public bool addUser(String employeeName, String userName, String password, String designation)
{
DatabaseOperations operations = new DatabaseOperations();
String addUserQuery = "INSERT INTO UserDetails (UserName, Password) VALUES ('" + userName + "','" + password + "')";
int lastEmployeeID;
if (operations.executeSelectQuery("SELECT TOP 1 EmployeeID FROM EmployeeDetails ORDER BY EmployeeID DESC").Rows.Count > 0)
{
lastEmployeeID = int.Parse(operations.executeSelectQuery("SELECT TOP 1 EmployeeID FROM EmployeeDetails ORDER BY EmployeeID DESC").Rows[0][0].ToString());
}
else
{
lastEmployeeID = 101;
}
int designationID = int.Parse(operations.executeSelectQuery("SELECT DesignationID FROM Designation WHERE DesignationName='" + designation.ToLower() + "'").Rows[0][0].ToString());
String addEmployeeQuery = "INSERT INTO EmployeeDetails VALUES(" + (lastEmployeeID + 1) + "," + designationID + ",'" + employeeName + "','" + userName + "')";
try
{
if (operations.executeInsUpdDelQuery(addUserQuery) == 1 && operations.executeInsUpdDelQuery(addEmployeeQuery) == 1)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool addNewOrder(Order newOrder)
{
DatabaseOperations operations = new DatabaseOperations();
try
{
int paperTypeID = int.Parse(operations.executeSelectQuery("SELECT PaperTypeID FROM PaperType WHERE PaperTypeName='" + newOrder.PaperType + "'").Rows[0][0].ToString());
int statusTypeID = int.Parse(operations.executeSelectQuery("SELECT OrderStatusID FROM OrderStatus WHERE OrderStatusName='" + newOrder.OrderStatus + "'").Rows[0][0].ToString());
DataTable customerDetails = operations.executeSelectQuery("SELECT * FROM CustomerDetails WHERE CustomerName='" + newOrder.Customer.Name + "' AND CustomerContactNumber=" + newOrder.Customer.ContactNumber);
if (customerDetails.Rows.Count == 0)
{
DataTable allCustomerDetails = operations.executeSelectQuery("SELECT * FROM CustomerDetails");
if (allCustomerDetails.Rows.Count == 0)
{
operations.executeInsUpdDelQuery("INSERT INTO CustomerDetails (CustomerID, CustomerName, CustomerAddress, CustomerContactNumber) VALUES (" + 1 + ",'" + newOrder.Customer.Name + "','" + newOrder.Customer.Address + "," + newOrder.Customer.ContactNumber + ")");
newOrder.Customer.ID = 1;
}
else
{
int lastCustomerID = (int)allCustomerDetails.Rows[allCustomerDetails.Rows.Count - 1][0];
operations.executeInsUpdDelQuery("INSERT INTO CustomerDetails (CustomerID, CustomerName, CustomerAddress, CustomerContactNumber) VALUES (" + (lastCustomerID + 1) + ",'" + newOrder.Customer.Name + "','" + newOrder.Customer.Address + "'," + newOrder.Customer.ContactNumber + ")");
newOrder.Customer.ID = lastCustomerID + 1;
}
int i = operations.executeInsUpdDelQuery("INSERT INTO OrderDetails (OrderID, CustomerID, DesignID, PaperTypeID, OrderStatusID, Quantity, Size, DeliveryDate, PerProductCost, AdvancePayment, OrderDelivered, Color) VALUES (" + newOrder.OrderID + "," + newOrder.Customer.ID + ",'" + newOrder.DesignID + "'," + paperTypeID + "," + statusTypeID + "," + newOrder.Quantity + ",'" + newOrder.Size + "','" + newOrder.DeliveryDate + "'," + newOrder.UnitPrice + "," + newOrder.AdvancePayment + ",0,'" + newOrder.Color + "')");
int j = operations.executeUpdImageQuery("OrderDetails", "FinalDesignToBePrinted", newOrder.FinalizedDesign, "OrderID", newOrder.OrderID.ToString());
if (i == 1 && j == 1)
{
return(true);
}
else
{
