import assert from 'node:assert/strict';
import { test } from 'node:test';
import { mediaFromDetails, toPost } from '../src/platforms/x.ts';
import { fixture } from './helpers.ts';

const URL_ = 'https://x.com/example/status/1';

test('a text-only post carries no media', () => {
  const post = toPost(fixture('x/text-only.json'), URL_);
  assert.equal(post.platform, 'x');
  assert.equal(post.textPosition, 'above');
  assert.deepEqual(post.segments[0]?.media, []);
  assert.equal(post.author.handle, '@jack');
  assert.ok(post.segments[0]?.postedAt);
});

test('a photo post keeps every photo and asks for the original size', () => {
  const media = toPost(fixture('x/photo.json'), URL_).segments[0]?.media ?? [];
  assert.ok(media.length > 1, 'expected more than one photo');
  assert.ok(media.every((m) => m.kind === 'image'));
  assert.ok(media.every((m) => m.url.endsWith('?name=orig')));
});

test('a video picks the highest-bitrate mp4 and ignores the streaming variants', () => {
  const media = mediaFromDetails([
    {
      type: 'video',
      media_url_https: 'https://pbs.twimg.com/poster.jpg',
      original_info: { w: 1280, h: 720 },
      video_info: {
        duration_millis: 30_500,
        variants: [
          { content_type: 'application/x-mpegURL', url: 'https://video.twimg.com/p.m3u8' },
          { content_type: 'video/mp4', bitrate: 832_000, url: 'https://video.twimg.com/low.mp4' },
          { content_type: 'video/mp4', bitrate: 2_176_000, url: 'https://video.twimg.com/high.mp4' },
        ],
      },
    },
  ]);

  assert.deepEqual(media, [
    {
      kind: 'video',
      url: 'https://video.twimg.com/high.mp4',
      poster: { url: 'https://pbs.twimg.com/poster.jpg' },
      durationSec: 31,
      width: 1280,
      height: 720,
    },
  ]);
});

test('a quote post shows the media of the post it quotes', () => {
  // The quote itself carries none; without this the page is text and nothing
  // else, which is exactly the thing the reader wanted to see.
  const post = toPost(
    {
      text: 'look at this',
      user: { screen_name: 'someone' },
      mediaDetails: [],
      quoted_tweet: {
        mediaDetails: [{ type: 'photo', media_url_https: 'https://pbs.twimg.com/q.jpg' }],
      },
    },
    URL_,
  );
  assert.equal(post.segments[0]?.media.length, 1);
  assert.equal(post.segments[0]?.media[0]?.url, 'https://pbs.twimg.com/q.jpg?name=orig');
});