48 lines
1.4 KiB
TypeScript
48 lines
1.4 KiB
TypeScript
import { readdir, readFile } from 'node:fs/promises'
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import { join } from 'node:path'
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export default defineEventHandler(async () => {
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const bookDir = join(process.cwd(), 'content', 'book')
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const files = await readdir(bookDir)
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const mdFiles = files.filter(f => f.endsWith('.md')).sort()
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const chapters = await Promise.all(
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mdFiles.map(async (file) => {
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const raw = await readFile(join(bookDir, file), 'utf-8')
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const slug = file.replace(/\.md$/, '')
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const frontmatter = parseFrontmatter(raw)
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return { slug, ...frontmatter }
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}),
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)
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return chapters.sort((a, b) => (a.order ?? 0) - (b.order ?? 0))
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})
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function parseFrontmatter(content: string): Record<string, unknown> {
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const match = content.match(/^---\n([\s\S]*?)\n---/)
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if (!match) return {}
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const lines = match[1].split('\n')
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const result: Record<string, unknown> = {}
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for (const line of lines) {
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const colonIdx = line.indexOf(':')
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if (colonIdx === -1) continue
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const key = line.slice(0, colonIdx).trim()
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let value: string | number = line.slice(colonIdx + 1).trim()
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// Remove quotes
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if ((value.startsWith('"') && value.endsWith('"')) || (value.startsWith("'") && value.endsWith("'"))) {
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value = value.slice(1, -1)
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}
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// Parse numbers
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if (/^\d+$/.test(value)) {
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result[key] = parseInt(value, 10)
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}
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else {
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result[key] = value
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}
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}
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return result
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}
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