Error executing template "Designs/Swift/Paragraph/Swift_ProductAddToCart.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
at CompiledRazorTemplates.Dynamic.RazorEngine_75513321f67b44f18e8ee1988eafeba2.Execute() in F:\Domains\Sites\uat-krvc.mydwsitec.com\Files\Templates\Designs\Swift\Paragraph\Swift_ProductAddToCart.cshtml:line 41
at RazorEngine.Templating.TemplateBase.RazorEngine.Templating.ITemplate.Run(ExecuteContext context, TextWriter reader)
at RazorEngine.Templating.RazorEngineService.RunCompile(ITemplateKey key, TextWriter writer, Type modelType, Object model, DynamicViewBag viewBag)
at RazorEngine.Templating.RazorEngineServiceExtensions.<>c__DisplayClass16_0.<RunCompile>b__0(TextWriter writer)
at RazorEngine.Templating.RazorEngineServiceExtensions.WithWriter(Action`1 withWriter)
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.Core.Encoders
4 @using System.Globalization
5
6 @functions {
7 string DoubleToString(double? value)
8 {
9 if (value.HasValue)
10 {
11 return value.Value.ToString(CultureInfo.InvariantCulture);
12 }
13 return null;
14 }
15 }
16
17 @{
18 ProductViewModel product = null;
19 if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
20 {
21 product = (ProductViewModel)Dynamicweb.Context.Current.Items["ProductDetails"];
22 }
23 else if (Pageview.Page.Item["DummyProduct"] != null && Pageview.IsVisualEditorMode)
24 {
25 var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Pageview.Page);
26 ProductListViewModel productList = pageViewModel.Item.GetValue("DummyProduct") != null ? pageViewModel.Item.GetValue("DummyProduct") as ProductListViewModel : new ProductListViewModel();
27
28 if (productList?.Products is object)
29 {
30 product = productList.Products[0];
31 }
32 }
33
34 bool showZeroPrice = Model.Item.GetString("ShowPrice") == "show";
35 string zeroPriceMessage = Model.Item.GetString("Message");
36
37 string anonymousUsersLimitations = Pageview.AreaSettings.GetRawValueString("AnonymousUsers", "");
38 bool anonymousUser = Pageview.User == null;
39 bool isErpConnectionDown = !Dna.Ecommerce.LiveIntegration.TemplatesHelper.IsWebServiceConnectionAvailable();
40 bool isLazyLoadingForProductInfoEnabled = Dna.Ecommerce.LiveIntegration.TemplatesHelper.IsLazyLoadingForProductInfoEnabled;
41 bool hideAddToCart = (anonymousUsersLimitations.Contains("cart") && anonymousUser) || (Pageview.AreaSettings.GetBoolean("ErpDownHideAddToCart") && isErpConnectionDown) || (!showZeroPrice && (product.Price.Price <= 0 && !isLazyLoadingForProductInfoEnabled));
42 hideAddToCart = Dna.SwiftRizzo.NonOrderable.Helpers.IsProductNonOrderable(product) || hideAddToCart;
43 hideAddToCart = Pageview.IsVisualEditorMode ? false : hideAddToCart;
44
45 string horizontalAlign = Model.Item.GetRawValueString("HorizontalAlignment", "");
46 horizontalAlign = horizontalAlign == "center" ? "justify-content-center" : horizontalAlign;
47 horizontalAlign = horizontalAlign == "end" ? "justify-content-end" : horizontalAlign;
48 horizontalAlign = horizontalAlign == "full" ? "" : horizontalAlign;
49
50 string fullWidth = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "w-100" : "";
51 }
52
53 @if (product is object && !hideAddToCart)
54 {
55 bool favoritesSelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowAddToFavorites")) ? Model.Item.GetBoolean("ShowAddToFavorites") : false;
56 bool quantitySelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowQuantitySelector")) ? Model.Item.GetBoolean("ShowQuantitySelector") : false;
57 bool unitsSelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowUnitsSelector")) ? Model.Item.GetBoolean("ShowUnitsSelector") : false;
