import type { MediaRef } from '@/types/nostr'
import { uploadNip95Media } from '@/lib/nip95'
import { t } from '@/lib/i18n'

export function createImageUploadHandler(params: {
  setError: (value: string | null) => void
  setUploading: (value: boolean) => void
  onMediaAdd: ((media: MediaRef) => void) | undefined
  onBannerChange: ((url: string) => void) | undefined
  onSetPageImageUrl: (pageNumber: number, url: string) => void
}): (args: { file: File; pageNumber?: number }) => Promise<void> {
  return async (args): Promise<void> => {
    params.setError(null)
    params.setUploading(true)
    try {
      const media = await uploadNip95Media(args.file)
      if (media.type !== 'image') {
        return
      }
      if (args.pageNumber !== undefined) {
        params.onSetPageImageUrl(args.pageNumber, media.url)
      } else {
        params.onBannerChange?.(media.url)
      }
      params.onMediaAdd?.(media)
    } catch (e) {
      params.setError(e instanceof Error ? e.message : t('upload.error.failed'))
    } finally {
      params.setUploading(false)
    }
  }
}