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ItemSelectionPlugin.tsx
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ItemSelectionPlugin.tsx
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import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext'
import { LexicalTypeaheadMenuPlugin, useBasicTypeaheadTriggerMatch } from '@lexical/react/LexicalTypeaheadMenuPlugin'
import { TextNode } from 'lexical'
import { FunctionComponent, useCallback, useMemo, useState } from 'react'
import { ItemSelectionItemComponent } from './ItemSelectionItemComponent'
import { ItemOption } from './ItemOption'
import { useApplication } from '@/Components/ApplicationView/ApplicationProvider'
import { ContentType, SNNote } from '@standardnotes/snjs'
import { getLinkingSearchResults } from '@/Utils/Items/Search/getSearchResults'
import Popover from '@/Components/Popover/Popover'
import { INSERT_BUBBLE_COMMAND, INSERT_FILE_COMMAND } from '../Commands'
import { useLinkingController } from '../../../../Controllers/LinkingControllerProvider'
import { PopoverClassNames } from '../ClassNames'
type Props = {
currentNote: SNNote
}
export const ItemSelectionPlugin: FunctionComponent<Props> = ({ currentNote }) => {
const application = useApplication()
const [editor] = useLexicalComposerContext()
const linkingController = useLinkingController()
const [queryString, setQueryString] = useState<string | null>('')
const checkForTriggerMatch = useBasicTypeaheadTriggerMatch('@', {
minLength: 0,
})
const [popoverOpen, setPopoverOpen] = useState(true)
const onSelectOption = useCallback(
(selectedOption: ItemOption, nodeToRemove: TextNode | null, closeMenu: () => void, matchingString: string) => {
editor.update(() => {
if (nodeToRemove) {
nodeToRemove.remove()
}
selectedOption.options.onSelect(matchingString)
setPopoverOpen(false)
closeMenu()
})
},
[editor],
)
const options = useMemo(() => {
const results = getLinkingSearchResults(queryString || '', application, currentNote, {
returnEmptyIfQueryEmpty: false,
})
const items = [...results.linkedItems, ...results.unlinkedItems]
return items.map((item) => {
return new ItemOption(item, {
onSelect: (_queryString: string) => {
void linkingController.linkItems(currentNote, item)
if (item.content_type === ContentType.File) {
editor.dispatchCommand(INSERT_FILE_COMMAND, item.uuid)
} else {
editor.dispatchCommand(INSERT_BUBBLE_COMMAND, item.uuid)
}
},
})
})
}, [application, editor, currentNote, queryString, linkingController])
return (
<LexicalTypeaheadMenuPlugin<ItemOption>
onQueryChange={setQueryString}
onSelectOption={onSelectOption}
triggerFn={checkForTriggerMatch}
options={options}
onClose={() => {
setPopoverOpen(false)
}}
onOpen={() => {
setPopoverOpen(true)
}}
menuRenderFn={(anchorElementRef, { selectedIndex, selectOptionAndCleanUp, setHighlightedIndex }) => {
if (!anchorElementRef.current || !options.length) {
return null
}
return (
<Popover
align="start"
anchorPoint={{
x: anchorElementRef.current.offsetLeft,
y: anchorElementRef.current.offsetTop + anchorElementRef.current.offsetHeight,
}}
open={popoverOpen}
togglePopover={() => {
setPopoverOpen((prevValue) => !prevValue)
}}
>
<div className={PopoverClassNames}>
<ul>
{options.map((option, i: number) => (
<ItemSelectionItemComponent
searchQuery={queryString || ''}
index={i}
isSelected={selectedIndex === i}
onClick={() => {
setHighlightedIndex(i)
selectOptionAndCleanUp(option)
}}
onMouseEnter={() => {
setHighlightedIndex(i)
}}
key={option.key}
option={option}
/>
))}
</ul>
</div>
</Popover>
)
}}
/>
)
}