58 bool hideInventory = !string.IsNullOrEmpty(Model.Item.GetString("HideInventory")) ? Model.Item.GetBoolean("HideInventory") : false;
59 bool hideStockState = !string.IsNullOrEmpty(Model.Item.GetString("HideStockState")) ? Model.Item.GetBoolean("HideStockState") : false;
60
61 string buttonSize = Model.Item.GetRawValueString("ButtonSize", "regular");
62 string inputSize = string.Empty;
63
64 switch (buttonSize)
65 {
66 case "small":
67 inputSize = " input-group-sm";
68 buttonSize = " btn-sm";
69 break;
70 case "regular":
71 buttonSize = string.Empty;
72 break;
73 case "large":
74 inputSize = " input-group-lg";
75 buttonSize = " btn-lg";
76 break;
77 }
78
79 string iconPath = "/Files/icons/";
80 string url = "/Default.aspx?ID=" + (GetPageIdByNavigationTag("CartService"));
81 if (!url.Contains("LayoutTemplate"))
82 {
83 url += url.Contains("?") ? "&LayoutTemplate=Swift_MiniCart.cshtml" : "?LayoutTemplate=Swift_MiniCart.cshtml";
84 }
85
86 string whenVariantsExist = Model.Item.GetRawValueString("WhenVariantsExist", "hide");
87 string flexFill = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "flex-fill" : "";
88 string addToCartIcon = Model.Item.GetRawValueString("Icon", iconPath + "shopping-cart.svg");
89 string addToCartLabel = !addToCartIcon.Contains("_none") ? $"<span class=\"icon-2\">{ReadFile(addToCartIcon)}</span>" : "";
90 addToCartLabel += !addToCartIcon.Contains("_none") && !Model.Item.GetBoolean("HideButtonText") ? " " : "";
91 addToCartLabel += !Model.Item.GetBoolean("HideButtonText") ? $"<span class=\"d-none d-md-inline\">{Translate("Add to cart")}</span><span class=\"d-inline d-md-none\">{Translate("Add")}</span>" : "";
92
93 bool userHasPendingQuote = Dynamicweb.Ecommerce.Common.Context.Cart != null && Dynamicweb.Ecommerce.Common.Context.Cart.IsQuote;
94 string cartOnClickText = userHasPendingQuote ? $"alert('{Translate("You need to complete your current quote or empty the cart before adding this product to cart")}')"
95 : "swift.Cart.Update(event)";
96
97 string liveInfoClass = isLazyLoadingForProductInfoEnabled ? "js-live-info" : "";
98
99 if (product.VariantInfo.VariantInfo == null || whenVariantsExist == "disable")
100 {
101 string unitId = !string.IsNullOrEmpty(Dynamicweb.Context.Current.Request.Form.Get("UnitId")) ? Dynamicweb.Context.Current.Request.Form.Get("UnitId") : product.DefaultUnitId;
102 if (string.IsNullOrEmpty(unitId) && product?.UnitOptions != null)
103 {
104 if (product.UnitOptions.FirstOrDefault<UnitOptionViewModel>() != null)
105 {
106 unitId = product.UnitOptions.FirstOrDefault<UnitOptionViewModel>().Id;
107 }
108 }
109
110 double? stepQty = product.PurchaseQuantityStep > 0 ? product.PurchaseQuantityStep : 1;
111 double? minQty = product.PurchaseMinimumQuantity > 0 ? product.PurchaseMinimumQuantity : 1;
112 double? valueQty = minQty > stepQty ? minQty : stepQty;
113 string disableAddToCart = null;
114 double? maxQty = null;
115
116 if (product.ProductType == Dynamicweb.Ecommerce.Products.ProductType.Stock && !product.NeverOutOfstock)
117 {
118 disableAddToCart = (product.StockLevel <= 0) || (!product.NeverOutOfstock && isLazyLoadingForProductInfoEnabled) ? "disabled" : disableAddToCart;
119 maxQty = product.StockLevel;
120 }
121
122 disableAddToCart = whenVariantsExist == "disable" && product.VariantInfo.VariantInfo != null && string.IsNullOrEmpty(product.VariantId) ? "disabled" : disableAddToCart;
123
124 if (unitsSelector && product.UnitOptions.Count > 0)
125 {
126 <form method="post" action="/Default.aspx?ID=@(Pageview.Page.ID)&ProductId=@product.Id" id="UnitSelectorForm_@(product.Id)_@(product.VariantId.Replace(".", "_"))_@Model.ID">
127 <input type="hidden" name="redirect" value="false">
128 <input type="hidden" name="VariantID" value="@product.VariantId">
