adding a new step to bring in Fabric controls

step2-01/src/components/TodoList.tsx

@@ -0,0 +1,29 @@
+import React from 'react';
+import { Stack } from '@uifabric/experiments';
+import { TodoListItem } from './TodoListItem';
+import { Store, FilterTypes } from '../store';
+
+interface TodoListProps {
+  complete: (id: string) => void;
+  remove: (id: string) => void;
+  todos: Store['todos'];
+  filter: FilterTypes;
+  edit: (id: string, label: string) => void;
+}
+
+export class TodoList extends React.Component<TodoListProps> {
+  render() {
+    const { filter, todos, complete, remove, edit } = this.props;
+    const filteredTodos = Object.keys(todos).filter(id => {
+      return filter === 'all' || (filter === 'completed' && todos[id].completed) || (filter === 'active' && !todos[id].completed);
+    });
+
+    return (
+      <Stack verticalGap={10}>
+        {filteredTodos.map(id => (
+          <TodoListItem key={id} id={id} todos={todos} complete={complete} remove={remove} edit={edit} />
+        ))}
+      </Stack>
+    );
+  }
+}