return(false);
}
}
else
{
newOrder.Customer.ID = int.Parse(customerDetails.Rows[0][0].ToString());
int i = operations.executeInsUpdDelQuery("INSERT INTO OrderDetails (OrderID, CustomerID, DesignID, PaperTypeID, OrderStatusID, Quantity, Size, DeliveryDate, PerProductCost, AdvancePayment, OrderDelivered, Color) VALUES (" + newOrder.OrderID + "," + newOrder.Customer.ID + ",'" + newOrder.DesignID + "'," + paperTypeID + "," + statusTypeID + "," + newOrder.Quantity + ",'" + newOrder.Size + "','" + newOrder.DeliveryDate + "'," + newOrder.UnitPrice + "," + newOrder.AdvancePayment + ",0,'" + newOrder.Color + "')");
int j = operations.executeUpdImageQuery("OrderDetails", "FinalDesignToBePrinted", newOrder.FinalizedDesign, "OrderID", newOrder.OrderID.ToString());
if (i == 1 && j == 1)
{
return(true);
}
else
{
return(false);
}
}
}
catch (Exception ex)
{
return(false);
}
}
public bool editDesign(Design d)
{
DatabaseOperations operations = new DatabaseOperations();
int paperTypeID = int.Parse(operations.executeSelectQuery("SELECT PaperTypeID FROM PaperType WHERE PaperType.PaperTypeName='" + d.DesignPaperType + "'").Rows[0][0].ToString());
return(operations.executeInsUpdDelQuery("UPDATE Design SET DesignName='" + d.DesignName + "', Size='" + d.DesignSize + "', PaperTypeID=" + paperTypeID + " WHERE DesignID='" + d.DesignID + "'") == 1);
}
public bool changePassword(String userName, String oldPassword, string newPassword)
{
try
{
DatabaseOperations operations = new DatabaseOperations();
DataTable users = new DataTable();
users = operations.executeSelectQuery("Select * from UserDetails where UserName='******' AND Password='******'");
if (users.Rows.Count == 1)
{
if (operations.executeInsUpdDelQuery("UPDATE UserDetails SET Password='******' WHERE UserName='******'") == 1)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool applyPayment(int orderID, int paymentAmount)
{
DatabaseOperations operations = new DatabaseOperations();
if (operations.executeInsUpdDelQuery("UPDATE OrderDetails SET AdvancePayment=AdvancePayment+" + paymentAmount + "WHERE OrderID=" + orderID) == 1)
{
return(true);
}
else
{
return(false);
}
}
public bool deleteUser(String userName)
{
DatabaseOperations operations = new DatabaseOperations();
String deleteUserQuery = "DELETE FROM UserDetails WHERE UserName='******'";
String deleteEmployeeQuery = "DELETE FROM EmployeeDetails WHERE UserName='******'";
try
{
if (operations.executeInsUpdDelQuery(deleteUserQuery) == 1 && operations.executeInsUpdDelQuery(deleteEmployeeQuery) == 1)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool addCategory(string categoryName)
{
DatabaseOperations operations = new DatabaseOperations();
DataTable categoryIDs = operations.executeSelectQuery("SELECT CategoryID FROM Category");
int lastcategoryID = 0;
if (categoryIDs.Rows.Count > 0)
{
lastcategoryID = int.Parse(categoryIDs.Rows[categoryIDs.Rows.Count - 1][0].ToString());
}
if (operations.executeInsUpdDelQuery("INSERT INTO Category VALUES(" + (lastcategoryID + 1) + ",'" + categoryName + "')") == 1)
{
return(true);
}
else
{
return(false);
}
}
public bool addProduct(string categoryName, string productName)
{
DatabaseOperations operations = new DatabaseOperations();
int categoryID = int.Parse(operations.executeSelectQuery("SELECT CategoryID FROM Category WHERE CategoryName='" + categoryName + "'").Rows[0][0].ToString());
