24 lines
992 B
TypeScript
24 lines
992 B
TypeScript
import { existsSync, createReadStream } from 'node:fs'
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import { clipThumbPath, ensureClipThumb, fileEtag, sniffImageType } from '~/server/utils/library'
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export default defineEventHandler(async (event) => {
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const { owner } = assertLibraryOwner(event)
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const id = String(getRouterParam(event, 'id') || '')
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const clip = getClip(owner, id)
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assertFolderAccess(event, clip.folderId)
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let path = clipThumbPath(owner, clip.id)
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if (!existsSync(path)) path = await ensureClipThumb(owner, clip.id)
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if (!path || !existsSync(path)) {
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throw createError({ statusCode: 404, statusMessage: 'Thumbnail not found' })
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}
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const etag = fileEtag(path)
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setHeader(event, 'ETag', etag)
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setHeader(event, 'Cache-Control', 'private, max-age=86400, stale-while-revalidate=604800')
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if (getHeader(event, 'if-none-match') === etag) {
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setResponseStatus(event, 304)
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return null
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}
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setHeader(event, 'Content-Type', sniffImageType(path))
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return sendStream(event, createReadStream(path))
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})
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