moving step2-7 to bonus content

bonus-servicecalls/demo/src/actions/index.ts

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+import uuid from 'uuid/v4';
+import { Store } from '../store';
+import * as service from '../service';
+
+export const actions = {
+  addTodo: (label: string) => ({ type: 'addTodo', id: uuid(), label }),
+  remove: (id: string) => ({ type: 'remove', id }),
+  complete: (id: string) => ({ type: 'complete', id }),
+  clear: () => ({ type: 'clear' }),
+  setFilter: (filter: string) => ({ type: 'setFilter', filter }),
+  edit: (id: string, label: string) => ({ type: 'edit', id, label })
+};
+
+export const actionsWithService = {
+  addTodo: (label: string) => {
+    return async (dispatch: any, getState: () => Store) => {
+      const addAction = actions.addTodo(label);
+      const id = addAction.id;
+      dispatch(addAction);
+      await service.add(id, getState().todos[id]);
+    };
+  },
+
+  remove: (id: string) => {
+    return async (dispatch: any, getState: () => Store) => {
+      dispatch(actions.remove(id));
+      await service.remove(id);
+    };
+  },
+
+  complete: (id: string) => {
+    return async (dispatch: any, getState: () => Store) => {
+      dispatch(actions.complete(id));
+      await service.update(id, getState().todos[id]);
+    };
+  },
+
+  clear: () => {
+    return async (dispatch: any, getState: () => Store) => {
+      dispatch(actions.clear());
+      await service.updateAll(getState().todos);
+    };
+  },
+
+  edit: (id: string, label: string) => {
+    return async (dispatch: any, getState: () => Store) => {
+      dispatch(actions.edit(id, label));
+      await service.update(id, getState().todos[id]);
+    };
+  }
+};

bonus-servicecalls/demo/src/components/TodoApp.tsx

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+import React from 'react';
+import { Stack } from 'office-ui-fabric-react';
+import { TodoFooter } from './TodoFooter';
+import { TodoHeader } from './TodoHeader';
+import { TodoList } from './TodoList';
+
+export const TodoApp = () => {
+  return (
+    <Stack horizontalAlign="center">
+      <Stack style={{ width: 400 }} gap={25}>
+        <TodoHeader />
+        <TodoList />
+        <TodoFooter />
+      </Stack>
+    </Stack>
+  );
+};

bonus-servicecalls/demo/src/components/TodoFooter.tsx

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+import React from 'react';
+import { DefaultButton, Stack, Text } from 'office-ui-fabric-react';
+import { actionsWithService } from '../actions';
+import { connect } from 'react-redux';
+import { Store } from '../store';
+
+interface TodoFooterProps {
+  todos: Store['todos'];
+  clear: () => void;
+}
+
+const TodoFooter = (props: TodoFooterProps) => {
+  const { todos, clear } = props;
+
+  const itemCount = Object.keys(todos).filter(id => !todos[id].completed).length;
+
+  return (
+    <Stack horizontal horizontalAlign="space-between">
+      <Text>
+        {itemCount} item{itemCount === 1 ? '' : 's'} left
+      </Text>
+      <DefaultButton onClick={() => clear()}>Clear Completed</DefaultButton>
+    </Stack>
+  );
+};
+
+const ConnectedTodoFooter = connect(
+  (state: Store) => ({
+    todos: state.todos
+  }),
+  (dispatch: any) => ({
+    clear: () => dispatch(actionsWithService.clear())
+  })
+)(TodoFooter);
+
+export { ConnectedTodoFooter as TodoFooter };

