const API_BASE = process.env.NEXT_PUBLIC_API_URL || 'http://localhost:3000/api';

// Tipos para relaciones del juego
export interface Artwork {
  id: string;
  type: string;
  sourceUrl: string;
  localPath?: string;
  width?: number;
  height?: number;
  fetchedAt: string;
}

export interface Purchase {
  id: string;
  priceCents: number;
  currency: string;
  store?: string;
  date: string;
  receiptPath?: string;
}

export interface GamePlatform {
  id: string;
  platform: {
    id: string;
    name: string;
    slug: string;
    generation?: number;
  };
}

export interface Tag {
  id: string;
  name: string;
}

// Tipos para metadatos de búsqueda
export interface MetadataGame {
  id?: number;
  name: string;
  slug?: string;
  releaseDate?: string;
  genres?: string[];
  platforms?: PlatformInfo[];
  coverUrl?: string;
  source?: string;
}

export interface PlatformInfo {
  id?: number;
  name?: string;
  abbreviation?: string;
  slug?: string;
}

export interface Game {
  id: string;
  title: string;
  slug: string;
  description?: string;
  releaseDate?: string;
  genre?: string;
  platform?: string;
  year?: number;
  cover?: string;
  source: string;
  sourceId?: string;
  // Campos específicos de ROM (si source = "rom")
  romPath?: string;
  romFilename?: string;
  romSize?: number;
  romChecksum?: string;
  romFormat?: string;
  romHashes?: string;
  // IDs de integraciones externas
  igdbId?: number;
  rawgId?: number;
  thegamesdbId?: number;
  // Metadatos adicionales
  metadata?: string;
  // Timestamps
  addedAt?: string;
  lastSeenAt?: string;
  createdAt: string;
  updatedAt: string;
  // Relaciones
  artworks?: Artwork[];
  purchases?: Purchase[];
  gamePlatforms?: GamePlatform[];
  tags?: Tag[];
}

export interface CreateGameInput {
  title: string;
  slug?: string;
  description?: string;
  releaseDate?: string;
  genre?: string;
  platform?: string;
  year?: number;
  cover?: string;
  source?: string;
  sourceId?: string;
  platformId?: string;
  priceCents?: number;
  currency?: string;
  store?: string;
  date?: string;
  condition?: 'Loose' | 'CIB' | 'New';
}

export interface UpdateGameInput {
  title?: string;
  slug?: string;
  description?: string;
  releaseDate?: string;
  genre?: string;
  platform?: string;
  year?: number;
  cover?: string;
  source?: string;
  sourceId?: string;
  platformId?: string;
  priceCents?: number;
  currency?: string;
  store?: string;
  date?: string;
  condition?: 'Loose' | 'CIB' | 'New';
}

export interface ImportRequest {
  directory: string;
  recursive?: boolean;
}

export interface ImportResult {
  success: boolean;
  message: string;
  imported: number;
  errors: string[];
}

export const gamesApi = {
  getAll: async (): Promise<Game[]> => {
    const response = await fetch(`${API_BASE}/games`);
    if (!response.ok) {
      throw new Error(`Error fetching games: ${response.statusText}`);
    }
    return response.json();
  },

  getById: async (id: string): Promise<Game> => {
    const response = await fetch(`${API_BASE}/games/${id}`);
    if (!response.ok) {
      throw new Error(`Error fetching game: ${response.statusText}`);
    }
    return response.json();
  },

  getBySource: async (source: string): Promise<Game[]> => {
    const response = await fetch(`${API_BASE}/games/source/${source}`);
    if (!response.ok) {
      throw new Error(`Error fetching games by source: ${response.statusText}`);
    }
    return response.json();
  },

  create: async (data: CreateGameInput): Promise<Game> => {
    const response = await fetch(`${API_BASE}/games`, {
      method: 'POST',
      body: JSON.stringify(data),
      headers: { 'Content-Type': 'application/json' },
    });
    if (!response.ok) {
      throw new Error(`Error creating game: ${response.statusText}`);
    }
    return response.json();
  },

  update: async (id: string, data: UpdateGameInput): Promise<Game> => {
    const response = await fetch(`${API_BASE}/games/${id}`, {
      method: 'PUT',
      body: JSON.stringify(data),
      headers: { 'Content-Type': 'application/json' },
    });
    if (!response.ok) {
      throw new Error(`Error updating game: ${response.statusText}`);
    }
    return response.json();
  },

  delete: async (id: string): Promise<void> => {
    const response = await fetch(`${API_BASE}/games/${id}`, {
      method: 'DELETE',
    });
    if (!response.ok) {
      throw new Error(`Error deleting game: ${response.statusText}`);
    }
  },
};

export const importApi = {
  start: async (data: ImportRequest): Promise<ImportResult> => {
    const response = await fetch(`${API_BASE}/import`, {
      method: 'POST',
      body: JSON.stringify(data),
      headers: { 'Content-Type': 'application/json' },
    });
    if (!response.ok) {
      throw new Error(`Error starting import: ${response.statusText}`);
    }
    return response.json();
  },
};

export const metadataApi = {
  searchIGDB: async (query: string): Promise<MetadataGame[]> => {
    const response = await fetch(`${API_BASE}/metadata/igdb/search?q=${encodeURIComponent(query)}`);
    if (!response.ok) {
      throw new Error(`Error searching IGDB: ${response.statusText}`);
    }
    return response.json();
  },

  searchRAWG: async (query: string): Promise<MetadataGame[]> => {
    const response = await fetch(`${API_BASE}/metadata/rawg/search?q=${encodeURIComponent(query)}`);
    if (!response.ok) {
      throw new Error(`Error searching RAWG: ${response.statusText}`);
    }
    return response.json();
  },

  searchTheGamesDB: async (query: string): Promise<MetadataGame[]> => {
    const response = await fetch(
      `${API_BASE}/metadata/thegamesdb/search?q=${encodeURIComponent(query)}`
    );
    if (!response.ok) {
      throw new Error(`Error searching TheGamesDB: ${response.statusText}`);
    }
    return response.json();
  },
};