129 <input type="hidden" name="UnitID" class="js-unit-id" value="@unitId">
130 </form>
131 }
132
133 <div class="d-flex @horizontalAlign @fullWidth @liveInfoClass js-input-group item_@Model.Item.SystemName.ToLower()" data-product-id="@product.Id" data-variant-id="@product.VariantId" data-show-zero-price="@showZeroPrice" data-zero-price-message="@zeroPriceMessage">
134 @if (!anonymousUser && favoritesSelector)
135 {
136 @RenderPartial("Components/ToggleFavorite.cshtml", product)
137 }
138
139 @*START CUSTOM CODE*@
140 @if (product.ReplacementProduct != null && product.ReplacementProduct.ProductId != "")
141 {
142 var replacementProductLink = $"{Dynamicweb.Frontend.SearchEngineFriendlyURLs.GetFriendlyUrl(GetPageIdByNavigationTag("Shop"))}?ProductId={product.ReplacementProduct.ProductId}&VariantId={product.ReplacementProduct.VariantId}";
143
144 <div class="@fullWidth ms-4">
145 <a href="@replacementProductLink" class="btn btn-primary text-nowrap">@Translate("View Replacement")</a>
146 </div>
147 }
148 else
149 {
150 @*END CUSTOM CODE*@
151 <form method="post" action="@url" class="@fullWidth" style="z-index: 1">
152 <input type="hidden" name="redirect" value="false">
153 <input type="hidden" name="ProductId" value="@product.Id">
154 <input type="hidden" name="ProductName" value="@HtmlEncoder.HtmlEncode(product.Name)">
155 <input type="hidden" name="ProductVariantName" value="@product.VariantName">
156 <input type="hidden" name="ProductCurrency" value="@Dynamicweb.Ecommerce.Common.Context.Currency.Code">
157 <input type="hidden" name="ProductPrice" value="@PriceViewModelExtensions.ToStringInvariant(product.Price)">
158 <input type="hidden" name="ProductReferer" value="component_ProductAddToCart">
159 <input type="hidden" name="cartcmd" value="add">
160 <input type="submit" class="d-none" onclick="event.preventDefault(); swift.Cart.Update(event)"> @* Fix for enterKey should not redirect to minicart page *@
161
162 @if (!string.IsNullOrEmpty(product.VariantId))
163 {
164 <input type="hidden" name="VariantId" value="@product.VariantId">
165 }
166
167 <template class="js-step-quantity-warning">
168 <div class="modal-header">
169 <h1 class="modal-title fs-5">@Translate("The quantity is not valid")</h1>
170 <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
171 </div>
172 <div class="modal-body">
173 @Translate("Please select a quantity that is dividable by") @stepQty
174 </div>
175 </template>
176
177
178 <template class="js-min-quantity-warning">
179 <div class="modal-header">
180 <h1 class="modal-title fs-5">@Translate("The product could not be added to the cart")</h1>
181 <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
182 </div>
183 <div class="modal-body">
184 @Translate("The quantity is not valid. You must buy at least") @product.PurchaseMinimumQuantity
185 </div>
186 </template>
187
188 <template class="js-value-missing-warning">
189 <div class="modal-header">
190 <h1 class="modal-title fs-5">@Translate("No amount specified")</h1>
191 <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
192 </div>
193 <div class="modal-body">
194 @Translate("Specify an amount to add to the cart")
195 </div>
196 </template>
197
198
199 @if (userHasPendingQuote)
200 {
201 <input type="hidden" name="PendingQuote" value="true">
202
203 <template class="js-pending-quote-notice">
204 <div class="modal-header">
205 <h1 class="modal-title fs-5">@Translate("Pending Quote")</h1>
206 <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="@Translate("Close")"></button>
207 </div>
208 <div class="modal-body">
209 @Translate("You need to complete your current quote or empty the cart before adding this product to cart.")
