Error executing template "Designs/Swift/Paragraph/Swift_ProductAddToCart_Custom.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
at CompiledRazorTemplates.Dynamic.RazorEngine_6416498c4020484f91a3454c66dc0b70.Execute() in D:\dynamicweb.net\Solutions\Twoday\cerama.cloud.dynamicweb-cms.com\Files\Templates\Designs\Swift\Paragraph\Swift_ProductAddToCart_Custom.cshtml:line 32
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 @*//CUSTOM*@
4 @using Dynamicweb.Core.Encoders
5 @using Dynamicweb.Ecommerce.CustomerExperienceCenter.Favorites
6
7 @* CUSTOMIZED STANDARD SWIFT (??) TEMPLATE *@
8
9 @{
10 ProductViewModel product = null;
11 if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
12 {
13 product = (ProductViewModel)Dynamicweb.Context.Current.Items["ProductDetails"];
14 }
15 else if (Pageview.Page.Item["DummyProduct"] != null && Pageview.IsVisualEditorMode)
16 {
17 var pageViewModel = Dynamicweb.Frontend.ContentViewModelFactory.CreatePageInfoViewModel(Pageview.Page);
18 ProductListViewModel productList = pageViewModel.Item.GetValue("DummyProduct") != null ? pageViewModel.Item.GetValue("DummyProduct") as ProductListViewModel : new ProductListViewModel();
19
20 if (productList?.Products is object)
21 {
22 product = productList.Products[0];
23 }
24 }
25
26 string anonymousUsersLimitations = Pageview.AreaSettings.GetRawValueString("AnonymousUsers", "");
27 bool anonymousUser = Pageview.User == null;
28 bool isErpConnectionDown = !Dynamicweb.Core.Converter.ToBoolean(Dynamicweb.Context.Current.Items["IsWebServiceConnectionAvailable"]);
29 bool hideAddToCart = anonymousUsersLimitations.Contains("cart") && anonymousUser || Pageview.AreaSettings.GetBoolean("ErpDownHideAddToCart") && isErpConnectionDown;
30 hideAddToCart = Pageview.IsVisualEditorMode ? false : hideAddToCart;
31
32 bool disablePurchase = product.ProductFields.ContainsKey("Custom_DisablePurchase") ? Convert.ToBoolean(product.ProductFields["Custom_DisablePurchase"].Value) : false; //CUSTOM
33 string disablePurchaseLink = Pageview.AreaSettings.GetItem("Custom").GetString("Custom_DisablePurchaseLink"); //CUSTOM
34 disablePurchaseLink += (!disablePurchaseLink.Contains("?") ? "?" : "&") + "Product=" + Dynamicweb.Context.Current.Server.UrlEncode(string.Format("({0}) {1}", product.Id, product.Name)); //CUSTOM
35 }
36
37 @if (product is object && !hideAddToCart)
38 {
39 string horizontalAlign = Model.Item.GetRawValueString("HorizontalAlignment", "");
40 horizontalAlign = horizontalAlign == "center" ? "justify-content-center" : horizontalAlign;
41 horizontalAlign = horizontalAlign == "end" ? "justify-content-end" : horizontalAlign;
42 horizontalAlign = horizontalAlign == "full" ? "" : horizontalAlign;
43
44 bool favoritesSelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowAddToFavorites")) ? Model.Item.GetBoolean("ShowAddToFavorites") : false;
45 bool quantitySelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowQuantitySelector")) ? Model.Item.GetBoolean("ShowQuantitySelector") : false;
46 bool unitsSelector = !string.IsNullOrEmpty(Model.Item.GetString("ShowUnitsSelector")) ? Model.Item.GetBoolean("ShowUnitsSelector") : false;
