92 lines
2.3 KiB
TypeScript
92 lines
2.3 KiB
TypeScript
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import fs from 'fs'
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import path from 'path'
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type Metadata = {
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title: string
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description: string
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publishedAt: string
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summary: string
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image?: string
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}
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function parseFrontmatter(fileContent: string) {
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let frontmatterRegex = /---\s*([\s\S]*?)\s*---/
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let match = frontmatterRegex.exec(fileContent)
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let frontMatterBlock = match![1]
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let content = fileContent.replace(frontmatterRegex, '').trim()
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let frontMatterLines = frontMatterBlock.trim().split('\n')
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let metadata: Partial<Metadata> = {}
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frontMatterLines.forEach((line) => {
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let [key, ...valueArr] = line.split(': ')
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let value = valueArr.join(': ').trim()
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value = value.replace(/^['"](.*)['"]$/, '$1') // Remove quotes
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metadata[key.trim() as keyof Metadata] = value
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})
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return { metadata: metadata as Metadata, content }
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}
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function getMDXFiles(dir) {
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return fs.readdirSync(dir).filter((file) => path.extname(file) === '.mdx')
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}
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function readMDXFile(filePath) {
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let rawContent = fs.readFileSync(filePath, 'utf-8')
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return parseFrontmatter(rawContent)
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}
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function getMDXData(dir) {
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let mdxFiles = getMDXFiles(dir)
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return mdxFiles.map((file) => {
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let { metadata, content } = readMDXFile(path.join(dir, file))
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let slug = path.basename(file, path.extname(file))
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return {
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metadata,
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slug,
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content,
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}
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})
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}
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export function getBlogPosts() {
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return getMDXData(path.join(process.cwd(), 'app', 'blog', 'posts'))
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}
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export function formatDate(date: string, includeRelative = false) {
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let currentDate = new Date()
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if (!date.includes('T')) {
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date = `${date}T00:00:00`
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}
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let targetDate = new Date(date)
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let yearsAgo = currentDate.getFullYear() - targetDate.getFullYear()
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let monthsAgo = currentDate.getMonth() - targetDate.getMonth()
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let daysAgo = currentDate.getDate() - targetDate.getDate()
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let formattedDate = ''
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if (yearsAgo > 0) {
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formattedDate = `${yearsAgo}y ago`
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} else if (monthsAgo > 0) {
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formattedDate = `${monthsAgo}mo ago`
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} else if (daysAgo > 0) {
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formattedDate = `${daysAgo}d ago`
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} else {
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formattedDate = 'Today'
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}
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let fullDate = targetDate.toLocaleString('fr-fr', {
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month: 'long',
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day: 'numeric',
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year: 'numeric',
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})
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if (!includeRelative) {
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return fullDate
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}
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return `${fullDate} (${formattedDate})`
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}
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