Test

Author: Melih Aksoy

core/src/main/kotlin/com/melih/core/extensions/UtilityExtension.kt

@@ -1,3 +1,11 @@
 package com.melih.core.extensions
 
+import androidx.appcompat.widget.SearchView
+import com.melih.core.utils.ClearFocusQueryTextListener
+
+/**
+ * Shorthand for [contains] with ignoreCase set [true]
+ */
 fun CharSequence.containsIgnoreCase(other: CharSequence) = contains(other, true)
+
+fun SearchView.setOnQueryChangedListener(block: (String?) -> Unit) = setOnQueryTextListener(ClearFocusQueryTextListener(this, block))

core/src/main/kotlin/com/melih/core/utils/ClearFocusQueryTextListener.kt

@@ -0,0 +1,23 @@
+package com.melih.core.utils
+
+import androidx.appcompat.widget.SearchView
+
+
+/**
+ * Simplifying [OnQueryTextListener][android.widget.SearchView.OnQueryTextListener]
+ */
+class ClearFocusQueryTextListener(
+    private val view: SearchView,
+    private val onQueryChangeBlock: (String?) -> Unit
+) : SearchView.OnQueryTextListener {
+
+    override fun onQueryTextSubmit(query: String?): Boolean {
+        view.clearFocus()
+        return true
+    }
+
+    override fun onQueryTextChange(newText: String?): Boolean {
+        onQueryChangeBlock(newText)
+        return true
+    }
+}

features/list/src/main/kotlin/com/melih/list/ui/LaunchesFragment.kt

@@ -11,6 +11,7 @@ import com.melih.core.base.lifecycle.BaseDaggerFragment
 import com.melih.core.extensions.containsIgnoreCase
 import com.melih.core.extensions.createFor
 import com.melih.core.extensions.observe
+import com.melih.core.extensions.setOnQueryChangedListener
 import com.melih.list.R
 import com.melih.list.databinding.ListBinding
 import com.melih.repository.entities.LaunchEntity
@@ -44,22 +45,7 @@ class LaunchesFragment : BaseDaggerFragment<ListBinding>(), SwipeRefreshLayout.O
 
     override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
         inflater.inflate(R.menu.menu_rocket_list, menu)
-
-        (menu.findItem(R.id.search).actionView as SearchView).apply {
-            setOnQueryTextListener(object : SearchView.OnQueryTextListener {
-
-                override fun onQueryTextSubmit(query: String?): Boolean {
-                    clearFocus()
-                    return true
-                }
-
-                override fun onQueryTextChange(newText: String?): Boolean {
-                    launchesAdapter.submitList(filterItemListBy(newText))
-                    return true
-                }
-            })
-        }
-
+        setSearchQueryListener((menu.findItem(R.id.search).actionView as SearchView))
         super.onCreateOptionsMenu(menu, inflater)
     }
 
@@ -89,6 +75,12 @@ class LaunchesFragment : BaseDaggerFragment<ListBinding>(), SwipeRefreshLayout.O
         startActivity(Actions.openDetailFor(item.id))
     }
 
+    private fun setSearchQueryListener(searchView: SearchView) {
+        searchView.setOnQueryChangedListener {
+            filterItemListBy(it)
+        }
+    }
+
     private fun filterItemListBy(query: String?) =
         if (!query.isNullOrBlank()) {
             itemList.filter {