47 bool hideInventory = !string.IsNullOrEmpty(Model.Item.GetString("HideInventory")) ? Model.Item.GetBoolean("HideInventory") : false;
48 bool hideStockState = !string.IsNullOrEmpty(Model.Item.GetString("HideStockState")) ? Model.Item.GetBoolean("HideStockState") : false;
49
50 string buttonSize = Model.Item.GetRawValueString("ButtonSize", "regular");
51 string inputSize = string.Empty;
52
53 switch (buttonSize)
54 {
55 case "small":
56 inputSize = " input-group-sm";
57 buttonSize = " btn-sm";
58 break;
59 case "regular":
60 buttonSize = string.Empty;
61 break;
62 case "large":
63 inputSize = " input-group-lg";
64 buttonSize = " btn-lg";
65 break;
66 }
67
68 string iconPath = "/Files/icons/";
69 string url = "/Default.aspx?ID=" + (GetPageIdByNavigationTag("CartService"));
70 if (!url.Contains("LayoutTemplate"))
71 {
72 url += url.Contains("?") ? "&LayoutTemplate=Swift_MiniCart.cshtml" : "?LayoutTemplate=Swift_MiniCart.cshtml";
73 }
74
75 bool isLazyLoadingForProductInfoEnabled = Dynamicweb.Core.Converter.ToBoolean(Dynamicweb.Context.Current.Items["IsLazyLoadingForProductInfoEnabled"]);
76 string disableAddToCart = (product.StockLevel <= 0) ? "disabled" : "";
77 bool isNeverOutOfStock = product.NeverOutOfstock;
78 disableAddToCart = isNeverOutOfStock && !isLazyLoadingForProductInfoEnabled ? "" : disableAddToCart;
79
80 string whenVariantsExist = Model.Item.GetRawValueString("WhenVariantsExist", "hide");
81
82 string flexFill = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "flex-fill" : "";
83 string fullWidth = Model.Item.GetRawValueString("HorizontalAlignment", "") == "full" ? "w-100" : "";
84 string addToCartIcon = Model.Item.GetRawValueString("Icon", iconPath + "shopping-cart.svg");
85 string addToCartLabel = !addToCartIcon.Contains("_none") ? $"<span class=\"icon-2\">{ReadFile(addToCartIcon)}</span>" : "";
86 addToCartLabel += !addToCartIcon.Contains("_none") && !Model.Item.GetBoolean("HideButtonText") ? " " : "";
87 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>" : "";
88
89 //CUSTOM
90 if (disablePurchase && disablePurchaseLink.IsNotNullOrEmpty())
91 {
92 <div class="d-flex @(horizontalAlign) @(fullWidth) input-group item_@Model.Item.SystemName.ToLower()">
93 <a class="btn btn-primary" href="@(disablePurchaseLink)" title="@HtmlEncoder.HtmlAttributeEncode(Translate("Custom:ProductAddToCart.ContactUs", "Contact us"))" rel=”nofollow”>
94 <span class="icon-2">@ReadFile("/files/Templates/Designs/Swift/Assets/icons/cerama-icons/Email-Action-Unread--Streamline-Ultimate.svg")</span>
95 </a>
96 </div>
97 }
98 else if (product.VariantInfo.VariantInfo == null || whenVariantsExist == "disable")//--CUSTOM
99 {
100 string unitId = !string.IsNullOrEmpty(Dynamicweb.Context.Current.Request.Form.Get("UnitId")) ? Dynamicweb.Context.Current.Request.Form.Get("UnitId") : product.DefaultUnitId;
101 if (string.IsNullOrEmpty(unitId) && product?.UnitOptions != null)
102 {
103 if (product.UnitOptions.FirstOrDefault<UnitOptionViewModel>() != null)
104 {
