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import {empty, repeat, stitchArrays} from '../../util/sugar.js';
import {getCarouselLayoutForNumberOfItems} from '../../util/wiki-data.js';
export default {
extraDependencies: ['html'],
slots: {
images: {validate: v => v.arrayOf(v.isHTML)},
links: {validate: v => v.arrayOf(v.isHTML)},
lazy: {validate: v => v.oneOf(v.isWholeNumber, v.isBoolean)},
},
generate(slots, {html}) {
const stitched =
stitchArrays({
image: slots.images,
link: slots.links,
});
if (empty(stitched)) {
return;
}
const layout = getCarouselLayoutForNumberOfItems(stitched.length);
return html.tag('div',
{
class: 'carousel-container',
'data-carousel-rows': layout.rows,
'data-carousel-columns': layout.columns,
},
repeat(3, [
html.tag('div',
{class: 'carousel-grid', 'aria-hidden': 'true'},
stitched.map(({image, link}, index) =>
html.tag('div', {class: 'carousel-item'},
link.slots({
attributes: {tabindex: '-1'},
content:
image.slots({
thumb: 'small',
square: true,
lazy:
(typeof slots.lazy === 'number'
? index >= slots.lazy
: typeof slots.lazy === 'boolean'
? slots.lazy
: false),
}),
})))),
]));
},
};
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