using GameLibrary.Models;
using GameLibrary.Repositories;
using Microsoft.AspNetCore.Mvc;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace GameLibrary.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class GamesController : ControllerBase
    {
        private readonly IGameRepository _gameRepository;

        public GamesController(IGameRepository gameRepository)
        {
            _gameRepository = gameRepository;
        }

        // GET: api/games
        [HttpGet]
        public async Task<ActionResult<IEnumerable<Game>>> GetGames(string genre = null)
        {
            var games = await _gameRepository.GetAllGames(genre);
            return Ok(games);
        }

        // GET: api/games/{id}
        [HttpGet("{id}")]
        public async Task<ActionResult<Game>> GetGame(int id)
        {
            var game = await _gameRepository.GetGameById(id);
            if (game == null)
            {
                return NotFound();
            }
            return Ok(game);
        }

        // POST: api/games
        [HttpPost]
        public async Task<ActionResult<Game>> CreateGame(Game game)
        {
            await _gameRepository.CreateGame(game);
            return CreatedAtAction(nameof(GetGame), new { id = game.Id }, game);
        }

        // PUT: api/games/{id}
        [HttpPut("{id}")]
        public async Task<IActionResult> UpdateGame(int id, Game game)
        {
            if (id != game.Id)
            {
                return BadRequest();
            }

            await _gameRepository.UpdateGame(game);
            return NoContent();
        }

        // DELETE: api/games/{id}
        [HttpDelete("{id}")]
        public async Task<IActionResult> DeleteGame(int id)
        {
            await _gameRepository.DeleteGame(id);
            return NoContent();
        }
    }
}