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using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Threading.Tasks;
using Timeline.Filters;
using Timeline.Helpers.Cache;
using Timeline.Models;
using Timeline.Models.Validation;
using Timeline.Services.User;
using Timeline.Services.User.Avatar;
namespace Timeline.Controllers.V2
{
/// <summary>
/// Operations about user avatar.
/// </summary>
[ApiController]
[Route("v2/users/{username}/avatar")]
public class UserAvatarV2Controller : V2ControllerBase
{
private readonly IUserService _userService;
private readonly IUserAvatarService _service;
public UserAvatarV2Controller(IUserService userService, IUserAvatarService service)
{
_userService = userService;
_service = service;
}
/// <summary>
/// Get avatar of a user.
/// </summary>
/// <param name="username">Username of the user to get avatar of.</param>
/// <param name="ifNoneMatch">If-None-Match header.</param>
/// <returns>Avatar data.</returns>
[HttpGet]
[ProducesImages]
[ProducesResponseType(typeof(byte[]), StatusCodes.Status200OK)]
[ProducesResponseType(typeof(void), StatusCodes.Status304NotModified)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public async Task<IActionResult> Get([FromRoute][Username] string username, [FromHeader(Name = "If-None-Match")] string? ifNoneMatch)
{
_ = ifNoneMatch;
long userId = await _userService.GetUserIdByUsernameAsync(username);
return await DataCacheHelper.GenerateActionResult(this, () => _service.GetAvatarDigestAsync(userId), () => _service.GetAvatarAsync(userId));
}
/// <summary>
/// Set avatar of a user. You have to be administrator to change other's.
/// </summary>
/// <param name="username">Username of the user to set avatar of.</param>
/// <param name="body">The avatar data.</param>
[HttpPut]
[Authorize]
[ConsumesImages]
[MaxContentLength(1000 * 1000 * 10)]
[ProducesResponseType(StatusCodes.Status204NoContent)]
[ProducesResponseType(StatusCodes.Status401Unauthorized)]
[ProducesResponseType(StatusCodes.Status403Forbidden)]
[ProducesResponseType(StatusCodes.Status422UnprocessableEntity)]
public async Task<IActionResult> Put([FromRoute][Username] string username, [FromBody] ByteData body)
{
long userId = await _userService.GetUserIdByUsernameAsync(username);
if (!UserHasPermission(UserPermission.UserManagement) && GetAuthUserId() != userId)
{
return Forbid();
}
var digest = await _service.SetAvatarAsync(userId, body);
Response.Headers.Append("ETag", $"\"{digest.ETag}\"");
return NoContent();
}
/// <summary>
/// Reset the avatar to the default one. You have to be administrator to reset other's.
/// </summary>
/// <param name="username">Username of the user.</param>
/// <response code="200">Succeeded to reset.</response>
/// <response code="401">You have not logged in.</response>
/// <response code="403">You are not administrator.</response>
[HttpDelete]
[Authorize]
[NotEntityDelete]
[ProducesResponseType(StatusCodes.Status204NoContent)]
[ProducesResponseType(StatusCodes.Status401Unauthorized)]
[ProducesResponseType(StatusCodes.Status403Forbidden)]
[ProducesResponseType(StatusCodes.Status422UnprocessableEntity)]
public async Task<IActionResult> Delete([FromRoute][Username] string username)
{
long userId = await _userService.GetUserIdByUsernameAsync(username);
if (!UserHasPermission(UserPermission.UserManagement) && GetAuthUserId() != userId)
{
return Forbid();
}
await _service.DeleteAvatarAsync(userId);
return NoContent();
}
}
}
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