/// <summary>
/// Generates variants, builds UniGrid and binds data to it.
/// </summary>
private void SetupVariants(bool regenerate = true)
{
// Do not setup variants, when callback is requesting page
if (RequestHelper.IsCallback())
{
return;
}
// Limit maximum variants count
const int maxVariantsCount = 1000;
if (VariantHelper.GetAllPossibleVariantsCount(ProductID, CategorySelector.SelectedCategories.Keys) > maxVariantsCount)
{
ShowWarning(GetString("com.variants.variantlimit"));
return;
}
if (regenerate)
{
// Generate Variants
mGeneratedVariants = GenerateVariants();
ExistingItems = null;
}
// Set UniGrid columns and other properties
VariantGrid.GridColumns.Columns = mColumnDefinitions;
VariantGrid.GridOptions.DisplayFilter = false;
VariantGrid.GridOptions.ShowSelection = true;
VariantGrid.GridOptions.SelectionColumn = "RowNumber";
var existingItems = ExistingItems;
VariantGrid.SelectedItems = ((existingItems != null) && (existingItems.Count > 0)) ? existingItems : VariantGrid.SelectedItems;
// Bind data to UniGrid
VariantGrid.DataSource = mGeneratedVariants;
VariantGrid.ReloadData();
}
private void BindVariantGrid()
{
//VALIDATE CURRENT PAGE IS IN RANGE
if (_CurrentPage > _TotalPages | _CurrentPage < 1)
{
//RESET TO THE FIRST PAGE
_CurrentPage = 1;
}
//CHECK IF LAST PAGE
if (_CurrentPage == _TotalPages)
{
//HIDE NEXT AND LAST LINK FOR LAST PAGE
NextLink.Visible = false;
LastLink.Visible = false;
}
else
{
//SHOW NEXT AND LAST LINK FOR THIS PAGE
NextLink.Visible = true;
LastLink.Visible = true;
NextLink.CommandArgument = ((int)(_CurrentPage + 1)).ToString();
LastLink.CommandArgument = _TotalPages.ToString();
}
if (_CurrentPage == 1)
{
//HIDE PREVIOUS AND FIRST LINK FOR FIRST PAGE
PreviousLink.Visible = false;
FirstLink.Visible = false;
}
else
{
//SHOW PREVIOUS AND NEXT LINK FOR THIS PAGE
PreviousLink.Visible = true;
FirstLink.Visible = true;
PreviousLink.CommandArgument = ((int)(_CurrentPage - 1)).ToString();
FirstLink.CommandArgument = "1";
}
//BUILD PAGE LIST
JumpPage.Items.Clear();
if (_TotalPages <= 100)
{
//ADD ALL PAGES TO LIST
for (int x = 1; x <= _TotalPages; x++)
{
JumpPage.Items.Add(x.ToString());
}
JumpPage.SelectedIndex = (_CurrentPage - 1);
}
else
{
//DISPLAY ONLY ONE HUNDRED PAGES
int startPage, endPage;
if (_CurrentPage < 51)
{
//SHOW FIRST HUNDRED PAGES
startPage = 1;
endPage = 100;
}
else if (_CurrentPage > _TotalPages - 100)
{
//SHOW LAST HUNDRED PAGES
startPage = _TotalPages - 100;
endPage = _TotalPages;
}
else
{
//SHOW RANGE OF HUNDRED
startPage = _CurrentPage - 50;
endPage = _CurrentPage + 50;
}
for (int i = startPage; i <= endPage; i++)
{
JumpPage.Items.Add(i.ToString());
}
JumpPage.SelectedIndex = (_CurrentPage - startPage);
}
// Set the record count and page count text
PageCountLabel.Text = _TotalPages.ToString();
// Determine the starting and ending index in the IDList ArrayList given the current page
int startIndex = _PageSize * (_CurrentPage - 1);
int endIndex = Math.Min((_PageSize * (_CurrentPage - 1)) + (_PageSize - 1), ((_WholePages * _PageSize) + _LeftOverItems - 1));
DisplayRangeLabel.Text = string.Format(_DisplayRangeLabelText, (startIndex + 1), (endIndex + 1), _VariantCount);
//BIND THE REPEATER HERE
_DisplayedVariants = _VariantManager.LoadVariantGrid(_PageSize, startIndex);
VariantGrid.DataSource = _DisplayedVariants;
VariantGrid.DataBind();
}
private void CreateDynamicGrid()
{
if (_AvailableVariants == null)
{
return;
}
_DataTable = new DataTable();
DataColumn dcol;
dcol = new DataColumn("OptionList", typeof(System.String));
_DataTable.Columns.Add(dcol);
if (ShowThumbnail)
{
dcol = new DataColumn("Thumbnail", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (ShowSku)
{
dcol = new DataColumn("Sku", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (ShowPartNumber)
{
dcol = new DataColumn("PartNumber", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (ShowGTIN)
{
dcol = new DataColumn("GTIN", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (_ProdOptions == null)
{
_ProdOptions = _Product.ProductOptions;
}
foreach (ProductOption option in _ProdOptions)
{
dcol = new DataColumn(option.Option.Name, typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (ShowPrice)
{
dcol = new DataColumn("Price", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
