// Author: fruit.com.cn
import { getImage, resolveMedia, resolvePlaybackUrl } from '../../shared/lib/media';
import { getText } from '../../shared/lib/text';

export function normalizeDrama(item = {}, lang = 'id') {
  const id = String(item.id ?? item.dramaId ?? item.code ?? '');
  const episodes = item.episodes || item.episodeList || (item.preview ? [item.preview] : []);
  const preview = item.preview || episodes[0] || null;
  return {
    id,
    title: getText(item.titleLocales || item.locales || item.title, lang) || item.name || 'YMB Drama',
    channel: getText(item.channelLocales || item.channel, lang) || item.creatorName || 'YMB Originals',
    genre: getText(item.categoryLocales || item.genre, lang) || getText(item.types?.[0], lang),
    image: getImage(item),
    duration: item.duration || preview?.duration || '',
    views: item.views || item.viewCount || '',
    likeCount: Number(item.likeCount) || 0,
    favoriteCount: Number(item.favoriteCount) || 0,
    commentCount: Number(item.commentCount) || 0,
    description: getText(item.synopsisLocales, lang) || '',
    episodes: episodes.map((episode) => ({ ...episode, playUrl: resolvePlaybackUrl(episode.playUrl) })),
    preview: preview ? { ...preview, playUrl: resolvePlaybackUrl(preview.playUrl) } : null,
  };
}

export function normalizeProgress(item = {}, lang = 'id') {
  const durationMs = Number(item.durationMs) || 0;
  const positionMs = Number(item.positionMs) || 0;
  return {
    id: String(item.dramaId ?? ''),
    episodeId: String(item.episodeId ?? ''),
    title: getText(item.titleLocales, lang) || item.dramaTitle || 'YMB Drama',
    image: resolveMedia(item.dramaCoverLandscape || item.dramaCover || ''),
    episodeNumber: item.episodeNumber == null ? null : Number(item.episodeNumber),
    totalEpisodes: item.totalEpisodes == null ? null : Number(item.totalEpisodes),
    positionMs,
    durationMs,
    fraction: durationMs > 0 ? Math.min(1, positionMs / durationMs) : 0,
    viewCount: item.viewCount,
    finished: Boolean(item.finished),
    updatedAt: item.updatedAt || '',
  };
}

export function uniqueDramas(items) {
  const seen = new Set();
  return items.filter((item) => {
    if (seen.has(item.id)) return false;
    seen.add(item.id);
    return true;
  });
}