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HomePage.js
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HomePage.js
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import React from 'react';
import { connect } from 'react-redux';
import { PropTypes } from 'prop-types';
import { actions } from '../actions/actions';
import { createItem, getItem } from './api';
import { exampleItems } from '../reducers/initialState';
const Item = ({ item, cart, addItemToShoppingCart, removeItemFromShoppingCart }) => {
const cartItem = cart.find(cartItem => cartItem.itemId === item.id);
return (
<div>
<p>{item.title}</p>
<p>{item.itemImg}</p>
<p>{item.price}</p>
<p>{cartItem ? cartItem.count : 0}</p>
<button onClick={() => addItemToShoppingCart(item)}>Add to Cart</button>
<button onClick={() => removeItemFromShoppingCart(item)}>Remove from Cart</button>
</div>
);
}
const CartItem = ({ cartItem, items, addItemToShoppingCart, removeItemFromShoppingCart }) => {
const item = items.find(item => item.id === cartItem.itemId);
return (
<div>
<p>{item.title}</p>
<p>{item.price}</p>
<p>{cartItem ? cartItem.count : 0}</p>
<button onClick={() => addItemToShoppingCart(item)}>Add to Cart</button>
<button onClick={() => removeItemFromShoppingCart(item)}>Remove from Cart</button>
</div>
);
}
const Cart = ({ items, cart, addItemToShoppingCart, removeItemFromShoppingCart }) => {
let sum = 0;
cart.forEach(cartItem => {
const item = items.find(item => item.id === cartItem.itemId);
sum += parseFloat(item.price) * cartItem.count;
})
const hasItems = cart.length > 0
const itemsInCart = hasItems ? (
cart.map(cartItem =>
<div key={cartItem.itemId}>
<CartItem
cartItem={cartItem}
items={items}
addItemToShoppingCart={addItemToShoppingCart}
removeItemFromShoppingCart={removeItemFromShoppingCart}
/>
</div>
)
) : (
<div>Please add some products to cart</div>
)
return (
<div>
<p>Shopping Cart</p>
<div>{itemsInCart}</div>
<div>{sum}</div>
</div>
);
}
class HomePageComponent extends React.Component {
constructor(props) {
super(props);
}
componentDidMount() {
getItem()
.then(response => this.props.itemsLoaded(response.data))
console.log(this.props);
}
render() {
const { items, addItemToShoppingCart, cart, removeItemFromShoppingCart, selectCategory, selectedCategory } = this.props
const filteredItems = items.filter(item => item.category === selectedCategory)
return (
<div>
<button onClick={() => exampleItems.forEach(item => createItem(item))}>Create Item</button>
<button onClick={() => selectCategory("food")}>Food</button>
<button onClick={() => selectCategory("fashion")}>Fashion</button>
{filteredItems.map(item =>
<div key={item.id}>
<Item item={item} cart={cart} addItemToShoppingCart={addItemToShoppingCart} removeItemFromShoppingCart={removeItemFromShoppingCart} />
</div>
)}
<Cart items={items} cart={cart} addItemToShoppingCart={addItemToShoppingCart} removeItemFromShoppingCart={removeItemFromShoppingCart} />
</div>
);
}
}
Item.propTypes = {
item: PropTypes.shape({
id: PropTypes.number,
title: PropTypes.title,
itemImg: PropTypes.string,
price: PropTypes.string
}),
cart: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
itemId: PropTypes.number,
count: PropTypes.number
})),
addItemToShoppingCart: PropTypes.func,
removeItemFromShoppingCart: PropTypes.func
}
CartItem.propTypes = {
cartItem: PropTypes.shape({
id: PropTypes.number,
title: PropTypes.title,
itemImg: PropTypes.string,
price: PropTypes.string
}),
items: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
title: PropTypes.title,
itemImg: PropTypes.string,
price: PropTypes.string
})),
addItemToShoppingCart: PropTypes.func,
removeItemFromShoppingCart: PropTypes.func
}
Cart.propTypes = {
items: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
title: PropTypes.title,
itemImg: PropTypes.string,
price: PropTypes.string
})),
cart: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
itemId: PropTypes.number,
count: PropTypes.number
})),
addItemToShoppingCart: PropTypes.func,
removeItemFromShoppingCart: PropTypes.func
}
HomePageComponent.propTypes = {
items: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
title: PropTypes.title,
itemImg: PropTypes.string,
price: PropTypes.string
})),
cart: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number,
itemId: PropTypes.number,
count: PropTypes.number
})),
selectedCategory: PropTypes.string,
addItemToShoppingCart: PropTypes.func,
removeItemFromShoppingCart: PropTypes.func,
selectCategory: PropTypes.func
}
const mapStateToProps = (state) => ({
items: state.items,
cart: state.shoppingCart.cart,
selectedCategory: state.categories.selectedCategory
});
const mapDispatchToProps = (dispatch) => {
return {
addItemToShoppingCart: id => dispatch(actions.addItemToShoppingCart(id)),
removeItemFromShoppingCart: id => dispatch(actions.removeItemFromShoppingCart(id)),
itemsLoaded: items => dispatch(actions.getItemsSuccess(items))
}
}
const HomePage = connect(
mapStateToProps,
mapDispatchToProps
)(HomePageComponent);
export default HomePage;