Komatsu WA320-7

Error executing template "Designs/Swift/Paragraph/Custom_RelatedProducts.cshtml"
System.NullReferenceException: Object reference not set to an instance of an object.
at CompiledRazorTemplates.Dynamic.RazorEngine_e4a4383b245b4e828dc8cf9c19485829.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.Core
  3     @using Dynamicweb.Ecommerce.ProductCatalog
  4     @using System.Linq
  5     @using Dynamicweb.Ecommerce.Products
  6     @using Dynamicweb.Environment
  7     @using Application.Extensions
  8     @using Scantruck.Website.Custom.ViewModels
  9 10     @if (!Pageview.IsVisualEditorMode)
 11     {
 12         string lazyHeight = Model.Item?.GetBoolean("SetMinHeightForLazyLoading") == true ? "min-height: 360px" : "";
 13         string theme = !string.IsNullOrWhiteSpace(Model.Item?.GetRawValueString("Theme")) ? " theme " + Model.Item.GetRawValueString("Theme").Replace(" ", "").Trim().ToLower() : "";
 14         int paragraphId = !string.IsNullOrEmpty(Dynamicweb.Context.Current.Request.Form.Get("ParagraphId")) ? Convert.ToInt32(Dynamicweb.Context.Current.Request.Form.Get("ParagraphId")) : 0;
 15 16         //Link generation
 17         string pageId = Model.Item?.GetLink("ProductSliderServicePage")?.PageId.ToString() ?? "";
 18         string servicePageByNavigationTag = GetPageIdByNavigationTag("RelatedProductSliderService") != 0 ? GetPageIdByNavigationTag("RelatedProductSliderService").ToString() : "";
 19         pageId = string.IsNullOrEmpty(pageId) ? servicePageByNavigationTag : pageId;
 20         string HrefTarget = Model.Item?.GetBoolean("OpenNewWindow") == true ? "_blank" : "";
 21 22         bool productViewModelFound = false;
 23         ProductViewModel product = new ProductViewModel();
 24 25         ProductViewModelSettings productSetting = new ProductViewModelSettings
 26                     {
 27                         LanguageId = Dynamicweb.Ecommerce.Common.Context.LanguageID,
 28                         CurrencyCode = Dynamicweb.Ecommerce.Common.Context.Currency.Code,
 29                         CountryCode = Dynamicweb.Ecommerce.Common.Context.Country.Code2,
 30                         ShopId = Pageview.Area.EcomShopId
 31                     };
 32 33         if (Dynamicweb.Context.Current.Items.Contains("ProductDetails"))
 34         {
 35             productViewModelFound = true;
 36             product = Dynamicweb.Context.Current.Items["ProductDetails"] as ProductViewModel;
 37         }
 38 39         ProductService productService = new ProductService();
 40 41         string title = Model?.Item?.GetRawValueString("Title", Translate("Products"));
 42 43         if (product?.RelatedGroups?.Count > 0)
 44         {
 45             <div class="custom-related-products">
 46                 @if (!string.IsNullOrWhiteSpace(title))
 47                 {
 48                     <h2 class="custom-related-products__title">@title</h2>
 49                 }
 50                 @if (product.RelatedGroups.Count > 1)
 51                 {
 52                     <ul class="custom-related-products__menu tabs tabs--related">
 53                         <li id="related-tabs-toggle" class="tabs__tab__toggle">
 54                             <span class="tab-toggle__text"></span>
 55                             <svg class="tabs__tab__toggle__icon" :class="{ 'tabs__tab__toggle__icon--active': isToggleActive }" xmlns="http://www.w3.org/2000/svg" width="14" height="8" viewBox="0 0 14 8">
 56                                 <path d="M13.6641 2.56489L7.18487 8L6.79492 8L0.33073 2.56489L1.74055 1.42186e-07L7.00489 4.30534L12.2542 1.6812e-08L13.6641 2.56489Z" />
 57                             </svg>
 58                         </li>
 59                         <li>
 60                             <ul class="tabs__dropdown custom-related-products__menu__button-container">
 61                                 @{
 62                                     int buttonCount = 0;
 63                                 }
 64                                 @foreach (var relatedGroup in product.RelatedGroups.OrderBy(x => x.Id))
 65                                 {
 66                                     <li id="button-@relatedGroup.Id.ToLower()" data-swiper-target="#swiper-@relatedGroup.Id.ToLower()" class="tabs__tab @(buttonCount == 0 ? "tabs__tab--active" : "") custom-related-products__menu__button-container__button @(buttonCount == 0 ? "custom-related-products__menu__button-container__button--active" : "")">@relatedGroup.Name</li>
 67 68                                     buttonCount++;
 69                                 }
 70                             </ul>
 71                         </li>
 72                     </ul>
 73                 }
 74                 <div class="custom-product-slider" id="related-product-sliders">
 75                     @{
 76                         int groupCount = 0;
 77                     }
 78 79                     @foreach (var relatedGroup in product.RelatedGroups.OrderBy(x => x.Id))
 80                     {
 81                         <div id="swiper-@relatedGroup.Id.ToLower()" class="swiper swiper-@relatedGroup.Id.ToLower() swiper-container @(groupCount > 0 ? "collapse" : "collapse show")">
 82                             <div class="swiper-controls-container container-xl">
 83                                 <div class="swiper-pagination swiper-pagination-@relatedGroup.Id.ToLower() swiper-controls-container__custom-slider"></div>
 84                                 <div class="swiper-controls-container__button-container">
 85                                     <div class="swiper-button-next swiper-button-@relatedGroup.Id.ToLower()-next button-box ">
 86                                         <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16" fill="none">
 87                                             <path d="M6.11959e-07 9L12.17 9L6.58 14.59L8 16L16 8L8 -6.99382e-07L6.59 1.41L12.17 7L7.86805e-07 7L6.11959e-07 9Z" fill="black" />
 88                                         </svg>
 89                                     </div>
 90                                     <div class="swiper-button-prev swiper-button-@relatedGroup.Id.ToLower()-prev button-box ">
 91                                         <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16" fill="none">
 92                                             <path d="M16 7H3.83L9.42 1.41L8 0L0 8L8 16L9.41 14.59L3.83 9H16V7Z" fill="black" />
