using Asp.Versioning;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using TarninaHub.Application.Abstractions;
using TarninaHub.Application.Dtos;
using TarninaHub.Application.Mappings;
using TarninaHub.Application.Security;

namespace TarninaHub.Controllers;

[ApiController]
[ApiVersion("1.0")]
[Route("api/auth")]
public class AuthController : ControllerBase
{
    private readonly IUserService _userService;
    private readonly ITokenService _tokenService;

    public AuthController(IUserService userService, ITokenService tokenService)
    {
        _userService = userService;
        _tokenService = tokenService;
    }

    [HttpPost("signup")]
    [AllowAnonymous]
    public async Task<ActionResult<UserResponse>> SignUp(
        RegisterRequest request,
        CancellationToken cancellationToken)
    {
        var existing = await _userService.FindByPhoneAsync(request.Phone, cancellationToken);

        if (existing is not null)
        {
            return Conflict(new ProblemDetails
            {
                Title = "Phone number already registered",
                Status = StatusCodes.Status409Conflict,
            });
        }

        var user = await _userService.CreateAsync(request, RoleNames.User, cancellationToken);

        if (user is null)
        {
            return Problem(title: "User could not be created", statusCode: StatusCodes.Status400BadRequest);
        }

        return CreatedAtAction("GetById", "Users", new { userId = user.Id }, user.ToResponse());
    }

    [HttpPost("signin")]
    [AllowAnonymous]
    public async Task<ActionResult<TokenResponse>> SignIn(
        LoginRequest request,
        CancellationToken cancellationToken)
    {
        var valid = await _userService.VerifyCredentialsAsync(
            request.Phone,
            request.Password,
            cancellationToken);

        if (!valid)
        {
            return Unauthorized(new ProblemDetails
            {
                Title = "Invalid phone number or password",
                Status = StatusCodes.Status401Unauthorized,
            });
        }

        var user = await _userService.FindByPhoneAsync(request.Phone, cancellationToken);

        if (user is null)
        {
            return Unauthorized();
        }

        var token = _tokenService.CreateToken(user);

        return Ok(new TokenResponse(token.AccessToken, "Bearer", token.ExpiresAt, user.ToResponse()));
    }
}