HW-7 Send order

src/components/app/app.js

@@ -4,6 +4,8 @@ import Header from '../header';
 import Basket from '../basket';
 import { UserProvider } from '../../contexts/user-context';
 import { useState } from 'react';
+import Success from '../success';
+import Error from '../error';
 
 const App = () => {
   const [name, setName] = useState('Andrey');
@@ -15,7 +17,12 @@ const App = () => {
           <Redirect exact from="/" to="/restaurants" />
           <Route path="/checkout" component={Basket} />
           <Route path="/restaurants" component={Restaurants} />
-          <Route path="/error" component={() => <h2>Error Page!</h2>} />
+          <Route path="/success">
+            <Success>Your order has been sent</Success>
+          </Route>
+          <Route path="/error">
+            <Error>Error Page!</Error>
+          </Route>
           <Route path="/" component={() => <h2>404 - Page Not Found :(</h2>} />
         </Switch>
       </UserProvider>

src/components/basket/basket.js

@@ -1,19 +1,29 @@
 import { connect } from 'react-redux';
-import { Link } from 'react-router-dom';
+import { Link, Switch, Route } from 'react-router-dom';
 import { CSSTransition, TransitionGroup } from 'react-transition-group';
 
 import styles from './basket.module.css';
 import './basket.css';
 import itemStyles from './basket-item/basket-item.module.css';
 import BasketItem from './basket-item';
 import Button from '../button';
-import { orderProductsSelector, totalSelector } from '../../redux/selectors';
+import {
+  orderProductsSelector,
+  totalSelector,
+  orderSendingLoadingSelector,
+} from '../../redux/selectors';
 import { UserConsumer } from '../../contexts/user-context';
 import ConvertedValue from '../converted-value/converted-value';
+import { sendOrder } from '../../redux/actions';
 
-function Basket({ title = 'Basket', total, orderProducts }) {
-  // const { name } = useContext(userContext);
-
+function Basket({
+  title = 'Basket',
+  total,
+  orderProducts,
+  sendOrder,
+  loading,
+  loaded,
+}) {
   if (!total) {
     return (
       <div className={styles.basket}>
@@ -55,11 +65,26 @@ function Basket({ title = 'Basket', total, orderProducts }) {
           </p>
         </div>
       </div>
-      <Link to="/checkout">
-        <Button primary block>
-          checkout
-        </Button>
-      </Link>
+      <Switch>
+        <Route path="/checkout">
+          {!loading ? (
+            <Button primary block onClick={sendOrder}>
+              send
+            </Button>
+          ) : (
+            <Button disabled primary block onClick={null}>
+              send
+            </Button>
+          )}
+        </Route>
+        <Route>
+          <Link to="/checkout">
+            <Button primary block>
+              checkout
+            </Button>
+          </Link>
+        </Route>
+      </Switch>
     </div>
   );
 }
@@ -68,7 +93,8 @@ const mapStateToProps = (state) => {
   return {
     total: totalSelector(state),
     orderProducts: orderProductsSelector(state),
+    loading: orderSendingLoadingSelector(state),
   };
 };
 
-export default connect(mapStateToProps)(Basket);
+export default connect(mapStateToProps, { sendOrder })(Basket);

src/components/button/button.module.css

@@ -66,3 +66,7 @@
   padding: 11px 20px;
   height: 50px;
 }
+
+.button[disabled] {
+  background: #777;
+}

src/components/error/error.js

@@ -0,0 +1,7 @@
+import styles from './error.module.css';
+
+function Error({ children }) {
+  return <div className={styles.error}>{children}</div>;
+}
+
+export default Error;

src/components/error/error.module.css

@@ -0,0 +1,4 @@
+.error {
+  padding: 20px 10px;
+  color: #f00;
+}

src/components/error/index.js

@@ -0,0 +1 @@
+export { default } from './error';

src/components/success/index.js

@@ -0,0 +1 @@
+export { default } from './success';

src/components/success/success.js

@@ -0,0 +1,7 @@
+import styles from './success.module.css';
+
+function Success({ children }) {
+  return <div className={styles.success}>{children}</div>;
+}
+
+export default Success;

src/components/success/success.module.css

@@ -0,0 +1,4 @@
+.success {
+  padding: 20px 10px;
+  color: #0f0;
+}

src/redux/actions.js

@@ -1,4 +1,4 @@
-import { replace } from 'connected-react-router';
+import { replace, push } from 'connected-react-router';
 import {
   DECREMENT,
   INCREMENT,
@@ -12,13 +12,15 @@ import {
   REQUEST,
   SUCCESS,
   FAILURE,
+  SEND_ORDER,
 } from './constants';
 
 import {
   usersLoadingSelector,
   usersLoadedSelector,
   reviewsLoadingSelector,
   reviewsLoadedSelector,
+  orderDataSelector,
 } from './selectors';
 
 export const increment = (id) => ({ type: INCREMENT, id });
@@ -77,3 +79,20 @@ export const loadUsers = () => async (dispatch, getState) => {
 
