react/scripts/bench/benchmarks/hacker-news/benchmark.js

229 lines
4.8 KiB
JavaScript

(function() {
'use strict';
const e = React.createElement;
function timeAge(time) {
const now = new Date().getTime() / 1000;
const minutes = (now - time) / 60;
if (minutes < 60) {
return Math.round(minutes) + ' minutes ago';
}
return Math.round(minutes / 60) + ' hours ago';
}
function getHostUrl(url) {
return (url + '')
.replace('https://', '')
.replace('http://', '')
.split('/')[0]
}
function HeaderBar() {
return e('tr', {
style: {
backgroundColor: '#222',
},
}, e('table', {
style: {
padding: 4,
},
width: '100%',
cellSpacing: 0,
cellPadding: 0,
}, e('tbody', null,
e('tr', null,
e('td', {
style: {
width: 18,
paddingRight: 4,
},
},
e('a', {
href: '#',
},
e('img', {
src: 'logo.png',
width: 16,
height: 16,
style: {
border: '1px solid #00d8ff',
},
})
)
),
e('td', {
style: {
lineHeight: '12pt',
},
height: 10,
},
e('span', {
className: 'pagetop',
},
e('b', { className: 'hnname' }, 'React HN Benchmark'),
e('a', { href: '#' }, 'new'),
' | ',
e('a', { href: '#' }, 'comments'),
' | ',
e('a', { href: '#' }, 'show'),
' | ',
e('a', { href: '#' }, 'ask'),
' | ',
e('a', { href: '#' }, 'jobs'),
' | ',
e('a', { href: '#' }, 'submit')
)
)
)
)
));
}
function Story({ story, rank }) {
return [
e('tr', {
className: 'athing',
},
e('td', {
style: {
verticalAlign: 'top',
textAlign: 'right',
},
className: 'title',
},
e('span', {
className: 'rank',
}, `${rank}.`)
),
e('td', {
className: 'votelinks',
style: {
verticalAlign: 'top',
},
},
e('center', null,
e('a', {
href: '#',
},
e('div', {
className: 'votearrow',
title: 'upvote',
})
)
)
),
e('td', {
className: 'title',
},
e('a', {
href: '#',
className: 'storylink',
},
story.title
),
story.url ? (
e('span', {
className: 'sitebit comhead',
},
' (',
e('a', {
href: '#',
},
getHostUrl(story.url)
),
')'
)
) : null
)
),
e('tr', null,
e('td', {
colSpan: 2,
}),
e('td', {
className: 'subtext',
},
e('span', {
className: 'score',
}, `${story.score} points`),
' by ',
e('a', {
href: '#',
className: 'hnuser',
}, story.by),
' ',
e('span', {
className: 'age',
},
e('a', {
href: '#',
}, timeAge(story.time))
),
' | ',
e('a', {
href: '#',
}, 'hide'),
' | ',
e('a', {
href: '#',
}, `${ story.descendants || 0 } comments`)
)
),
e('tr', {
style: {
height: 5,
},
className: 'spacer',
})
];
}
function StoryList({ stories }) {
return e('tr', null,
e('td', null,
e('table', {
cellPadding: 0,
cellSpacing: 0,
classList: 'itemlist',
},
e('tbody', null,
stories.map((story, i) =>
e(Story, { story, rank: ++i, key: story.id })
)
)
)
)
);
}
function App({ stories }) {
return e('center', null,
e('table', {
id: 'hnmain',
border: 0,
cellPadding: 0,
cellSpacing: 0,
width: '85%',
style: {
'background-color': '#f6f6ef',
},
}, e('tbody', null,
e(HeaderBar, null),
e('tr', { height: 10 }),
e(StoryList, {
stories,
})
))
);
}
const app = document.getElementById('app');
window.render = function render() {
ReactDOM.render(React.createElement(App, {
stories: window.stories
}), app);
}
})();