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import unified from 'unified'
//import createStream from 'unified-stream'
import uniorgParse from 'uniorg-parse'
import uniorg2rehype from 'uniorg-rehype'
import uniorgSlug from 'uniorg-slug'
import extractKeywords from 'uniorg-extract-keywords'
import attachments from 'uniorg-attach'
// rehypeHighlight does not have any types
// add error thing here
// import highlight from 'rehype-highlight'
import katex from 'rehype-katex'
import 'katex/dist/katex.css'
import rehype2react from 'rehype-react'
import remarkParse from 'remark-parse'
import remarkGFM from 'remark-gfm'
// remark wikilinks does not have any type declarations
//@ts-expect-error
import remarkWikiLinks from 'remark-wiki-link'
import remarkMath from 'remark-math'
import remarkFrontMatter from 'remark-frontmatter'
import remarkExtractFrontMatter from 'remark-extract-frontmatter'
// remark sectionize does not have any type declarations
//@ts-expect-error
import remarkSectionize from 'remark-sectionize'
import remarkRehype from 'remark-rehype'
import { PreviewLink } from '../components/Sidebar/Link'
import { LinksByNodeId, NodeByCite, NodeById, normalizeLinkEnds } from '../pages'
import React, { createContext, ReactNode, useMemo } from 'react'
import { OrgImage } from '../components/Sidebar/OrgImage'
import { Section } from '../components/Sidebar/Section'
import { NoteContext } from './NoteContext'
import { OrgRoamLink, OrgRoamNode } from '../api'
// @ts-expect-error non-ESM unified means no types
import { toString } from 'hast-util-to-string'
import { Box, chakra } from '@chakra-ui/react'
export interface ProcessedOrgProps {
nodeById: NodeById
previewNode: OrgRoamNode
setPreviewNode: any
previewText: any
nodeByCite: NodeByCite
setSidebarHighlightedNode: any
openContextMenu: any
outline: boolean
collapse: boolean
linksByNodeId: LinksByNodeId
macros: { [key: string]: string } | {}
attachDir: string
}
export const ProcessedOrg = (props: ProcessedOrgProps) => {
const {
nodeById,
setSidebarHighlightedNode,
setPreviewNode,
previewText,
nodeByCite,
previewNode,
openContextMenu,
outline,
collapse,
linksByNodeId,
macros,
attachDir,
} = props
if (!previewNode || !linksByNodeId) {
return null
}
const orgProcessor = unified()
.use(uniorgParse)
.use(extractKeywords)
.use(attachments, {
idDir: attachDir || undefined,
})
.use(uniorgSlug)
.use(uniorg2rehype, { useSections: true })
const nodesInNote =
linksByNodeId[previewNode?.id!]?.reduce((acc: NodeById, link: OrgRoamLink) => {
const links = normalizeLinkEnds(link)
const relevantLink = links.filter((l) => l !== previewNode.id).join('')
return {
...acc,
[relevantLink]: nodeById[relevantLink],
}
}, {}) || {}
const linkEntries = Object.entries(nodesInNote)
const wikiLinkResolver = (wikiLink: string): string[] => {
const entry = linkEntries.find((idNodeArray) => {
return idNodeArray?.[1]?.title === wikiLink
})
const id = entry?.[0] ?? ''
return [id]
}
const wikiLinkProcessor = (wikiLink: string): string => {
return `id:${wikiLink}`
}
const mdProcessor = unified()
.use(remarkParse)
.use(remarkFrontMatter, ['yaml'])
.use(remarkExtractFrontMatter)
.use(remarkWikiLinks, {
permaLinks: Object.keys(nodesInNote),
pageResolver: wikiLinkResolver,
hrefTemplate: wikiLinkProcessor,
})
.use(remarkSectionize)
.use(remarkMath)
.use(remarkGFM)
.use(remarkRehype)
//.data('settings', { fragment: true })
// .use(highlight)
const isMarkdown = previewNode?.file?.slice(-3) === '.md'
const baseProcessor = isMarkdown ? mdProcessor : orgProcessor
console.log(macros)
const processor = useMemo(
() =>
baseProcessor
.use(katex, {
trust: (context) => ['\\htmlId', '\\href'].includes(context.command),
macros: {
'\\eqref': '\\href{###1}{(\\text{#1})}',
'\\ref': '\\href{###1}{\\text{#1}}',
'\\label': '\\htmlId{#1}{}',
// '\\weird': '\\textbf{#1}',
...macros,
},
})
.use(rehype2react, {
createElement: React.createElement,
// eslint-disable-next-line react/display-name
components: {
a: ({ children, href }) => {
return (
<PreviewLink
nodeByCite={nodeByCite}
setSidebarHighlightedNode={setSidebarHighlightedNode}
href={`${href as string}`}
nodeById={nodeById}
linksByNodeId={linksByNodeId}
setPreviewNode={setPreviewNode}
openContextMenu={openContextMenu}
outline={outline}
previewNode={previewNode}
isWiki={isMarkdown}
macros={macros}
attachDir={attachDir}
>
{children}
</PreviewLink>
)
},
img: ({ src }) => {
return <OrgImage src={src as string} file={previewNode?.file} />
},
section: ({ children, className }) => {
if (className && (className as string).slice(-1) === `${previewNode.level}`) {
return <Box>{(children as React.ReactElement[]).slice(1)}</Box>
}
return (
<Section {...{ outline, collapse }} className={className as string}>
{children}
</Section>
)
},
blockquote: ({ children }) => (
<chakra.blockquote
color="gray.800"
bgColor="gray.300"
pt={4}
pb={2}
mb={4}
mt={3}
pl={4}
borderLeftWidth={4}
borderLeftColor="gray.700"
>
{children as React.ReactElement[]}
</chakra.blockquote>
),
p: ({ children }) => {
return <p lang="en">{children as ReactNode}</p>
},
},
}),
[previewNode?.id],
)
const text = useMemo(() => processor.processSync(previewText).result, [previewText])
return (
<NoteContext.Provider value={{ collapse, outline }}>{text as ReactNode}</NoteContext.Provider>
)
}
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