// DELETE a supplier to current product click
private void btnRemove_Click(object sender, EventArgs e)
{
string i = lstSuppliers.SelectedItem.ToString();
string[] s = i.Split('|');
int prodSupId = Int32.Parse(s[0].Trim());
Products_Suppliers productsSuppliers = new Products_Suppliers();
if (prodSupId < 1) // no selection
{
MessageBox.Show("Please select supplier to add");
}
else // user selected a product to add
{
try
{
this.DialogResult = DialogResult.OK;
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(prodSupId);
Products_SuppliersDB.DeleteProductSupplier(ps);
MessageBox.Show("Supplier deleted", "Success!");
loadData();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
int index = cboProducts.SelectedIndex;
int prodId = productsList[index].ProductId;
Products_Suppliers productsSuppliers = new Products_Suppliers();
if (prodId < 1) // no selection
{
MessageBox.Show("Please select supplier to add");
}
else // user selected a product to add
{
try
{
int ProductSupplierId = Products_SuppliersDB.AddSupplierById(prodId, (int)supId);
MessageBox.Show("Product deleted", "Success!");
this.DialogResult = DialogResult.OK;
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(ProductSupplierId); // selected product
//add selected product
currentProductSupplierIds.Add(ps); // add to current product supplier list
loadData();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
//DisplayCurrentPackageProductSupplierData();
}
}
// ADD a supplier to current product click
private void btnAdd_Click(object sender, EventArgs e)
{
int index = cboSupplier.SelectedIndex;
int supId = suppliersList[index].SupplierId;
Products_Suppliers productsSuppliers = new Products_Suppliers();
if (supId < 1)
{
MessageBox.Show("Please select supplier to add");
}
else
{
try
{
int ProductSupplierId = Products_SuppliersDB.AddSupplierById((int)prodId, supId);
MessageBox.Show("Supplier added", "Success!");
this.DialogResult = DialogResult.OK;
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(ProductSupplierId);
currentProductSupplierIds.Add(ps);
DisplayProductSupplier();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
if (lstProdSup.SelectedIndex < 0) // no selection
{
MessageBox.Show("Please select product supplier to add");
}
else
{
Packages currentPackage = PackagesDB.GetPackageById((int)id);
string i = lstProdSup.SelectedItem.ToString();
string[] s = i.Split('|');
int prodSupId = Int32.Parse(s[0].Trim());
Products_Suppliers selectedProductSupplier = Products_SuppliersDB.GetProductSupplierById(prodSupId);
try
{
if (!Packages_Products_SuppliersDB.AddPackageProductSupplier(currentPackage.PackageId, selectedProductSupplier.ProductSupplierId))
{
MessageBox.Show("Product added", "Success!");
this.DialogResult = DialogResult.OK;
DisplayPackage();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
private void DisplayProductSupplierData()
{
productSupplierIds = Products_SuppliersDB.GetProductSupplierIds();
lstProdSup.Items.Clear();
lstProdSup.Items.Add("Id " + ": " + "Product Name" + ", " + "Supplier Name");
foreach (int id in productSupplierIds)
{
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(id);
lstProdSup.Items.Add(ps);
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
int index = lstPackProdSupp.SelectedIndex;
string i = lstPackProdSupp.SelectedItem.ToString();
string[] s = i.Split('|');
int pid = Int32.Parse(s[0].Trim());
//Packages_Products_Suppliers currentPackage = Packages_Products_SuppliersDB.GetPackageIds
if (pid < 1) // no selection
{
MessageBox.Show("Please select product supplier to delete");
}
else // user selected a product to delete
{
if (type == "View")
{
Products_Suppliers pps = Products_SuppliersDB.GetProductSupplierById(pid); // selected product
DialogResult answer =
MessageBox.Show("Are you sure to delete " + pps.ProdName + "?",
"Please Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (answer == DialogResult.Yes)
{
//delete selected package product supplier
try
{
if (!Packages_Products_SuppliersDB.DeletePackageProductSupplier((int)id, pps.ProductSupplierId))
{
MessageBox.Show("Another user has updated or deleted " +
"that product.", "Database Error");
}
else
{
currentProductSupplierIds.RemoveAt(index - 1);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
// remove from the current product supplier list
DisplayCurrentPackageProductSupplierData();
}
}
}
}
private void DisplayCurrentPackageProductSupplierData()
{
if (productSupplierIds != null) // if we have product suppliers to display
{
lstProductSupplierId.Items.Clear(); //start with empty list box
lstProductSupplierId.Items.Add("Id " + ": " + "Product Name" + ", " + "Supplier Name");
foreach (int id in productSupplierIds)
{
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(id);
lstProductSupplierId.Items.Add(ps);
}
}
else // null this product does not exist - need to refresh combo box
{
packageIds = Packages_Products_SuppliersDB.GetPackageIds();
}
}
// display ProductSupplier attached to package by DB method, passing through the packageID inherited from main form
private void DisplayCurrentPackageProductSupplierData()
{
if (currentProductSupplierIds != null) // if we have product suppliers to display
{
lstPackProdSupp.Items.Clear(); //start with empty list box
lstPackProdSupp.Items.Add("Id " + ": " + "Product Name" + ", " + "Supplier Name");
foreach (int id in currentProductSupplierIds)
{
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById((int)id);
lstPackProdSupp.Items.Add(ps);
}
}
else
{
lstPackProdSupp.Items.Clear();
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
DialogResult result = MessageBox.Show("Delete " + currentProd.ProdName + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!ProductsDB.DeleteProduct(currentProd))
{
MessageBox.Show("Another user has updated or deleted " +
"that product.", "Database Error");
currentProd = ProductsDB.GetProductById(currentProd.ProductId);
if (currentProd != null)
{
