smov/src/components/media/WatchedEpisodeButton.tsx

import { getEpisodeFromMedia, MWMedia } from "providers";
import { useWatchedContext, getWatchedFromPortable } from "state/watched";
import { Episode } from "./EpisodeButton";

export interface WatchedEpisodeProps {
  media: MWMedia;
  onClick?: () => void;
  active?: boolean;
}

export function WatchedEpisode(props: WatchedEpisodeProps) {
  const { watched } = useWatchedContext();
  const foundWatched = getWatchedFromPortable(watched.items, props.media);
  const episode = getEpisodeFromMedia(props.media);
  const watchedPercentage = (foundWatched && foundWatched.percentage) || 0;

  return (
    <Episode
      progress={watchedPercentage}
      episodeNumber={episode?.episode?.sort ?? 1}
      active={props.active}
      onClick={props.onClick}
    />
  );
}