/* Adds item data to orderInfo list and displays it in order summary
* ***************************************/
private void addItemBtn_Click(object sender, EventArgs e)
{
// Get item descipriton and determine if itemNumber exists in the database
string materialSearch = "SELECT description FROM Materials WHERE itemID = '" + itemNumber.Text + "' LIMIT 1";
string result = dbconn.getString(materialSearch);
// Hanle no matching item found in database
if (result == null)
{
MessageBox.Show("Item number doesn't exist. Please try another item number.", "Invalid Item", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
itemValidityMessage.Text = "Invalid Item Number";
itemValidityMessage.Visible = true;
itemValidityMessage.ForeColor = errorColor;
itemQuantity.Clear();
itemNumber.Clear();
itemNumber.Select();
}
else
{
itemValidityMessage.Visible = false; // Hide invalid item number message
// Retrieve item description from database
string itemDescription = result;
// Displays item in summary box and increments itemCount
try
{
if (Convert.ToInt32(itemQuantity.Text) < 1 || Convert.ToInt32(itemQuantity.Text) > 100)
{
MessageBox.Show("Please enter an item quantity between 1 and 100.", "Invalid Quantity", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
// Add new order item to list
orderInfo.Add(new TempOrderInfo()
{
itemNumber = Convert.ToInt32(itemNumber.Text),
jobCode = Convert.ToInt32(jobCode.Text),
description = itemDescription,
quantity = Convert.ToInt32(itemQuantity.Text)
});
// Add item to data grid view
TempOrderInfo lastEntry = orderInfo.Last();
orderSummaryTable.Rows.Add(lastEntry.itemNumber, lastEntry.description, lastEntry.quantity);
submitOrderBtn.Enabled = true;
cancelBtn.Enabled = true;
itemNumber.Clear();
itemQuantity.Clear();
itemNumber.Select();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
private bool verifyCredentials(string userID, string password)
//Function to verify user information and return whether access is permitted or denied.
{
//Create database and user objects
projectDB db = new projectDB();
user currentUser = new user();
//local variables
int uid, rank = 0;
string fname, lname, username, employmentStatus = null;
bool verified = false;
//************************************************encrypt password
password = db.encrypt(password);
//Try to find the user int the database.
try
{
//See if username and password match on database
string query = "SELECT employeeID FROM Employees WHERE username='******' AND userPass ='******';";
verified = db.getBool(query, true);
if (verified)
{
//Set user information
uid = Convert.ToInt32(db.getString("SELECT employeeID FROM Employees WHERE username = '******' AND userPass = '******'; "));
rank = Convert.ToInt32(db.getString("SELECT rank FROM Employees WHERE username = '******' AND userPass = '******'; "));
fname = db.getString("SELECT firstName FROM Employees WHERE username = '******' AND userPass = '******'; ");
lname = db.getString("SELECT lastName FROM Employees WHERE username = '******' AND userPass = '******'; ");
employmentStatus = db.getString("SELECT employeeStatus FROM Employees WHERE username = '******' AND userPass = '******'; ");
username = txtEmpID.Text;
currentUser.set(uid, rank, fname, lname, employmentStatus, username);
//verify everything worked
if (employmentStatus != "Active")
{
lblError.Visible = true;
return(false);
}
//Proceed with login
Main form = new Main(currentUser);
form.Show();
this.Hide();
return(true);
}
}
catch
{
return(false);
}
lblError.Visible = true;
return(false);
}
private void login_Load(object sender, EventArgs e)
{
//Check if ANY users exist exit if program does not detect network to prevent exploit.
