public static bool addCostumer(string name, string adress = "")
{
using (var testEntities = new TestEntities())
{
CUSTOMER c = new CUSTOMER();
c.NAME = name;
c.ADRESA = adress;
testEntities.AddToCUSTOMER(c);
testEntities.SaveChanges();
}
return(true); // clientul a fost adauga
}
public static bool deleteCostumer(Int16 id, string name = "")
{
bool del = false;
if (id != -1)// sterg cliantul cu acest id
{
using (var testEntities = new TestEntities())
{
// selectam clientul
var costumer = testEntities.CUSTOMER.First(cost => cost.CUSTOMERID == id);
// selectam toate comanzile
var orders = from o in testEntities.ORDER where o.CUSTOMERID == costumer.CUSTOMERID select o;
foreach (var order in orders) // toate comenzile clientului
{
var ordersDetails = from od in testEntities.ORDERDETAILS where od.ORDERID == order.ORDERID select od;
foreach (var orderD in ordersDetails) // toate detaliile tuturor comenzilor
{
testEntities.ORDERDETAILS.DeleteObject(orderD);
}
testEntities.ORDER.DeleteObject(order);
}
testEntities.CUSTOMER.DeleteObject(costumer);
testEntities.SaveChanges();
del = true;
}
}
else // sterg toti clientii care au numele name
{
using (var testEntities = new TestEntities())
{
// toti clientii
var costumers = from c in testEntities.CUSTOMER where c.NAME == name select c;
foreach (var costumer in costumers)
{
//toate comenzile clientului
var orders = from o in testEntities.ORDER where o.CUSTOMERID == costumer.CUSTOMERID select o;
foreach (var order in orders) // toate comenzile clientului
{
var ordersDetails = from od in testEntities.ORDERDETAILS where od.ORDERID == order.ORDERID select od;
foreach (var orderD in ordersDetails) // toate detaliile tuturor comenzilor
{
testEntities.ORDERDETAILS.DeleteObject(orderD);
}
testEntities.ORDER.DeleteObject(order);
}
testEntities.CUSTOMER.DeleteObject(costumer);
}
testEntities.SaveChanges();
}
}
return(del);
}
public static List <CUSTOMER> selectAllCustomers()
{
List <CUSTOMER> lista = new List <CUSTOMER>();
using (var testEntities = new TestEntities())
{
var customers = from c in testEntities.CUSTOMER select c;
foreach (var cu in customers)
{
lista.Add(cu);
}
}
return(lista);
}
public static List <ORDER> selectOrdersC(Int16 cId)
{
List <ORDER> lista = new List <ORDER>();
using (var testEntities = new TestEntities())
{
var orders = from o in testEntities.ORDER where o.CUSTOMERID == cId select o;
foreach (var or in orders)
{
lista.Add(or);
}
}
return(lista);
}
public static CUSTOMER selectCUSTOMER(Int16 id)
{
using (var testEntities = new TestEntities())
{
var cost = from c in testEntities.CUSTOMER where c.CUSTOMERID == id select c;
if (cost.Count() > 0)
{
return(cost.First());
}
else
{
return(null);
}
}
}
public bool updateOrderDetails(Int16 orderId, string produs, Decimal valoare, Int16 serial)
{
bool update = false;
using (var testEntities = new TestEntities())
{
ORDERDETAILS orderD = new ORDERDETAILS();
orderD.ORDERID = orderId;
orderD.SERIAL = serial;
var order2 = testEntities.ORDERDETAILS.First(o => (o.ORDERID == orderD.ORDERID && o.SERIAL == orderD.SERIAL));
order2.PRODUS = produs;
order2.VALOARE = valoare;
testEntities.SaveChanges();
update = true;
}
return(update);
}
public static bool updateCostumer(Int16 id, string name, string adr)
{
bool updateit = false;
using (var testEntities = new TestEntities())
{
CUSTOMER c = new CUSTOMER();
c.CUSTOMERID = id;
//selectam clientul din bd
var costumer = testEntities.CUSTOMER.First(cost => cost.CUSTOMERID == c.CUSTOMERID);
if ((CUSTOMER)costumer != null)
{
((CUSTOMER)costumer).NAME = name;
((CUSTOMER)costumer).ADRESA = adr;
testEntities.SaveChanges();
updateit = true;
}
}
return(updateit);
}
public static bool addOrder(DateTime data, Int16 costumerId, Decimal valoare = -1)
{
bool added = false;
using (var testEntities = new TestEntities())
{
ORDER order = new ORDER();
order.DATA = data;
order.CUSTOMERID = costumerId;
if (valoare != -1)
{
order.VALOARE = valoare;
}
testEntities.AddToORDER(order);
testEntities.SaveChanges();
added = true;
}
return(added);
}
public static bool deleteOrder(Int16 id, DateTime data = new DateTime())
{
bool del = false;
if (id != -1)
{
using (var testEntities = new TestEntities())