bonus-servicecalls/demo/src/components/TodoHeader.tsx

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+import React from 'react';
+import { Stack, Text, Pivot, PivotItem, TextField, PrimaryButton } from 'office-ui-fabric-react';
+import { FilterTypes } from '../store';
+import { actions, actionsWithService } from '../actions';
+import { connect } from 'react-redux';
+
+interface TodoHeaderProps {
+  addTodo: (label: string) => void;
+  setFilter: (filter: FilterTypes) => void;
+}
+
+interface TodoHeaderState {
+  labelInput: string;
+}
+
+class TodoHeader extends React.Component<TodoHeaderProps, TodoHeaderState> {
+  constructor(props: TodoHeaderProps) {
+    super(props);
+    this.state = { labelInput: undefined };
+  }
+
+  render() {
+    return (
+      <Stack gap={10}>
+        <Stack horizontal horizontalAlign="center">
+          <Text variant="xxLarge">todos</Text>
+        </Stack>
+
+        <Stack horizontal gap={10}>
+          <Stack.Item grow>
+            <TextField
+              placeholder="What needs to be done?"
+              value={this.state.labelInput}
+              onChange={this.onChange}
+              styles={props => ({
+                ...(props.focused && {
+                  field: {
+                    backgroundColor: '#c7e0f4'
+                  }
+                })
+              })}
+            />
+          </Stack.Item>
+          <PrimaryButton onClick={this.onAdd}>Add</PrimaryButton>
+        </Stack>
+
+        <Pivot onLinkClick={this.onFilter}>
+          <PivotItem headerText="all" />
+          <PivotItem headerText="active" />
+          <PivotItem headerText="completed" />
+        </Pivot>
+      </Stack>
+    );
+  }
+
+  private onAdd = () => {
+    this.props.addTodo(this.state.labelInput);
+    this.setState({ labelInput: undefined });
+  };
+
+  private onChange = (evt: React.FormEvent<HTMLInputElement>, newValue: string) => {
+    this.setState({ labelInput: newValue });
+  };
+
+  private onFilter = (item: PivotItem) => {
+    this.props.setFilter(item.props.headerText as FilterTypes);
+  };
+}
+
+const ConnectedTodoHeader = connect(
+  state => ({}),
+  (dispatch: any) => ({
+    addTodo: label => dispatch(actionsWithService.addTodo(label)),
+    setFilter: filter => dispatch(actions.setFilter(filter))
+  })
+)(TodoHeader);
+
+export { ConnectedTodoHeader as TodoHeader };

bonus-servicecalls/demo/src/components/TodoList.tsx

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+import React from 'react';
+import { Stack } from 'office-ui-fabric-react';
+import { TodoListItem } from './TodoListItem';
+import { connect } from 'react-redux';
+import { Store } from '../store';
+
+interface TodoListProps {
+  todos: Store['todos'];
+  filter: Store['filter'];
+}
+
+const TodoList = (props: TodoListProps) => {
+  const { filter, todos } = props;
+  const filteredTodos = Object.keys(todos).filter(id => {
+    return filter === 'all' || (filter === 'completed' && todos[id].completed) || (filter === 'active' && !todos[id].completed);
+  });
+
+  return (
+    <Stack gap={10}>
+      {filteredTodos.map(id => (
+        <TodoListItem key={id} id={id} />
+      ))}
+    </Stack>
+  );
+};
+
+const ConnectedTodoList = connect((state: Store) => ({ ...state }))(TodoList);
+export { ConnectedTodoList as TodoList };

bonus-servicecalls/demo/src/components/TodoListItem.tsx

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+import React from 'react';
+import { Stack, Checkbox, IconButton, TextField, DefaultButton } from 'office-ui-fabric-react';
+import { actionsWithService } from '../actions';
+import { Store } from '../store';
+import { connect } from 'react-redux';
+
+interface TodoListItemProps {
+  id: string;
+  todos: Store['todos'];
+  complete: (id: string) => void;
+  remove: (id: string) => void;
+  edit: (id: string, label: string) => void;
+}
+
+interface TodoListItemState {
+  editing: boolean;
+  editLabel: string;
+}
+
+class TodoListItem extends React.Component<TodoListItemProps, TodoListItemState> {
+  constructor(props: TodoListItemProps) {
+    super(props);
+    this.state = { editing: false, editLabel: undefined };
+  }
+
+  render() {
+    const { id, todos, complete, remove } = this.props;
+
+    const item = todos[id];
+
+    return (
+      <Stack horizontal verticalAlign="center" horizontalAlign="space-between">
+        {!this.state.editing && (
+          <>
+            <Checkbox label={item.label} checked={item.completed} onChange={() => complete(id)} />
+            <div>
+              <IconButton iconProps={{ iconName: 'Edit' }} onClick={this.onEdit} />
+              <IconButton iconProps={{ iconName: 'Cancel' }} onClick={() => remove(id)} />
+            </div>
+          </>
+        )}
+
+        {this.state.editing && (
+          <Stack.Item grow>
+            <Stack horizontal gap={10}>
+              <Stack.Item grow>
+                <TextField value={this.state.editLabel} onChange={this.onChange} />
+              </Stack.Item>
+              <DefaultButton onClick={this.onDoneEdit}>Save</DefaultButton>
+            </Stack>
+          </Stack.Item>
+        )}
+      </Stack>
+    );
+  }
+
+  private onEdit = () => {
+    const { id, todos } = this.props;
+    const { label } = todos[id];
+
+    this.setState({
+      editing: true,
+      editLabel: this.state.editLabel || label
+    });
+  };
+
+  private onDoneEdit = () => {
+    this.props.edit(this.props.id, this.state.editLabel);
+    this.setState({
+      editing: false,
+      editLabel: undefined
+    });
+  };
+
+  private onChange = (evt: React.FormEvent<HTMLInputElement>, newValue: string) => {
+    this.setState({ editLabel: newValue });
+  };
+}
+
+const ConnectedTodoListItem = connect(
+  (state: Store) => ({ todos: state.todos }),
+  (dispatch: any) => ({
+    complete: id => dispatch(actionsWithService.complete(id)),
+    remove: id => dispatch(actionsWithService.remove(id)),
+    edit: (id, label) => dispatch(actionsWithService.edit(id, label))
+  })
+)(TodoListItem);
+
+export { ConnectedTodoListItem as TodoListItem };

