webapp/src/components/_shared/SolidSwiper/EditorSwiper.tsx
2024-07-13 15:25:56 +03:00

330 lines
12 KiB
TypeScript

import { UploadFile, createFileUploader } from '@solid-primitives/upload'
import { clsx } from 'clsx'
import { For, Show, createEffect, createSignal, lazy, on, onMount } from 'solid-js'
import SwiperCore from 'swiper'
import { Manipulation, Navigation, Pagination } from 'swiper/modules'
import { useLocalize } from '~/context/localize'
import { useSnackbar } from '~/context/ui'
import { composeMediaItems } from '~/lib/composeMediaItems'
import { getImageUrl } from '~/lib/getThumbUrl'
import { handleImageUpload } from '~/lib/handleImageUpload'
import { validateUploads } from '~/lib/validateUploads'
import { DropArea } from '../DropArea'
import { Icon } from '../Icon'
import { Image } from '../Image'
import { Loading } from '../Loading'
import { Popover } from '../Popover'
import { SwiperRef } from './swiper'
import { useSession } from '~/context/session'
import { MediaItem } from '~/types/mediaitem'
import { UploadedFile } from '~/types/upload'
import styles from './Swiper.module.scss'
const SimplifiedEditor = lazy(() => import('../../Editor/SimplifiedEditor'))
type Props = {
images: MediaItem[]
onImagesAdd?: (value: MediaItem[]) => void
onImagesSorted?: (value: MediaItem[]) => void
onImageDelete?: (mediaItemIndex: number) => void
onImageChange?: (index: number, value: MediaItem) => void
}
export const EditorSwiper = (props: Props) => {
const { t } = useLocalize()
const [loading, setLoading] = createSignal(false)
const [slideIndex, setSlideIndex] = createSignal(0)
const [slideBody, setSlideBody] = createSignal<string>()
const { session } = useSession()
let mainSwipeRef: SwiperRef | null
let thumbSwipeRef: SwiperRef | null
const { showSnackbar } = useSnackbar()
const handleSlideDescriptionChange = (index: number, field: string, value: string | undefined) => {
if (props.onImageChange) {
props.onImageChange(index, { ...props.images[index], [field]: value })
}
}
const swipeToUploaded = () => {
setTimeout(() => {
mainSwipeRef?.swiper.slideTo(props.images.length - 1)
}, 0)
}
const handleSlideChange = () => {
thumbSwipeRef?.swiper.slideTo(mainSwipeRef?.swiper.activeIndex || 0)
setSlideIndex(mainSwipeRef?.swiper.activeIndex || 0)
}
createEffect(
on(
() => props.images.length,
(_) => {
mainSwipeRef?.swiper.update()
thumbSwipeRef?.swiper.update()
},
{ defer: true }
)
)
const handleDropAreaUpload = (value: UploadedFile[]) => {
props.onImagesAdd?.(composeMediaItems(value))
swipeToUploaded()
}
const handleDelete = (index: number) => {
props.onImageDelete?.(index)
if (index === 0) {
mainSwipeRef?.swiper.update()
} else {
mainSwipeRef?.swiper.slideTo(index - 1)
}
}
const { selectFiles } = createFileUploader({
multiple: true,
accept: 'image/*'
})
const initUpload = async (selectedFiles: UploadFile[]) => {
const isValid = validateUploads('image', selectedFiles)
if (!isValid) {
await showSnackbar({ type: 'error', body: t('Invalid file type') })
setLoading(false)
return
}
try {
setLoading(true)
const results: UploadedFile[] = []
for (const file of selectedFiles) {
const result = await handleImageUpload(file, session()?.access_token || '')
results.push(result)
}
props.onImagesAdd?.(composeMediaItems(results))
setLoading(false)
swipeToUploaded()
} catch (error) {
console.error('[runUpload]', error)
showSnackbar({ type: 'error', body: t('Error') })
setLoading(false)
}
}
const handleUploadThumb = async () => {
selectFiles((selectedFiles) => {
initUpload(selectedFiles)
})
}
const handleChangeIndex = (direction: 'left' | 'right', index: number) => {
const images = [...props.images]
if (images?.length > 0) {
if (direction === 'left' && index > 0) {
const copy = images.splice(index, 1)[0]
images.splice(index - 1, 0, copy)
} else if (direction === 'right' && index < images.length - 1) {
const copy = images.splice(index, 1)[0]
images.splice(index + 1, 0, copy)
}
props.onImagesSorted?.(images)
setTimeout(() => {
mainSwipeRef?.swiper.slideTo(direction === 'left' ? index - 1 : index + 1)
}, 0)
}
}
const handleSaveBeforeSlideChange = () => {
handleSlideDescriptionChange(slideIndex(), 'body', slideBody())
}
onMount(async () => {
const { register } = await import('swiper/element/bundle')
register()
SwiperCore.use([Pagination, Navigation, Manipulation])
})
return (
<div class={clsx(styles.Swiper, styles.editorMode)}>
<div class={styles.container}>
