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import { memo, useMemo, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { FixedSizeList as List, areEqual } from 'react-window'
import type { ListChildComponentProps } from 'react-window'
import Checkbox from '../../checkbox'
import NotionIcon from '../../notion-icon'
import s from './index.module.css'
import cn from '@/utils/classnames'
import type { DataSourceNotionPage, DataSourceNotionPageMap } from '@/models/common'
type PageSelectorProps = {
value: Set<string>
disabledValue: Set<string>
searchValue: string
pagesMap: DataSourceNotionPageMap
list: DataSourceNotionPage[]
onSelect: (selectedPagesId: Set<string>) => void
canPreview?: boolean
previewPageId?: string
onPreview?: (selectedPageId: string) => void
}
type NotionPageTreeItem = {
children: Set<string>
descendants: Set<string>
depth: number
ancestors: string[]
} & DataSourceNotionPage
type NotionPageTreeMap = Record<string, NotionPageTreeItem>
type NotionPageItem = {
expand: boolean
depth: number
} & DataSourceNotionPage
const recursivePushInParentDescendants = (
pagesMap: DataSourceNotionPageMap,
listTreeMap: NotionPageTreeMap,
current: NotionPageTreeItem,
leafItem: NotionPageTreeItem,
) => {
const parentId = current.parent_id
const pageId = current.page_id
if (!parentId || !pageId)
return
if (parentId !== 'root' && pagesMap[parentId]) {
if (!listTreeMap[parentId]) {
const children = new Set([pageId])
const descendants = new Set([pageId, leafItem.page_id])
listTreeMap[parentId] = {
...pagesMap[parentId],
children,
descendants,
depth: 0,
ancestors: [],
}
}
else {
listTreeMap[parentId].children.add(pageId)
listTreeMap[parentId].descendants.add(pageId)
listTreeMap[parentId].descendants.add(leafItem.page_id)
}
leafItem.depth++
leafItem.ancestors.unshift(listTreeMap[parentId].page_name)
if (listTreeMap[parentId].parent_id !== 'root')
recursivePushInParentDescendants(pagesMap, listTreeMap, listTreeMap[parentId], leafItem)
}
}
const ItemComponent = ({ index, style, data }: ListChildComponentProps<{
dataList: NotionPageItem[]
handleToggle: (index: number) => void
checkedIds: Set<string>
disabledCheckedIds: Set<string>
handleCheck: (index: number) => void
canPreview?: boolean
handlePreview: (index: number) => void
listMapWithChildrenAndDescendants: NotionPageTreeMap
searchValue: string
previewPageId: string
pagesMap: DataSourceNotionPageMap
}>) => {
const { t } = useTranslation()
const { dataList, handleToggle, checkedIds, disabledCheckedIds, handleCheck, canPreview, handlePreview, listMapWithChildrenAndDescendants, searchValue, previewPageId, pagesMap } = data
const current = dataList[index]
const currentWithChildrenAndDescendants = listMapWithChildrenAndDescendants[current.page_id]
const hasChild = currentWithChildrenAndDescendants.descendants.size > 0
const ancestors = currentWithChildrenAndDescendants.ancestors
const breadCrumbs = ancestors.length ? [...ancestors, current.page_name] : [current.page_name]
const disabled = disabledCheckedIds.has(current.page_id)
const renderArrow = () => {
if (hasChild) {
return (
<div
className={cn(s.arrow, current.expand && s['arrow-expand'], 'shrink-0 mr-1 w-5 h-5 hover:bg-gray-200 rounded-md')}
style={{ marginLeft: current.depth * 8 }}
onClick={() => handleToggle(index)}
/>
)
}
if (current.parent_id === 'root' || !pagesMap[current.parent_id]) {
return (
<div></div>
)
}
return (
<div className='shrink-0 mr-1 w-5 h-5' style={{ marginLeft: current.depth * 8 }} />
)
}
return (
<div
className={cn('group flex items-center pl-2 pr-[2px] rounded-md border border-transparent hover:bg-gray-100 cursor-pointer', previewPageId === current.page_id && s['preview-item'])}
style={{ ...style, top: style.top as number + 8, left: 8, right: 8, width: 'calc(100% - 16px)' }}
>
<Checkbox
className={cn(
'shrink-0 mr-2 group-hover:border-primary-600 group-hover:border-[2px]',
disabled && 'group-hover:border-transparent',
)}
checked={checkedIds.has(current.page_id)}
disabled={disabled}
onCheck={() => {
if (disabled)
return
handleCheck(index)
}}
/>
{!searchValue && renderArrow()}
<NotionIcon
className='shrink-0 mr-1'
type='page'
src={current.page_icon}