if (ShowMSRP)
{
dcol = new DataColumn("Retail", typeof(System.String));
_DataTable.Columns.Add(dcol);
}
DataRow drow;
foreach (ProductVariant variant in _AvailableVariants)
{
drow = _DataTable.NewRow();
drow["OptionList"] = variant.OptionList;
if (ShowThumbnail)
{
drow["Thumbnail"] = string.IsNullOrEmpty(variant.ThumbnailUrl) ? string.Empty : variant.ThumbnailUrl;
}
if (ShowSku)
{
drow["Sku"] = string.IsNullOrEmpty(variant.Sku) ? variant.Sku : string.Format("<span itemprop='sku'>{0}</span>", variant.Sku);
}
if (ShowPartNumber)
{
drow["PartNumber"] = string.IsNullOrEmpty(variant.ModelNumber) ? variant.ModelNumber : string.Format("<span itemprop='mpn'>{0}</span>", variant.ModelNumber);
}
if (ShowGTIN)
{
if (string.IsNullOrEmpty(variant.GTIN))
{
drow["GTIN"] = variant.GTIN;
}
else
{
string gtinType = string.Empty;
switch (variant.GTIN.Length)
{
case 8:
gtinType = "gtin8";
break;
case 13:
gtinType = "gtin13";
break;
case 14:
gtinType = "gtin14";
break;
default:
gtinType = "gtin13";
break;
}
drow["GTIN"] = string.Format("<span itemprop='{0}'>{1}</span>", gtinType, variant.GTIN);
}
}
if (ShowPrice)
{
decimal price = variant.Price.HasValue ? variant.Price.Value : 0;
drow["Price"] = price.LSCurrencyFormat("ulc");
}
if (ShowMSRP)
{
decimal msrp = variant.MSRP.HasValue ? variant.MSRP.Value : 0;
drow["Retail"] = msrp.LSCurrencyFormat("ulc");
}
foreach (ProductOption option in _ProdOptions)
{
drow[option.Option.Name] = variant.GetSelectedOptionChoiceName(option.Option.Choices);
}
_DataTable.Rows.Add(drow);
}
TemplateField tf;
if (ShowThumbnail)
{
tf = new TemplateField();
tf.HeaderTemplate = new ThumbnailTemplate(DataControlRowType.Header, "Thumbnail");
tf.ItemTemplate = new ThumbnailTemplate(DataControlRowType.DataRow, "Thumbnail");
VariantGrid.Columns.Add(tf);
}
if (ShowSku)
{
tf = new TemplateField();
tf.HeaderTemplate = new LabelTemplate(DataControlRowType.Header, "Model");
tf.ItemTemplate = new LabelTemplate(DataControlRowType.DataRow, "Sku");
VariantGrid.Columns.Add(tf);
}
if (ShowPartNumber)
{
tf = new TemplateField();
tf.HeaderTemplate = new LabelTemplate(DataControlRowType.Header, "Part #");
tf.ItemTemplate = new LabelTemplate(DataControlRowType.DataRow, "PartNumber");
VariantGrid.Columns.Add(tf);
}
if (ShowGTIN)
{
tf = new TemplateField();
tf.HeaderTemplate = new LabelTemplate(DataControlRowType.Header, GTINName);
tf.ItemTemplate = new LabelTemplate(DataControlRowType.DataRow, "GTIN");
VariantGrid.Columns.Add(tf);
}
if (_ProdOptions == null)
{
_ProdOptions = _Product.ProductOptions;
}
foreach (ProductOption option in _ProdOptions)
{
tf = new TemplateField();
tf.HeaderTemplate = new LabelTemplate(DataControlRowType.Header, option.Option.Name);
tf.ItemTemplate = new LabelTemplate(DataControlRowType.DataRow, option.Option.Name);
VariantGrid.Columns.Add(tf);
}
tf = new TemplateField();
tf.HeaderTemplate = new QtyBoxTemplate(DataControlRowType.Header, "Qty");
tf.ItemTemplate = new QtyBoxTemplate(DataControlRowType.DataRow, "Quantity");
VariantGrid.Columns.Add(tf);
if (ShowPrice)
{
tf = new TemplateField();
tf.HeaderTemplate = new PriceLabelTemplate(DataControlRowType.Header, "Price", _ProductId);
tf.ItemTemplate = new PriceLabelTemplate(DataControlRowType.DataRow, "Price", _ProductId);
VariantGrid.Columns.Add(tf);
}
if (ShowMSRP)
{
tf = new TemplateField();
tf.HeaderTemplate = new PriceLabelTemplate(DataControlRowType.Header, "Retail", _ProductId, true);
tf.ItemTemplate = new PriceLabelTemplate(DataControlRowType.DataRow, "MSRP", _ProductId, true);
VariantGrid.Columns.Add(tf);
}
bool inventoryEnabled = _Product.InventoryMode == InventoryMode.Variant && !_Product.AllowBackorder;
if (inventoryEnabled && ShowInventoryMessage)
{
tf = new TemplateField();
tf.HeaderTemplate = new MessageLabelTemplate(DataControlRowType.Header, "Inventory Status", _ProductId, true);
tf.ItemTemplate = new MessageLabelTemplate(DataControlRowType.DataRow, "", _ProductId, true);
VariantGrid.Columns.Add(tf);
}
tf = new TemplateField();
tf.HeaderTemplate = new ButtonsBoxTemplate(DataControlRowType.Header, "");
tf.ItemTemplate = new ButtonsBoxTemplate(DataControlRowType.DataRow, "");
VariantGrid.Columns.Add(tf);
//Initialize the DataSource
VariantGrid.DataSource = _DataTable;
//Bind the datatable with the GridView.
VariantGrid.DataBind();
}
