public async Task <IActionResult> Create()
{
var categories = await _db.Categories.ToListAsync();
var colors = await _db.Colors.ToListAsync();
var sizes = await _db.Sizes.ToListAsync();
var vm = new ProductCVM()
{
Categories = _mapper.Map <IEnumerable <SelectListItem> >(categories),
Colors = _mapper.Map <IEnumerable <SelectListItem> >(colors),
Sizes = _mapper.Map <IEnumerable <SelectListItem> >(sizes),
};
return(View(vm));
}
public async Task <IActionResult> Create(ProductCVM product)
{
try
{
var item = _mapper.Map <Product>(product);
_db.Products.Add(item);
await _db.SaveChangesAsync();
if (product.File != null)
{
item.MainPhoto = await _fileManager.UploadPhoto(_appEnvironment.WebRootPath,
item.Id.ToString(), product.File);
_db.Products.Update(item);
await _db.SaveChangesAsync();
}
for (int i = 0; i < product.SelectedCategories.Count(); i++)
{
var category = new ProductCategory()
{
CategoryId = product.SelectedCategories[i],
ProductId = item.Id
};
_db.ProductCategories.Add(category);
item.ProductCategory.Add(category);
}
for (int i = 0; i < product.SelectedColors.Count(); i++)
{
var color = new ProductColor()
{
ColorId = product.SelectedColors[i],
ProductId = item.Id
};
_db.ProductColors.Add(color);
item.ProductColor.Add(color);
}
for (int i = 0; i < product.SelectedSizes.Count(); i++)
{
var size = new ProductSize()
{
SizeId = product.SelectedSizes[i],
ProductId = item.Id
};
_db.ProductSizes.Add(size);
item.ProductSize.Add(size);
}
await _db.SaveChangesAsync();
return(RedirectToAction(nameof(List)));
}
catch (Exception ex)
{
return(RedirectToAction(nameof(Create)));
}
}
public async Task <IActionResult> Edit(ProductCVM product)
{
try
{
var item = _mapper.Map <Product>(product);
var oldItem = await _db.Products.FirstOrDefaultAsync(t => t.Id == item.Id);
item.ProductCategory = new List <ProductCategory>();
item.ProductColor = new List <ProductColor>();
item.ProductSize = new List <ProductSize>();
if (product.File != null)
{
string oldFilePath = item.MainPhoto;
item.MainPhoto = await _fileManager.UploadPhoto(_appEnvironment.WebRootPath,
item.Id.ToString(), product.File);
if (!string.IsNullOrWhiteSpace(oldFilePath))
{
_fileManager.DeleteFile(_appEnvironment.WebRootPath, oldFilePath);
}
}
// --- Category ---//
var oldCategoryList = oldItem.ProductCategory.Select(x => x.CategoryId).ToList();
List <Guid> newCategoryList = new List <Guid>();
for (int i = 0; i < product.SelectedCategories.Count(); i++)
{
newCategoryList.Add(product.SelectedCategories[i]);
}
ProductHelper.CompareRelations(ref oldCategoryList, ref newCategoryList);
foreach (var elem in oldCategoryList)
{
var category = new ProductCategory()
{
CategoryId = elem,
ProductId = item.Id
};
item.ProductCategory.Remove(category);
_db.ProductCategories.Remove(category);
}
foreach (var elem in newCategoryList)
{
var category = new ProductCategory()
{
CategoryId = elem,
ProductId = item.Id
};
item.ProductCategory.Add(category);
_db.ProductCategories.Add(category);
}
// --- Colors --- //
var oldColorList = oldItem.ProductColor.Select(t => t.ColorId).ToList();
List <Guid> newColorList = new List <Guid>();
for (int i = 0; i < product.SelectedColors.Count(); i++)
{
newColorList.Add(product.SelectedColors[i]);
}
ProductHelper.CompareRelations(ref oldColorList, ref newColorList);
foreach (var elem in oldColorList)
{
var color = new ProductColor()
{
ColorId = elem,
ProductId = item.Id
};
item.ProductColor.Remove(color);
_db.ProductColors.Remove(color);
}
foreach (var elem in newColorList)
{
var color = new ProductColor()
{
ColorId = elem,
ProductId = item.Id
};
item.ProductColor.Add(color);
_db.ProductColors.Add(color);
}
// --- Size --- //
var oldSizeList = oldItem.ProductSize.Select(t => t.SizeId).ToList();
List <Guid> newSizeList = new List <Guid>();
for (int i = 0; i < product.SelectedSizes.Count(); i++)
{
newSizeList.Add(product.SelectedSizes[i]);
}
ProductHelper.CompareRelations(ref oldSizeList, ref newSizeList);
foreach (var elem in oldSizeList)
{
var size = new ProductSize()
{
SizeId = elem,
ProductId = item.Id
};
item.ProductSize.Remove(size);
_db.ProductSizes.Remove(size);
}
foreach (var elem in newSizeList)
{
var size = new ProductSize()
{
SizeId = elem,
ProductId = item.Id
};
item.ProductSize.Add(size);
_db.ProductSizes.Add(size);
}
_db.Products.Update(item);
await _db.SaveChangesAsync();
return(RedirectToAction(nameof(List)));
}
catch (Exception ex)
{
return(RedirectToAction(nameof(Edit)));
}
}
