manifold/common/util/tiptap-spoiler.ts
2022-10-03 11:55:10 -07:00

117 lines
2.5 KiB
TypeScript

// adapted from @n8body/tiptap-spoiler
import {
Mark,
markInputRule,
markPasteRule,
mergeAttributes,
} from '@tiptap/core'
import type { ElementType } from 'react'
declare module '@tiptap/core' {
interface Commands<ReturnType> {
spoilerEditor: {
setSpoiler: () => ReturnType
toggleSpoiler: () => ReturnType
unsetSpoiler: () => ReturnType
}
}
}
export type SpoilerOptions = {
HTMLAttributes: Record<string, any>
spoilerOpenClass: string
spoilerCloseClass?: string
inputRegex: RegExp
pasteRegex: RegExp
as: ElementType
}
const spoilerInputRegex = /(?:^|\s)((?:\|\|)((?:[^||]+))(?:\|\|))$/
const spoilerPasteRegex = /(?:^|\s)((?:\|\|)((?:[^||]+))(?:\|\|))/g
export const TiptapSpoiler = Mark.create<SpoilerOptions>({
name: 'spoiler',
inline: true,
group: 'inline',
inclusive: false,
exitable: true,
content: 'inline*',
priority: 1001, // higher priority than other formatting so they go inside
addOptions() {
return {
HTMLAttributes: { 'aria-label': 'spoiler' },
spoilerOpenClass: '',
spoilerCloseClass: undefined,
inputRegex: spoilerInputRegex,
pasteRegex: spoilerPasteRegex,
as: 'span',
editing: false,
}
},
addCommands() {
return {
setSpoiler:
() =>
({ commands }) =>
commands.setMark(this.name),
toggleSpoiler:
() =>
({ commands }) =>
commands.toggleMark(this.name),
unsetSpoiler:
() =>
({ commands }) =>
commands.unsetMark(this.name),
}
},
addInputRules() {
return [
markInputRule({
find: this.options.inputRegex,
type: this.type,
}),
]
},
addPasteRules() {
return [
markPasteRule({
find: this.options.pasteRegex,
type: this.type,
}),
]
},
parseHTML() {
return [
{
tag: 'span',
getAttrs: (node) =>
(node as HTMLElement).ariaLabel?.toLowerCase() === 'spoiler' && null,
},
]
},
renderHTML({ HTMLAttributes }) {
const elem = document.createElement(this.options.as as string)
Object.entries(
mergeAttributes(this.options.HTMLAttributes, HTMLAttributes, {
class: this.options.spoilerCloseClass ?? this.options.spoilerOpenClass,
})
).forEach(([attr, val]) => elem.setAttribute(attr, val))
elem.addEventListener('click', () => {
elem.setAttribute('class', this.options.spoilerOpenClass)
})
return elem
},
})