From e6b49696c9e57e5443b576b231809700fc4ccce3 Mon Sep 17 00:00:00 2001
From: Aryan Moradi <aryanmoradi74@gmail.com>
Date: Mon, 1 Apr 2019 14:41:02 +0430
Subject: [PATCH] 2019-04-1 14:40 Add itemCount from xml for dataBinding

---
 advancerecyclerview/build.gradle              |  4 +--
 .../AdvanceRecyclerView.kt                    | 28 ++++++++++++-------
 .../src/main/res/values/attr.xml              |  1 +
 .../MainActivity.kt                           |  6 +++-
 app/src/main/res/layout/activity_main.xml     |  1 +
 5 files changed, 27 insertions(+), 13 deletions(-)

diff --git a/advancerecyclerview/build.gradle b/advancerecyclerview/build.gradle
index d036979..3cf0091 100644
--- a/advancerecyclerview/build.gradle
+++ b/advancerecyclerview/build.gradle
@@ -10,8 +10,8 @@ android {
     defaultConfig {
         minSdkVersion 19
         targetSdkVersion 28
-        versionCode 1
-        versionName "1.0.2"
+        versionCode 2
+        versionName "1.0.3"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 
diff --git a/advancerecyclerview/src/main/java/ir/aryanmo/advancerecyclerview/AdvanceRecyclerView.kt b/advancerecyclerview/src/main/java/ir/aryanmo/advancerecyclerview/AdvanceRecyclerView.kt
index fa87b83..4c09ed0 100644
--- a/advancerecyclerview/src/main/java/ir/aryanmo/advancerecyclerview/AdvanceRecyclerView.kt
+++ b/advancerecyclerview/src/main/java/ir/aryanmo/advancerecyclerview/AdvanceRecyclerView.kt
@@ -130,21 +130,24 @@ open class AdvanceRecyclerView : RecyclerView {
         setAttributes(attrs)
     }
 
-    fun init(@LayoutRes itemView: Int, itemCount: Int, linearLayoutManager: LinearLayoutManager?) {
+    fun init(
+        @LayoutRes itemView: Int, itemCount: Int = this.itemCount,
+        linearLayoutManager: LinearLayoutManager? = null
+    ) {
         var linearLayoutManager = linearLayoutManager
         this.itemView = itemView
-        if (linearLayoutManager == null) {
+        linearLayoutManager ?: let {
             linearLayoutManager = LinearLayoutManager(context)
         }
-        this.linearLayoutManager = linearLayoutManager
         init(itemCount)
     }
 
     fun init(itemCount: Int) {
-
-        Log.e("Ari","init itemCount -> $itemCount")
         this.itemCount = itemCount
-        Log.e("Ari","init this.itemCount -> ${this.itemCount}")
+        init()
+    }
+
+    private fun init() {
         adapter = myAdapter
         setCurrentPosition(0)
 
@@ -162,9 +165,6 @@ open class AdvanceRecyclerView : RecyclerView {
         if (paginationListener == null)
             return
 
-        Log.e("Aryan", " item pos -> " + linearLayoutManager.findFirstCompletelyVisibleItemPosition())
-
-
         if (linearLayoutManager.childCount + linearLayoutManager.findFirstVisibleItemPosition() >= layoutManager!!.itemCount) {
             paginationListener!!.onEndItemListener(this, dx, dy)
             return
@@ -187,6 +187,7 @@ open class AdvanceRecyclerView : RecyclerView {
 
     protected fun setAttributes(attrs: AttributeSet?) {
         setOrientationFromAttr(attrs)
+        setItemCountFromAttr(attrs)
     }
 
     protected fun setOrientationFromAttr(attr: AttributeSet?) {
@@ -198,6 +199,13 @@ open class AdvanceRecyclerView : RecyclerView {
         a.recycle()
     }
 
+    protected fun setItemCountFromAttr(attr: AttributeSet?) {
+        val a = getStyledAttributes(attr)
+        val count = a.getInt(R.styleable.AdvanceRecyclerView_ar_adre_itemCount, 0)
+        itemCount = count + 1
+        a.recycle()
+    }
+
     protected fun getStyledAttributes(attr: AttributeSet?): TypedArray {
         return context.theme.obtainStyledAttributes(
             attr, R.styleable.AdvanceRecyclerView, 0, 0
@@ -206,7 +214,7 @@ open class AdvanceRecyclerView : RecyclerView {
 
     // PROPERTIES
 
-    fun notifyDataSetChanged(newItemCount:Int){
+    fun notifyDataSetChanged(newItemCount: Int) {
         addItemCount(newItemCount)
     }
 
diff --git a/advancerecyclerview/src/main/res/values/attr.xml b/advancerecyclerview/src/main/res/values/attr.xml
index 132ccfc..fe4c83e 100644
--- a/advancerecyclerview/src/main/res/values/attr.xml
+++ b/advancerecyclerview/src/main/res/values/attr.xml
@@ -5,5 +5,6 @@
             <flag name="VERTICAL" value="0" />
             <flag name="HORIZONTAL" value="1" />
         </attr>
+        <attr name="ar_adre_itemCount" format="integer"/>
     </declare-styleable>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/java/ir/aryanmo/advancerecyclerviewexample/MainActivity.kt b/app/src/main/java/ir/aryanmo/advancerecyclerviewexample/MainActivity.kt
index cc117ed..71a0e09 100644
--- a/app/src/main/java/ir/aryanmo/advancerecyclerviewexample/MainActivity.kt
+++ b/app/src/main/java/ir/aryanmo/advancerecyclerviewexample/MainActivity.kt
@@ -2,10 +2,12 @@ package ir.aryanmo.advancerecyclerviewexample
 
 import android.support.v7.app.AppCompatActivity
 import android.os.Bundle
+import android.util.Log
 import android.view.View
 import android.widget.TextView
 import ir.aryanmo.advancerecyclerview.AdvanceRecyclerView
 import kotlinx.android.synthetic.main.activity_main.*
+import kotlin.math.log
 
 class MainActivity : AppCompatActivity() {
 
@@ -25,7 +27,9 @@ class MainActivity : AppCompatActivity() {
             }
         }
 
-        re.init(R.layout.test_item, myList.size, null)
+        Log.e("ary","1")
+        re.init(itemView = R.layout.test_item)
+        Log.e("ary","2")
 
         goTo.setOnClickListener {
             if (re.isInitialize) {
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 1648ea6..79d6718 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -32,6 +32,7 @@
             android:id="@+id/re"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
+            app:ar_adre_itemCount="5"
             android:text="Hello World!"/>
 
 </LinearLayout>
\ No newline at end of file