210 </div>
211 </template>
212 }
213
214 @if (quantitySelector || (!anonymousUser && product.VariantInfo.VariantInfo != null) || (!anonymousUser && favoritesSelector))
215 {
216 <input type="hidden" id="Unit_@(product.Id)_@product.VariantId.Replace(".", "_")" name="UnitID" value="@unitId" />
217 }
218
219 <div class="d-flex flex-row w-100">
220 @if (!quantitySelector)
221 {
222 <input id="Quantity_@(product.Id)_@product.VariantId.Replace(".", "_")" class="swift_quantity_field" name="Quantity" value="@valueQty" type="hidden" @disableAddToCart>
223 }
224
225 @if (unitsSelector && product.UnitOptions.Count > 0)
226 {
227 string selectedUnitName = !string.IsNullOrEmpty(unitId) && product?.UnitOptions != null ? unitId : product.UnitOptions.FirstOrDefault<UnitOptionViewModel>().Name;
228
229 foreach (var unitOption in product.UnitOptions)
230 {
231 if (unitOption.Id == unitId)
232 {
233 selectedUnitName = unitOption.Name;
234 }
235 }
236
237 <div class="d-flex flex-column gap-2 w-100">
238 <div class="input-group input-primary-button-group flex-nowrap@(inputSize)">
239
240 @if (quantitySelector)
241 {
242 <input id="Quantity_@(product.Id)_@product.VariantId.Replace(".", "_")" name="Quantity" value="@DoubleToString(valueQty)" step="@DoubleToString(stepQty)" min="@DoubleToString(minQty)" max="@DoubleToString(maxQty)" class="form-control swift_quantity-field" style="min-width: 60px; max-width: 100px; z-index: 1" type="number" @disableAddToCart>
243 }
244
245 <button class="btn btn-secondary @flexFill dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">
246 @selectedUnitName
247 </button>
248
249 <ul class="dropdown-menu swift_unit-field">
250 @foreach (var unitOption in product.UnitOptions)
251 {
252 var selectedUnit = unitOption.Id == unitId ? "selected" : "";
253
254 <li>
255 <button type="button" class="btn dropdown-item" data-value="@unitOption.Id" onclick="document.querySelector('#UnitSelectorForm_@(product.Id)_@(product.VariantId.Replace(".", "_"))_@Model.ID').querySelector('.js-unit-id').value = this.getAttribute('data-value');
256 document.querySelector('#Unit_@(product.Id)_@product.VariantId.Replace(".", "_")').value = this.getAttribute('data-value');
257 swift.PageUpdater.Update(document.querySelector('#UnitSelectorForm_@(product.Id)_@(product.VariantId.Replace(".", "_"))_@Model.ID'))">
258 <span>@unitOption.Name</span>
259 <span>
260 @if (unitOption.StockLevel > 0 || unitOption.NeverOutOfStock)
261 {
262 if (!Model.Item.GetBoolean("HideInventory") && !unitOption.NeverOutOfStock)
263 {
264 <span class="small text-success">@unitOption.StockLevel @Translate("In stock")</span>
265 }
266 else
267 {
268 <span class="small text-success">@Translate("In stock")</span>
269 }
270 }
271 else
272 {
273 <span class="small text-danger">@Translate("Out of Stock")</span>
274 }
275 </span>
276 </button>
277 </li>
278 }
279 </ul>
280 </div>
281 <button type="button" onclick="@cartOnClickText" class="btn btn-primary @(buttonSize) js-add-to-cart-button" style="white-space: nowrap" @disableAddToCart title="@Translate("Add to cart")" id="AddToCartButton@(product.Id)_@Pageview.CurrentParagraph.ID">
282 @if (!Model.Item.GetBoolean("HideButtonText"))
283 {
284 <span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
285 @addToCartLabel
286 </span>
287 }
288 else
289 {
290 @addToCartLabel
291 }
292 </button>
293 </div>
294 }
295 else
296 {
297 <div class="input-group input-primary-button-group flex-nowrap@(inputSize)">
298 @if (quantitySelector)
299 {
