144,13 +149,10 @@ class DataListFragment : PokerAnalyticsFragment(), LiveRowRepresentableDataSourc
 	 */
 	fun setData(dataType: Int) {
 		this.dataType = SettingRow.values()[dataType]
-
 		this.toolbar.title = this.dataType.localizedTitle(requireContext())
 		val realm = Realm.getDefaultInstance()
-
 		this.dataType.relatedResultsRepresentable?.let {
 			this.items = it.items(realm)
-			noDataFound.isVisible = this.items.isEmpty()
 		}
 	}
 }
\ No newline at end of file
diff --git a/app/src/main/java/net/pokeranalytics/android/ui/helpers/SwipeToDeleteCallback.kt b/app/src/main/java/net/pokeranalytics/android/ui/helpers/SwipeToDeleteCallback.kt
new file mode 100644
index 00000000..510242f6
--- /dev/null
+++ b/app/src/main/java/net/pokeranalytics/android/ui/helpers/SwipeToDeleteCallback.kt
@@ -0,0 +1,68 @@
+package net.pokeranalytics.android.ui.helpers
+
+import android.graphics.Canvas
+import android.view.View
+import androidx.core.view.isVisible
+import androidx.recyclerview.widget.ItemTouchHelper
+import androidx.recyclerview.widget.RecyclerView
+import net.pokeranalytics.android.R
+import net.pokeranalytics.android.ui.adapter.RowRepresentableAdapter
+
+/**
+ * Swipe to delete callback
+ */
+class SwipeToDeleteCallback(var adapter: RowRepresentableAdapter, var onDelete: ((position: Int) -> Unit)? = null) :
+	ItemTouchHelper.SimpleCallback(ItemTouchHelper.ACTION_STATE_IDLE, ItemTouchHelper.START or ItemTouchHelper.END) {
+
+	override fun onMove(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder, target: RecyclerView.ViewHolder): Boolean {
+		return false
+	}
+
+	override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
+		val position = viewHolder.adapterPosition
+		onDelete?.invoke(position)
+	}
+
+	override fun onChildDraw(
+		c: Canvas, recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder,
+		dX: Float, dY: Float, actionState: Int, isCurrentlyActive: Boolean
+	) {
+		val foregroundView = viewHolder.itemView.findViewById<View?>(net.pokeranalytics.android.R.id.foreground)
+		val backgroundView = viewHolder.itemView.findViewById<View?>(net.pokeranalytics.android.R.id.background)
+		foregroundView?.let {
+			getDefaultUIUtil().onDraw(c, recyclerView, foregroundView, dX, dY, actionState, isCurrentlyActive)
+			backgroundView?.findViewById<View?>(R.id.leftIcon)?.isVisible = dX > 0
+			backgroundView?.findViewById<View?>(R.id.rightIcon)?.isVisible = dX < 0
+		}
+	}
+
+
+	override fun clearView(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder) {
+		val foregroundView = viewHolder.itemView.findViewById<View?>(net.pokeranalytics.android.R.id.foreground)
+		foregroundView?.let {
+			getDefaultUIUtil().clearView(foregroundView)
+		}
+	}
+
+	override fun onSelectedChanged(viewHolder: RecyclerView.ViewHolder?, actionState: Int) {
+		viewHolder?.let {
+			val foregroundView = viewHolder.itemView.findViewById<View?>(net.pokeranalytics.android.R.id.foreground)
+			foregroundView?.let {
+				getDefaultUIUtil().onSelected(foregroundView)
+			}
+		}
+	}
+
+	override fun onChildDrawOver(
+		c: Canvas, recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder?, dX: Float, dY: Float,
+		actionState: Int, isCurrentlyActive: Boolean
+	) {
+		viewHolder?.let {
+			val foregroundView = viewHolder.itemView.findViewById<View?>(net.pokeranalytics.android.R.id.foreground)
+			foregroundView?.let {
+				getDefaultUIUtil().onDrawOver(c, recyclerView, foregroundView, dX, dY, actionState, isCurrentlyActive)
+			}
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_data_list.xml b/app/src/main/res/layout/fragment_data_list.xml
index 76c02022..f284300d 100644
--- a/app/src/main/res/layout/fragment_data_list.xml
+++ b/app/src/main/res/layout/fragment_data_list.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.coordinatorlayout.widget.CoordinatorLayout 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/container"
 	android:layout_width="match_parent"
-	android:layout_height="match_parent"
-	xmlns:tools="http://schemas.android.com/tools">
+	android:layout_height="match_parent">
 
 	<androidx.core.widget.NestedScrollView
 		android:id="@+id/nestedScrollView"
@@ -24,30 +24,30 @@
 				android:layout_height="0dp"
 				android:clipToPadding="false"
 				android:paddingBottom="96dp"
-				tools:listitem="@layout/row_title"
 				app:layout_constraintBottom_toBottomOf="parent"
 				app:layout_constraintEnd_toEndOf="parent"
 				app:layout_constraintStart_toStartOf="parent"
-				app:layout_constraintTop_toTopOf="parent" />
+				app:layout_constraintTop_toTopOf="parent"
+				tools:listitem="@layout/row_title" />
 
