/**
 * @copyright 2026 NHCarrigan
 * @license Naomi's Public License
 * @author Naomi Carrigan
 */

import { Component, OnInit, inject, signal } from '@angular/core';
import { CommonModule } from '@angular/common';
import { RouterModule } from '@angular/router';
import { GamesService } from '../../services/games.service';
import { BooksService } from '../../services/books.service';
import { MusicService } from '../../services/music.service';
import { MangaService } from '../../services/manga.service';
import { ShowsService } from '../../services/shows.service';
import { ArtService } from '../../services/art.service';
import { Game, GameStatus, Book, BookStatus, Music, MusicType, Manga, MangaStatus, Show, ShowStatus, ShowType, Art } from '@library/shared-types';

@Component({
  selector: 'app-home',
  standalone: true,
  imports: [CommonModule, RouterModule],
  template: `
    <div class="container">
      <div class="hero">
        <h1>Welcome to Naomi's Library</h1>
        <p class="tagline">A personal collection of games, books, music, manga, shows, and art</p>
      </div>

      <div class="stats-grid">
        <a routerLink="/games" class="stat-card games-card">
          <div class="icon">🎮</div>
          <div class="stat-info">
            <h3>Games</h3>
            <div class="count">{{ gamesCount() }}</div>
            <p>{{ currentlyPlayingCount() }} currently playing</p>
          </div>
        </a>

        <a routerLink="/books" class="stat-card books-card">
          <div class="icon">📚</div>
          <div class="stat-info">
            <h3>Books</h3>
            <div class="count">{{ booksCount() }}</div>
            <p>{{ currentlyReadingCount() }} currently reading</p>
          </div>
        </a>

        <a routerLink="/music" class="stat-card music-card">
          <div class="icon">🎵</div>
          <div class="stat-info">
            <h3>Music</h3>
            <div class="count">{{ musicCount() }}</div>
            <p>{{ albumsCount() }} albums, {{ singlesCount() }} singles</p>
          </div>
        </a>

        <a routerLink="/manga" class="stat-card manga-card">
          <div class="icon">📖</div>
          <div class="stat-info">
            <h3>Manga</h3>
            <div class="count">{{ mangaCount() }}</div>
            <p>{{ currentlyReadingMangaCount() }} currently reading</p>
          </div>
        </a>

        <a routerLink="/shows" class="stat-card shows-card">
          <div class="icon">📺</div>
          <div class="stat-info">
            <h3>Shows</h3>
            <div class="count">{{ showsCount() }}</div>
            <p>{{ animeCount() }} anime, {{ filmsCount() }} films</p>
          </div>
        </a>

        <a routerLink="/art" class="stat-card art-card">
          <div class="icon">🎨</div>
          <div class="stat-info">
            <h3>Art</h3>
            <div class="count">{{ artCount() }}</div>
            <p>commissioned pieces</p>
          </div>
        </a>
      </div>

      <div class="recent-section">
        <h2>Recent Additions</h2>

        <div class="recent-grid">
          @if (recentGames().length > 0) {
            <div class="recent-category">
              <h3>🎮 Latest Games</h3>
              <ul class="recent-list">
                @for (game of recentGames(); track game.id) {
                  <li>
                    <a [routerLink]="['/games', game.id]">{{ game.title }}</a>
                    @if (game.platform) {
                      <span class="platform">({{ game.platform }})</span>
                    }
                  </li>
                }
              </ul>
            </div>
          }

          @if (recentBooks().length > 0) {
            <div class="recent-category">
              <h3>📚 Latest Books</h3>
              <ul class="recent-list">
                @for (book of recentBooks(); track book.id) {
                  <li>
                    <a [routerLink]="['/books', book.id]">{{ book.title }}</a>
                    <span class="author">by {{ book.author }}</span>
                  </li>
                }
              </ul>
            </div>
          }

          @if (recentMusic().length > 0) {
            <div class="recent-category">
              <h3>🎵 Latest Music</h3>
              <ul class="recent-list">
                @for (music of recentMusic(); track music.id) {
                  <li>
                    <a [routerLink]="['/music', music.id]">{{ music.title }}</a>
                    <span class="artist">by {{ music.artist }}</span>
                  </li>
                }
              </ul>
            </div>
          }

          @if (recentManga().length > 0) {
            <div class="recent-category">
              <h3>📖 Latest Manga</h3>
              <ul class="recent-list">
                @for (manga of recentManga(); track manga.id) {
                  <li>
                    <a [routerLink]="['/manga', manga.id]">{{ manga.title }}</a>
                    <span class="author">by {{ manga.author }}</span>
                  </li>
                }
              </ul>
            </div>
          }

          @if (recentShows().length > 0) {
            <div class="recent-category">
              <h3>📺 Latest Shows</h3>
              <ul class="recent-list">
                @for (show of recentShows(); track show.id) {
                  <li>
                    <a [routerLink]="['/shows', show.id]">{{ show.title }}</a>
                    <span class="show-type">{{ formatShowType(show.type) }}</span>
                  </li>
                }
              </ul>
            </div>
          }

          @if (recentArt().length > 0) {
            <div class="recent-category">
              <h3>🎨 Latest Art</h3>
              <ul class="recent-list">
                @for (art of recentArt(); track art.id) {
                  <li>
                    <a [routerLink]="['/art', art.id]">{{ art.title }}</a>
                    <span class="artist">by {{ art.artist }}</span>
                  </li>
                }
              </ul>
            </div>
          }
        </div>
      </div>
    </div>
  `,
  styles: [`
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 2rem;
    }

    .hero {
      text-align: center;
      padding: 3rem 0;
      margin-bottom: 3rem;
    }

