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Move markdown split into redux (#1681)

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Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>
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Tilman Vatteroth 2021-12-14 10:16:25 +01:00 • committed by GitHub
parent 71e668cd17
commit 6594e1bb86
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30 changed files with 217 additions and 226 deletions
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20
src/hooks/common/use-note-markdown-content-without-frontmatter.ts
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/*
* SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
*
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { useNoteMarkdownContent } from './use-note-markdown-content'
import { useApplicationState } from './use-application-state'
import { useMemo } from 'react'
/**
* Extracts the markdown content of the current note from the global application state and removes the frontmatter.
* @return the markdown content of the note without frontmatter
*/
export const useNoteMarkdownContentWithoutFrontmatter = (): string => {
const markdownContent = useNoteMarkdownContent()
const lineOffset = useApplicationState((state) => state.noteDetails.frontmatterRendererInfo.lineOffset)
return useMemo(() => markdownContent.split('\n').slice(lineOffset).join('\n'), [markdownContent, lineOffset])
}

28
src/hooks/common/use-trimmed-note-markdown-content-without-frontmatter.ts Normal file
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/*
* SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
*
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { useMemo } from 'react'
import { useApplicationState } from './use-application-state'
import { useNoteMarkdownContent } from './use-note-markdown-content'
export const useTrimmedNoteMarkdownContentWithoutFrontmatter = (): string[] => {
const maxLength = useApplicationState((state) => state.config.maxDocumentLength)
const markdownContent = useNoteMarkdownContent()
const markdownContentLines = useApplicationState((state) => state.noteDetails.markdownContentLines)
const lineOffset = useApplicationState((state) => state.noteDetails.frontmatterRendererInfo.lineOffset)
const trimmedLines = useMemo(() => {
if (markdownContent.length > maxLength) {
return markdownContent.slice(0, maxLength).split('\n')
} else {
return markdownContentLines
}
}, [markdownContent, markdownContentLines, maxLength])
return useMemo(() => {
return trimmedLines.slice(lineOffset)
}, [lineOffset, trimmedLines])
}