<Show when={props.images.length === 0}>
<DropArea
fileType="image"
isMultiply={true}
placeholder={t('Add images')}
onUpload={handleDropAreaUpload}
description={
<div>
{t('You can upload up to 100 images in .jpg, .png format.')}
<br />
{t('Each image must be no larger than 5 MB.')}
</div>
}
/>
</Show>
<Show when={props.images.length > 0}>
<div class={styles.holder}>
<swiper-container
ref={(el) => (mainSwipeRef = el)}
slides-per-view={1}
thumbs-swiper={'.thumbSwiper'}
observer={true}
onSlideChange={handleSlideChange}
onBeforeSlideChangeStart={handleSaveBeforeSlideChange}
space-between={20}
>
<For each={props.images}>
{(slide, index) => (
// eslint-disable-next-line @typescript-eslint/ban-ts-comment
// @ts-ignore
<swiper-slide lazy="true" virtual-index={index()}>
<div class={styles.image}>
<Image src={slide.url} alt={slide.title} width={800} />
<Popover content={t('Delete')}>
{(triggerRef: (el: HTMLElement) => void) => (
<div ref={triggerRef} onClick={() => handleDelete(index())} class={styles.action}>
<Icon class={styles.icon} name="delete-white" />
</div>
)}
</Popover>
</div>
</swiper-slide>
)}
</For>
</swiper-container>
<div
class={clsx(styles.navigation, styles.prev, {
[styles.disabled]: slideIndex() === 0
})}
onClick={() => mainSwipeRef?.swiper.slidePrev()}
>
<Icon name="swiper-l-arr" class={styles.icon} />
</div>
<div
class={clsx(styles.navigation, styles.next, {
[styles.disabled]: slideIndex() + 1 === props.images.length
})}
onClick={() => mainSwipeRef?.swiper.slideNext()}
>
<Icon name="swiper-r-arr" class={styles.icon} />
</div>
<div class={styles.counter}>
{slideIndex() + 1} / {props.images.length}
</div>
</div>
<div class={clsx(styles.holder, styles.thumbsHolder)}>
<div class={styles.thumbs}>
<swiper-container
class={'thumbSwiper'}
ref={(el) => (thumbSwipeRef = el)}
slides-per-view={'auto'}
space-between={20}
auto-scroll-offset={1}
watch-overflow={true}
watch-slides-visibility={true}
direction={'horizontal'}
slides-offset-after={160}
slides-offset-before={30}
>
<For each={props.images}>
{(slide, index) => (
// eslint-disable-next-line @typescript-eslint/ban-ts-comment
// @ts-ignore
<swiper-slide virtual-index={index()} style={{ width: 'auto', height: 'auto' }}>
<div
class={clsx(styles.imageThumb)}
style={{
'background-image': `url(${getImageUrl(slide.url, { width: 110, height: 75 })})`
}}
>
<div class={styles.thumbAction}>
<div class={clsx(styles.action)} onClick={() => handleDelete(index())}>
<Icon class={styles.icon} name="delete-white" />
</div>
<div
class={clsx(styles.action, {
[styles.hidden]: index() === 0
})}
onClick={() => handleChangeIndex('left', index())}
>
<Icon
class={styles.icon}
name="arrow-right-white"
style={{ transform: 'rotate(-180deg)' }}
/>
</div>
<div
class={clsx(styles.action, {
[styles.hidden]: index() === props.images.length - 1
})}
onClick={() => handleChangeIndex('right', index())}
>
<Icon class={styles.icon} name="arrow-right-white" />
</div>
</div>
</div>
</swiper-slide>
)}
</For>
<div class={styles.upload}>
<div class={styles.inner} onClick={handleUploadThumb}>
<Show when={!loading()} fallback={<Loading size="small" />}>
<Icon name="swiper-plus" />
</Show>
</div>
</div>
</swiper-container>
<div
class={clsx(styles.navigation, styles.thumbsNav, styles.prev, {
[styles.disabled]: slideIndex() === 0
})}
onClick={() => thumbSwipeRef?.swiper.slidePrev()}
>
<Icon name="swiper-l-arr" class={styles.icon} />
</div>
<div
class={clsx(styles.navigation, styles.thumbsNav, styles.next, {
[styles.disabled]: slideIndex() + 1 === props.images.length
})}
onClick={() => thumbSwipeRef?.swiper.slideNext()}
>
<Icon name="swiper-r-arr" class={styles.icon} />
</div>
</div>
</div>
</Show>
</div>
<Show when={props.images.length > 0}>
<div class={styles.description}>
<input
type="text"
class={clsx(styles.input, styles.title)}
placeholder={t('Enter image title')}
value={props.images[slideIndex()]?.title}
onChange={(event) => handleSlideDescriptionChange(slideIndex(), 'title', event.target.value)}
/>
<input
type="text"
class={styles.input}
placeholder={t('Specify the source and the name of the author')}
value={props.images[slideIndex()]?.source}
onChange={(event) => handleSlideDescriptionChange(slideIndex(), 'source', event.target.value)}
/>
<SimplifiedEditor
initialContent={props.images[slideIndex()]?.body}
smallHeight={true}
placeholder={t('Enter image description')}
onChange={(value) => setSlideBody(value)}
/>
</div>
</Show>
</div>
)
}