private async Task <bool> Unlike(LikeImageRequest request)
{
var likeImage = await _context.LikeImages.Where(x => x.UserId == request.UserId && x.ImageId == request.ImageId).FirstOrDefaultAsync();
var image = await _context.ThumbnailImages.FindAsync(request.ImageId);
image.NumberOflikes--;
try
{
_context.LikeImages.Remove(likeImage);
if (image.NumberOflikes < 0)
{
image.NumberOflikes = 0;
}
_context.ThumbnailImages.Update(image);
await _context.SaveChangesAsync();
return(true);
}
catch
{
return(false);
}
}
public async Task <IActionResult> LikeImage([FromForm] LikeImageRequest request)
{
var userInfo = _sessionService.GetDataFromToken();
if (request.UserId != userInfo.UserId)
{
return(StatusCode(401, new
{
Message = "userId is not correct"
}));
}
if (!await _imageApplication.IsExist(request.ImageId))
{
return(BadRequest(new
{
Message = "Image id is not correct"
}));
}
if (!await _userApplication.IsExist(request.UserId))
{
return(BadRequest(new
{
Message = "User id is not correct"
}));
}
var message = await _imageApplication.LikeImage(request);
return(Ok(new
{
Message = message
}));
}
public async Task <IActionResult> LikeImage([FromForm] LikeImageRequest request)
{
var userInfo = _sessionService.GetDataFromToken();
if (request.UserId != userInfo.UserId)
{
return(StatusCode(401, new
{
Message = "userId is not correct"
}));
}
var image = await _imageApplication.GetImageById(request.ImageId);
if (image == null)
{
return(BadRequest(new
{
Message = "Image id is not correct"
}));
}
if (!await _userApplication.IsExist(request.UserId))
{
return(BadRequest(new
{
Message = "User id is not correct"
}));
}
var message = await _imageApplication.LikeImage(request);
if (message == "Liked")
{
var nt = new Notification()
{
CreatedAt = DateTime.Now,
FromId = userInfo.UserId,
ToId = image.UserId,
Type = "likeImage"
};
var noticeRes = await _notificationApp.CreateNotification(nt);
if (noticeRes != null)
{
await _notificationApp.SendNotification(noticeRes);
}
}
return(Ok(new
{
Message = message
}));
}
public async Task <string> LikeImage(LikeImageRequest request)
{
var isLike = await _context.LikeImages
.AnyAsync(x => x.UserId == request.UserId && x.ImageId == request.ImageId);
var message = "";
if (isLike)
{
await this.Unlike(request);
message = "Liked";
}
else
{
await this.Like(request);
message = "Unliked";
}
return(message);
}
private async Task <bool> Like(LikeImageRequest request)
{
var likeImage = new LikeImage()
{
UserId = request.UserId,
ImageId = request.ImageId
};
var image = await _context.ThumbnailImages.FindAsync(request.ImageId);
image.NumberOflikes++;
try
{
_context.ThumbnailImages.Update(image);
_context.LikeImages.Add(likeImage);
await _context.SaveChangesAsync();
return(true);
}
catch (Exception)
{
return(false);
}
}
