webapp/src/components/Views/LayoutView.tsx
2022-11-13 09:44:30 +03:00

141 lines
4.5 KiB
TypeScript

import { For, Show, createMemo, onMount, createSignal } from 'solid-js'
import type { Shout } from '../../graphql/types.gen'
import { Row3 } from '../Feed/Row3'
import { Row2 } from '../Feed/Row2'
import { Beside } from '../Feed/Beside'
import styles from '../../styles/Topic.module.scss'
import { t } from '../../utils/intl'
import { useRouter } from '../../stores/router'
import { useArticlesStore } from '../../stores/zine/articles'
import { restoreScrollPosition, saveScrollPosition } from '../../utils/scroll'
import { splitToPages } from '../../utils/splitToPages'
import { clsx } from 'clsx'
import Slider from '../Feed/Slider'
import { Row1 } from '../Feed/Row1'
import { loadLayoutShouts } from '../../stores/zine/layouts'
type LayoutPageSearchParams = {
layout: 'audio' | 'video' | 'image' | 'literature'
}
interface LayoutProps {
layout: string
shouts: Shout[]
}
export const PRERENDERED_ARTICLES_COUNT = 21
const LOAD_MORE_PAGE_SIZE = 9 // Row3 + Row3 + Row3
export const LayoutView = (props: LayoutProps) => {
const { searchParams, changeSearchParam } = useRouter<LayoutPageSearchParams>()
const [isLoadMoreButtonVisible, setIsLoadMoreButtonVisible] = createSignal(false)
const { sortedArticles } = useArticlesStore({ sortedArticles: props.shouts })
const layout = createMemo(() => props.layout)
const loadMoreLayout = async (kind: string) => {
saveScrollPosition()
const { hasMore } = await loadLayoutShouts({
layout: kind,
amount: LOAD_MORE_PAGE_SIZE,
offset: sortedArticles().length
})
setIsLoadMoreButtonVisible(hasMore)
restoreScrollPosition()
}
onMount(async () => {
if (sortedArticles().length === PRERENDERED_ARTICLES_COUNT) {
loadMoreLayout(searchParams().layout)
}
})
const title = createMemo(() => {
const l = searchParams().layout
if (l === 'audio') return t('Audio')
if (l === 'video') return t('Video')
if (l === 'image') return t('Artworks')
return t('Literature')
})
const pages = createMemo<Shout[][]>(() =>
splitToPages(sortedArticles(), PRERENDERED_ARTICLES_COUNT, LOAD_MORE_PAGE_SIZE)
)
const ModeSwitcher = () => (
<div class="container">
<div class={clsx(styles.groupControls, 'row group__controls')}>
<div class="col-md-8">
<ul class="view-switcher">
<li classList={{ selected: searchParams().layout === 'audio' }}>
<a href="/expo/audio">{t('Audio')}</a>
</li>
<li classList={{ selected: searchParams().layout === 'video' }}>
<a href="/expo/video">{t('Video')}</a>
</li>
<li classList={{ selected: searchParams().layout === 'image' }}>
<a href="/expo/image">{t('Artworks')}</a>
</li>
<li classList={{ selected: searchParams().layout === 'literature' || !searchParams().layout }}>
<a href="/expo/literature">{t('Literature')}</a>
</li>
</ul>
</div>
<div class="col-md-4">
<div class="mode-switcher">
{`${t('Show')} `}
<span class="mode-switcher__control">{t('All posts')}</span>
</div>
</div>
</div>
</div>
)
return (
<div class={styles.topicPage}>
<Show when={layout()}>
<h1>{title()}</h1>
<ModeSwitcher />
<Row1 article={sortedArticles()[0]} />
<Row2 articles={sortedArticles().slice(1, 3)} />
<Slider title={title()} articles={sortedArticles().slice(5, 11)} />
<Beside
beside={sortedArticles()[12]}
title={t('Top viewed')}
values={sortedArticles().slice(0, 5)}
wrapper={'top-article'}
/>
<Show when={sortedArticles().length > 5}>
<Row3 articles={sortedArticles().slice(13, 16)} />
<Row2 articles={sortedArticles().slice(16, 18)} />
<Row3 articles={sortedArticles().slice(18, 21)} />
<Row3 articles={sortedArticles().slice(21, 24)} />
<Row3 articles={sortedArticles().slice(24, 27)} />
</Show>
<For each={pages()}>
{(page) => (
<>
<Row3 articles={page.slice(0, 3)} />
<Row3 articles={page.slice(3, 6)} />
<Row3 articles={page.slice(6, 9)} />
</>
)}
</For>
<Show when={isLoadMoreButtonVisible()}>
<p class="load-more-container">
<button class="button" onClick={() => loadMoreLayout(searchParams().layout)}>
{t('Load more')}
</button>
</p>
</Show>
</Show>
</div>
)
}