289 lines
8.9 KiB
TypeScript
289 lines
8.9 KiB
TypeScript
import CharacterCount from '@tiptap/extension-character-count'
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import Placeholder from '@tiptap/extension-placeholder'
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import {
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useEditor,
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EditorContent,
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JSONContent,
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Content,
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Editor,
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mergeAttributes,
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} from '@tiptap/react'
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import StarterKit from '@tiptap/starter-kit'
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import { Image } from '@tiptap/extension-image'
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import { Link } from '@tiptap/extension-link'
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import clsx from 'clsx'
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import { useEffect, useState } from 'react'
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import { Linkify } from './linkify'
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import { uploadImage } from 'web/lib/firebase/storage'
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import { useMutation } from 'react-query'
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import { FileUploadButton } from './file-upload-button'
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import { linkClass } from './site-link'
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import { useUsers } from 'web/hooks/use-users'
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import { mentionSuggestion } from './editor/mention-suggestion'
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import { DisplayMention } from './editor/mention'
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import Iframe from 'common/util/tiptap-iframe'
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import TiptapTweet from './editor/tiptap-tweet'
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import { EmbedModal } from './editor/embed-modal'
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import {
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CodeIcon,
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PhotographIcon,
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PresentationChartLineIcon,
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} from '@heroicons/react/solid'
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import { MarketModal } from './editor/market-modal'
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import { insertContent } from './editor/utils'
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import { Tooltip } from './tooltip'
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const DisplayImage = Image.configure({
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HTMLAttributes: {
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class: 'max-h-60',
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},
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})
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const DisplayLink = Link.extend({
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renderHTML({ HTMLAttributes }) {
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delete HTMLAttributes.class // only use our classes (don't duplicate on paste)
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return [
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'a',
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mergeAttributes(this.options.HTMLAttributes, HTMLAttributes),
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0,
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]
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},
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}).configure({
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HTMLAttributes: {
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class: clsx('no-underline !text-indigo-700', linkClass),
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},
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})
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const proseClass = clsx(
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'prose prose-p:my-0 prose-ul:my-0 prose-ol:my-0 prose-li:my-0 prose-blockquote:not-italic max-w-none prose-quoteless leading-relaxed',
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'font-light prose-a:font-light prose-blockquote:font-light'
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)
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export function useTextEditor(props: {
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placeholder?: string
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max?: number
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defaultValue?: Content
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disabled?: boolean
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simple?: boolean
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}) {
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const { placeholder, max, defaultValue = '', disabled, simple } = props
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const users = useUsers()
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const editorClass = clsx(
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proseClass,
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!simple && 'min-h-[6em]',
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'outline-none pt-2 px-4',
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'prose-img:select-auto',
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'[&_.ProseMirror-selectednode]:outline-dotted [&_*]:outline-indigo-300' // selected img, emebeds
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)
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const editor = useEditor(
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{
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editorProps: { attributes: { class: editorClass } },
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extensions: [
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StarterKit.configure({
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heading: simple ? false : { levels: [1, 2, 3] },
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horizontalRule: simple ? false : {},
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}),
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Placeholder.configure({
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placeholder,
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emptyEditorClass:
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'before:content-[attr(data-placeholder)] before:text-slate-500 before:float-left before:h-0 cursor-text',
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}),
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CharacterCount.configure({ limit: max }),
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simple ? DisplayImage : Image,
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DisplayLink,
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DisplayMention.configure({
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suggestion: mentionSuggestion(users),
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}),
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Iframe,
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TiptapTweet,
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],
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content: defaultValue,
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},
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[!users.length] // passed as useEffect dependency. (re-render editor when users load, to update mention menu)
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)
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const upload = useUploadMutation(editor)
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editor?.setOptions({
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editorProps: {
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handlePaste(view, event) {
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const imageFiles = getImages(event.clipboardData)
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if (imageFiles.length) {
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event.preventDefault()
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upload.mutate(imageFiles)
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}
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// If the pasted content is iframe code, directly inject it
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const text = event.clipboardData?.getData('text/plain').trim() ?? ''
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if (isValidIframe(text)) {
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insertContent(editor, text)
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return true // Prevent the code from getting pasted as text
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}
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return // Otherwise, use default paste handler
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},
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handleDrop(_view, event, _slice, moved) {
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// if dragged from outside
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if (!moved) {
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event.preventDefault()
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upload.mutate(getImages(event.dataTransfer))
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}
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},
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},
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})
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useEffect(() => {
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editor?.setEditable(!disabled)
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}, [editor, disabled])
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return { editor, upload }
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}
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const getImages = (data: DataTransfer | null) =>
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Array.from(data?.files ?? []).filter((file) => file.type.startsWith('image'))
