protected void DdlCategoryID_SelectedIndexChanged(object sender, EventArgs e)
{
DropDownList ddl = (DropDownList)sender;
GridViewRow row = (GridViewRow)ddl.NamingContainer;
ddl = row.FindControl("DdlCategoryID") as DropDownList;
Label LblCatalogueNameAuto = row.FindControl("LblCatalogueNameAuto") as Label;
string CategoryID = Convert.ToString(ddl.SelectedItem);
if (LblCatalogueNameAuto != null)
{
LblCatalogueNameAuto.Text = InventoryLogic.GetCatalogueName(CategoryID);
}
}
protected void BindControl(string itemID)
{
List <SupplierList> sList = PurchasingLogic.ListSuppliers();
DdlSupplier1.DataSource = sList;
DdlSupplier1.DataBind();
DdlSupplier1.Items.Insert(0, new ListItem(String.Empty, String.Empty));
DdlSupplier1.SelectedValue = InventoryLogic.GetFirstPrioritySupplierByItemID(itemID);
DdlSupplier2.DataSource = sList;
DdlSupplier2.DataBind();
DdlSupplier2.Items.Insert(0, new ListItem(String.Empty, String.Empty));
if (InventoryLogic.GetSecondPrioritySupplierByItemID(itemID) != null)
{
DdlSupplier2.SelectedValue = InventoryLogic.GetSecondPrioritySupplierByItemID(itemID);
}
else
{
DdlSupplier2.SelectedIndex = 0;
}
DdlSupplier3.DataSource = sList;
DdlSupplier3.DataBind();
DdlSupplier3.Items.Insert(0, new ListItem(String.Empty, String.Empty));
if (InventoryLogic.GetThirdPrioritySupplierByItemID(itemID) != null)
{
DdlSupplier3.SelectedValue = InventoryLogic.GetThirdPrioritySupplierByItemID(itemID);
}
else
{
DdlSupplier3.SelectedIndex = 0;
}
TxtPriceS1.Text = InventoryLogic.GetFirstPrioritySupplierPriceByItemID(itemID);
TxtPriceS2.Text = InventoryLogic.GetSecondPrioritySupplierPriceByItemID(itemID);
TxtPriceS3.Text = InventoryLogic.GetThirdPrioritySupplierPriceByItemID(itemID);
TxtItemID.Text = itemID;
TxtItemID.ReadOnly = true;
TxtDescription.Text = InventoryLogic.GetItemDescription(itemID);
TxtDescription.ReadOnly = true;
TxtCategory.Text = InventoryLogic.GetCatalogueName(InventoryLogic.GetInventoryItem(itemID).CategoryID);
TxtCategory.ReadOnly = true;
}
protected void GridViewCatalogue_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
InventoryCatalogue catalogue = (InventoryCatalogue)e.Row.DataItem;
string ItemID = catalogue.ItemID;
Label lblCatName = e.Row.FindControl("LblCatalogueName") as Label;
if (lblCatName != null)
{
lblCatName.Text = InventoryLogic.GetCatalogueName(catalogue.CategoryID);
}
DropDownList ddl = e.Row.FindControl("DdlCategoryID") as DropDownList;
if (ddl != null)
{
ddl.DataSource = InventoryLogic.CategoryID();
ddl.DataTextField = "CategoryID";
ddl.DataValueField = "CategoryID";
ddl.DataBind();
}
}
}
// This will retrieve all the necessary values and use it to generate our report
protected void BtnGenerate_Click(object sender, EventArgs e)
{
// Resets all controls to default first
LblHeader.Visible = false;
LblErrorMsg.Text = "";
LblErrorMsg.Visible = false;
// Declare our attr to perform our validation
bool anyErrors = false;
// Retrieve Item id
string itemID = LblItemID.Text;
// Retrieve both of our dates
string temp1 = DateFrom.Value;
DateTime dateFrom = DateTime.ParseExact(temp1, "yyyy-MM-dd", System.Globalization.CultureInfo.InvariantCulture);
string temp2 = DateTo.Value;
DateTime dateTo = DateTime.ParseExact(temp2, "yyyy-MM-dd", System.Globalization.CultureInfo.InvariantCulture);
// Gotta perform our server-side validation here...
// Ensure that dateFrom is before dateTo
if (dateTo < dateFrom)
{
LblErrorMsg.Visible = true;
LblErrorMsg.Text = "Error. Ensure that the date selected is in the right order.";
anyErrors = true;
}
//Ensure that dateFrom cannot be below Jan 1st 2014 cos no data for it
if (dateFrom.Year < 2014 && !anyErrors)
{
LblErrorMsg.Visible = true;
LblErrorMsg.Text = "Error. No data found before 2014.";
anyErrors = true;
}
// Ensure that dateTo cannot be beyond the latest date in the actual data table
bool check = ReportLogic.CheckIfBeyondLatestData(dateTo);
if (!check && !anyErrors)
{
LblErrorMsg.Visible = true;
LblErrorMsg.Text = "Error. No data beyond the selected date.";
anyErrors = true;
}
// Ensure that its 6 months apart
DateTime tempDate = dateFrom.AddMonths(6);
if (tempDate > dateTo && !anyErrors)
{
LblErrorMsg.Visible = true;
LblErrorMsg.Text = "Error. Period selected must be at least 6 months apart.";
anyErrors = true;
}
// If no errors, run our main logic
if (!String.IsNullOrWhiteSpace(itemID) && !anyErrors)
{
// Retrieve our number of periods
int numPeriods = Convert.ToInt32(DdlNoForeacast.SelectedItem.Value);
// Retrieve our type of chart to generate
int typeOfChart = Convert.ToInt32(DdlTypeChart.SelectedItem.Value);
// Pass our value to the method in the biz logic side
ReportLogic.GetChart(itemID, dateFrom, dateTo, numPeriods, typeOfChart);
// Populating our Images
ImgChart.Visible = true;
ImgChart.ImageUrl = "~/images/Charts/chart1.png" + "?time=" + DateTime.Now.ToString();
ImgTableResult.Visible = true;
ImgTableResult.ImageUrl = "~/images/Charts/tableResults.png" + "?time=" + DateTime.Now.ToString();
ImgTableAccuracy.Visible = true;
ImgTableAccuracy.ImageUrl = "~/images/Charts/tableAccuracy.png" + "?time=" + DateTime.Now.ToString();
ImgTableModel.Visible = true;
ImgTableModel.ImageUrl = "~/images/Charts/tableModel.png" + "?time=" + DateTime.Now.ToString();
// Populating misc controls
LblHeader.Visible = true;
LblChartHeader.Visible = true;
LblExpectedDemand.Visible = true;
var item = InventoryLogic.FindItemByItemID(itemID);
LblCode.Visible = true;
LblItemCode.Visible = true;
LblItemCode.Text = item.ItemID;
LblDescription.Visible = true;
LblItemDescription.Visible = true;
LblItemDescription.Text = item.Description;
LblCategory.Visible = true;
LblItemCategory.Visible = true;
LblItemCategory.Text = InventoryLogic.GetCatalogueName(item.CategoryID);
BtnPrint.Visible = true;
LblAccuracy.Visible = true;
LblModel.Visible = true;
}
// Updating the UpdatePanel
UpdatePanelChart.Update();
}
