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using AutoMapper;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using System;
using System.Globalization;
using System.Threading.Tasks;
using Timeline.Helpers;
using Timeline.Models.Http;
using Timeline.Services;
using Timeline.Services.Exceptions;
using static Timeline.Resources.Controllers.TokenController;
namespace Timeline.Controllers
{
/// <summary>
/// Operation about tokens.
/// </summary>
[Route("token")]
[ApiController]
[ProducesErrorResponseType(typeof(CommonResponse))]
public class TokenController : Controller
{
private readonly IUserTokenManager _userTokenManager;
private readonly ILogger<TokenController> _logger;
private readonly IClock _clock;
private readonly IMapper _mapper;
/// <summary></summary>
public TokenController(IUserTokenManager userTokenManager, ILogger<TokenController> logger, IClock clock, IMapper mapper)
{
_userTokenManager = userTokenManager;
_logger = logger;
_clock = clock;
_mapper = mapper;
}
/// <summary>
/// Create a new token for a user.
/// </summary>
/// <returns>Result of token creation.</returns>
[HttpPost("create")]
[AllowAnonymous]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status400BadRequest)]
public async Task<ActionResult<CreateTokenResponse>> Create([FromBody] CreateTokenRequest request)
{
void LogFailure(string reason, Exception? e = null)
{
_logger.LogInformation(e, Log.Format(LogCreateFailure,
("Reason", reason),
("Username", request.Username),
("Password", request.Password),
("Expire (in days)", request.Expire)
));
}
try
{
DateTime? expireTime = null;
if (request.Expire != null)
expireTime = _clock.GetCurrentTime().AddDays(request.Expire.Value);
var result = await _userTokenManager.CreateToken(request.Username, request.Password, expireTime);
_logger.LogInformation(Log.Format(LogCreateSuccess,
("Username", request.Username),
("Expire At", expireTime?.ToString(CultureInfo.CurrentCulture.DateTimeFormat) ?? "default")
));
return Ok(new CreateTokenResponse
{
Token = result.Token,
User = _mapper.Map<UserInfo>(result.User)
});
}
catch (UserNotExistException e)
{
LogFailure(LogUserNotExist, e);
return BadRequest(ErrorResponse.TokenController.Create_BadCredential());
}
catch (BadPasswordException e)
{
LogFailure(LogBadPassword, e);
return BadRequest(ErrorResponse.TokenController.Create_BadCredential());
}
}
/// <summary>
/// Verify a token.
/// </summary>
/// <returns>Result of token verification.</returns>
[HttpPost("verify")]
[AllowAnonymous]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status400BadRequest)]
public async Task<ActionResult<VerifyTokenResponse>> Verify([FromBody] VerifyTokenRequest request)
{
void LogFailure(string reason, Exception? e = null, params (string, object?)[] otherProperties)
{
var properties = new (string, object?)[2 + otherProperties.Length];
properties[0] = ("Reason", reason);
properties[1] = ("Token", request.Token);
otherProperties.CopyTo(properties, 2);
_logger.LogInformation(e, Log.Format(LogVerifyFailure, properties));
}
try
{
var result = await _userTokenManager.VerifyToken(request.Token);
_logger.LogInformation(Log.Format(LogVerifySuccess,
("Username", result.Username), ("Token", request.Token)));
return Ok(new VerifyTokenResponse
{
User = _mapper.Map<UserInfo>(result)
});
}
catch (UserTokenTimeExpireException e)
{
LogFailure(LogVerifyExpire, e, ("Expire Time", e.ExpireTime), ("Verify Time", e.VerifyTime));
return BadRequest(ErrorResponse.TokenController.Verify_TimeExpired());
}
catch (UserTokenBadVersionException e)
{
LogFailure(LogVerifyOldVersion, e, ("Token Version", e.TokenVersion), ("Required Version", e.RequiredVersion));
return BadRequest(ErrorResponse.TokenController.Verify_OldVersion());
}
catch (UserTokenBadFormatException e)
{
LogFailure(LogVerifyBadFormat, e);
return BadRequest(ErrorResponse.TokenController.Verify_BadFormat());
}
catch (UserNotExistException e)
{
LogFailure(LogVerifyUserNotExist, e);
return BadRequest(ErrorResponse.TokenController.Verify_UserNotExist());
}
}
}
}
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