feat: lots of refactors and improvements

api/create-preview-image.ts

@@ -1,86 +0,0 @@
-import { NextApiRequest, NextApiResponse } from 'next'
-
-import got from 'got'
-import lqip from 'lqip-modern'
-
-import { isPreviewImageSupportEnabled } from '../lib/config'
-import * as types from '../lib/types'
-import * as db from '../lib/db'
-
-export default async (
-  req: NextApiRequest,
-  res: NextApiResponse
-): Promise<void> => {
-  if (req.method !== 'POST') {
-    return res.status(405).send({ error: 'method not allowed' })
-  }
-
-  if (!isPreviewImageSupportEnabled) {
-    return res.status(418).send({
-      error: 'preview image support has been disabled for this deployment'
-    })
-  }
-
-  const { url, id } = req.body
-
-  const result = await createPreviewImage(url, id)
-
-  res.setHeader(
-    'Cache-Control',
-    result.error
-      ? 'public, s-maxage=60, max-age=60, stale-while-revalidate=60'
-      : 'public, immutable, s-maxage=31536000, max-age=31536000, stale-while-revalidate=60'
-  )
-  res.status(200).json(result)
-}
-
-export async function createPreviewImage(
-  url: string,
-  id: string
-): Promise<types.PreviewImage> {
-  console.log('createPreviewImage lambda', { url, id })
-  const doc = db.images.doc(id)
-
-  try {
-    const model = await doc.get()
-    if (model.exists) {
-      return model.data() as types.PreviewImage
-    }
-
-    const { body } = await got(url, { responseType: 'buffer' })
-    const result = await lqip(body)
-    console.log('lqip', result.metadata)
-
-    const image = {
-      url,
-      originalWidth: result.metadata.originalWidth,
-      originalHeight: result.metadata.originalHeight,
-      width: result.metadata.width,
-      height: result.metadata.height,
-      type: result.metadata.type,
-      dataURIBase64: result.metadata.dataURIBase64
-    }
-
-    await doc.create(image)
-    return image
-  } catch (err) {
-    console.error('lqip error', err)
-
-    try {
-      const error: any = {
-        url,
-        error: err.message || 'unknown error'
-      }
-
-      if (err?.response?.statusCode) {
-        error.statusCode = err?.response?.statusCode
-      }
-
-      await doc.create(error)
-      return error
-    } catch (err) {
-      // ignore errors
-      console.error(err)
-    }
-  }
-}