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feat(InfiniteHits): add an infinite hits widgets with load more (#1483)
fixes #1344
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/* eslint react/prop-types: 0 */ | ||
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import React from 'react'; | ||
import {createConnector} from 'react-instantsearch'; | ||
import { | ||
InstantSearch, | ||
HierarchicalMenu, | ||
RefinementList, | ||
SortBy, | ||
Stats, | ||
ClearAll, | ||
RangeRatings, | ||
RangeInput, | ||
} from 'react-instantsearch/dom'; | ||
import { | ||
connectSearchBox, | ||
connectRefinementList, | ||
connectInfiniteHits, | ||
connectMultiRange, | ||
} from 'react-instantsearch/connectors'; | ||
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export default function App() { | ||
return ( | ||
<InstantSearch | ||
className="container-fluid" | ||
appId="latency" | ||
apiKey="6be0576ff61c053d5f9a3225e2a90f76" | ||
indexName="ikea" | ||
> | ||
<div> | ||
<Header /> | ||
<div className="content-wrapper"> | ||
<Facets /> | ||
<CustomResults /> | ||
</div> | ||
</div> | ||
</InstantSearch> | ||
); | ||
} | ||
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const Header = () => | ||
<header className="content-wrapper"> | ||
<a href="https://community.algolia.com/instantsearch.js/" className="is-logo"><img | ||
src="https://res.cloudinary.com/hilnmyskv/image/upload/w_100,h_100,dpr_2.0//v1461180087/logo-instantsearchjs-avatar.png" | ||
width={40}/></a> | ||
<a href="./" className="logo">amazing</a> | ||
<ConnectedSearchBox/> | ||
</header>; | ||
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const Facets = () => | ||
<aside> | ||
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<ClearAll | ||
translations={{ | ||
reset: 'Clear all filters', | ||
}} | ||
/> | ||
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<SideBarSection | ||
title="Show results for" | ||
items={[ | ||
<HierarchicalMenu | ||
id="categories" | ||
key="categories" | ||
attributes={[ | ||
'category', | ||
'sub_category', | ||
'sub_sub_category', | ||
]} | ||
/>, | ||
]} | ||
/> | ||
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<SideBarSection | ||
title="Refine by" | ||
items={[ | ||
<RefinementListWithTitle | ||
title="Materials" | ||
key="Materials" | ||
item={<RefinementList attributeName="materials" operator="or" limitMin={10}/>} | ||
/>, | ||
<RefinementListWithTitle | ||
title="Color" | ||
key="Color" | ||
item={<ConnectedColorRefinementList attributeName="colors" operator="or"/>} | ||
/>, | ||
<RefinementListWithTitle | ||
title="Rating" | ||
key="rating" | ||
item={<RangeRatings attributeName="rating" max={5}/>} | ||
/>, | ||
<RefinementListWithTitle | ||
title="Price" | ||
key="Price" | ||
item={ <CustomPriceRanges | ||
attributeName="price" | ||
id="price_ranges" | ||
items={[ | ||
{end: 10}, | ||
{start: 10, end: 20}, | ||
{start: 20, end: 50}, | ||
{start: 50, end: 100}, | ||
{start: 100, end: 300}, | ||
{start: 300, end: 500}, | ||
{start: 500}, | ||
]} | ||
/>} | ||
/>, | ||
<RangeInput key="price_input" attributeName="price" id="price_input"/>, | ||
]} | ||
/> | ||
<div className="thank-you">Data courtesy of <a href="http://www.ikea.com/">ikea.com</a></div> | ||
</aside> | ||
; | ||
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const SideBarSection = ({title, items}) => | ||
<section className="facet-wrapper"> | ||
<div className="facet-category-title facet">{title}</div> | ||
{items.map(i => i)} | ||
</section>; | ||
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const RefinementListWithTitle = ({title, item}) => | ||
<div> | ||
<div className="facet-title">{title}</div> | ||
{item} | ||
</div>; | ||
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const CustomCheckbox = ({query, refine}) => | ||
<div className="input-group"> | ||
<input type="text" | ||
value={query} | ||
onChange={e => refine(e.target.value)} | ||
className="form-control" | ||
id="q"/> | ||
<span className="input-group-btn"> | ||
<button className="btn btn-default"><i className="fa fa-search"></i></button> | ||
</span> | ||
</div> | ||
; | ||
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const ColorItem = ({item, createURL, refine}) => { | ||
const active = item.isRefined ? 'checked' : ''; | ||
return ( | ||
<a | ||
className={`${active} facet-color`} | ||
href={createURL(item.value)} | ||
onClick={e => { | ||
e.preventDefault(); | ||
refine(item.value); | ||
}} | ||
data-facet-value={item.label} | ||
> | ||
</a> | ||
); | ||
}; | ||
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const CustomColorRefinementList = ({items, refine, createURL}) => | ||
<div> | ||
{items.map(item => | ||
<ColorItem | ||
key={item.label} | ||
item={item} | ||
refine={refine} | ||
createURL={createURL} | ||
/> | ||
)} | ||
</div> | ||
; | ||
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function CustomHits({hits, refine, hasMore}) { | ||
const loadMoreButton = hasMore ? | ||
<button onClick={refine} className="btn btn-primary btn-block">Load more</button> : | ||
<button disabled className="btn btn-primary btn-block">Load more</button>; | ||
return ( | ||
<main id="hits"> | ||
{hits.map((hit, idx) => | ||
<Hit item={hit} key={idx}/> | ||
)} | ||
{loadMoreButton} | ||
</main> | ||
); | ||
} | ||
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const Hit = ({item}) => { | ||
