Files
FloatingIsland/server/routes/__og/convert-image.ts
2025-09-20 22:11:42 +08:00

37 lines
1.1 KiB
TypeScript

export default defineEventHandler(async (event) => {
const query = getQuery(event)
let url = query.url as string
if (!url) {
throw createError({
statusCode: 400,
statusMessage: "Missing url parameter"
})
}
try {
if (url.endsWith(":")) url = url.substring(0, url.length - 1)
if (url.endsWith("?original=true"))
url = url.substring(0, url.length - "?original=true".length)
console.log("Converting image... ", url)
const response = await fetch(url)
if (!response.ok) {
throw createError({ statusCode: 404, statusMessage: "Image not found" })
}
const buffer = await response.arrayBuffer()
const sharp = await import("sharp")
const converted = await sharp.default(Buffer.from(buffer)).png().toBuffer()
setHeader(event, "Content-Type", "image/png")
setHeader(event, "Cache-Control", "public, max-age=3600") // Cache for 1 hour
return converted
} catch (error) {
console.error("Image conversion error:", error)
throw createError({
statusCode: 500,
statusMessage: "Image conversion failed"
})
}
})