using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using SurveyBackend.Core.Contexts;
using SurveyBackend.Core.Services;
using SurveyBackend.DTOs;
using SurveyBackend.DTOs.User;
using SurveyBackend.Mappers;
using IAuthorizationService = SurveyBackend.Core.Services.IAuthorizationService;

namespace SurveyBackend.Controllers;

/// <summary>
/// Контроллер для всего связанного с авторизацией пользователей
/// </summary>
[ApiController]
[Route("api/auth")]
public class AuthController : ControllerBase
{
    private readonly IAuthorizationService _authorizationService;
    private readonly IUserContext _userContext;
    private readonly IUserService _userService;

    /// <summary>
    /// Нет ну вы прикалываетесь что ли мне ща каждый контроллер описывать?
    /// </summary>
    /// <param name="authorizationService"></param>
    public AuthController(IAuthorizationService authorizationService, IUserContext userContext,
        IUserService userService)
    {
        _authorizationService = authorizationService;
        _userContext = userContext;
        _userService = userService;
    }

    /// <summary>
    /// Авторизация
    /// </summary>
    /// <remarks>Принимает на вход email и password. При отсутствии такого email вернет 404, при неправильном пароле 401, при успехе 200 и валидный токен</remarks>
    /// <param name="loginData"></param>
    /// <response code="200">Success: Возвращает токен</response>
    /// <response code="401">Unauthorized: Неправильный пароль</response>
    /// <returns></returns>
    [AllowAnonymous]
    [HttpPost("login")]
    [ProducesResponseType(StatusCodes.Status401Unauthorized)]
    [ProducesResponseType(StatusCodes.Status200OK)]
    public async Task<IActionResult> LogIn([FromBody] UserLoginDto loginData)
    {
        var token = await _authorizationService.LogInUser(loginData.Email, loginData.Password);
        return Ok(new { token = token });
    }

    /// <summary>
    /// Регистрация
    /// </summary>
    /// <remarks>Принимает на вход кучу всяких полей, потом разберемся</remarks>
    /// <param name="registerData"></param>
    /// <returns></returns>
    [AllowAnonymous]
    [HttpPost("register")]
    [ProducesResponseType(StatusCodes.Status401Unauthorized)]
    [ProducesResponseType(StatusCodes.Status200OK)]
    public async Task<IActionResult> Register([FromBody] UserRegistrationDto registerData)
    {
        var token = await _authorizationService.RegisterUser(
            UserMapper.UserRegistrationToModel(registerData));
        return Ok(new { token = token });
    }

    [Authorize]
    [HttpGet("me")]
    [ProducesResponseType(StatusCodes.Status401Unauthorized)]
    [ProducesResponseType(StatusCodes.Status200OK)]
    public async Task<IActionResult> GetMe()
    {
        var userId = _userContext.UserId;
        var user = await _userService.GetUserById(userId);
        var result = UserMapper.ModelToOutput(user);
        return Ok(result);
    }
}