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function isValidIframe(text: string) {
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return /^<iframe.*<\/iframe>$/.test(text)
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}
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export function TextEditor(props: {
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editor: Editor | null
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upload: ReturnType<typeof useUploadMutation>
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children?: React.ReactNode // additional toolbar buttons
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}) {
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const { editor, upload, children } = props
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const [iframeOpen, setIframeOpen] = useState(false)
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const [marketOpen, setMarketOpen] = useState(false)
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return (
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<>
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{/* hide placeholder when focused */}
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<div className="relative w-full [&:focus-within_p.is-empty]:before:content-none">
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<div className="rounded-lg border border-gray-300 bg-white shadow-sm focus-within:border-indigo-500 focus-within:ring-1 focus-within:ring-indigo-500">
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<EditorContent editor={editor} />
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{/* Toolbar, with buttons for images and embeds */}
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<div className="flex h-9 items-center gap-5 pl-4 pr-1">
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<Tooltip text="Add image" noTap noFade>
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<FileUploadButton
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onFiles={upload.mutate}
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className="-m-2.5 flex h-10 w-10 items-center justify-center rounded-full text-gray-400 hover:text-gray-500"
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>
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<PhotographIcon className="h-5 w-5" aria-hidden="true" />
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</FileUploadButton>
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</Tooltip>
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<Tooltip text="Add embed" noTap noFade>
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<button
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type="button"
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onClick={() => setIframeOpen(true)}
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className="-m-2.5 flex h-10 w-10 items-center justify-center rounded-full text-gray-400 hover:text-gray-500"
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>
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<EmbedModal
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editor={editor}
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open={iframeOpen}
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setOpen={setIframeOpen}
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/>
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<CodeIcon className="h-5 w-5" aria-hidden="true" />
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</button>
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</Tooltip>
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<Tooltip text="Add market" noTap noFade>
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<button
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type="button"
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onClick={() => setMarketOpen(true)}
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className="-m-2.5 flex h-10 w-10 items-center justify-center rounded-full text-gray-400 hover:text-gray-500"
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>
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<MarketModal
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editor={editor}
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open={marketOpen}
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setOpen={setMarketOpen}
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/>
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<PresentationChartLineIcon
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className="h-5 w-5"
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aria-hidden="true"
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/>
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</button>
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</Tooltip>
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{/* Spacer that also focuses editor on click */}
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<div
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className="grow cursor-text self-stretch"
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onMouseDown={() =>
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editor?.chain().focus('end').createParagraphNear().run()
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}
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aria-hidden
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/>
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{children}
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</div>
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</div>
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</div>
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{upload.isLoading && <span className="text-xs">Uploading image...</span>}
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{upload.isError && (
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<span className="text-error text-xs">Error uploading image :(</span>
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)}
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</>
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)
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}
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const useUploadMutation = (editor: Editor | null) =>
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useMutation(
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(files: File[]) =>
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// TODO: Images should be uploaded under a particular username
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Promise.all(files.map((file) => uploadImage('default', file))),
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{
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onSuccess(urls) {
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if (!editor) return
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let trans = editor.view.state.tr
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urls.forEach((src: any) => {
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const node = editor.view.state.schema.nodes.image.create({ src })
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trans = trans.insert(editor.view.state.selection.to, node)
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})
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editor.view.dispatch(trans)
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},
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}
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)
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export function RichContent(props: {
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content: JSONContent | string
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className?: string
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smallImage?: boolean
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}) {
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const { className, content, smallImage } = props
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const editor = useEditor({
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editorProps: { attributes: { class: proseClass } },
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extensions: [
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StarterKit,
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smallImage ? DisplayImage : Image,
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DisplayLink,
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DisplayMention,
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Iframe,
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TiptapTweet,
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],
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content,
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editable: false,
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})
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useEffect(() => void editor?.commands?.setContent(content), [editor, content])
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return <EditorContent className={className} editor={editor} />
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}
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// backwards compatibility: we used to store content as strings
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export function Content(props: {
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content: JSONContent | string
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className?: string
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smallImage?: boolean
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}) {
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const { className, content } = props
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return typeof content === 'string' ? (
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<Linkify
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className={clsx(
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className,
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'whitespace-pre-line font-light leading-relaxed'
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)}
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text={content}
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/>
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) : (
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<RichContent {...props} />
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)
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}
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