bool ping = db.PingHost("104.248.117.10");
if (ping == false)
{
MessageBox.Show("No network detected. Program will close.");
Application.Exit();
}
string query = "SELECT MAX(employeeID) FROM Employees";
string result = db.getString(query);
if (result == "1")
{
MessageBox.Show("No users were found in the system. Contact Technicial Support. If this is a new install, please enter default credentials below.");
isNewInstall = true;
}
}
private void btnAddItem_Click(object sender, EventArgs e)
{
//Verify item and quantity are available in database and required rank
try
{
string quantityReq = txtQuantity.Text;
int currentQuantity = db.getInt("SELECT available FROM Equipment WHERE equipmentID =" + txtScanItem.Text + ";");
int newQuantity = currentQuantity - Convert.ToInt32(quantityReq);
if (newQuantity < 0)
{
lblInformation.Text = "Not enough inventory to supply this order. \n\nContact Warehouse Personel or Inventory Management.";
lblInformation.ForeColor = Color.Red;
return;
}
string eqDescription = db.getString("SELECT description FROM Equipment WHERE equipmentID ='" + txtScanItem.Text + "';");
string query = "SELECT equipmentID FROM Equipment WHERE (equipmentID = '"
+ txtScanItem.Text + "' AND equipmentStatus ='In Stock' AND requiredRank <='"
+ currentUser.getRank() + "' AND available>='" + quantityReq + "');";
//If item is found:
if (db.getBool(query, true))
{
lblInformation.Text = "Item number: [" + txtScanItem.Text + "]\n\nQuantity: [" + quantityReq + "] successfully added.";
lblInformation.ForeColor = Color.Blue;
// Add new order item to list
orderInfo.Add(new TempOrderInfo()
{
itemNumber = Convert.ToInt32(txtScanItem.Text),
jobCode = Convert.ToInt32(txtJobCode.Text),
description = eqDescription,
quantity = Convert.ToInt32(txtQuantity.Text)
});
// Add item to data grid view
TempOrderInfo lastEntry = orderInfo.Last();
dt.Rows.Add(lastEntry.itemNumber, lastEntry.description, lastEntry.quantity);
}
else
{
lblInformation.Text = "Unable to add item. \nThis error will occur if the item is not in stock or does not exist. \n\n\nStock amount: " + currentQuantity + ". \n\n\nContact warehouse management if this problem persists.";
lblInformation.ForeColor = Color.Red;
}
//Add item to datagridview list to be put in pending
//Select field
txtScanItem.Clear();
txtScanItem.Select();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
count++;
}
private void btnReturnSubmit_Click(object sender, EventArgs e)
{
//Passes values to right and adds Job Code so User can confirm he is returning the correct equipment
bool comboEmpty = true;
try {
if (comboStatus.Text != "")
{
comboEmpty = false;
}
//Job Code query to add to right side of view to confirm return.
if (comboEmpty == false && txtReturnItem.Text != "")
{
switch (comboStatus.Text)
{
case "Working":
{
lblChkBox1.Text = "Returned";
break;
}
case "Not Working":
{
lblChkBox1.Text = "Damaged";
break;
}
}
//Clears left side and populates right side for confirmation.
comboStatus.SelectedIndex = 0;
lblChkBox2.Text = txtReturnItem.Text;
txtReturnItem.Text = null;
lblChkBox3.Text = txtReturnEID.Text;
//MySQL query to pull Job Code to confirm which item you are returning.
//This step is to insure the User does not accidentally return the wrong item.
string input1 = lblChkBox2.Text;
string input2 = lblChkBox3.Text;
string query1 = "SELECT jobCode FROM EquipmentRental WHERE equipmentID LIKE '%" + input1 + "%' AND employeeID LIKE '%" + currentUser.getID().ToString() + "%'";
lblJobCode.Text = (mydb.getString(query1));
string query2 = "SELECT rentalID FROM EquipmentRental WHERE equipmentID LIKE '%" + input1 + "%' AND employeeID LIKE '%" + currentUser.getID().ToString() + "%'";
lblRentalID.Text = (mydb.getString(query2));;
lblReturnError.Text = "";
}
else
{
lblReturnError.Text = "Please fill out both fields.";
txtReturnItem.Text = "";
comboStatus.Text = "";
lblChkBox1.Text = "";
lblChkBox2.Text = "";
lblChkBox3.Text = "";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}