 93                                         </svg>
 94                                     </div>
 95                                 </div>
 96                             </div>
 97                             <div class="swiper-wrapper">
 98 99                                 @{
100                                     var reletedProductsFromService = productService.GetByProductIDs(relatedGroup.Products.Select(p => p.ProductId).ToArray(), false, Dynamicweb.Ecommerce.Common.Context.LanguageID, true, false)
101                                     .OrderByDescending(p => p.ManufacturerId == product.Manufacturer.Id)
102                                     .Take(10);
103                                 }
104105106                                 @foreach (var relatedProduct in reletedProductsFromService)
107                                 {
108                                     var productInfo = ViewModelFactory.CreateView(productSetting, relatedProduct.Id) as CustomProductViewModel;
109                                     if (productInfo == null) continue;
110111                                     var imagePath = productInfo.HasImages ? productInfo.DefaultImage.Value : productInfo.GetCustomDefaultImage(Pageview.AreaID);
112113                                     // Cache product fields
114                                     var productFields = productInfo.ProductFields;
115116                                     // Extract CustomProductType
117                                     int customProductType = 0;
118                                     if (productFields.TryGetValue("CustomProductType", out var typeField)
119                                     && typeField is Dynamicweb.Ecommerce.ProductCatalog.FieldValueViewModel typeValue
120                                     && typeValue.Value is List<Dynamicweb.Ecommerce.ProductCatalog.FieldOptionValueViewModel> typeList
121                                     && typeList.Any())
122                                     {
123                                         customProductType = Convert.ToInt32(typeList.First().Value);
124                                     }
125126                                     // Extract CustomProductCondition
127                                     int customProductCondition = 0;
128                                     if (productFields.TryGetValue("CustomProductCondition", out var conditionField)
129                                     && conditionField is Dynamicweb.Ecommerce.ProductCatalog.FieldValueViewModel conditionValue
130                                     && conditionValue.Value is List<Dynamicweb.Ecommerce.ProductCatalog.FieldOptionValueViewModel> condList
131                                     && condList.Any())
132                                     {
133                                         customProductCondition = Convert.ToInt32(condList.First().Value);
134                                     }
135136137                                     // Determine classification and premium status
138                                     bool hasClassification = false, isPremium = false;
139                                     string classification = "";
140141                                     if (productInfo.ProductCategories?.TryGetValue("specifications_bc", out var categoryFields) == true && categoryFields.Fields != null)
142                                     {
143                                         var bcFields = categoryFields.Fields;
144                                         classification = bcFields.TryGetValue("M_0010500", out var classField) && classField?.Value != null ? classField.Value.ToString() : "";
145                                         hasClassification = !string.IsNullOrWhiteSpace(classification);
146147                                         isPremium = bcFields.TryGetValue("M_0090530", out var premiumField) && bool.TryParse(premiumField?.Value?.ToString(), out var premium) && premium;
148                                     }
149150                                     if (Pageview.AreaID == 6) hasClassification = false;
151152                                     // Navigation Tag and Spec Fallback
153                                     string navigationTag = "ShopNewMachines";
154                                     string specFallbackGroup = "AllSpecs";
155156                                     if (customProductType != 2) // 2 == maskiner
157                                     {
158                                         navigationTag = customProductCondition == 2 ? "ShopNewEquipment" : "ShopOldEquipment";
159                                     }
160                                     else
161                                     {
162                                         navigationTag = customProductCondition == 2 ? "ShopNewMachines" : "ShopUsedMachines";
163                                         specFallbackGroup = customProductCondition == 2 ? "NewMachinesDefaultListSpecs" : "UsedMachinesDefaultListSpecs";
164                                     }
165166                                     var link = productInfo.GetProductLink(GetPageIdByNavigationTag(navigationTag), false);
167168                                     string manufacturerNameFromViewmodel = productInfo.GetManufacturerName(Pageview.Area.Item);
169                                     string manufacturerNameToDisplay = !string.IsNullOrEmpty(manufacturerNameFromViewmodel) ? $"{manufacturerNameFromViewmodel} " : "";
170171                                     @if (!string.IsNullOrWhiteSpace(productInfo.PrimaryOrDefaultGroup?.Id))
172                                     {
173                                         <div class="swiper-slide custom-product-slider__item">
174                                             <div class="custom-product-slider__item-iner">
175                                                 <a href="@link" class="custom-product-slider__item-name">
176                                                     @manufacturerNameToDisplay
177                                                     @productInfo.Name
178                                                     @if (hasClassification)
179                                                     {
180                                                         <span class="classification-badge classification-badge--@classification.Replace("+", "_plus")"></span>