105 unitId = product.UnitOptions.FirstOrDefault<UnitOptionViewModel>().Id;
106 }
107 }
108
109 string minQty = product.PurchaseMinimumQuantity != 1 ? $"min=\"{product.PurchaseMinimumQuantity.ToString()}\"" : "min=\"1\"";
110 string stepQty = product.PurchaseQuantityStep > 1 ? product.PurchaseQuantityStep.ToString() : "1";
111 string valueQty = product.PurchaseMinimumQuantity > product.PurchaseQuantityStep ? product.PurchaseMinimumQuantity.ToString() : stepQty;
112 disableAddToCart = product.VariantInfo.VariantInfo != null && string.IsNullOrEmpty(product.VariantId) ? "disabled" : disableAddToCart;
113 disableAddToCart = product.Discontinued ? "disabled" : disableAddToCart;
114
115 var reserveMode = Dynamicweb.Ecommerce.Frontend.Cart.ProductReserve.Mode;
116
117 if (unitsSelector && product.UnitOptions.Count > 0)
118 {
119 <form method="post" action="/Default.aspx?ID=@(Pageview.Page.ID)&ProductId=@product.Id" id="UnitSelectorForm_@(product.Id)_@(product.VariantId)_@Model.ID">
120 <input type="hidden" name="redirect" value="false">
121 <input type="hidden" name="VariantID" value="@product.VariantId">
122 <input type="hidden" name="UnitID" class="js-unit-id" value="@unitId">
123 </form>
124 }
125
126 <div class="d-flex @horizontalAlign @fullWidth js-input-group item_@Model.Item.SystemName.ToLower()">
127 <form method="post" action="@url" class="@fullWidth" style="z-index: 1">
128 <input type="hidden" name="redirect" value="false">
129 <input type="hidden" name="ProductId" value="@product.Id">
130 <input type="hidden" name="ProductName" value="@HtmlEncoder.HtmlAttributeEncode(product.Name)"> @*//CUSTOM*@
131 <input type="hidden" name="ProductVariantName" value="@HtmlEncoder.HtmlAttributeEncode(product.VariantName)"> @*//CUSTOM*@
132 <input type="hidden" name="ProductCurrency" value="@Dynamicweb.Ecommerce.Common.Context.Currency.Code">
133 <input type="hidden" name="ProductPrice" value="@PriceViewModelExtensions.ToStringInvariant(product.Price)">
134 <input type="hidden" name="ProductReferer" value="component_ProductAddToCart">
135 <input type="hidden" name="cartcmd" value="add">
136 <input type="hidden" id="Unit_@(product.Id)_@product.VariantId" name="UnitID" value="@unitId" /> <!--CUSTOM Moved to always be included instead of logic based on quantitySelector 28707-->
137
138 @if (reserveMode == Dynamicweb.Ecommerce.Frontend.Cart.ProductReserveMode.AddToCart)
139 {
140 <input type="hidden" name="GetReservedAmount" value="true">
141 }
142
143 @if (!string.IsNullOrEmpty(product.VariantId))
144 {
145 <input type="hidden" name="VariantId" value="@product.VariantId">
146 }
147
148 @if (!product.NeverOutOfstock)
149 {
150 <input type="hidden" name="Stock" value="@product.StockLevel">
151
152 <template class="js-out-of-stock-notice">
153 <div class="modal-header">
154 <h1 class="modal-title fs-5">@Translate("Stock limit")</h1>
155 <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
156 </div>
157 <div class="modal-body">
158 @Translate("There are not enough products in stock. The product might be sold out or discontinued. Please adjust the quantity.")