 			<androidx.appcompat.widget.AppCompatTextView
 				android:id="@+id/noDataFound"
+				style="@style/PokerAnalyticsTheme.TextView.Header"
 				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:textSize="24sp"
 				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" />
+				app:layout_constraintVertical_bias="0.3"
+				tools:visibility="visible" />
 
 		</androidx.constraintlayout.widget.ConstraintLayout>
 
@@ -91,6 +91,7 @@
 		android:layout_marginEnd="16dp"
 		android:layout_marginBottom="16dp"
 		android:src="@drawable/ic_add"
+		android:tint="@color/black"
 		app:fabSize="normal"
 		app:layout_constraintBottom_toBottomOf="parent"
 		app:layout_constraintEnd_toEndOf="parent" />
diff --git a/app/src/main/res/layout/layout_swipe_to_delete.xml b/app/src/main/res/layout/layout_swipe_to_delete.xml
new file mode 100644
index 00000000..71c0068b
--- /dev/null
+++ b/app/src/main/res/layout/layout_swipe_to_delete.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:id="@+id/background"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:layout_marginTop="1dp"
+	android:layout_marginBottom="1dp"
+	android:background="@color/red">
+
+	<androidx.appcompat.widget.AppCompatImageView
+		android:id="@+id/leftIcon"
+		android:layout_width="24dp"
+		android:layout_height="24dp"
+		android:layout_marginStart="16dp"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent"
+		app:srcCompat="@drawable/ic_outline_delete" />
+
+	<androidx.appcompat.widget.AppCompatImageView
+		android:id="@+id/rightIcon"
+		android:layout_width="24dp"
+		android:layout_height="24dp"
+		android:layout_marginEnd="16dp"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintTop_toTopOf="parent"
+		app:srcCompat="@drawable/ic_outline_delete" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/row_title.xml b/app/src/main/res/layout/row_title.xml
index 84d4ebb4..560b2c19 100644
--- a/app/src/main/res/layout/row_title.xml
+++ b/app/src/main/res/layout/row_title.xml
@@ -1,37 +1,47 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout 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/container"
 	android:layout_width="match_parent"
-	android:layout_height="48dp"
-	android:background="?selectableItemBackground">
+	android:layout_height="48dp">
 
-	<androidx.appcompat.widget.AppCompatTextView
-		android:id="@+id/title"
-		android:layout_width="0dp"
-		android:layout_height="wrap_content"
-		android:layout_marginTop="16dp"
-		android:layout_marginBottom="16dp"
-		android:textSize="16sp"
-		app:layout_constraintBottom_toBottomOf="parent"
-		app:layout_constraintEnd_toEndOf="@+id/guidelineEnd"
-		app:layout_constraintStart_toStartOf="@+id/guidelineStart"
-		app:layout_constraintTop_toTopOf="parent"
-		tools:text="Data Type Title" />
+	<include layout="@layout/layout_swipe_to_delete" />
 
-	<androidx.constraintlayout.widget.Guideline
-		android:id="@+id/guidelineStart"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:orientation="vertical"
-		app:layout_constraintGuide_begin="16dp" />
+	<androidx.constraintlayout.widget.ConstraintLayout
+		android:id="@+id/foreground"
+		android:layout_width="match_parent"
+		android:layout_height="match_parent"
+		android:background="@color/gray_dark"
+		android:foreground="?selectableItemBackground">
 
-	<androidx.constraintlayout.widget.Guideline
-		android:id="@+id/guidelineEnd"
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:orientation="vertical"
-		app:layout_constraintGuide_end="16dp" />
+		<androidx.appcompat.widget.AppCompatTextView
+			android:id="@+id/title"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="16dp"
+			android:layout_marginBottom="16dp"
+			android:textSize="16sp"
+			app:layout_constraintBottom_toBottomOf="parent"
+			app:layout_constraintEnd_toEndOf="@+id/guidelineEnd"
+			app:layout_constraintStart_toStartOf="@+id/guidelineStart"
+			app:layout_constraintTop_toTopOf="parent"
+			tools:text="Data Type Title" />
 
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+		<androidx.constraintlayout.widget.Guideline
+			android:id="@+id/guidelineStart"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:orientation="vertical"
+			app:layout_constraintGuide_begin="16dp" />
+
+		<androidx.constraintlayout.widget.Guideline
+			android:id="@+id/guidelineEnd"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:orientation="vertical"
+			app:layout_constraintGuide_end="16dp" />
+
+	</androidx.constraintlayout.widget.ConstraintLayout>
+
+</FrameLayout>