private void btnAccept_Click(object sender, EventArgs e)
{
if (addSupplier)
{
supplier = new Suppliers();
this.PutSupplierData(supplier);
try
{
supplier.SupplierId = SuppliersDB.AddSupplier(supplier);
this.DialogResult = DialogResult.OK;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
else
{
Suppliers newSupplier = new Suppliers();
newSupplier.SupplierId = supplier.SupplierId;
this.PutSupplierData(newSupplier);
try
{
if (!SuppliersDB.UpdateSupplier(supplier, newSupplier))
{
MessageBox.Show("Another user has updated or " +
"deleted that supplier.", "Database Error");
this.DialogResult = DialogResult.Retry;
}
else
{
supplier = newSupplier;
this.DialogResult = DialogResult.OK;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
private void DisplaySupplierData()
{
supplierIds = SuppliersDB.GetSuppliersIds();
cboId.DataSource = supplierIds;
if (supplierIds != null)
{
txtName.Text = currentSupplier.SupName;
cboId.SelectedItem = currentSupplier.SupplierId;
lstView.Items.Clear();//start with empty list box
lstView.Items.Add("Id " + ": " + "Supplier Name");
foreach (int id in supplierIds)
{
Suppliers s = SuppliersDB.GetSupplierById(id);
lstView.Items.Add(s);
}
}
else // null this product does not exist - need to refresh combo box
{
supplierIds = SuppliersDB.GetSuppliersIds();
}
}
// accept supplier UPDATE click
private void btnAcceptEdit_Click(object sender, EventArgs e)
{
Suppliers currentSupplier = SuppliersDB.GetSupplierById((int)supId);
Suppliers newSupplier = new Suppliers();
newSupplier.SupplierId = currentSupplier.SupplierId;
this.PutSupplierData(newSupplier);
if (currentSupplier.SupName == null)
{
MessageBox.Show("Fill in name before adding product", "Please check");
this.DialogResult = DialogResult.OK;
}
else if (Validator.IsPresent(txtSupName))
{
try
{
if (!SuppliersDB.UpdateSupplier(currentSupplier, newSupplier))
{
MessageBox.Show("Another user has updated or " +
"deleted that Supplier.", "Database Error");
this.DialogResult = DialogResult.Retry;
}
else
{
supplier = newSupplier;
MessageBox.Show("Supplier updated", "Success!");
this.DialogResult = DialogResult.OK;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
this.Close();
}
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 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());
}
}
}
// set user inputted information to supplier object
private void PutSupplierData(Suppliers sup)
{
//sup.SupplierId = Convert.ToInt32(txtSupplierID.Text);
sup.SupName = txtSupName.Text;
}
private void PutSuppliers_Data(Suppliers suppliers)
{
suppliers.SuppliersId = Convert.ToInt32(txtSupplierId.Text);
suppliers.SupName = txtSupName.Text;
}
private void btnSupplier_Click(object sender, EventArgs e)
{
Suppliers supp = new Suppliers();
supp.Show();
}
private void PutSupplier(Suppliers supplier)
{
throw new NotImplementedException();
}
// delete item button based on which radio button and item is selected
private void btnDelete_Click(object sender, EventArgs e)
{
if (radPackages.Checked == false && radProducts.Checked == false && radSuppliers.Checked == false)
{
MessageBox.Show("Please select a database to delete from.", "Select a Database");
}
else if (radPackages.Checked)
{
string i = lstView.SelectedItem.ToString();
string[] s = i.Split('|');
int packageId = Int32.Parse(s[0].Trim());
string nameSelected = s[1].Trim();
currentPackage = PackagesDB.GetPackageById(packageId);
DialogResult result = MessageBox.Show("Delete Packages " + nameSelected + "?",
"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(packageId);
}
else
{
this.DisplayPackages();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else if (radProducts.Checked)
{
string i = lstView.SelectedItem.ToString();
string[] s = i.Split('|');
int productId = Int32.Parse(s[0].Trim());
string nameSelected = s[1].Trim();
currentProduct = ProductsDB.GetProductById(productId);
DialogResult result = MessageBox.Show("Delete Product " + nameSelected + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!ProductsDB.DeleteProduct(currentProduct))
{
MessageBox.Show("Another user has updated or deleted " +
"that package.", "Database Error");
currentProduct = ProductsDB.GetProductById(productId);
}
else
{
this.DisplayProducts();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else if (radSuppliers.Checked)
{
string i = lstView.SelectedItem.ToString();
string[] s = i.Split('|');
int supplierId = Int32.Parse(s[0].Trim());
string nameSelected = s[1].Trim();
currentSupplier = SuppliersDB.GetSupplierById(supplierId);
DialogResult result = MessageBox.Show("Delete Supplier " + nameSelected + "?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
if (!SuppliersDB.DeleteSupplier(currentSupplier))
{
MessageBox.Show("Another user has updated or deleted " +
"that package.", "Database Error");
currentSupplier = SuppliersDB.GetSupplierById(supplierId);
}
else
{
this.DisplaySuppliers();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
private void PutSupplierData(Suppliers supplier)
{
supplier.SupName = txtSupName.Text;
}
