import 'dotenv/config'

import config from '@payload-config'
import crypto from 'crypto'
import { getPayload, type Payload } from 'payload'
import { mediaByFilename } from './mediaByFilename'

import { aboutContent } from '@/spa/aboutContent'

const safeRemoteName = (url: string) => {
  const parsed = new URL(url)
  const ext = parsed.pathname.split('/').pop()?.includes('.') ? `.${parsed.pathname.split('.').pop()}` : '.jpg'
  const hash = crypto.createHash('sha1').update(url).digest('hex').slice(0, 10)
  return `${parsed.hostname.replace(/[^a-z0-9]+/gi, '-')}-${hash}${ext}`.toLowerCase()
}

const testimonialsWithImages = async (payload: Payload) => ({
  ...aboutContent.testimonials,
  items: await Promise.all(
    aboutContent.testimonials.items.map(async (item) => ({
      ...item,
      image: await mediaByFilename(payload, safeRemoteName(item.imageUrl)),
    })),
  ),
})

async function main() {
  const payload = await getPayload({ config })

  const pageResult = await payload.find({
    collection: 'pages',
    limit: 1,
    pagination: false,
    draft: true,
    overrideAccess: true,
    where: {
      or: [{ spaPath: { equals: '/der-bmp' } }, { slug: { equals: 'der-bmp' } }, { slug: { equals: 'about' } }],
    },
  })

  const page = pageResult.docs[0]
  if (!page) throw new Error('About page not found. Expected spaPath=/der-bmp or slug=der-bmp/about.')

  const [heroImage, prizeImage, mittelstandImage] = await Promise.all([
    mediaByFilename(payload, aboutContent.hero.backgroundImageFilename),
    mediaByFilename(payload, aboutContent.prize.imageFilename),
    mediaByFilename(payload, aboutContent.mittelstand.imageFilename),
  ])

  const { backgroundImageFilename: _heroFilename, ...heroContent } = aboutContent.hero
  const { imageFilename: _prizeFilename, ...prizeContent } = aboutContent.prize
  const { imageFilename: _mittelstandFilename, ...mittelstandContent } = aboutContent.mittelstand
  const testimonials = await testimonialsWithImages(payload)

  await payload.update({
    collection: 'pages',
    id: page.id,
    overrideAccess: true,
    context: { disableRevalidate: true },
    data: {
      about: {
        ...aboutContent,
        hero: {
          ...heroContent,
          backgroundImage: heroImage,
        },
        prize: {
          ...prizeContent,
          image: prizeImage,
          body: aboutContent.prize.body.map((text) => ({ text })),
        },
        mittelstand: {
          ...mittelstandContent,
          image: mittelstandImage,
          body: aboutContent.mittelstand.body.map((text) => ({ text })),
        },
        testimonials,
      },
    } as never,
  })

  payload.logger.info(`Preloaded About CMS fields for page ${page.id}`)
  process.exit(0)
}

main().catch((error) => {
  console.error(error)
  process.exit(1)
})