private int serveSelectedItems(ServeItemsForm.InputFields mfields)
{
string invoiceNoTxt = input_invoiceNo.Text.Trim().ToUpper();
foreach (DataGridViewRow r in disp_grid_inv.SelectedRows)
{
DataGridViewCellCollection c = r.Cells;
if (c["invoice_orderStatus"].Value.ToString().Equals("SERVED"))
{
return -1;
}
RecordsDataSet.InvoiceItemRow invoice =
input_invoiceNo.SelectedItem as RecordsDataSet.InvoiceItemRow;
int itemId = int.Parse(c["invoice_itemId"].Value.ToString());
int qty = int.Parse(c["invoice_quantity"].Value.ToString());
int? stock = dbm.getItemQuantity(mfields.warehouse.id, itemId);
if (stock < qty || stock == null)
{
showErrorMessage("Not enough stock for item '" + c["invoice_itemName"].Value + "'");
return -1;
}
db.ItemServed.AddItemServedRow(
invoiceNoTxt, itemId, mfields.warehouse.id, qty, mfields.date);
}
return disp_grid_inv.SelectedRows.Count;
}
private void serveWRet_option_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(input_invoiceNo.Text))
{
showErrorMessage("No Invoice Selected.");
return;
}
if (disp_grid_inv.SelectedRows.Count == 0)
{
showErrorMessage("No Rows Selected.");
}
else
{
ServeItemsForm.InputFields inf = new ServeItemsForm.InputFields();
DialogResult res;
using (ServeItemsForm sf = new ServeItemsForm(inf, this))
{
sf.setInvoice(input_invoiceNo.Text);
res = sf.ShowDialog();
}
if (res.Equals(DialogResult.OK))
{
try
{
int rowsAff = serveWRetSelectedItems(inf);
if (rowsAff > 0)
{
dbm.dbmgr.UpdateAll(dbm.db);
dbmgr.ReturnsInventoryTableAdapter.Fill(db.ReturnsInventory);
dbmgr.InvoiceItemTableAdapter.Fill(db.InvoiceItem);
refreshWarehouseComboBox();
invoice_fillDataGrid(input_invoiceNo.SelectedItem as RecordsDataSet.InvoiceRow);
showSuccessMessage("Operation successful. " + rowsAff + " affected.");
}
else
{
showErrorMessage("Can't perform action on some selected items. Operation Aborted.");
}
}
catch (DBConcurrencyException ex)
{
DialogResult r = showErrorPrompt(
"An error occured while trying to sync with database.\n\n" +
"Details:\n" + ex.Message);
if (r.Equals(DialogResult.Retry))
{
serve_items_option_Click(sender, e);
}
else
{
db.RejectChanges();
}
}
catch (Exception ex)
{
db.RejectChanges();
showErrorMessage("An error occured.\n\nDetails:\n" + ex.Message);
}
}
}
}
