private void SaveManufacturerMappings(ProductCreateOrUpdateModel model)
{
var manufacturerMappings = new List <ProductManufacturerMapping>();
if (model.ManufacturerIds != null)
{
foreach (var id in model.ManufacturerIds)
{
// check if manufacture exist
Guid manufactureId;
if (Guid.TryParse(id, out manufactureId))
{
if (_manufacturerService.GetManufacturerById(manufactureId) != null)
{
// create mapping entity
var manufacturerMapping = new ProductManufacturerMapping
{
Id = Guid.NewGuid(),
ProductId = model.Id,
ManufacturerId = Guid.Parse(id)
};
manufacturerMappings.Add(manufacturerMapping);
}
}
}
}
// save to database
_manufacturerService.DeleteAllProductManufacturersMappings(model.Id);
_manufacturerService.InsertProductManufacturerMappings(manufacturerMappings);
}
private void SaveImageMappings(ProductCreateOrUpdateModel model)
{
var imageMappings = new List <ProductImageMapping>();
if (model.ImageIds != null)
{
for (int i = 0; i < model.ImageIds.Count; i++)
{
// convert sort order to int
int sortOrder = Convert.ToInt32(Math.Floor(Convert.ToDouble(model.ImageSortOrder[i])));
// check if image exist
Guid imageId;
if (Guid.TryParse(model.ImageIds[i], out imageId))
{
// create mapping entity
var imageMapping = new ProductImageMapping
{
Id = Guid.NewGuid(),
ProductId = model.Id,
ImageId = Guid.Parse(model.ImageIds[i]),
SortOrder = sortOrder,
Position = i
};
imageMappings.Add(imageMapping);
}
}
}
// save to database
_imageManagerService.DeleteAllProductImageMappings(model.Id);
_imageManagerService.InsertProductImageMappings(imageMappings);
}
private void SaveCategoryMappings(ProductCreateOrUpdateModel model)
{
var categoryMappings = new List <ProductCategoryMapping>();
if (model.CategoryIds != null)
{
foreach (var id in model.CategoryIds)
{
// check if category exist
Guid categoryId;
if (Guid.TryParse(id, out categoryId))
{
if (_categoryService.GetCategoryById(categoryId) != null)
{
// create mapping entity
var categoryMapping = new ProductCategoryMapping
{
Id = Guid.NewGuid(),
ProductId = model.Id,
CategoryId = Guid.Parse(id)
};
categoryMappings.Add(categoryMapping);
}
}
}
}
// save to database
_categoryService.DeleteAllProductCategoryMappingsByProductId(model.Id);
_categoryService.InsertProductCategoryMappings(categoryMappings);
}
// GET: /Product/Create
public IActionResult Create()
{
var model = new ProductCreateOrUpdateModel();
model.CategorySelectList = _viewHelper.GetCategorySelectList();
model.ManufacturerSelectList = _viewHelper.GetManufacturerSelectList();
model.SpecificationKeySelectList = _viewHelper.GetSpecificationKeySelectList();
return(View(model));
}
private void SaveSpecificationMappings(ProductCreateOrUpdateModel model)
{
var specificationMappings = new List <ProductSpecificationMapping>();
if (model.Specifications != null)
{
int i = 0;
foreach (var spec in model.Specifications)
{
// check if specification exist
Guid specificationId;
if (Guid.TryParse(spec.Key, out specificationId))
{
if (specificationId == Guid.Empty)
{
continue;
}
// create mapping entity
var specificationMapping = new ProductSpecificationMapping
{
Id = Guid.NewGuid(),
ProductId = model.Id,
SpecificationId = specificationId,
Value = spec.Value,
SortOrder = spec.SortOrder,
Position = i
};
i++;
specificationMappings.Add(specificationMapping);
}
}
}
// save to database
_specificationService.DeleteAllProductSpecificationMappings(model.Id);
_specificationService.InsertProductSpecificationMappings(specificationMappings);
}
public IActionResult Edit(ProductCreateOrUpdateModel model, bool continueEditing)
{
var hasError = false;
if (ModelState.IsValid)
{
// get model from session
var sessionModel = JsonConvert.DeserializeObject <ProductCreateOrUpdateModel>(Session.GetString(_sessionKey));
model.Id = sessionModel.Id;
model.DateAdded = sessionModel.DateAdded;
// check if user edit the name
if (model.Name.ToLower() != sessionModel.Name.ToLower())
{
// check if name exist
if (_dataHelper.CheckForDuplicate(ServiceType.Product, DataType.Name, model.Name))
{
ModelState.AddModelError(string.Empty, "Product name already exist");
hasError = true;
}
}
// create seo friendly url if the user didn't provide
if (string.IsNullOrEmpty(model.SeoUrl))
{
model.SeoUrl = _dataHelper.GenerateSeoFriendlyUrl(ServiceType.Product, model.Name);
}
else
{
// check if user change seo url
if (model.SeoUrl.ToLower() != sessionModel.SeoUrl.ToLower())
{
// check if seo already exist
if (_dataHelper.CheckForDuplicate(ServiceType.Product, DataType.Seo, model.SeoUrl))
{
ModelState.AddModelError(string.Empty, "SEO Url already exist");
hasError = true;
}
}
}
// if everything is valid
if (!hasError)
{
// map view model to entity
var productEntity = _mapper.Map <ProductCreateOrUpdateModel, Product>(model);
productEntity.DateModified = DateTime.Now;
// save to database
_productService.UpdateProduct(productEntity);
SaveCategoryMappings(model);
SaveManufacturerMappings(model);
SaveImageMappings(model);
SaveSpecificationMappings(model);
if (continueEditing)
{
return(RedirectToAction("Edit", new { id = productEntity.Id, ActiveTab = model.ActiveTab }));
}
return(RedirectToAction("List"));
}
}
// something went wrong, redisplay form
model.CategorySelectList = _viewHelper.GetCategorySelectList();
model.ManufacturerSelectList = _viewHelper.GetManufacturerSelectList();
model.SpecificationKeySelectList = _viewHelper.GetSpecificationKeySelectList();
return(View(model));
}
