export interface VideoMetadata {
  id: string
  title: string
  thumbnail: string
  duration?: number | null
  uploader?: string | null
  url?: string | null
}

export interface SelectableVideoMetadata extends VideoMetadata {
  selected: boolean
}

export interface PlaylistMetadata {
  id: string
  title: string
  entries: SelectableVideoMetadata[]
}

export type AnalysisMetadata = VideoMetadata | PlaylistMetadata

export function isPlaylistMetadata(metadata: AnalysisMetadata | null): metadata is PlaylistMetadata {
  return !!metadata && Array.isArray((metadata as PlaylistMetadata).entries)
}