const icons = []; | ||
for (let i = 0; i < 5; i++) { | ||
const suffix = i >= item.rating ? '_empty' : ''; | ||
icons.push(<label key={i} label className={`ais-RangeRatings__ratingIcon${suffix}`}></label>); | ||
} | ||
return ( | ||
<article className="hit"> | ||
<div className="product-picture-wrapper"> | ||
<div className="product-picture"><img src={`${item.image}`}/></div> | ||
</div> | ||
<div className="product-desc-wrapper"> | ||
<div className="product-name" dangerouslySetInnerHTML={{__html: item._highlightResult.name.value}}/> | ||
<div className="product-type" dangerouslySetInnerHTML={{__html: item._highlightResult.type.value}}/> | ||
<div className="ais-RangeRatings__ratingLink"> | ||
{icons} | ||
<div className="product-price">${item.price}</div> | ||
</div> | ||
</div> | ||
</article>); | ||
}; | ||
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const CustomResults = createConnector({ | ||
displayName: 'CustomResults', | ||
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getProps(props, state, search) { | ||
const noResults = search.results ? search.results.nbHits === 0 : false; | ||
return {query: state.q, noResults}; | ||
}, | ||
})(({noResults, query}) => { | ||
if (noResults) { | ||
return ( | ||
<div className="results-wrapper"> | ||
<div className="no-results"> | ||
No results found matching <span className="query">{query}</span> | ||
</div> | ||
</div> | ||
); | ||
} else { | ||
return ( | ||
<div className="results-wrapper"> | ||
<section id="results-topbar"> | ||
<div className="sort-by"> | ||
<label>Sort by</label> | ||
<SortBy | ||
items={[ | ||
{value: 'ikea', label: 'Featured'}, | ||
{value: 'ikea_price_asc', label: 'Price asc.'}, | ||
{value: 'ikea_price_desc', label: 'Price desc.'}, | ||
]} | ||
defaultRefinement="ikea" | ||
/> | ||
</div> | ||
<Stats /> | ||
</section> | ||
<ConnectedHits hitsPerPage={16}/> | ||
</div> | ||
); | ||
} | ||
}); | ||
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const CustomPriceRanges = connectMultiRange(React.createClass({ | ||
checkIfNeedReset(value) { | ||
const selectedItem = this.props.selectedItem === value ? '' : value; | ||
this.props.refine(selectedItem); | ||
}, | ||
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filteredItems(items) { | ||
let filteredItems = items; | ||
if (!(this.props.selectedItem === '')) { | ||
filteredItems = items.filter(i => this.props.selectedItem === i.value); | ||
} | ||
return filteredItems; | ||
}, | ||
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render() { | ||
const {items, refine} = this.props; | ||
const ranges = this.filteredItems(items).map(item => { | ||
const min = parseFloat(item.value.split(':')[0]); | ||
const max = parseFloat(item.value.split(':')[1]); | ||
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let label; | ||
if (Number.isNaN(min)) { | ||
label = `≤$${max}`; | ||
} else if (Number.isNaN(max)) { | ||
label = `≥$${min}`; | ||
} else { | ||
label = `$${min} - $${max}`; | ||
} | ||
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return <PriceRange label={label} key={item.value} value={item.value} | ||
refine={refine} onClick={this.checkIfNeedReset}/>; | ||
}); | ||
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return ( | ||
<ul className="ais-price-ranges--list"> | ||
{ranges} | ||
</ul> | ||
); | ||
}, | ||
})); | ||
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const PriceRange = ({label, value, onClick}) => | ||
<li className="ais-price-ranges--item"> | ||
<a | ||
key={value} | ||
onClick={onClick.bind(null, value)} | ||
className="ais-price-ranges--link" | ||
> | ||
{label} | ||
</a> | ||
</li>; | ||
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const ConnectedSearchBox = connectSearchBox(CustomCheckbox); | ||
const ConnectedColorRefinementList = connectRefinementList(CustomColorRefinementList); | ||
const ConnectedHits = connectInfiniteHits(CustomHits); |
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--- | ||
title: E-commerce with infinite hits | ||
layout: example.pug | ||
name: e-commerce-infinite | ||
category: examples | ||
source: https://github.com/algolia/instantsearch.js/tree/v2/docgen/src/examples/e-commerce-infinite | ||
navWeight: 1 | ||
stylesheets: | ||
- https://cdn.jsdelivr.net/bootstrap/3.3.5/css/bootstrap.min.css | ||
- https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css | ||
--- | ||
<div id="app"></div> |
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import React from 'react'; | ||
import ReactDOM from 'react-dom'; | ||
import {AppContainer} from 'react-hot-loader'; | ||
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import App from './App.js'; | ||
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ReactDOM.render(<AppContainer><App/></AppContainer>, document.querySelector('#app')); | ||
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// Hot Module Replacement API | ||
// this and AppContainer are react-hot-loader 3 API needs | ||
// https://github.com/gaearon/react-hot-loader/blob/123d940ff34c3178549fec9d57b9378ff48b4841/docs/README.md | ||
if (module.hot) { | ||
module.hot.accept('./App.js', () => { | ||
const NextApp = require('./App.js').default; | ||
ReactDOM.render( | ||
<AppContainer> | ||
<NextApp/> | ||
</AppContainer> | ||
, | ||
document.querySelector('#app') | ||
); | ||
}); | ||
} |
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