   dispatch(_loadUsers());
 };
+
+export const sendOrder = () => async (dispatch, getState) => {
+  const state = getState();
+  const orderData = orderDataSelector(state);
+
+  try {
+    await dispatch({
+      type: SEND_ORDER,
+      CallAPI: '/api/order',
+      method: 'POST',
+      body: orderData,
+    });
+    dispatch(push('/success'));
+  } catch {
+    dispatch(push('/error'));
+  }
+};

src/redux/constants.js

@@ -9,6 +9,7 @@ export const LOAD_RESTAURANTS = 'LOAD_RESTAURANTS';
 export const LOAD_PRODUCTS = 'LOAD_PRODUCTS';
 export const LOAD_REVIEWS = 'LOAD_REVIEWS';
 export const LOAD_USERS = 'LOAD_USERS';
+export const SEND_ORDER = 'SEND_ORDER';
 
 export const REQUEST = '_REQUEST';
 export const SUCCESS = '_SUCCESS';

src/redux/middleware/api.js

@@ -1,16 +1,23 @@
 import { FAILURE, REQUEST, SUCCESS } from '../constants';
 
+const DEFAULT_METHOD = 'GET';
+
 export default (store) => (next) => async (action) => {
   if (!action.CallAPI) return next(action);
 
-  const { CallAPI, type, ...rest } = action;
+  const { CallAPI, type, method, body, ...rest } = action;
 
   next({ ...rest, type: type + REQUEST });
-
   try {
-    const data = await fetch(CallAPI).then((res) => res.json());
+    const response = await fetch(CallAPI, {
+      method: method || DEFAULT_METHOD,
+      body: JSON.stringify(body) || null,
+      headers: { 'Content-Type': 'application/json' },
+    });
+    const data = await response.json();
+    if (!response.ok) throw data;
     next({ ...rest, type: type + SUCCESS, data });
   } catch (error) {
-    next({ ...rest, type: type + FAILURE, error });
+    throw next({ ...rest, type: type + FAILURE, error });
   }
 };

src/redux/reducer/order.js

@@ -1,16 +1,54 @@
-import { DECREMENT, INCREMENT, REMOVE } from '../constants';
+import produce from 'immer';
+
+import {
+  DECREMENT,
+  INCREMENT,
+  REMOVE,
+  SEND_ORDER,
+  REQUEST,
+  SUCCESS,
+  FAILURE,
+} from '../constants';
+
+const initialState = {
+  entities: {},
+  loading: false,
+  loaded: false,
+  error: null,
+};
+
+export default produce((draft = initialState, action) => {
+  const { type, id, error } = action;
 
-// { [productId]: amount }
-export default function (state = {}, action) {
-  const { type, id } = action;
   switch (type) {
     case INCREMENT:
-      return { ...state, [id]: (state[id] || 0) + 1 };
+      draft.entities[id] = (draft.entities[id] || 0) + 1;
+      break;
+
     case DECREMENT:
-      return { ...state, [id]: state[id] > 0 ? (state[id] || 0) - 1 : 0 };
+      draft.entities[id] =
+        draft.entities[id] > 0 ? (draft.entities[id] || 0) - 1 : 0;
+      break;
+
     case REMOVE:
-      return { ...state, [id]: 0 };
+      draft.entities[id] = 0;
+      break;
+
+    case SEND_ORDER + REQUEST: {
+      draft.loading = true;
+      break;
+    }
+    case SEND_ORDER + SUCCESS: {
+      draft.loading = false;
+      draft.entities = {};
+      break;
+    }
+    case SEND_ORDER + FAILURE: {
+      draft.loading = false;
+      draft.error = error;
+      break;
+    }
     default:
-      return state;
+      return draft;
   }
-}
+});

src/redux/selectors.js

@@ -2,7 +2,7 @@ import { createSelector } from 'reselect';
 
 const restaurantsSelector = (state) => state.restaurants.entities;
 const productsSelector = (state) => state.products.entities;
-const orderSelector = (state) => state.order;
+const orderSelector = (state) => state.order.entities;
 const reviewsSelector = (state) => state.reviews.entities;
 const usersSelector = (state) => state.users.entities;
 
@@ -34,6 +34,8 @@ export const productSelector = (state, { id }) => productsSelector(state)[id];
 export const reviewSelector = (state, { id }) => reviewsSelector(state)[id];
 export const amountSelector = (state, { id }) => orderSelector(state)[id] || 0;
 
+export const orderSendingLoadingSelector = (state) => state.order.loading;
+
 const restaurantsIdsByProductsSelector = createSelector(
   restaurantsListSelector,
   (restaurants) =>
@@ -86,3 +88,7 @@ export const averageRatingSelector = createSelector(
     );
   }
 );
+
+export const orderDataSelector = createSelector(orderSelector, (order) =>
+  Object.entries(order).map(([id, amount]) => ({ id, amount }))
+);