/>
<div
className='grow text-sm font-medium text-gray-700 truncate'
title={current.page_name}
>
{current.page_name}
</div>
{
canPreview && (
<div
className='shrink-0 hidden group-hover:flex items-center ml-1 px-2 h-6 rounded-md text-xs font-medium text-gray-500 cursor-pointer hover:bg-gray-50 hover:text-gray-700'
onClick={() => handlePreview(index)}>
{t('common.dataSource.notion.selector.preview')}
</div>
)
}
{
searchValue && (
<div
className='shrink-0 ml-1 max-w-[120px] text-xs text-gray-400 truncate'
title={breadCrumbs.join(' / ')}
>
{breadCrumbs.join(' / ')}
</div>
)
}
</div>
)
}
const Item = memo(ItemComponent, areEqual)
const PageSelector = ({
value,
disabledValue,
searchValue,
pagesMap,
list,
onSelect,
canPreview = true,
previewPageId,
onPreview,
}: PageSelectorProps) => {
const { t } = useTranslation()
const [prevDataList, setPrevDataList] = useState(list)
const [dataList, setDataList] = useState<NotionPageItem[]>([])
const [localPreviewPageId, setLocalPreviewPageId] = useState('')
if (prevDataList !== list) {
setPrevDataList(list)
setDataList(list.filter(item => item.parent_id === 'root' || !pagesMap[item.parent_id]).map((item) => {
return {
...item,
expand: false,
depth: 0,
}
}))
}
const searchDataList = list.filter((item) => {
return item.page_name.includes(searchValue)
}).map((item) => {
return {
...item,
expand: false,
depth: 0,
}
})
const currentDataList = searchValue ? searchDataList : dataList
const currentPreviewPageId = previewPageId === undefined ? localPreviewPageId : previewPageId
const listMapWithChildrenAndDescendants = useMemo(() => {
return list.reduce((prev: NotionPageTreeMap, next: DataSourceNotionPage) => {
const pageId = next.page_id
if (!prev[pageId])
prev[pageId] = { ...next, children: new Set(), descendants: new Set(), depth: 0, ancestors: [] }
recursivePushInParentDescendants(pagesMap, prev, prev[pageId], prev[pageId])
return prev
}, {})
}, [list, pagesMap])
const handleToggle = (index: number) => {
const current = dataList[index]
const pageId = current.page_id
const currentWithChildrenAndDescendants = listMapWithChildrenAndDescendants[pageId]
const descendantsIds = Array.from(currentWithChildrenAndDescendants.descendants)
const childrenIds = Array.from(currentWithChildrenAndDescendants.children)
let newDataList = []
if (current.expand) {
current.expand = false
newDataList = [...dataList.filter(item => !descendantsIds.includes(item.page_id))]
}
else {
current.expand = true
newDataList = [
...dataList.slice(0, index + 1),
...childrenIds.map(item => ({
...pagesMap[item],
expand: false,
depth: listMapWithChildrenAndDescendants[item].depth,
})),
...dataList.slice(index + 1)]
}
setDataList(newDataList)
}
const copyValue = new Set([...value])
const handleCheck = (index: number) => {
const current = currentDataList[index]
const pageId = current.page_id
const currentWithChildrenAndDescendants = listMapWithChildrenAndDescendants[pageId]
if (copyValue.has(pageId)) {
if (!searchValue) {
for (const item of currentWithChildrenAndDescendants.descendants)
copyValue.delete(item)
}
copyValue.delete(pageId)
}
else {
if (!searchValue) {
for (const item of currentWithChildrenAndDescendants.descendants)
copyValue.add(item)
}
copyValue.add(pageId)
}
onSelect(new Set([...copyValue]))
}
const handlePreview = (index: number) => {
const current = currentDataList[index]
const pageId = current.page_id
setLocalPreviewPageId(pageId)
if (onPreview)
onPreview(pageId)
}
if (!currentDataList.length) {
return (
<div className='flex items-center justify-center h-[296px] text-[13px] text-gray-500'>
{t('common.dataSource.notion.selector.noSearchResult')}
</div>
)
}
return (
<List
className='py-2'
height={296}
itemCount={currentDataList.length}
itemSize={28}
width='100%'
itemKey={(index, data) => data.dataList[index].page_id}
itemData={{
dataList: currentDataList,
handleToggle,
checkedIds: value,
disabledCheckedIds: disabledValue,
handleCheck,
canPreview,
handlePreview,
listMapWithChildrenAndDescendants,
searchValue,
previewPageId: currentPreviewPageId,
pagesMap,
}}
>
{Item}
</List>
)
}
export default PageSelector
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