Included bind based on position

Vshnv · Oct 31, 2023 · 7d4400d · 7d4400d
1 parent e10c7ff
commit 7d4400d
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Showing 3 changed files with 13 additions and 6 deletions.
diff --git a/adapt/src/main/java/io/github/vshnv/adapt/AdaptAdapter.kt b/adapt/src/main/java/io/github/vshnv/adapt/AdaptAdapter.kt
@@ -31,9 +31,9 @@ class AdaptAdapter<T : Any>(private val viewTypeMapper: ((T, Int) -> Int)?, priv
         val binderItem: CollectingBindable<T, *> = viewBinders[viewType] ?: defaultBinder
         ?: throw AssertionError("Adapt found ViewType with no bound view creator or any default view creator, Cannot proceed!")
         val viewSource = binderItem.creator()
-        return AdaptViewHolder<T>(viewSource.view) { data ->
+        return AdaptViewHolder<T>(viewSource.view) { position, data ->
             binderItem.bindView?.let { bind ->
-                bind(data, viewSource)
+                bind(position, data, viewSource)
             }
         }
     }
@@ -44,7 +44,7 @@ class AdaptAdapter<T : Any>(private val viewTypeMapper: ((T, Int) -> Int)?, priv
 
     override fun onBindViewHolder(holder: AdaptViewHolder<T>, position: Int) {
         val data = getItem(position)
-        holder.bind(data)
+        holder.bind(position, data)
     }
 
     private fun getItem(position: Int): T {
@@ -62,6 +62,6 @@ class AdaptAdapter<T : Any>(private val viewTypeMapper: ((T, Int) -> Int)?, priv
         mDiffer.submitList(data, callback)
     }
 
-    class AdaptViewHolder<T>(view: View, val bind: (T) -> Unit): RecyclerView.ViewHolder(view)
+    class AdaptViewHolder<T>(view: View, val bind: (Int, T) -> Unit): RecyclerView.ViewHolder(view)
 
 }
diff --git a/adapt/src/main/java/io/github/vshnv/adapt/Bindable.kt b/adapt/src/main/java/io/github/vshnv/adapt/Bindable.kt
@@ -2,4 +2,5 @@ package io.github.vshnv.adapt
 
 interface Bindable<T, V> {
     fun bind(bindView: (T, V) -> Unit)
+    fun bind(bindView: (Int, T, V) -> Unit)
 }
diff --git a/adapt/src/main/java/io/github/vshnv/adapt/CollectingBindable.kt b/adapt/src/main/java/io/github/vshnv/adapt/CollectingBindable.kt
@@ -4,11 +4,15 @@ import android.view.View
 import java.lang.RuntimeException
 
 class CollectingBindable<T, V>(val creator: () -> ViewSource<V>): Bindable<T, V> {
-    var bindView: ((T, Any) -> Unit)? = null
+    var bindView: ((Int, T, Any) -> Unit)? = null
         private set
 
     override fun bind(bindView: (T, V) -> Unit) {
-        this.bindView = { a, b -> bindView(a, resolveSourceParam(b)) }
+        this.bindView = { _, a, b -> bindView(a, resolveSourceParam(b)) }
+    }
+
+    override fun bind(bindView: (Int, T, V) -> Unit) {
+        this.bindView = { i, a, b -> bindView(i, a, resolveSourceParam(b)) }
     }
 
     private fun resolveSourceParam(item: Any): V {
@@ -20,4 +24,6 @@ class CollectingBindable<T, V>(val creator: () -> ViewSource<V>): Bindable<T, V>
             }
         }
     }
+
+
 }