159 </div>
160 </template>
161 }
162
163 @if (stepQty != "1")
164 {
165 <template class="js-step-quantity-warning">
166 <div class="modal-header">
167 <h1 class="modal-title fs-5">@Translate("The quantity is not valid")</h1>
168 </div>
169 <div class="modal-body">
170 @Translate("Please select a quantity that is dividable by") @stepQty
171 </div>
172 </template>
173 }
174 @if (product.PurchaseMinimumQuantity != 1)
175 {
176 <template class="js-min-quantity-warning">
177 <div class="modal-header">
178 <h1 class="modal-title fs-5">@Translate("The product could not be added to the cart")</h1>
179 </div>
180 <div class="modal-body">
181 @Translate("The quantity is not valid. You must buy at least") @product.PurchaseMinimumQuantity
182 </div>
183 </template>
184 }
185
186 <div class="d-flex flex-row w-100">
187
188 @if (!quantitySelector)
189 {
190 <input id="Quantity_@(product.Id)_@product.VariantId" class="swift_quantity_field" name="Quantity" value="@valueQty" type="hidden" @disableAddToCart>
191 }
192
193 @if (unitsSelector && product.UnitOptions.Count > 0)
194 {
195 string selectedUnitName = !string.IsNullOrEmpty(unitId) && product?.UnitOptions != null ? unitId : product.UnitOptions.FirstOrDefault<UnitOptionViewModel>().Name;
196
197 foreach (var unitOption in product.UnitOptions)
198 {
199 if (unitOption.Id == unitId)
200 {
201 selectedUnitName = unitOption.Name;
202 }
203 }
204
205 <div class="d-flex flex-column gap-2 w-100">
206 <div class="input-group input-primary-button-group flex-nowrap@(inputSize)">
207 @if (!anonymousUser && favoritesSelector)
208 {
209 @RenderPartial("Components/ToggleFavorite.cshtml", product)
210 }
211
212 @if (quantitySelector)
213 {
214 <input id="Quantity_@(product.Id)_@product.VariantId" name="Quantity" value="@valueQty" step="@stepQty" @minQty class="form-control swift_quantity-field" style="min-width: 60px; max-width: 100px; z-index: 1" type="number" onchange="swift.Cart.UpdateOnEnterKey(event)" onkeyup="swift.Cart.UpdateOnEnterKey(event)" @disableAddToCart>
215 }
216
217 <button class="btn btn-secondary @flexFill dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">
218 @selectedUnitName
219 </button>
220
221 <ul class="dropdown-menu swift_unit-field">
222 @foreach (var unitOption in product.UnitOptions)
223 {
224 var selectedUnit = unitOption.Id == unitId ? "selected" : "";
225
226 <li>
227 <button type="button" class="btn dropdown-item" data-value="@unitOption.Id" onclick="document.querySelector('#UnitSelectorForm_@(product.Id)_@(product.VariantId)_@Model.ID').querySelector('.js-unit-id').value = this.getAttribute('data-value');
228 document.querySelector('#Unit_@(product.Id)_@product.VariantId').value = this.getAttribute('data-value');
229 swift.PageUpdater.Update(document.querySelector('#UnitSelectorForm_@(product.Id)_@(product.VariantId)_@Model.ID'))">
230 <span>@unitOption.Name</span>
231 <span>
232 @if (unitOption.StockLevel > 0)
233 {
234 if (!Model.Item.GetBoolean("HideInventory"))
235 {
236 <span class="small text-success">@unitOption.StockLevel @Translate("In stock")</span>
237 }
238 else
239 {
240 <span class="small text-success">@Translate("In stock")</span>
241 }
242 }
243 else
244 {
245 <span class="small text-danger">@Translate("Out of Stock")</span>
246 }
247 </span>
248 </button>
249 </li>
250 }
251 </ul>
252 </div>
253 <button type="button" onclick="swift.Cart.Update(event)" class="btn btn-primary @(buttonSize) js-add-to-cart-button" style="white-space: nowrap" @disableAddToCart title="@HtmlEncoder.HtmlAttributeEncode(Translate("Add to cart"))" id="AddToCartButton@(product.Id)_@Pageview.CurrentParagraph.ID">
254 @*//CUSTOM*@
255 @if (!Model.Item.GetBoolean("HideButtonText"))
