Refactor

common-android/src/main/java/com/cascadiacollections/jamoka/fragment/BinderRecyclerFragment.kt

@@ -14,30 +14,47 @@ import com.cascadiacollections.jamoka.R
  * Generic fragment with RecyclerView and SwipeRefreshLayout integration.
  * Supports binding adapters, layout managers, and item selection callbacks.
  */
-abstract class BinderRecyclerFragment<T, VH : RecyclerView.ViewHolder> : Fragment(), SwipeRefreshLayout.OnRefreshListener {
-    private lateinit var swipeRefreshLayout: SwipeRefreshLayout
-    lateinit var recyclerView: RecyclerView
+abstract class BinderRecyclerFragment<T, VH : RecyclerView.ViewHolder>(
+    @LayoutRes private val layoutResId: Int = R.layout.fragment_recycler_layout
+) : Fragment(), SwipeRefreshLayout.OnRefreshListener {
+
+    protected val swipeRefreshLayout: SwipeRefreshLayout
+        get() = requireView().findViewById(R.id.swipeContainer)
+
+    protected val recyclerView: RecyclerView
+        get() = requireView().findViewById(R.id.list)
 
     abstract fun getLayoutManager(): RecyclerView.LayoutManager
 
     abstract fun getAdapter(): RecyclerView.Adapter<*>
 
-    @LayoutRes
-    protected open fun getLayoutResId(): Int = R.layout.fragment_recycler_layout
-
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
-        return inflater.inflate(getLayoutResId(), container, false)
-    }
+    ): View? = inflater.inflate(layoutResId, container, false)
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        swipeRefreshLayout = view.findViewById(R.id.swipeContainer)
-        recyclerView = view.findViewById(R.id.list)
-        swipeRefreshLayout.setOnRefreshListener(this)
+        recyclerView.apply {
+            setHasFixedSize(true)
+            layoutManager = getLayoutManager()
+            adapter = getAdapter()
+            configureRecyclerView(this)
+        }
+
+        swipeRefreshLayout.apply {
+            setOnRefreshListener(this@BinderRecyclerFragment)
+            configureSwipeRefresh(this)
+        }
+    }
+
+    protected open fun configureRecyclerView(recyclerView: RecyclerView) {
+        // Optional for subclasses
+    }
+
+    protected open fun configureSwipeRefresh(swipeRefreshLayout: SwipeRefreshLayout) {
+        // Optional for subclasses
     }
 }