tsx
import 'prosekit/basic/style.css'
import 'prosekit/basic/typography.css'
import { createEditor } from 'prosekit/core'
import { ProseKit } from 'prosekit/react'
import { useMemo } from 'react'
import { defaultContent } from './default-doc'
import { defineExtension } from './extension'
import Toolbar from './toolbar'
export default function Editor() {
const editor = useMemo(() => {
const extension = defineExtension()
return createEditor({ extension, defaultContent })
}, [])
return (
<ProseKit editor={editor}>
<div className='box-border h-full w-full min-h-36 overflow-y-hidden overflow-x-hidden rounded-md border border-solid border-gray-200 shadow dark:border-zinc-700 flex flex-col bg-white dark:bg-neutral-900'>
<Toolbar />
<div className='relative w-full flex-1 box-border overflow-y-scroll'>
<div ref={editor.mount} className='ProseMirror box-border min-h-full px-[max(4rem,_calc(50%-20rem))] py-8 outline-none outline-0 [&_span[data-mention="user"]]:text-blue-500 [&_span[data-mention="tag"]]:text-violet-500 [&_pre]:text-white [&_pre]:bg-zinc-800'></div>
</div>
</div>
</ProseKit>
)
}ts
import { defineBasicExtension } from 'prosekit/basic'
import { union } from 'prosekit/core'
import {
defineCodeBlock,
defineCodeBlockShiki,
} from 'prosekit/extensions/code-block'
import {
defineReactNodeView,
type ReactNodeViewComponent,
} from 'prosekit/react'
import CodeBlockView from './code-block-view'
export function defineExtension() {
return union(
defineBasicExtension(),
defineCodeBlock(),
defineCodeBlockShiki(),
defineReactNodeView({
name: 'codeBlock',
contentAs: 'code',
component: CodeBlockView satisfies ReactNodeViewComponent,
}),
)
}
export type EditorExtension = ReturnType<typeof defineExtension>tsx
import { useEditor } from 'prosekit/react'
import Button from './button'
import type { EditorExtension } from './extension'
export default function Toolbar() {
const editor = useEditor<EditorExtension>({ update: true })
return (
<div className='z-2 box-border border-zinc-200 dark:border-zinc-800 border-solid border-l-0 border-r-0 border-t-0 border-b flex flex-wrap gap-1 p-2 items-center'>
<Button
pressed={editor.nodes.codeBlock.isActive()}
disabled={!editor.commands.setCodeBlock.canExec()}
onClick={() => editor.commands.setCodeBlock()}
>
<div className='i-lucide-square-code h-5 w-5' />
</Button>
</div>
)
}tsx
import type { CodeBlockAttrs } from 'prosekit/extensions/code-block'
import { shikiBundledLanguagesInfo } from 'prosekit/extensions/code-block'
import type { ReactNodeViewProps } from 'prosekit/react'
export default function CodeBlockView(props: ReactNodeViewProps) {
const attrs = props.node.attrs as CodeBlockAttrs
const language = attrs.language
const setLanguage = (language: string) => {
const attrs: CodeBlockAttrs = { language }
props.setAttrs(attrs)
}
return (
<>
<div className='relative left-2 top-3 h-0 select-none overflow-visible' contentEditable={false}>
<select
className='outline-unset focus:outline-unset relative box-border w-auto cursor-pointer select-none appearance-none rounded border-none bg-transparent px-2 py-1 text-xs transition text-white opacity-0 hover:opacity-80 [div[data-node-view-root]:hover_&]:opacity-50 [div[data-node-view-root]:hover_&]:hover:opacity-80'
onChange={(event) => setLanguage(event.target.value)}
value={language || ''}
>
<option value="">Plain Text</option>
{shikiBundledLanguagesInfo.map((info) => (
<option key={info.id} value={info.id}>
{info.name}
</option>
))}
</select>
</div>
<pre ref={props.contentRef} data-language={language}></pre>
</>
)
}ts
import type { NodeJSON } from 'prosekit/core'
const js = `async function main() {\n while (true) {\n await sleep();\n await eat();\n await code('JavaScript!');\n }\n}`
const py = `async def main():\n while True:\n await sleep()\n await eat()\n await code("Python!")`
const go = `func main() {\n\tfor {\n\t\tsleep()\n\t\teat()\n\t\tcode("Go!")\n\t}\n}`
export const defaultContent: NodeJSON = {
type: 'doc',
content: [
{
type: 'codeBlock',
attrs: { language: 'javascript' },
content: [{ type: 'text', text: js }],
},
{
type: 'codeBlock',
attrs: { language: 'python' },
content: [{ type: 'text', text: py }],
},
{
type: 'codeBlock',
attrs: { language: 'go' },
content: [{ type: 'text', text: go }],
},
],
}tsx
import {
TooltipContent,
TooltipRoot,
TooltipTrigger,
} from 'prosekit/react/tooltip'
import type { ReactNode } from 'react'
export default function Button({
pressed,
disabled,
onClick,
tooltip,
children,
}: {
pressed?: boolean
disabled?: boolean
onClick?: VoidFunction
tooltip?: string
children: ReactNode
}) {
return (
<TooltipRoot>
<TooltipTrigger className='block'>
<button
data-state={pressed ? 'on' : 'off'}
disabled={disabled}
onClick={() => onClick?.()}
onMouseDown={(event) => event.preventDefault()}
className='outline-unset focus-visible:outline-unset flex items-center justify-center rounded-md p-2 font-medium transition focus-visible:ring-2 text-sm focus-visible:ring-zinc-900 dark:focus-visible:ring-zinc-300 disabled:pointer-events-none min-w-9 min-h-9 disabled:opacity-50 hover:disabled:opacity-50 bg-transparent hover:bg-zinc-100 dark:hover:bg-zinc-800 data-[state=on]:bg-gray-200 dark:data-[state=on]:bg-gray-700'
>
{children}
{tooltip ? <span className="sr-only">{tooltip}</span> : null}
</button>
</TooltipTrigger>
{tooltip ? (
<TooltipContent className='z-50 overflow-hidden rounded-md border border-solid bg-zinc-900 dark:bg-zinc-50 px-3 py-1.5 text-xs text-zinc-50 dark:text-zinc-900 shadow-sm [&:not([data-state])]:hidden will-change-transform data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=open]:fade-in-0 data-[state=closed]:fade-out-0 data-[state=open]:zoom-in-95 data-[state=closed]:zoom-out-95 data-[state=open]:animate-duration-150 data-[state=closed]:animate-duration-200 data-[side=bottom]:slide-in-from-top-2 data-[side=bottom]:slide-out-to-top-2 data-[side=left]:slide-in-from-right-2 data-[side=left]:slide-out-to-right-2 data-[side=right]:slide-in-from-left-2 data-[side=right]:slide-out-to-left-2 data-[side=top]:slide-in-from-bottom-2 data-[side=top]:slide-out-to-bottom-2'>
{tooltip}
</TooltipContent>
) : null}
</TooltipRoot>
)
}