move other notifier for new logic

Author: AhmedAbdoElhawary

lib/features/sorting/insertion/view_model/insertion_sort_notifier.dart

@@ -1,43 +1,10 @@
 import 'package:algorithm_visualizer/features/sorting/base/view_model/sorting_notifier.dart';
-import 'package:collection/collection.dart';
-import 'package:flutter/material.dart';
 
 class InsertionSortNotifier extends SortingNotifier {
-  @override
-  Future<void> buildSort() async {
-    final list = List<SortableItem>.from(state.list);
-
-    for (int i = 1; i < list.length; i++) {
-      if (operation != SortingEnum.played) return;
-
-      SortableItem keyItem = list[i];
-      int j = i - 1;
-
-      while (j >= 0 && list[j].value > keyItem.value) {
-        if (operation != SortingEnum.played) return;
-
-        list[j] = list[j].copyWith(sortedStatus: SortingStatus.compared);
-        list[j + 1] = list[j + 1].copyWith(sortedStatus: SortingStatus.compared);
-        state = state.copyWith(list: list);
-        await Future.delayed(speedDuration);
 
-        list.swap(j, j + 1);
-
-        final positions = Map<int, Offset>.from(state.positions);
-        final temp = positions[list[j].id]!;
-        positions[list[j].id] = positions[list[j + 1].id]!;
-        positions[list[j + 1].id] = temp;
-
-        state = state.copyWith(list: list, positions: positions);
-        await Future.delayed(speedDuration);
-
-        list[j] = list[j].copyWith(sortedStatus: SortingStatus.unSorted);
-        list[j + 1] = list[j + 1].copyWith(sortedStatus: SortingStatus.unSorted);
-        state = state.copyWith(list: list);
-        j--;
-      }
-    }
-
-    await greenSortedItemsAsDone();
+  @override
+  List<SortingStep> buildSorting(List<int> values) {
+    // TODO: implement buildSorting
+    throw UnimplementedError();
   }
 }

lib/features/sorting/merge/view_model/merge_sort_notifier.dart

@@ -2,7 +2,8 @@ import 'package:algorithm_visualizer/features/sorting/base/view_model/sorting_no
 
 class MergeSortNotifier extends SortingNotifier {
   @override
-  Future<void> buildSort() async {
-    /// TODO: implement this
+  List<SortingStep> buildSorting(List<int> values) {
+    // TODO: implement buildSorting
+    throw UnimplementedError();
   }
 }