this.DisplayProductData();
}
}
else
{
this.DisplayProductData();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else if (tableName == "Suppliers")
{
DialogResult result = MessageBox.Show("Delete " + currentSupplier.SupName + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!SuppliersDB.DeleteSupplier(currentSupplier))
{
MessageBox.Show("Another user has updated or deleted " +
"that supplier.", "Database Error");
currentSupplier = SuppliersDB.GetSupplierById(currentSupplier.SupplierId);
if (currentSupplier != null)
{
this.DisplaySupplierData();
}
}
else
{
this.DisplaySupplierData();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else if (tableName == "Products_Suppliers")
{
DialogResult result = MessageBox.Show("Delete Product Supplier " + currentProductSupplier.ProductSupplierId + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!Products_SuppliersDB.DeleteProductSupplier(currentProductSupplier))
{
MessageBox.Show("Another user has updated or deleted " +
"that product_supplier.", "Database Error");
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(currentProductSupplier.ProductSupplierId);
if (currentProductSupplier != null)
{
this.DisplayCurrentProductSupplierData();
}
this.DisplayProductSupplierData();
}
else
{
this.DisplayCurrentProductSupplierData();
}
this.DisplayProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else if (tableName == "Packages")
{
DialogResult result = MessageBox.Show("Delete Packages " + currentPackage.PkgName + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!PackagesDB.DeletePackage(currentPackage))
{
MessageBox.Show("Another user has updated or deleted " +
"that package.", "Database Error");
currentPackage = PackagesDB.GetPackageById(currentPackage.PackageId);
if (currentPackage != null)
{
//this.DisplayCurrentProductSupplierData();
this.DisplayProductSupplierData();
}
}
else
{
//this.DisplayCurrentProductSupplierData();
this.DisplayPackages();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
frmAddUpdateProducts updateProductForm = new frmAddUpdateProducts();
updateProductForm.addProduct = false;
updateProductForm.product = currentProd;
DialogResult result = updateProductForm.ShowDialog();
if (result == DialogResult.OK)
{
currentProd = updateProductForm.product;
this.DisplayProductData();
}
else if (result == DialogResult.Retry)
{
currentProd = ProductsDB.GetProductById(currentProd.ProductId);
if (currentProd != null)
{
this.DisplayProductData();
}
}
}
else if (tableName == "Suppliers")
{
frmAddUpdateSuppliers updateSupplierForm = new frmAddUpdateSuppliers();
updateSupplierForm.addSupplier = false;
updateSupplierForm.supplier = currentSupplier;
DialogResult result = updateSupplierForm.ShowDialog();
if (result == DialogResult.OK)
{
currentSupplier = updateSupplierForm.supplier;
this.DisplaySupplierData();
}
else if (result == DialogResult.Retry)
{
currentSupplier = SuppliersDB.GetSupplierById(currentSupplier.SupplierId);
if (currentSupplier != null)
{
this.DisplaySupplierData();
}
}
}
else if (tableName == "Products_Suppliers")
{
frmAddUpdateProductSupplier updateProductSupplierForm = new frmAddUpdateProductSupplier();
updateProductSupplierForm.addProductSupplier = false;
updateProductSupplierForm.productSupplier = currentProductSupplier;
DialogResult result = updateProductSupplierForm.ShowDialog();
if (result == DialogResult.OK)
{
this.DisplayCurrentProductSupplierData();
this.DisplayProductSupplierData();
}
else if (result == DialogResult.Retry)
{
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(currentProductSupplier.ProductSupplierId);
if (currentProductSupplier != null)
{
this.DisplayCurrentProductSupplierData();
}
this.DisplayProductSupplierData();
}
}
else if (tableName == "Packages")
{
frmAddUpdatePackages updatePackageForm = new frmAddUpdatePackages();
updatePackageForm.addPackage = false;
updatePackageForm.package = currentPackage;
updatePackageForm.currentProductSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(currentPackage.PackageId);
DialogResult result = updatePackageForm.ShowDialog();
if (result == DialogResult.OK)
{
this.DisplayPackages();
DisplayCurrentPackageProductSupplierData();
}
else if (result == DialogResult.Retry)
{
currentPackage = PackagesDB.GetPackageById(currentPackage.PackageId);
if (currentPackage != null)
{
DisplayCurrentPackageProductSupplierData();
}
this.DisplayPackages();
}
}
}
private void DisplayCurrentProductSupplierData()
{
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(currentProductSupplier.ProductSupplierId);
txtName.Text = currentProductSupplier.ProdName;
txtName2.Text = currentProductSupplier.SupName;
}
private void cboId_SelectedIndexChanged(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Product Name";
try
{
currentProd = ProductsDB.GetProductById(selectedID);
DisplayCurrentProductData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving product with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Supplier Name";
try
{
currentSupplier = SuppliersDB.GetSupplierById(selectedID);
DisplayCurrentSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Products_Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
try
{
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(selectedID);
DisplayCurrentProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Packages_Products_Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
try
{
productSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(selectedID);
DisplayCurrentPackageProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Packages")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Package Name";
try
{
productSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(selectedID);
DisplayCurrentPackageProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
try
{
currentPackage = PackagesDB.GetPackageById(selectedID);
txtName.Text = currentPackage.PkgName;
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
}