181                                                     }
182                                                 </a>
183184                                                 <a href="@link" class="custom-product-slider__item-media">
185                                                     <picture>
186                                                         @if (productInfo.HasDiscount && productInfo.RelevantDiscountCampaign != null)
187                                                         {
188                                                             bool useCampaignImage = !string.IsNullOrEmpty(productInfo.RelevantDiscountCampaign.CampaignImage.Value);
189                                                             if (useCampaignImage)
190                                                             {
191                                                                 <span class="custom-product-slider__item-media-campaign-container">
192                                                                     @{
193                                                                         string imageUrlUnformatted = "/Admin/Public/GetImage.ashx?width={0}&image={1}&format=webp&quality=99";
194                                                                         var campaignImage = string.Format(imageUrlUnformatted, 600, Uri.EscapeDataString(productInfo.RelevantDiscountCampaign.CampaignImage.Value));
195                                                                     }
196                                                                     <img class="custom-product-slider__item-media-campaign-container--image" src="@campaignImage" />
197                                                                 </span>
198                                                             }
199                                                         }
200                                                         <img src="@imagePath" alt="@productInfo.Name">
201                                                     </picture>
202                                                     <div class="custom-product-slider__item-media-overlay"></div>
203                                                     <div class="custom-product-slider__item-tags">
204                                                         <div class="custom-product-slider__item-link">
205                                                             <span class="text">@Translate("Se produkt")</span>
206                                                             <span class="icon">
207                                                                 <svg viewBox="0 0 21 21" fill="none" xmlns="http://www.w3.org/2000/svg">
208                                                                     <path d="M0.9875 11.6029L15.5915 11.6029L8.8835 18.3109L10.5875 20.0029L20.1875 10.4029L10.5875 0.802928L8.8955 2.49493L15.5915 9.20293L0.9875 9.20293L0.9875 11.6029Z" fill="currentColor" />
209                                                                 </svg>
210                                                             </span>
211                                                         </div>
212                                                     </div>
213214                                                     @if (isPremium)
215                                                     {
216                                                         <div class="product-badge product-badge--premium">@Translate("ProductBadge:Premium")</div>
217                                                     }
218                                                 </a>
219220                                                 @if (productInfo.Price?.Price > 0)
221                                                 {
222                                                     <div class="custom-product-slider__item-price">
223                                                         <span class="custom-product-slider__item-price-text">@Translate("excl. VAT")</span>
224225                                                         <span class="custom-product-slider__item-price-wrapper">
226                                                             @if (productInfo.HasDiscount)
227                                                             {
228                                                                 <span class="custom-product-slider__item-price-wrapper-discount">
229                                                                     @productInfo.PriceBeforeDiscount.PriceWithoutVat.ToString("N2")
230                                                                 </span>
231                                                             }
232                                                             <span class="custom-product-slider__item-price-wrapper-value">
233                                                                 @productInfo.Price.PriceWithoutVat.ToString("N2") @productInfo.Price.CurrencyCode @*ATTENTION: Shows the Price in whole numbers with commas*@
234                                                             </span>
235236                                                             @if (productInfo.HasDiscount && productInfo.RelevantDiscountCampaign != null && !string.IsNullOrEmpty(productInfo.RelevantDiscountCampaign.CampaignColor) && !string.IsNullOrEmpty(productInfo.RelevantDiscountCampaign.CampaignName))
237                                                             {
238                                                                 <span class="custom-product-slider__item-price-wrapper-campaign" style="background-color: @productInfo.RelevantDiscountCampaign.CampaignColor;">
239                                                                     @productInfo.RelevantDiscountCampaign.CampaignName
240                                                                 </span>
241                                                             }
242                                                         </span>
243                                                     </div>
244                                                 }
245246                                                 @{
247                                                     var productGroup = productInfo.Groups?.FirstOrDefault();
248                                                     var specGroup = productGroup != null ? productInfo.FieldDisplayGroups?.Values?.FirstOrDefault(group => group.Id.Contains(productGroup.Id)) : null;
