Al_Milligan
Al_Milligan

Reputation: 119

How to map data into cards react.js

I'm trying to build a simple shop in react.js. My next step would be mapping the products which I store in data.js file into separate cards and then a product list. I am using external libraries for Card.

This is data.js (example):

 export const data = [
    {
      id: 1,
      title: "example title",
      content: "example content",
      image: "https://i.imgur.com/example.jpg"
    },
    {
      id: 2,
      title: "example title",
      content: "example content",
      image: "https://i.imgur.com/example.jpg"
    },
    {
      id: 3,
      title: "example title",
      content: "example content",
      image: "https://i.imgur.com/example.jpg"
    },
    ]

That would be a component rendering a single product card:

import React from 'react';
import { Button } from 'react-bootstrap'
import { Card } from '@material-ui/core';
import Col from 'react-bootstrap/Col';
import { data } from '../../../data'


const Product = () => (


  <Col xs={12} md={6} lg={4} key={data.id}>
    <Card style={{ width: '18rem' }}>
      <Card.Header></Card.Header>
      <Card.Img variant="top" src={data.image} />
      <Card.Body>
        <Card.Title>{data.title}</Card.Title>
        <Card.Text>
          {data.content}
        </Card.Text>
        <Button variant="primary">Add to cart</Button>
        <Button>Add to favs</Button>
      </Card.Body>
    </Card>
  </Col>
)

export default Product;

and finally, the component rendring many products:

import React from 'react';

import Row from 'react-bootstrap/Row';
import {data} from '../../../data'

import Product  from '../Product/Product';

import styles from './Shop.module.scss';

const Shop = () => {

  return (
   
      <div className='row-wrapper'>
        <Row>
           {data.map(product => (
            <Product key={product.id} {...product} />
          ))}  
        </Row>
      </div>
    ) 
  
};

export default Shop;

This does not work, I receive errors in the console. What am I missing?

edit: the error I get:

Warning: React.createElement: type is invalid -- expected a string (for built-in components) or a class/function (for composite components) but got: undefined. You likely forgot to export your component from the file it's defined in, or you might have mixed up default and named imports.

stacktrace:

Blockquote Check your code at Product.js:13. in Product (at Shop.js:17) in div (created by Row) in Row (at Shop.js:15) in div (at Shop.js:14) in Shop (created by Context.Consumer) in Route (at Header.js:24) in Switch (at Header.js:22) in div (at Header.js:13) in Header (at MainLayout.js:15) in div (at MainLayout.js:13) in MainLayout (at App.js:12) in Router (created by BrowserRouter) in BrowserRouter (at App.js:11) in App (at src/index.js:6)

Upvotes: 0

Views: 17509

Answers (1)

Zolfekar Askarieh
Zolfekar Askarieh

Reputation: 201

You can pass the product details from the shop component to the Product Component through the props, the following code should works:

Product Component

import React from 'react';
import { Button } from 'react-bootstrap'
import { Card } from '@material-ui/core';
import Col from 'react-bootstrap/Col';


const Product = ({product}) => (


  <Col xs={12} md={6} lg={4} key={product.id}>
    <Card style={{ width: '18rem' }}>
      <Card.Header></Card.Header>
      <Card.Img variant="top" src={product.image} />
      <Card.Body>
        <Card.Title>{product.title}</Card.Title>
        <Card.Text>
          {product.content}
        </Card.Text>
        <Button variant="primary">Add to cart</Button>
        <Button>Add to favs</Button>
      </Card.Body>
    </Card>
  </Col>
)

export default Product;

Shop Component

import React from 'react';

import Row from 'react-bootstrap/Row';
import {data} from '../../../data'

import Product  from '../Product/Product';

import styles from './Shop.module.scss';

const Shop = () => {

  return (
   
      <div className='row-wrapper'>
        <Row>
           {data.map(product => (
            <Product key={product.id} product={product} />
          ))}  
        </Row>
      </div>
    ) 
  
};

export default Shop;

Upvotes: 4

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