bonus-servicecalls/demo/src/index.tsx

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+import React from 'react';
+import ReactDOM from 'react-dom';
+import { reducer } from './reducers';
+import { createStore, applyMiddleware } from 'redux';
+import { TodoApp } from './components/TodoApp';
+import { Provider } from 'react-redux';
+import { initializeIcons } from '@uifabric/icons';
+import { composeWithDevTools } from 'redux-devtools-extension';
+import thunk from 'redux-thunk';
+import * as service from './service';
+import { Store, FilterTypes } from './store';
+
+(async () => {
+  const preloadStore = {
+    todos: (await service.getAll()) as Store['todos'],
+    filter: 'all' as FilterTypes
+  };
+
+  const store = createStore(reducer, preloadStore, composeWithDevTools(applyMiddleware(thunk)));
+
+  initializeIcons();
+
+  ReactDOM.render(
+    <Provider store={store}>
+      <TodoApp />
+    </Provider>,
+    document.getElementById('app')
+  );
+})();

bonus-servicecalls/demo/src/reducers/index.ts

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+import { Store } from '../store';
+import { combineReducers } from 'redux';
+import { createReducer } from 'redux-starter-kit';
+
+export const todosReducer = createReducer<Store['todos']>(
+  {},
+  {
+    addTodo(state, action) {
+      state[action.id] = { label: action.label, completed: false };
+    },
+
+    remove(state, action) {
+      delete state[action.id];
+    },
+
+    clear(state, action) {
+      Object.keys(state).forEach(key => {
+        if (state[key].completed) {
+          delete state[key];
+        }
+      });
+    },
+
+    complete(state, action) {
+      state[action.id].completed = !state[action.id].completed;
+    },
+
+    edit(state, action) {
+      state[action.id].label = action.label;
+    }
+  }
+);
+
+export const filterReducer = createReducer<Store['filter']>('all', {
+  setFilter(state, action) {
+    return action.filter;
+  }
+});
+
+export const reducer = combineReducers({
+  todos: todosReducer,
+  filter: filterReducer
+});

bonus-servicecalls/demo/src/service/index.ts

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+import { TodoItem, Store } from '../store';
+const HOST = 'http://localhost:3000';
+
+export async function add(id: string, todo: TodoItem) {
+  const response = await fetch(`${HOST}/todos/${id}`, {
+    method: 'post',
+    headers: { 'content-type': 'application/json' },
+    body: JSON.stringify(todo)
+  });
+
+  return await response.json();
+}
+
+export async function update(id: string, todo: TodoItem) {
+  const response = await fetch(`${HOST}/todos/${id}`, {
+    method: 'put',
+    headers: { 'content-type': 'application/json' },
+    body: JSON.stringify(todo)
+  });
+
+  return await response.json();
+}
+
+export async function remove(id: string) {
+  const response = await fetch(`${HOST}/todos/${id}`, {
+    method: 'delete'
+  });
+
+  return await response.json();
+}
+
+export async function getAll() {
+  const response = await fetch(`${HOST}/todos`, {
+    method: 'get'
+  });
+
+  return await response.json();
+}
+
+export async function updateAll(todos: Store['todos']) {
+  const response = await fetch(`${HOST}/todos`, {
+    method: 'post',
+    headers: { 'content-type': 'application/json' },
+    body: JSON.stringify(todos)
+  });
+
+  return await response.json();
+}

bonus-servicecalls/demo/src/store/index.ts

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+export type FilterTypes = 'all' | 'active' | 'completed';
+
+export interface TodoItem {
+  label: string;
+  completed: boolean;
+}
+
+export interface Store {
+  todos: {
+    [id: string]: TodoItem;
+  };
+
+  filter: FilterTypes;
+}