using Microsoft.AspNetCore.Mvc;
using YD_TrainingCompetition_Api.Competition;

namespace YD_TrainingCompetition_Api.Controllers;

[ApiController]
[Route("api/[controller]")]
public sealed class CompetitionController : ControllerBase
{
    private readonly ICompetitionSessionService _competition;

    public CompetitionController(ICompetitionSessionService competition)
    {
        _competition = competition;
    }

    [HttpGet("session")]
    public IActionResult GetSession() => Ok(_competition.GetState());

    [HttpPost("session")]
    public async Task<IActionResult> CreateSession([FromBody] CreateCompetitionSessionRequest request, CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.CreateAsync(request, cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("rounds/{roundIndex:int}/select")]
    public async Task<IActionResult> SelectRound(int roundIndex, CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.SelectRoundAsync(roundIndex, cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("rounds/next")]
    public async Task<IActionResult> NextRound(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.SelectNextRoundAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("rounds/previous")]
    public async Task<IActionResult> PreviousRound(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.SelectPreviousRoundAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("rounds/current/download")]
    public async Task<IActionResult> DownloadCurrentRound(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.DownloadCurrentRoundAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("test/start")]
    public async Task<IActionResult> Start(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.StartAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("test/stop")]
    public async Task<IActionResult> Stop(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.StopAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("test/reset")]
    public async Task<IActionResult> Reset(CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.ResetCurrentRoundAsync(cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("participants/{participantId:int}/count")]
    public async Task<IActionResult> SetCount(int participantId, [FromBody] CompetitionParticipantCountRequest request, CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.SetParticipantCountAsync(participantId, request.Count, cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }

    [HttpPost("participants/{participantId:int}/delta")]
    public async Task<IActionResult> ChangeCount(int participantId, [FromBody] CompetitionParticipantDeltaRequest request, CancellationToken cancellationToken)
    {
        try
        {
            return Ok(await _competition.ChangeParticipantCountAsync(participantId, request.Delta, cancellationToken));
        }
        catch (Exception ex)
        {
            return BadRequest(new { message = ex.Message });
        }
    }
}