DataTable productIDs = operations.executeSelectQuery("SELECT ProductID FROM Product");
int lastProductID = 0;
if (productIDs.Rows.Count > 0)
{
lastProductID = int.Parse(productIDs.Rows[productIDs.Rows.Count - 1][0].ToString());
}
if (operations.executeInsUpdDelQuery("INSERT INTO Product VALUES(" + (lastProductID + 1) + "," + categoryID + ",'" + productName + "')") == 1)
{
return(true);
}
else
{
return(false);
}
}
public bool editOrder(Order order)
{
DatabaseOperations operations = new DatabaseOperations();
int paperTypeID = int.Parse(operations.executeSelectQuery("SELECT PaperTypeID FROM PaperType WHERE PaperTypeName='" + order.PaperType + "'").Rows[0][0].ToString());
int statusTypeID = int.Parse(operations.executeSelectQuery("SELECT OrderStatusID FROM OrderStatus WHERE OrderStatusName='" + order.OrderStatus + "'").Rows[0][0].ToString());
int i = operations.executeInsUpdDelQuery("UPDATE OrderDetails SET DesignID='" + order.DesignID + "', PaperTypeID=" + paperTypeID + ", Size='" + order.Size + "', OrderStatusID=" + statusTypeID + ", Quantity=" + order.Quantity + ", DeliveryDate='" + order.DeliveryDate.ToString() + "', PerProductCost=" + order.UnitPrice + ", AdvancePayment=" + order.AdvancePayment + " WHERE OrderID=" + order.OrderID);
int j = 1;
if (order.FinalizedDesign != "Click Here")
{
j = operations.executeUpdImageQuery("OrderDetails", "FinalDesignToBePrinted", order.FinalizedDesign, "OrderID", order.OrderID.ToString());
}
if (i == 1 && j == 1)
{
return(true);
}
else
{
return(false);
}
}
public bool setOrderStatus(int orderID, string status)
{
DatabaseOperations operations = new DatabaseOperations();
try
{
int statusID = int.Parse(operations.executeSelectQuery("SELECT OrderStatusID FROM OrderStatus WHERE OrderStatusName='" + status + "'").Rows[0][0].ToString());
if (operations.executeInsUpdDelQuery("UPDATE OrderDetails SET OrderStatusID=" + statusID + " WHERE OrderID=" + orderID) == 1)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
return(false);
}
}
public bool resetPassword(String userName)
{
DatabaseOperations operations = new DatabaseOperations();
String resetPasswordQuery = "UPDATE UserDetails SET Password='******' WHERE UserName='******'";
try
{
if (operations.executeInsUpdDelQuery(resetPasswordQuery) == 1)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool saveDesign(Design d)
{
try
{
DatabaseOperations operations = new DatabaseOperations();
int paperTypeID = int.Parse(operations.executeSelectQuery("SELECT PaperTypeID FROM PaperType WHERE PaperType.PaperTypeName='" + d.DesignPaperType + "'").Rows[0][0].ToString());
int productID = int.Parse(operations.executeSelectQuery("SELECT ProductID FROM Product WHERE Product.ProductName='" + d.ProductName + "'").Rows[0][0].ToString());
int i = operations.executeInsUpdDelQuery("INSERT INTO Design (DesignID, DesignName, ProductID, PaperTypeID, Size) VALUES('" + d.DesignID + "','" + d.DesignName + "'," + productID + "," + paperTypeID + ",'" + d.DesignSize + "')");
int j = operations.executeUpdImageQuery("Design", "DesignFile", d.DesignFilePath, "DesignID", d.DesignID);
if (i == 1 && j == 1)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
return(false);
}
}
public int deleteOrder(int orderID)
{
DatabaseOperations operations = new DatabaseOperations();
return(operations.executeInsUpdDelQuery("DELETE FROM OrderDetails WHERE OrderID=" + orderID));
}