249                                                     var defaultGroup = productInfo.FieldDisplayGroups?.Values?.FirstOrDefault(group => group.Id == specFallbackGroup);
250                                                     var groupToUse = specGroup != null && specGroup.Fields.Count > 0 ? specGroup : defaultGroup;
251                                                 }
252253                                                 @if (groupToUse != null && groupToUse.Fields.Count > 0)
254                                                 {
255                                                     <div class="custom-product-slider__item-specs">
256                                                         @foreach (var fieldViewModel in groupToUse.Fields.Take(5))
257                                                         {
258                                                             var field = fieldViewModel.Value;
259                                                             var value = field.Value?.ToString();
260                                                             if (!string.IsNullOrWhiteSpace(value) && value != "0")
261                                                             {
262                                                                 value = value == "False" ? Translate("No") : value == "True" ? Translate("Yes") : value;
263264                                                                 <div class="custom-product-slider__item-specs-line">
265                                                                     <span class="name">@Translate(field.SystemName == "ProductNumber" ? "Product Number" : field.Name)</span>
266                                                                     <span class="value">
267                                                                         @(field.Type == "Double" ? StringFormatExtensions.FormatDecimal(value, Pageview.Area.CultureInfo.ToString()) : value)
268                                                                     </span>
269                                                                 </div>
270                                                             }
271                                                         }
272                                                     </div>
273                                                 }
274                                             </div>
275                                         </div>
276                                     }
277                                 }
278279                             </div>
280                         </div>
281282                         <script type="module">
283                             const swiper = new Swiper('.swiper-@relatedGroup.Id.ToLower()', {
284                                 slidesPerView: 'auto',
285                                 spaceBetween: 20,
286                                 speed: 600,
287                                 navigation: {
288                                     nextEl: '.swiper-button-@relatedGroup.Id.ToLower()-next',
289                                     prevEl: '.swiper-button-@relatedGroup.Id.ToLower()-prev'
290                                 },
291                                 pagination: {
292                                     el: '.swiper-pagination-@relatedGroup.Id.ToLower()',
293                                     type: 'progressbar'
294                                 }
295                             })
296                         </script>
297298                         groupCount++;
299                     }
300                 </div>
301             </div>
302303             <script>
304                 document.querySelectorAll('.custom-related-products__menu__button-container__button').forEach(button => {
305                     button.addEventListener('click', event => {
306                         document.querySelector('.custom-related-products__menu__button-container__button--active').classList.remove('custom-related-products__menu__button-container__button--active');
307                         button.classList.add('custom-related-products__menu__button-container__button--active');
308309                         document.querySelector('.swiper.show').classList.remove('show');
310                         document.querySelector(button.getAttribute('data-swiper-target')).classList.add('show');
311                     })
312                 });
313             </script>
314315             <script>
316                 const relatedTabLinks = document.querySelectorAll('.custom-related-products__menu .tabs__tab');
317                 const relatedTabToggle = document.getElementById('related-tabs-toggle');
318                 const relatedDropdown = document.querySelector('.custom-related-products__menu .tabs__dropdown');
319                 const relatedIcon = document.querySelector('.custom-related-products__menu .tabs__tab__toggle__icon');
320321                 function toggleRelatedDropdown() {
322                     relatedDropdown.classList.toggle('tabs__dropdown--active');
323                     relatedTabToggle.classList.toggle('tabs__tab__toggle--active');
324                     relatedIcon.classList.toggle('tabs__tab__toggle__icon--active');
325                 }
326327                 relatedTabLinks.forEach(link => {
328                     link.addEventListener('click', function (e) {
329                         const activeTab = document.querySelector('.custom-related-products__menu .tabs__tab--active');
330                         activeTab.classList.remove('tabs__tab--active');
331                         this.classList.add('tabs__tab--active');
332333                         relatedTabToggle.querySelector('.tab-toggle__text').textContent = this.textContent;
334                         toggleRelatedDropdown();
335                     });
336                 });
337338                 relatedTabToggle.addEventListener('click', function () {
339                     toggleRelatedDropdown();
340                 });
341342                 relatedTabToggle.querySelector('.tab-toggle__text').textContent = document.querySelector('.custom-related-products__menu .tabs__tab--active').textContent;
343             </script>
344345         }
346     }
347     else
348     {
349         <div class="alert alert-dark m-0">@Translate("No products available")</div>
350     }
351