import { readFileSync } from 'node:fs'
import { isXaigenStudio } from '~/utils/videoModels'
import { backupStudioConfigError, backupStudioTarget } from '~/server/utils/backupStudio'
import { assertLibraryOwner, getStill, stillPath } from '~/server/utils/library'

export default defineEventHandler(async (event) => {
  if (isXaigenStudio()) {
    throw createError({ statusCode: 404, statusMessage: 'Not found' })
  }
  const missing = backupStudioConfigError()
  if (missing) {
    throw createError({ statusCode: 503, statusMessage: missing })
  }
  const { url, token } = backupStudioTarget()
  const { owner } = assertLibraryOwner(event)
  const id = String(getRouterParam(event, 'id') || '')
  const still = getStill(owner, id)
  const path = stillPath(owner, still.id)
  const data = readFileSync(path)
  const body = new FormData()
  body.append('image', new Blob([Uint8Array.from(data)]), still.filename || 'still.png')
  body.append('name', still.name || still.filename || 'still')
  body.append('width', String(still.width || 0))
  body.append('height', String(still.height || 0))
  const res = await fetch(`${url}/api/library/backup-ingest`, {
    method: 'POST',
    headers: { Authorization: `Bearer ${token}` },
    body
  })
  if (!res.ok) {
    const message = await res.text().catch(() => '')
    throw createError({
      statusCode: res.status === 401 ? 502 : res.status,
      statusMessage: message || 'xAIGen refused the still. Check BACKUP_INGEST_TOKEN matches AIGen BACKUP_STUDIO_TOKEN.'
    })
  }
  return { ok: true }
})