300 <input id="Quantity_@(product.Id)_@product.VariantId.Replace(".", "_")" name="Quantity" value="@DoubleToString(valueQty)" step="@DoubleToString(stepQty)" min="@DoubleToString(minQty)" max="@DoubleToString(maxQty)" class="form-control swift_quantity-field" style="min-width: 60px; max-width: 100px; z-index: 1" type="number" @disableAddToCart>
301 }
302
303 <button type="button" onclick="@cartOnClickText" class="btn btn-primary @(buttonSize) @flexFill js-add-to-cart-button" style="white-space: nowrap" @disableAddToCart title="@Translate("Add to cart")" id="AddToCartButton@(product.Id)_@Pageview.CurrentParagraph.ID">
304 @if (!Model.Item.GetBoolean("HideButtonText"))
305 {
306 <span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
307 @addToCartLabel
308 </span>
309 }
310 else
311 {
312 @addToCartLabel
313 }
314 </button>
315 </div>
316 }
317 </div>
318 </form>
319 @*START CUSTOM CODE*@
320 }
321 @*END CUSTOM CODE*@
322
323
324 </div>
325 }
326 else if (whenVariantsExist == "modal")
327 {
328 string ButtonShape = Model.Item.GetRawValueString("VariantButtonShape", "square");
329 string buttonAspectRatio = Model.Item.GetRawValueString("VariantImageAspectRatio", "56%");
330
331 string buttonText = Translate("Select");
332 string variantId = !string.IsNullOrWhiteSpace(product.VariantId) ? product.VariantId : product.DefaultVariantId;
333
334 string variantSelectorServicePageId = !string.IsNullOrEmpty(Model.Item.GetString("VariantSelectorServicePageId")) ? Model.Item.GetLink("VariantSelectorServicePageId").PageId.ToString() : "";
335 variantSelectorServicePageId = variantSelectorServicePageId != "" ? variantSelectorServicePageId : GetPageIdByNavigationTag("VariantSelectorService").ToString();
336
337 <div class="d-flex @horizontalAlign w-100 item_@Model.Item.SystemName.ToLower()">
338 @if (!anonymousUser && favoritesSelector)
339 {
340 @RenderPartial("Components/ToggleFavorite.cshtml", product)
341 }
342 <form action="/Default.aspx?ID=@variantSelectorServicePageId" data-response-target-element="DynamicModalContent" data-preloader="inline" style="z-index: 1" class="@fullWidth">
343 <input type="hidden" name="ProductID" value="@product.Id">
344 <input type="hidden" name="VariantID" value="@variantId">
345 <input type="hidden" name="QuantitySelector" value="@quantitySelector.ToString()">
346 <input type="hidden" name="HideInventory" value="@hideInventory.ToString()">
347 <input type="hidden" name="HideStockState" value="@hideStockState.ToString()">
348 <input type="hidden" name="ButtonLayout" value="@ButtonShape">
349 <input type="hidden" name="ButtonAspectRatio" value="@buttonAspectRatio">
350 <input type="hidden" name="VariantSelectorServicePage" value="@variantSelectorServicePageId">
351 <input type="hidden" name="ViewType" value="ModalContent">
352 @if (isLazyLoadingForProductInfoEnabled)
353 {
354 @* If lazy loading is enabled, bypass it because we're loading a modal window, so render everything as if it was server-side *@
355 <input type="hidden" name="getproductinfo" value="true">
356 }
357 <button type="button" onclick="@cartOnClickText" class="btn btn-primary@(buttonSize) @fullWidth" title="@Translate("Select")" data-bs-toggle="modal" data-bs-target="#DynamicModal" id="OpenVariantSelectorModal@(product.Id)_@Pageview.CurrentParagraph.ID">@buttonText</button>
358 </form>
359 </div>
360 }
361 }
362 else if (!string.IsNullOrEmpty(zeroPriceMessage))
363 {
364 <div class="d-flex @horizontalAlign @fullWidth item_@Model.Item.SystemName.ToLower()">@zeroPriceMessage</div>
365 }
366 else if (Pageview.IsVisualEditorMode)
367 {
368 <div class="alert alert-dark m-0">@Translate("No products available")</div>
369 }
370