Error executing template "Designs/Swift/Paragraph/CustomPublicationDownload.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
   at CompiledRazorTemplates.Dynamic.RazorEngine_e97cef0b74674299af93ebb301fdb8ce.ExecuteAsync()
   at RazorEngine.Templating.TemplateBase.Run(ExecuteContext context, TextWriter reader)
   at RazorEngine.Templating.RazorEngineCore.RunTemplate(ICompiledTemplate template, TextWriter writer, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineService.Run(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.DynamicWrapperService.Run(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineServiceExtensions.Run(IRazorEngineService service, String name, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
   at RazorEngine.Templating.RazorEngineServiceExtensions.<>c__DisplayClass23_0.<Run>b__0(TextWriter writer)
   at RazorEngine.Templating.RazorEngineServiceExtensions.WithWriter(Action`1 withWriter)
   at RazorEngine.Templating.RazorEngineServiceExtensions.Run(IRazorEngineService service, String name, Type modelType, Object model, DynamicViewBag viewBag)
   at Dynamicweb.Rendering.RazorTemplateRenderingProvider.Render(Template template)
   at Dynamicweb.Rendering.TemplateRenderingService.Render(Template template)
   at Dynamicweb.Rendering.Template.RenderRazorTemplate()


  1     @inherits Dynamicweb.Rendering.ViewModelTemplate<Dynamicweb.Frontend.ParagraphViewModel>
  2     @using Dynamicweb.Ecommerce.ProductCatalog
  3     @using Dynamicweb.Ecommerce.CustomerExperienceCenter.Favorites
  4     
  5     
  6     @{
  7     	ProductViewModel product = null;
  8     	if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
  9     	{
 10     		product = (ProductViewModel)Dynamicweb.Context.Current.Items["ProductDetails"];
 11     	}
 12     	else if (Pageview.Page.Item["DummyProduct"] != null)
 13     	{
 14     		var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Pageview.Page);
 15     		ProductListViewModel productList = pageViewModel.Item.GetValue("DummyProduct") != null ? pageViewModel.Item.GetValue("DummyProduct") as ProductListViewModel : new ProductListViewModel();
 16     
 17     		if (productList?.Products is object)
 18     		{
 19     			product = productList.Products[0];
 20     		}
 21     	}
 22     
 23     	string uniqueId = $"{product?.Id}_{product?.VariantId.Replace(".", "_")}_{Pageview.CurrentParagraph.ID}";
 24     
 25     	string horizontalAlign = Model.Item.GetRawValueString("HorizontalAlignment", string.Empty);
 26     	horizontalAlign = horizontalAlign == "center" ? "justify-content-center" : horizontalAlign;
 27     	horizontalAlign = horizontalAlign == "end" ? "justify-content-end" : horizontalAlign;
 28     	horizontalAlign = horizontalAlign == "full" ? string.Empty : horizontalAlign;
 29     
 30     	string buttonSize = Model.Item.GetRawValueString("ButtonSize", "regular");
 31     
 32     	switch (buttonSize)
 33     	{
 34     		case "small":
 35     			buttonSize = " btn-sm";
 36     			break;
 37     		case "regular":
 38     			buttonSize = string.Empty;
 39     			break;
 40     		case "large":
 41     			buttonSize = " btn-lg";
 42     			break;
 43     	}
 44     
 45     	string iconPath = "/Files/Icons/";
 46     
 47     	string flexFill = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "flex-fill" : string.Empty;
 48     	string fullWidth = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "w-100" : string.Empty;
 49     	string icon = Model.Item.GetRawValueString("Icon", iconPath + "printer.svg");
 50     	string label = !icon.Contains("_none") ? $"<span class=\"icon-2\">{ReadFile(icon)}</span>" : string.Empty;
 51     	label += !icon.Contains("_none") && !Model.Item.GetBoolean("HideButtonText") ? " " : string.Empty;
 52     	label += !Model.Item.GetBoolean("HideButtonText") && !string.IsNullOrEmpty(Model.Item.GetString("Title")) ? Model.Item.GetString("Title") : string.Empty;
 53     }
 54     
 55     @if (product is object)
 56     {
 57     	string theme = !string.IsNullOrWhiteSpace(Model.Item.GetRawValueString("Theme")) ? " theme " + Model.Item.GetRawValueString("Theme").Replace(" ", "").Trim().ToLower() : "";
 58     	var publication = Model.Item.GetRawValueString("Publication", "");
 59     
 60     	@if (!string.IsNullOrEmpty(publication))
 61     	{
 62     
 63     		var pageObj = Dynamicweb.Content.Services.Pages.GetPage(Convert.ToInt32(publication));
 64     
 65     		if (pageObj is object)
 66     		{
 67     			<div class="d-flex @horizontalAlign @fullWidth item_@Model.Item.SystemName.ToLower()">
 68     				<form target="_blank" action="/Default.aspx?ID=@(pageObj.ID)" method="post" id="DownloadPublicationModalForm@(uniqueId)">
 69     					<input type="hidden" name="mainproductid" value="@product.Id">
 70     					<input type="hidden" name="print" value="true">
 71     
 72     					@if (!string.IsNullOrEmpty(product.VariantId))
 73     					{
 74     						<input type="hidden" name="VariantId" value="@product.VariantId">
 75     					}							
 76     
 77     					<button type="button" onclick="GetPublication(event)" class="btn btn-primary @(buttonSize) @flexFill @theme" style="white-space: nowrap" title="@Model.Item.GetString("Title")" id="DownloadPublication@(uniqueId)">
 78     						@if (!Model.Item.GetBoolean("HideButtonText"))
 79     						{
 80     							<span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
 81     								@label
 82     							</span>
 83     						}
 84     						else
 85     						{
 86     							@label
 87     						}
 88     					</button>
 89     				</form>
 90     			</div>
 91     		}
 92     
 93     	}
 94     
 95     
 96     	<script>
 97     		const GetPublication = (e) => {
 98     			const clickedButton = e.currentTarget;
 99     			const form = clickedButton.closest('form');
100     
101     			form.closest('form').submit();
102     
103     			commentField = form.querySelector('textarea[name="DealerComment"]');
104     
105     			if (commentField) {
106     				commentField.value = "";
107     			}
108     		};
109     	</script>
110     }
111     else if (Pageview.IsVisualEditorMode)
112     {
113     	<div class="d-flex @horizontalAlign @fullWidth item_@Model.Item.SystemName.ToLower()">
114     		<button type="button" class="btn btn-primary @(buttonSize) @flexFill" data-bs-toggle="modal" data-bs-target="#DownloadPublicationModal@(uniqueId)" style="white-space: nowrap" title="@Model.Item.GetString("Title")" id="DownloadPublication@(uniqueId)">
115     			@if (!Model.Item.GetBoolean("HideButtonText"))
116     			{
117     				<span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
118     					@label
119     				</span>
120     			}
121     			else
122     			{
123     				@label
124     			}
125     		</button>
126     	</div>
127     }
128