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

import { Game, GameStatus, CreateGameDto, UpdateGameDto } from "@library/shared-types";
import { prisma } from "../lib/prisma";

export class GameService {
  private prisma = prisma;

  constructor() {}

  /**
   * Get all games.
   */
  async getAllGames(): Promise<Game[]> {
    const games = await this.prisma.game.findMany({
      orderBy: { updatedAt: "desc" },
    });

    return games.map((game) => ({
      ...game,
      status: game.status as unknown as GameStatus,
      dateAdded: game.dateAdded,
      dateCompleted: game.dateCompleted || undefined,
      tags: game.tags ?? [],
      links: game.links ?? [],
      createdAt: game.createdAt,
      updatedAt: game.updatedAt,
    }));
  }

  /**
   * Get game by ID.
   */
  async getGameById(id: string): Promise<Game | null> {
    const game = await this.prisma.game.findUnique({
      where: { id },
    });

    if (!game) return null;

    return {
      ...game,
      status: game.status as unknown as GameStatus,
      dateAdded: game.dateAdded,
      dateCompleted: game.dateCompleted || undefined,
      tags: game.tags ?? [],
      links: game.links ?? [],
      createdAt: game.createdAt,
      updatedAt: game.updatedAt,
    };
  }

  /**
   * Create new game.
   */
  async createGame(data: CreateGameDto): Promise<Game> {
    const game = await this.prisma.game.create({
      data: {
        ...data,
        status: data.status.toUpperCase() as any,
      },
    });

    return {
      ...game,
      status: game.status as unknown as GameStatus,
      dateAdded: game.dateAdded,
      dateCompleted: game.dateCompleted || undefined,
      tags: game.tags ?? [],
      links: game.links ?? [],
      createdAt: game.createdAt,
      updatedAt: game.updatedAt,
    };
  }

  /**
   * Update game by ID.
   */
  async updateGame(id: string, data: UpdateGameDto): Promise<Game> {
    const updateData = { ...data };
    if (updateData.status) {
      updateData.status = updateData.status.toUpperCase() as any;
    }

    const game = await this.prisma.game.update({
      where: { id },
      data: updateData,
    });

    return {
      ...game,
      status: game.status as unknown as GameStatus,
      dateAdded: game.dateAdded,
      dateCompleted: game.dateCompleted || undefined,
      tags: game.tags ?? [],
      links: game.links ?? [],
      createdAt: game.createdAt,
      updatedAt: game.updatedAt,
    };
  }

  /**
   * Delete game by ID.
   */
  async deleteGame(id: string): Promise<void> {
    await this.prisma.game.delete({
      where: { id },
    });
  }
}