HomeController

private string BuildGameListAsHtmlText(IEnumerable<GameListViewModel> allGames)
        {
            var builder = new StringBuilder();
            builder.AppendLine(@"<div class=""card-group"">");

            var columnCounter = 0;

            foreach (var g in allGames)
            {
                var description = g.Description;

                if (g.Description.Length > 299)
                {
                description = g.Description.Substring(0, 299);
                }
                if (description.Length == 299)
                {
                    description = description + "...";
                }


                var row = $@"<div class=""card col-md-4 thumbnail""><img class=""card-image-top img-fluid img-thumbnail"" onerror =""this.src='{g.Image}';"" src=""{g.Image}"" >
                                <div class=""card-body""><h4 class=""card-title"">{g.Title}</h4><p class=""card-text""><strong>{g.Price:f2}</strong> - &euro;</p><p class=""card-text""><strong>{g.Size}</strong> GB</p><p class=""card-text"">{description}</p></div>
                                <div class=""card-footer""><a class=""card-button btn btn-outline-primary"" name=""info"" href=""/game/details/{g.Id}"">Info</a><a class=""card-button btn btn-primary"" name=""buy"" href=""/shopping/add/{g.Id}"">Buy</a></div>
                            </div>";

                if (columnCounter == 0)
                {
                    builder.Append(row);
                    columnCounter++;
                    continue;
                }

                if ((columnCounter + 1) % 3 == 0)
                {
                    builder.AppendLine(row);
                    builder.AppendLine(@"</ div > ");
                    builder.AppendLine( @"<div class=""card-group"">");
                }
                else
                {
                    builder.AppendLine(row);
                }

                columnCounter++;
            }

            builder.Append(@"</div>");
            return builder.ToString();
        }