public IEnumerable <InvoiceDTO> GetInvoices()
{
string queryString = "SELECT * FROM dbo.Invoice";
List <InvoiceDTO> results = new List <InvoiceDTO>();
InvoiceDTO invoice;
AccountDTO account;
ShippmentDTO shipping;
try
{
using (SqlConnection con = new SqlConnection(ConnectionString))
{
using (SqlCommand cmd = new SqlCommand(queryString, con))
{
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
invoice = new InvoiceDTO();
account = new AccountDTO();
shipping = new ShippmentDTO();
invoice = GenerateInvoice(reader, invoice, account, shipping);
Debug.Print("InvoiceDAL: /FindAll/ " + invoice.GetID());
//add data objects to result-list
results.Add(invoice);
}
}
}
}
catch (Exception e)
{
e.GetBaseException();
}
return(results);
}
public InvoiceDTO GetInvoiceBy(int id)
{
string queryString = "SELECT * FROM dbo.Invoice WHERE invoiceID = @id";
InvoiceDTO invoice = new InvoiceDTO();
try {
using (SqlConnection con = new SqlConnection(ConnectionString))
{
using (SqlCommand cmd = new SqlCommand(queryString, con))
{
cmd.Parameters.AddWithValue("invoiceID", SqlDbType.Int).Value = id;
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
if (reader.Read())
{
AccountDTO account = new AccountDTO();
ShippmentDTO shipping = new ShippmentDTO();
invoice = GenerateInvoice(reader, invoice, account, shipping);
//return product instance as data object
Debug.Print("InvoiceDAL: /FindByID/ " + invoice.GetID());
}
}
}
}
catch (Exception e)
{
e.GetBaseException();
Debug.Print(e.ToString());
}
return(invoice);
}
private static InvoiceDTO GenerateInvoice(SqlDataReader reader, InvoiceDTO invoice, AccountDTO account, ShippmentDTO shipping)
{
invoice.SetID(Convert.ToInt32(reader["invoiceID"]));
account.SetID(Convert.ToInt32(reader["accountID"]));
shipping.SetID(Convert.ToInt32(reader["shippingID"]));
invoice.SetCustomer(account);
invoice.SetShippment(shipping);
invoice.SetQuantity(Convert.ToInt32(reader["totalQuantity"]));
invoice.SetShippingCost(Convert.ToDecimal(reader["shippingCost"]));
invoice.SetTotal(Convert.ToDecimal(reader["totalProductCost"]));
invoice.SetTax(Convert.ToDecimal(reader["totalTax"]));
invoice.SetTotal(Convert.ToDecimal(reader["totalAmount"]));
invoice.SetOrderDate(Convert.ToDateTime(reader["orderDate"]));
invoice.SetPaymentDate(Convert.ToDateTime(reader["paymentDate"]));
invoice.SetStatus(Convert.ToInt32(reader["paymentStatus"]));
invoice.SetEmail(reader["customerMail"].ToString());
invoice.SetArrivalDate(Convert.ToDateTime(reader["arrivalDate"]));
invoice.SetPostDate(Convert.ToDateTime(reader["postageDate"]));
Debug.Print("InvoiceDAL: Invoice ID " + invoice.GetID());
return(invoice);
}
public IEnumerable <InvoiceDTO> FindByStatus(int accountID, int paymentStatus)
{
string queryString = "SELECT * FROM dbo.Invoice WHERE accountID = @accountID AND paymentStatus = @paymentStatus";
List <InvoiceDTO> results = new List <InvoiceDTO>();
InvoiceDTO invoice;
AccountDTO account;
ShippmentDTO shipping;
try
{
using (SqlConnection con = new SqlConnection(ConnectionString))
{
using (SqlCommand cmd = new SqlCommand(queryString, con))
{
cmd.Parameters.AddWithValue("@accountID", SqlDbType.Int).Value = accountID;
cmd.Parameters.AddWithValue("@paymentStatus", SqlDbType.Int).Value = paymentStatus;
cmd.CommandType = CommandType.Text;
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
invoice = new InvoiceDTO();
account = new AccountDTO();
shipping = new ShippmentDTO();
invoice = GenerateInvoice(reader, invoice, account, shipping);
Debug.Print("InvoiceDAL: /FindInvoiceByStatus/ " + invoice.GetID());
//add data objects to result-list
results.Add(invoice);
}
}
}
}
catch (Exception e)
{
e.GetBaseException();
}
return(results);
}
public IEnumerable <InvoiceDTO> FindAllByCustomer(int accountID)
{
string queryString = "SELECT * FROM dbo.Invoice WHERE accountID = @accountID";
List <InvoiceDTO> results = new List <InvoiceDTO>();
InvoiceDTO invoice;
AccountDTO account;
ShippmentDTO shipping;
try
{
using (SqlConnection con = new SqlConnection(ConnectionString))
{
using (SqlCommand cmd = new SqlCommand(queryString, con))
{
cmd.Parameters.AddWithValue("@accountID", accountID);
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
invoice = new InvoiceDTO();
account = new AccountDTO();
shipping = new ShippmentDTO();
invoice = GenerateInvoice(reader, invoice, account, shipping);
//return product instance as data object
Debug.Print("InvoiceDAL: /FindInvoiceBy/ " + invoice.GetID());
//add data objects to result-list
results.Add(invoice);
}
}
}
}
catch (Exception e)
{
e.GetBaseException();
}
return(results);
}