256 {
257 <span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
258 @addToCartLabel
259 </span>
260 }
261 else
262 {
263 @addToCartLabel
264 }
265 </button>
266 </div>
267 }
268 else
269 {
270 if (!anonymousUser && favoritesSelector)
271 {
272 @RenderPartial("Components/ToggleFavorite.cshtml", product)
273 }
274
275 <div class="input-group input-primary-button-group flex-nowrap@(inputSize)">
276 @if (quantitySelector)
277 {
278 <input id="Quantity_@(product.Id)_@product.VariantId" name="Quantity" value="@valueQty" step="@stepQty" @minQty class="form-control swift_quantity-field" style="min-width: 60px; max-width: 100px; z-index: 1" type="number" onchange="swift.Cart.UpdateOnEnterKey(event)" onkeyup="swift.Cart.UpdateOnEnterKey(event)" @disableAddToCart>
279 }
280
281 <button type="button" onclick="swift.Cart.Update(event)" class="btn btn-primary @(buttonSize) @flexFill js-add-to-cart-button" style="white-space: nowrap" @disableAddToCart title="@HtmlEncoder.HtmlAttributeEncode(Translate("Add to cart"))" id="AddToCartButton@(product.Id)_@Pageview.CurrentParagraph.ID">
282 @*//CUSTOM*@
283 @if (!Model.Item.GetBoolean("HideButtonText"))
284 {
285 <span class="text-nowrap d-flex align-items-center justify-content-center gap-2">
286 @addToCartLabel
287 </span>
288 }
289 else
290 {
291 @addToCartLabel
292 }
293 </button>
294 </div>
295 }
296 </div>
297 </form>
298 </div>
299 }
300 else if (whenVariantsExist == "modal")
301 {
302 string buttonText = Translate("Select");
303 string variantId = !string.IsNullOrWhiteSpace(product.VariantId) ? product.VariantId : product.DefaultVariantId;
304
305 string variantSelectorServicePageId = !string.IsNullOrEmpty(Model.Item.GetString("VariantSelectorServicePageId")) ? Model.Item.GetLink("VariantSelectorServicePageId").PageId.ToString() : "";
306 variantSelectorServicePageId = variantSelectorServicePageId != "" ? variantSelectorServicePageId : GetPageIdByNavigationTag("VariantSelectorService").ToString();
307
308 <div class="d-flex @horizontalAlign w-100 item_@Model.Item.SystemName.ToLower()">
309 @if (!anonymousUser && favoritesSelector)
310 {
311 @RenderPartial("Components/ToggleFavorite.cshtml", product)
312 }
313 <form action="/Default.aspx?ID=@variantSelectorServicePageId" data-response-target-element="DynamicModalContent" data-preloader="inline" style="z-index: 1" class="@fullWidth">
314 <input type="hidden" name="ProductID" value="@product.Id">
315 <input type="hidden" name="VariantID" value="@variantId">
316 <input type="hidden" name="QuantitySelector" value="@quantitySelector.ToString()">
317 <input type="hidden" name="HideInventory" value="@hideInventory.ToString()">
318 <input type="hidden" name="HideStockState" value="@hideStockState.ToString()">
319 <input type="hidden" name="VariantSelectorServicePage" value="@variantSelectorServicePageId">
320 <input type="hidden" name="ViewType" value="ModalContent">
321 @if (isLazyLoadingForProductInfoEnabled)
322 {
323 @* If lazy loading is enabled, bypass it because we're loading a modal window, so render everything as if it was server-side *@
324 <input type="hidden" name="getproductinfo" value="true">
325 }
326 <button type="button" onclick="swift.PageUpdater.Update(event)" class="btn btn-primary@(buttonSize) @fullWidth" title="@HtmlEncoder.HtmlAttributeEncode(Translate("Select"))" data-bs-toggle="modal" data-bs-target="#DynamicModal" id="OpenVariantSelectorModal@(product.Id)_@Pageview.CurrentParagraph.ID">@buttonText</button> @*//CUSTOM*@
327 </form>
328 </div>
329 }
330 }
331 else if (Pageview.IsVisualEditorMode)
332 {
333 <div class="alert alert-dark m-0">@Translate("No products available")</div>
334 }
335