import type { FetchUrlResponse } from "./responseType";

export async function getSourcesFromAmvstrm(
  watchId: string,
): Promise<FetchUrlResponse | null> {
  const source = await fetch(
    `https://amvstrm.up.railway.app/api/v2/stream/${watchId}`,
  )
    .then((res) => res.json<AmvstrmStreamResponse>())
    .then(({ stream }) => {
      const streamObj = stream?.multi;
      if (!!streamObj) {
        return streamObj.main ?? streamObj.backup;
      }
    })
    .then((streamObj) => streamObj?.url);

  if (!source) {
    return null;
  }

  return {
    source,
    subtitles: [],
    audio: [],
  };
}

interface AmvstrmStreamResponse {
  code: number;
  message: string;
  info: Info;
  stream: Stream;
  iframe: Iframe[];
  plyr: Nspl;
  nspl: Nspl;
}

interface Iframe {
  name: string;
  iframe: string;
}

interface Info {
  title: string;
  id: string;
  episode: string;
}

interface Nspl {
  main: string;
  backup: string;
}

interface Stream {
  multi: Multi;
  tracks: Tracks;
}

interface Multi {
  main: Backup;
  backup: Backup;
}

interface Backup {
  url: string;
  label: string;
  isM3U8: boolean;
  quality: string;
}

interface Tracks {
  file: string;
  kind: string;
}