From 404022a0aa5b7a5f59f867215a7ba7cecbc25b91 Mon Sep 17 00:00:00 2001
From: Yazan Tarifi <yazan.tarifi@opensooq.com>
Date: Mon, 30 Nov 2020 10:13:03 +0200
Subject: [PATCH] Fix Layout Direction to Pluto View and Min Sdk Version

---
 README.md                                      |  3 +++
 .../main/java/com/opensooq/pluto/PlutoView.kt  | 18 ++++++++++++++++--
 .../src/main/res/layout/layout_view_slider.xml |  1 -
 3 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 69af501..0a930a9 100644
--- a/README.md
+++ b/README.md
@@ -365,6 +365,9 @@ Bind it with a `PlutoView` instance.
 pluto.setCustomIndicator(findViewById(R.id.custom_indicator));
 ```
 
+> Minimum Supported Version is (17)
+> Target Sdk Version is (28)
+
 
 # License
 
diff --git a/pluto/src/main/java/com/opensooq/pluto/PlutoView.kt b/pluto/src/main/java/com/opensooq/pluto/PlutoView.kt
index f27151f..dc36aa5 100644
--- a/pluto/src/main/java/com/opensooq/pluto/PlutoView.kt
+++ b/pluto/src/main/java/com/opensooq/pluto/PlutoView.kt
@@ -16,6 +16,7 @@ import com.opensooq.pluto.base.PlutoAdapter
 import com.opensooq.pluto.listeners.OnSlideChangeListener
 import com.opensooq.pluto.listeners.OnSnapPositionChangeListener
 import com.opensooq.pluto.listeners.SnapOnScrollListener
+import java.lang.IllegalArgumentException
 import java.lang.ref.WeakReference
 import java.util.*
 import kotlin.Experimental.Level
@@ -36,6 +37,7 @@ class PlutoView @JvmOverloads constructor(context: Context,
     private var cycleTimer: Timer? = null
     private var cycleTask: TimerTask? = null
     private var plutoAdapter: PlutoAdapter<*, *>? = null
+    private var linearLayoutManager: LinearLayoutManager? = null
 
     private var resumingTimer: Timer? = null
     var isCycling: Boolean = false
@@ -58,8 +60,8 @@ class PlutoView @JvmOverloads constructor(context: Context,
 
     private val mh = IncomingHandler(this)
     private fun setupAdapter() {
-        val linearLayoutManager = LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
-        linearLayoutManager.initialPrefetchItemCount = 4
+        linearLayoutManager = LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
+        linearLayoutManager?.initialPrefetchItemCount = 4
         rvSlider?.apply {
             layoutManager = linearLayoutManager
             adapter = plutoAdapter
@@ -173,6 +175,17 @@ class PlutoView @JvmOverloads constructor(context: Context,
         }
     }
 
+    /**
+     * Change the Layout Direction
+     */
+    fun isRtl(isRtl: Boolean) {
+        if (linearLayoutManager == null) {
+            throw IllegalArgumentException("Pluto Adapter Not Setup Yet call setupAdapter()")
+        }
+
+        linearLayoutManager?.reverseLayout = isRtl
+    }
+
     fun setOnSlideChangeListener(onSlideChangeListener: OnSlideChangeListener) {
         this.onSlideChangeListener = onSlideChangeListener
 
@@ -373,6 +386,7 @@ class PlutoView @JvmOverloads constructor(context: Context,
         mh.removeCallbacksAndMessages(null)
         rvSlider?.adapter = null
         indicator?.destroySelf()
+        linearLayoutManager = null
         onScrollListener?.let { rvSlider?.removeOnScrollListener(it) }
         onScrollListener = null
         onSlideChangeListener = null
diff --git a/pluto/src/main/res/layout/layout_view_slider.xml b/pluto/src/main/res/layout/layout_view_slider.xml
index c630975..a3c8177 100644
--- a/pluto/src/main/res/layout/layout_view_slider.xml
+++ b/pluto/src/main/res/layout/layout_view_slider.xml
@@ -9,7 +9,6 @@
         android:id="@+id/rvSlider"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layoutDirection="ltr"
         custom:layout_constraintEnd_toEndOf="parent"
         custom:layout_constraintStart_toStartOf="parent"
         custom:layout_constraintTop_toTopOf="parent"/>