    .hero h1 {
      font-size: 2.5rem;
      margin-bottom: 0.5rem;
      color: var(--witch-purple);
    }

    .tagline {
      font-size: 1.2rem;
      color: var(--witch-plum);
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 1.5rem;
      margin-bottom: 3rem;
    }

    .stat-card {
      display: flex;
      align-items: center;
      gap: 1.5rem;
      padding: 1.5rem;
      background: rgba(255, 255, 255, 0.95);
      border: 2px solid var(--witch-mauve);
      border-radius: 12px;
      text-decoration: none;
      color: inherit;
      transition: all 0.3s;
      backdrop-filter: blur(10px);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 16px var(--witch-shadow);
      background: var(--witch-moon);
    }

    .games-card:hover { border-color: #ff6b6b; }
    .books-card:hover { border-color: #8b6f47; }
    .music-card:hover { border-color: #74b9ff; }
    .manga-card:hover { border-color: #00b894; }
    .shows-card:hover { border-color: #e84393; }
    .art-card:hover { border-color: #fdcb6e; }

    .icon {
      font-size: 3rem;
      flex-shrink: 0;
    }

    .stat-info h3 {
      margin: 0 0 0.5rem 0;
      font-size: 1.1rem;
      color: var(--witch-plum);
    }

    .count {
      font-size: 2.5rem;
      font-weight: bold;
      line-height: 1;
      margin-bottom: 0.5rem;
    }

    .games-card .count { color: #ff6b6b; }
    .books-card .count { color: #8b6f47; }
    .music-card .count { color: #74b9ff; }
    .manga-card .count { color: #00b894; }
    .shows-card .count { color: #e84393; }
    .art-card .count { color: #fdcb6e; }

    .stat-info p {
      margin: 0;
      color: var(--witch-plum);
      font-size: 0.9rem;
    }

    .recent-section {
      background: rgba(255, 255, 255, 0.95);
      padding: 2rem;
      border-radius: 12px;
      border: 2px solid var(--witch-lavender);
      backdrop-filter: blur(10px);
    }

    .recent-section h2 {
      margin: 0 0 1.5rem 0;
      font-size: 1.5rem;
    }

    .recent-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 2rem;
    }

    .recent-category h3 {
      margin: 0 0 1rem 0;
      font-size: 1.1rem;
      color: var(--witch-purple);
    }

    .recent-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .recent-list li {
      padding: 0.5rem 0;
      border-bottom: 1px solid var(--witch-lavender);
    }

    .recent-list li:last-child {
      border-bottom: none;
    }

    .recent-list a {
      color: var(--witch-rose);
      text-decoration: none;
      font-weight: 500;
    }

    .recent-list a:hover {
      color: var(--witch-plum);
      text-decoration: underline;
    }

    .platform,
    .author,
    .artist,
    .show-type {
      display: block;
      font-size: 0.85rem;
      color: var(--witch-plum);
      margin-top: 0.25rem;
    }
  `]
})
export class HomeComponent implements OnInit {
  gamesService = inject(GamesService);
  booksService = inject(BooksService);
  musicService = inject(MusicService);
  mangaService = inject(MangaService);
  showsService = inject(ShowsService);
  artService = inject(ArtService);

  games = signal<Game[]>([]);
  books = signal<Book[]>([]);
  music = signal<Music[]>([]);
  manga = signal<Manga[]>([]);
  shows = signal<Show[]>([]);
  art = signal<Art[]>([]);

  ngOnInit() {
    // Load all data
    this.gamesService.getAllGames().subscribe(games => this.games.set(games));
    this.booksService.getAllBooks().subscribe(books => this.books.set(books));
    this.musicService.getAllMusic().subscribe(music => this.music.set(music));
    this.mangaService.getAllManga().subscribe(manga => this.manga.set(manga));
    this.showsService.getAllShows().subscribe(shows => this.shows.set(shows));
    this.artService.getAllArt().subscribe(art => this.art.set(art));
  }

  // Games stats
  gamesCount() {
    return this.games().length;
  }

  currentlyPlayingCount() {
    return this.games().filter(g => g.status === GameStatus.playing).length;
  }

  recentGames() {
    return this.games().slice(0, 5);
  }

  // Books stats
  booksCount() {
    return this.books().length;
  }

  currentlyReadingCount() {
    return this.books().filter(b => b.status === BookStatus.reading).length;
  }

  recentBooks() {
    return this.books().slice(0, 5);
  }

  // Music stats
  musicCount() {
    return this.music().length;
  }

  albumsCount() {
    return this.music().filter(m => m.type === MusicType.album).length;
  }

  singlesCount() {
    return this.music().filter(m => m.type === MusicType.single).length;
  }

  recentMusic() {
    return this.music().slice(0, 5);
  }

  // Manga stats
  mangaCount() {
    return this.manga().length;
  }

  currentlyReadingMangaCount() {
    return this.manga().filter(m => m.status === MangaStatus.reading).length;
  }

  recentManga() {
    return this.manga().slice(0, 5);
  }

  // Shows stats
  showsCount() {
    return this.shows().length;
  }

  animeCount() {
    return this.shows().filter(s => s.type === ShowType.anime).length;
  }

  filmsCount() {
    return this.shows().filter(s => s.type === ShowType.film).length;
  }

  recentShows() {
    return this.shows().slice(0, 5);
  }

  formatShowType(type: ShowType): string {
    switch (type) {
      case ShowType.tvSeries:
        return 'TV Series';
      case ShowType.anime:
        return 'Anime';
      case ShowType.film:
        return 'Film';
      case ShowType.documentary:
        return 'Documentary';
      default:
        return type;
    }
  }

  // Art stats
  artCount() {
    return this.art().length;
  }

  recentArt() {
    return this.art().slice(0, 5);
  }
}