manifold/web/components/editor/mention-suggestion.ts

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import type { MentionOptions } from '@tiptap/extension-mention'
import { ReactRenderer } from '@tiptap/react'
import { User } from 'common/user'
import { searchInAny } from 'common/util/parse'
import { orderBy } from 'lodash'
import tippy from 'tippy.js'
import { MentionList } from './mention-list'
type Suggestion = MentionOptions['suggestion']
const beginsWith = (text: string, query: string) =>
text.toLocaleLowerCase().startsWith(query.toLocaleLowerCase())
// copied from https://tiptap.dev/api/nodes/mention#usage
export const mentionSuggestion = (users: User[]): Suggestion => ({
items: ({ query }) =>
orderBy(
users.filter((u) => searchInAny(query, u.username, u.name)),
[
(u) => [u.name, u.username].some((s) => beginsWith(s, query)),
'followerCountCached',
],
['desc', 'desc']
).slice(0, 5),
render: () => {
let component: ReactRenderer
let popup: ReturnType<typeof tippy>
return {
onStart: (props) => {
component = new ReactRenderer(MentionList, {
props,
editor: props.editor,
})
if (!props.clientRect) {
return
}
popup = tippy('body', {
getReferenceClientRect: props.clientRect as any,
appendTo: () => document.body,
content: component.element,
showOnCreate: true,
interactive: true,
trigger: 'manual',
placement: 'bottom-start',
})
},
onUpdate(props) {
component.updateProps(props)
if (!props.clientRect) {
return
}
popup[0].setProps({
getReferenceClientRect: props.clientRect as any,
})
},
onKeyDown(props) {
if (props.event.key === 'Escape') {
popup[0].hide()
return true
}
return (component.ref as any)?.onKeyDown(props)
},
onExit() {
popup[0].destroy()
component.destroy()
},
}
},
})