using Microsoft.AspNetCore.Mvc;
using TuneRipper.Api.Services;

namespace TuneRipper.Api.Controllers;

[ApiController]
[Route("api/[controller]")]
public class SessionController : ControllerBase
{
    private readonly ISessionService _sessionService;
    private readonly ILogger<SessionController> _logger;

    public SessionController(ISessionService sessionService, ILogger<SessionController> logger)
    {
        _sessionService = sessionService;
        _logger = logger;
    }

    [HttpPost("create")]
    public ActionResult<object> CreateSession()
    {
        try
        {
            var sessionId = _sessionService.CreateSession();
            
            return Ok(new
            {
                sessionId,
                message = "Session created successfully",
                expiresAt = DateTime.UtcNow.AddHours(24)
            });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error creating session");
            return StatusCode(500, "Error creating session");
        }
    }

    [HttpGet("validate/{sessionId}")]
    public ActionResult<object> ValidateSession(string sessionId)
    {
        if (string.IsNullOrWhiteSpace(sessionId))
        {
            return BadRequest("Session ID is required");
        }

        var isValid = _sessionService.IsValidSession(sessionId);
        
        return Ok(new
        {
            sessionId,
            isValid,
            message = isValid ? "Session is valid" : "Session is invalid or expired"
        });
    }

    [HttpPost("refresh/{sessionId}")]
    public ActionResult<object> RefreshSession(string sessionId)
    {
        if (string.IsNullOrWhiteSpace(sessionId))
        {
            return BadRequest("Session ID is required");
        }

        if (!_sessionService.IsValidSession(sessionId))
        {
            return NotFound("Session not found or expired");
        }

        // Session is automatically refreshed when IsValidSession is called
        return Ok(new
        {
            sessionId,
            message = "Session refreshed successfully",
            expiresAt = DateTime.UtcNow.AddHours(24)
        });
    }
}