private void retrieveInvoiceBtn_Click(object sender, EventArgs e)
{
//The "Retrieve Entire Invoice" button allows the user to retrieve all Items under the selected Invoice.
MySqlCommand cmd = new MySqlCommand();
DBQueries queries = new DBQueries();
List <string> itemNames = new List <string>();
List <int> itemIDS = new List <int>();
int invNum = invoiceNum;
custContList = queries.getCustStorageOrder(connection, customer.getID());
//Check to ensure that there is an Invoice to retrieve.
if (custContList.Count <= 0)
{
MessageBox.Show("No Invoices to retrieve!");
return;
}
//If there is an Invoice, retrieve all Items from it.
for (int i = 0; i < custContList.Count; i++)
{
queries.retrieveEntireInvoice(connection, custContList[i].getID());
}
//Once Items have been retrieved, delete the associated Invoice data from the database.
queries.deleteInvoice(connection, invNum, customer.getID());
//Clear the DGV as the Invoice has now been deleted.
orderView.Rows.Clear();
//Alert user that all Items have been successfully retrieved.
MessageBox.Show("All items under Invoice Number: " + invoiceNum + " have been successfully retrieved!");
}
private void mainCustScreen_Load(object sender, EventArgs e)
{
//Variables for DB Connection, querying, and passing information between methods.
greetingLabel.Text = "Hello " + customer.getName() + ", please select an option below:";
double orderTotal = 0;
new DBConnect(out connection);
DBQueries queries = new DBQueries();
List <int> containerIDList = new List <int>();
if (!isReturningCustomer)
{
int invNum;
//This set of queries inserts a new customer.
queries.insertNewCustomer(customer, connection);
customer = queries.getCustomer(connection, customer.getFName(), customer.getLName());
//Retrieves invoice number for newly created invoice.
invNum = queries.createInvoice(connection, customer.getID(), contList);
//Inserts Container objects created on previous Forms into the Database
queries.insertContainers(connection, contList, customer.getID(), invNum);
containerIDList = (queries.getContainerID(connection, customer.getID()));
//Inserts Item objects created on previous Forms into the Database
queries.insertItems(connection, itemList, containerIDList);
}
else //handle returning customer
{
/* TO DO */
}
//Retrieve the current customers Storage Orders
contList = queries.getCustStorageOrder(connection, customer.getID());
//Calculate the total dollar amount for the Customers Storage Orders
for (int i = 0; i < contList.Count; i++)
{
orderTotal += contList[i].getPrice();
}
//Display amount owing.
curTotalLabel.Text += "$" + orderTotal;
//Get Invoice Numbers for current Customer
custInvNums = new List <int>();
custInvNums = queries.getCustInvoices(connection, customer.getID());
//Set visual for DataGridView
mainScreenView.ColumnCount = 1;
mainScreenView.Columns[0].Name = "Invoice Number:";
//Display info to user.
for (int i = 0; i < custInvNums.Count(); i++)
{
mainScreenView.Rows.Add(custInvNums[i].ToString());
}
mainScreenView.AutoResizeColumns();
}
private void viewOrderBtn_Click(object sender, EventArgs e)
{
//The "View Order" button first checks to enusre that the customer has an Invoice to display. If they do, it
//queries the database to get all of the Containers associated with the Invoice Number, and then displays
//the Containers and the Items within them in a new Form to the user.
new DBConnect(out connection);
DBQueries queries = new DBQueries();
List <Container> containerList = queries.getCustStorageOrder(connection, customer.getID());
//If no Invoices, alert user and return to Main Screen.
if (containerList.Count <= 0)
{
MessageBox.Show("No Invoices to show!");
return;
}
int invNum = containerList[0].getInvoiceNumber();
//Pass all applicable info to the orderViewForm to be displayed to the user.
orderViewForm orderView = new orderViewForm(containerList, customer, invNum);
orderView.Show();
this.Hide();
}
private void retrieveAllOfOneBtn_Click(object sender, EventArgs e)
{
//The "Retrieve All of One Item" button retrieves all of a user-selected Item from the Warehouse.
