public ProductCommentPartialViewModel(ProductComment comment, ReplyCommentInputModel replyCommentInputModels, ProductRatingViewModel userProductRating, int commentCounter)
{
this.Comment = comment;
this.UserProductRating = userProductRating;
this.CommentCounter = commentCounter;
this.ReplyCommentInputModel = replyCommentInputModels;
}
public ProductCommentPartialViewModel(ProductComment comment, ReplyCommentInputModel replyCommentInputModels, ProductRatingViewModel userProductRating, string currentUserId, int commentCounter, int repliesCount = 0)
{
this.Comment = comment;
this.UserProductRating = userProductRating;
this.RepliesCount = repliesCount;
this.CurrentUserId = currentUserId;
this.CommentCounter = commentCounter;
this.ReplyCommentInputModel = replyCommentInputModels;
}
public IActionResult LoadReplyToComment(ReplyCommentInputModel inputModel)
{
return(this.PartialView("Views/Products/_ProductCommentReplyPartial.cshtml", inputModel));
}
public async Task <IActionResult> ReplyToComment(ReplyCommentInputModel inputModel, string pageFragment, string commentsPage, string commentsOrderingOption)
{
var productId = inputModel.ProductId;
var commentId = inputModel.ParentCommentId;
//Sanitize pageFragment
pageFragment = this.javaScriptEncoder.Encode(pageFragment);
//Sanitize commentsPage
if (commentsPage != null)
{
commentsPage = this.htmlEncoder.Encode(commentsPage);
}
//Check if data is valid without looking into the database
if (this.ModelState.IsValid == false)
{
//Store input model for passing in get action
TempData["InputModelFromPOSTRequest"] = JsonSerializer.Serialize(inputModel);
TempData["InputModelFromPOSTRequestType"] = nameof(ReplyCommentInputModel);
//Add suitable model state error for UI validation
var newModelState = new ModelStateDictionary(this.ModelState);
foreach (var modelStateEntry in this.ModelState.Values)
{
foreach (var modelStateError in modelStateEntry.Errors)
{
newModelState.AddModelError($"ParentCommentId_{inputModel.CommentCounter}", modelStateError.ErrorMessage);
}
}
//Store needed info for get request in TempData
TempData["ErrorsFromPOSTRequest"] = ModelStateHelper.SerialiseModelState(newModelState);
return(this.RedirectToAction("ProductPage", "Products", new { productId, commentsPage, commentsOrderingOption }, pageFragment));
}
var userId = this.userService.GetUserId(this.User.Identity.Name);
//Check if parent comment for this product exists
if (this.productCommentService.CommentExists(commentId) == false)
{
this.ModelState.AddModelError($"ParentCommentId_{inputModel.CommentCounter}", "Can't reply to nonexistent comment.");
}
//Check if the user isn't trying to reply to himself
if (this.productCommentService.CommentBelongsToUser(commentId, userId))
{
this.ModelState.AddModelError($"ParentCommentId_{inputModel.CommentCounter}", "Can't reply to yourself.");
}
//Check if model state is valid after checking into the database
if (this.ModelState.IsValid == false)
{
//Store input model for passing in get action
TempData["InputModelFromPOSTRequest"] = JsonSerializer.Serialize(inputModel);
TempData["InputModelFromPOSTRequestType"] = nameof(ReplyCommentInputModel);
//Store needed info for get request in TempData only if the model state is invalid after doing the complex checks
TempData["ErrorsFromPOSTRequest"] = ModelStateHelper.SerialiseModelState(this.ModelState);
//Reload same page with the TempData
return(this.RedirectToAction("ProductPage", "Products", new { productId, commentsPage, commentsOrderingOption }, pageFragment));
}
//Create new reply comment
var replyComment = new ProductComment
{
ProductId = productId,
ParentCommentId = commentId,
Text = inputModel.Text,
CommentedOn = DateTime.UtcNow,
UserId = userId
};
await this.productCommentService.AddAsync(replyComment);
return(this.RedirectToAction("ProductPage", "Products", new { productId, toReplyComment = replyComment.Id, commentsPage = commentsPage, commentsOrderingOption }, pageFragment));
}