narsil/Tanshu.Accounts.PointOfSale/Products/ProductForm.cs

134 lines
4.3 KiB
C#
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using System;
using System.Windows.Forms;
using Tanshu.Accounts.Repository;
using Tanshu.Accounts.Entities;
namespace Tanshu.Accounts.PointOfSale
{
public partial class ProductForm : Form
{
private int? _productID;
public ProductForm(int? productID)
{
_productID = productID;
InitializeComponent();
}
private void Products_Load(object sender, EventArgs e)
{
FillCombos();
if (_productID.HasValue)
{
Product product;
using (var bi = new ProductBI())
product = bi.Get(x => x.ProductID == _productID.Value);
txtProductID.Text = _productID.Value.ToString();
txtCode.Text = product.Code.ToString();
txtName.Text = product.Name;
txtUnits.Text = product.Units;
txtSalePrice.Text = product.SalePrice.ToString("#.##");
cmbTax.SelectedValue = product.Tax.TaxID;
txtServiceCharge.Text = product.ServiceCharge.ToString("#.##");
chkDiscontinued.Checked = product.Discontinued;
cmbProductGroup.SelectedValue = product.ProductGroup.ProductGroupID;
txtSortOrder.Text = product.SortOrder.ToString();
}
else
{
txtProductID.Text = "(Auto)";
txtName.Focus();
}
}
private void FillCombos()
{
using (var bi = new ProductGroupBI())
bsProductGroups.DataSource = bi.List();
using (var bi = new TaxBI())
bsTax.DataSource = bi.List();
}
private void btnAddCategory_Click(object sender, EventArgs e)
{
using (var frm = new ProductGroupListForm())
frm.ShowDialog();
FillCombos();
cmbProductGroup.SelectedIndex = -1;
}
private Product IsFormValid()
{
var product = new Product();
if (_productID.HasValue)
product.ProductID = _productID.Value;
int code;
if (!int.TryParse(txtCode.Text, out code))
return null;
if (code < 0)
return null;
product.Code = code;
if (string.IsNullOrEmpty(txtName.Text.Trim()))
return null;
product.Name = txtName.Text.Trim();
//if (string.IsNullOrEmpty(txtUnits.Text.Trim()))
// return null;
product.Units = txtUnits.Text.Trim();
decimal salePrice;
if (!decimal.TryParse(txtSalePrice.Text, out salePrice))
return null;
if (salePrice < 0)
return null;
product.SalePrice = salePrice;
// Tax
if (cmbTax.SelectedItem == null)
return null;
product.Tax = (Tax)cmbTax.SelectedItem;
decimal serviceCharge;
if (!decimal.TryParse(txtServiceCharge.Text, out serviceCharge))
return null;
if (serviceCharge < 0 || serviceCharge > 1)
return null;
product.ServiceCharge = serviceCharge;
product.Discontinued = chkDiscontinued.Checked;
int sortOrder;
if (!int.TryParse(txtSortOrder.Text, out sortOrder))
return null;
product.SortOrder = sortOrder;
//Group
if (cmbProductGroup.SelectedItem == null)
return null;
product.ProductGroup = (ProductGroup)cmbProductGroup.SelectedItem;
return product;
}
private void btnOk_Click(object sender, EventArgs e)
{
var product = IsFormValid();
if (product != null)
{
using (var bi = new ProductBI())
if (_productID.HasValue)
bi.Update(product);
else
bi.Insert(product);
MessageBox.Show("Update / Save Successful");
this.Close();
}
else
MessageBox.Show("The form is not valid");
}
private void btnCancel_Click(object sender, EventArgs e)
{
this.Close();
}
}
}