MySqlCommand cmd = new MySqlCommand();
DBQueries queries = new DBQueries();
//If an invalid Item Name is selected, alert user and return to orderViewForm.
if (orderView.SelectedCells[0].Value == null)
{
MessageBox.Show("Invalid Item Name selected, please select an Item Name and try again.");
return;
}
string itemName = orderView.SelectedCells[0].Value.ToString();
//If an invalid Item Name is selected, alert user and return to orderViewForm.
if (orderView.Columns[orderView.CurrentCell.ColumnIndex].Name == orderView.Columns["Container ID:"].Name || orderView.Columns[orderView.CurrentCell.ColumnIndex].Name == orderView.Columns["Item Quantity:"].Name || itemName == "")
{
MessageBox.Show("Invalid Item Name selected, please select an Item Name and try again.");
return;
}
//Get necessary Customer Info from database
int itemID = queries.getItemID(connection, itemName);
int contID = queries.getSingleContainerID(connection, itemID);
int custID = customer.getID();
//Retrieve all of specified Item from warehouse
queries.retrieveAllOfOneItem(connection, itemID, custID, contID);
//Refresh the DGV, displaying the newly updated Invoice with Item removed.
custContList = queries.getCustStorageOrder(connection, custID);
orderView.Rows.Clear();
for (int i = 0; i < custContList.Count(); i++)
{
itemList = custContList[i].getItemList();
orderView.Rows.Add(custContList[i].getID().ToString(), "", "");
for (int j = 0; j < itemList.Count(); j++)
{
orderView.Rows.Add("", itemList[j].getName(), itemList[j].getQuantity());
}
}
//Alert user that Item has been retrieved successfully.
MessageBox.Show("Item: " + itemName + " has been successfully retrieved.");
}
private void submitBtn_Click(object sender, EventArgs e)
{
if (!fNameText.Text.Equals("") || !lNameText.Text.Equals(""))
{
string firstName = fNameText.Text;
string lastName = lNameText.Text;
new DBConnect(out connection);
DBQueries dbQ = new DBQueries();
Customer cus = dbQ.getCustomer(connection, firstName, lastName);
mainCustScreen mainScreen = new mainCustScreen(cus);
mainScreen.Show();
this.Hide();
}
else
{
MessageBox.Show("Error: please fill out the fields with correct information.");
}
}
private void retrieveXBtn_Click(object sender, EventArgs e)
{
//The "Retrieve X Of One Item" button retrieves a specified quantity of a specific Item that the user has selected.
MySqlCommand cmd = new MySqlCommand();
DBQueries queries = new DBQueries();
//If an invalid Item Name is selected, alert user and return to orderViewForm.
if (orderView.SelectedCells[0].Value == null)
{
MessageBox.Show("Invalid Item Name selected, please select an Item Name and try again.");
return;
}
string itemName = orderView.SelectedCells[0].Value.ToString();
//If an invalid Item Name is selected, alert user and return to orderViewForm.
if (orderView.Columns[orderView.CurrentCell.ColumnIndex].Name == orderView.Columns["Container ID:"].Name || orderView.Columns[orderView.CurrentCell.ColumnIndex].Name == orderView.Columns["Item Quantity:"].Name || itemName == "")
{
MessageBox.Show("Invalid Item Name selected, please select an Item Name and try again.");
return;
}
//Get necessary info from database
int curItemQuantity = queries.getItemQuantity(connection, itemName);
int itemID = queries.getItemID(connection, itemName);
string value = "";
int numOfItems;
//Prompt user to enter the quantity of Items they wish to retrieve.
if (Dialog.InputBox("Enter the number of Items you would like to retrieve:", "Number of Items:", ref value) == DialogResult.OK)
{
numOfItems = int.Parse(value);
int newQty = curItemQuantity - numOfItems;
//If the user-entered quantity is larger than that remaining in the warehouse, alert user and return to orderViewForm
if (newQty < 0)
{
MessageBox.Show("Not enough quantity remaining to retrieve " + numOfItems + " of Item: " + itemName + ", please enter a quantity less than " + curItemQuantity);
return;
}
//Update quantity in the database.
queries.retrieveXOfOneItem(connection, newQty, itemID);
custContList = queries.getCustStorageOrder(connection, customer.getID());
//Refresh the DGV, displaying the newly updated Invoice with Item quantity updated.
orderView.Rows.Clear();
for (int i = 0; i < custContList.Count(); i++)
{
itemList = custContList[i].getItemList();
orderView.Rows.Add(custContList[i].getID().ToString(), "", "");
for (int j = 0; j < itemList.Count(); j++)
{
orderView.Rows.Add("", itemList[j].getName(), itemList[j].getQuantity());
}
}
//Alert the user that the quantity they have requested has been retrieved.
MessageBox.Show("Quantity: " + numOfItems.ToString() + " of Item: " + itemName + " successfully retrieved.");
}
}