using AutoMapper;
using Microsoft.AspNetCore.Mvc;
using Teams.Filter;
using Teams.Models;
using Teams.Services;
using Teams.Wrappers;

namespace Teams.Controllers;

[ApiController]
[Route("api/teams")]
public class TeamsController : ControllerBase
{
    private readonly ITeamsRepository _teamsRepository;
    private readonly IMapper _mapper;
    const int maxTeamsPerPage = 50;

    public TeamsController(ITeamsRepository teamsRepository, IMapper mapper)
    {
        _teamsRepository = teamsRepository ?? throw new ArgumentNullException(nameof(teamsRepository));
        _mapper = mapper ?? throw new ArgumentNullException(nameof(mapper));
    }

    [HttpGet]
    public async Task<ActionResult<IEnumerable<TeamDto>>> GetTeams([FromQuery] PaginationFilter filter)
    {
        if (filter.PageSize > maxTeamsPerPage)
        {
            filter.PageSize = maxTeamsPerPage;
        }

        var (teamsEntities, pageinationMetadata) = await _teamsRepository.GetTeamsAsync(filter.PageNumber, filter.PageSize);

        return Ok(new PagedResponse<IEnumerable<TeamDto>>(_mapper.Map<IEnumerable<TeamDto>>(teamsEntities), pageinationMetadata));
    }

    [HttpGet("{id}")]
    public async Task<ActionResult<TeamDto>> GetTeam(int id)
    {
        var team = await _teamsRepository.GetTeamAsync(id);

        if (team == null)
        {
            return NotFound();
        }

        return Ok(new Response<TeamDto>(_mapper.Map<TeamDto>(team)));
    }
}