{
var order = testEntities.ORDER.First(o => o.ORDERID == id);
//selectam toate detaliile acetei comenzi
var orderDetails = from od in testEntities.ORDERDETAILS where od.ORDERID == order.ORDERID select od;
foreach (var orderD in orderDetails)
{
testEntities.ORDERDETAILS.DeleteObject(orderD);
}
// stergem si comanda
testEntities.ORDER.DeleteObject(order);
testEntities.SaveChanges();
del = true;
}
}
else // stergem toate comenzile efectuate pe data date
{
using (var testEntities = new TestEntities())
{
var orders = from o in testEntities.ORDER where o.DATA == data select o;
foreach (var order in orders)
{
var orderDetails = from od in testEntities.ORDERDETAILS where od.ORDERID == order.ORDERID select od;
foreach (var orderD in orderDetails)
{
testEntities.ORDERDETAILS.DeleteObject(orderD);
}
testEntities.ORDER.DeleteObject(order);
}
testEntities.SaveChanges();
del = true;
}
}
return(del);
}
public bool addOrderDetails(Int16 orderId, string produs, Decimal valoare, Int16 serial)
{
using (var testEntities = new TestEntities())
{
ORDERDETAILS orderD = new ORDERDETAILS();
orderD.ORDERID = orderId;
orderD.SERIAL = serial;
if (testEntities.ORDERDETAILS.Where(x => (x.ORDERID == orderD.ORDERID || x.SERIAL == orderD.SERIAL)).Count() <= 0)
{
orderD.PRODUS = produs;
orderD.VALOARE = valoare;
testEntities.AddToORDERDETAILS(orderD);
testEntities.SaveChanges();
}
else
{
return(false);
}
}
return(true);
}
public static bool updateOrder(Int16 id, DateTime data, Int16 costumerId, Decimal valoare = -1)
{
bool update = false;
using (var testEntities = new TestEntities())
{
var order = testEntities.ORDER.First(o => o.ORDERID == id);
if ((ORDER)order != null)
{
((ORDER)order).DATA = data;
((ORDER)order).CUSTOMERID = costumerId;
if (valoare != -1)
{
((ORDER)order).VALOARE = valoare;
}
testEntities.SaveChanges();
update = true;
}
}
return(update);
}
public bool deleteOrderDetails(Int16 orderId, string produs, Int16 serial)
{
bool delete = false;
if (orderId != -1)
{
using (var testEntities = new TestEntities())
{
var orderD = testEntities.ORDERDETAILS.First(od => od.ORDERID == orderId);
testEntities.ORDERDETAILS.DeleteObject(orderD);
testEntities.SaveChanges();
delete = true;
}
}
else if (serial != -1)
{
using (var testEntities = new TestEntities())
{
var orderD = testEntities.ORDERDETAILS.First(od => od.SERIAL == serial);
testEntities.ORDERDETAILS.DeleteObject(orderD);
testEntities.SaveChanges();
delete = true;
}
}
else
{
using (var testEntities = new TestEntities())
{
var orderDs = from od in testEntities.ORDERDETAILS.Where(od => od.PRODUS == produs)
select od;
foreach (var orderd in orderDs)
{
testEntities.ORDERDETAILS.DeleteObject(orderd);
}
testEntities.SaveChanges();
delete = true;
}
}
return(delete);
}
public string selectOrderDetails(Int16 orderId, string produs, Decimal valoare, Int16 serial)
{
string rez = "OrderId\t Produs\t Value\t Serial" + Environment.NewLine;
if (orderId == -1 && produs == "" && valoare == -1 && serial == -1)
{
using (var testEntities = new TestEntities())
{
var ordersDetails = from od in testEntities.ORDERDETAILS select od;
foreach (var ordD in ordersDetails)
{
rez += ordD.ORDERID + "\t" + ordD.PRODUS + "\t" + ordD.VALOARE + "\t" + ordD.SERIAL + Environment.NewLine;
}
}
}
else
{
using (var testEntities = new TestEntities())
{
//intersectie de selectii
List <ORDERDETAILS> lista = new List <ORDERDETAILS>();
bool alocat = false;
if (orderId != -1)
{
var orderDetails1 = from od in testEntities.ORDERDETAILS where od.ORDERID == orderId select od;
foreach (var od in orderDetails1)
{
lista.Add(od);
}
alocat = true;
}
if (produs != "")
{
var orderDetails2 = from od in testEntities.ORDERDETAILS where od.PRODUS == produs select od;
if (alocat)
{
foreach (var l in lista)
{
if (!orderDetails2.Contains(l))
{
lista.Remove(l);
}
}
}
else
{
foreach (var od in orderDetails2)
{
lista.Add(od);
}
alocat = true;
}
}
if (valoare != -1)
{
var orderDetails3 = from od in testEntities.ORDERDETAILS where od.VALOARE == valoare select od;
if (alocat)
{
// daca l orderDetails3 nu contine l din lista atunci scot din lista l
}
else
{
foreach (var od in orderDetails3)
{
lista.Add(od);
}
alocat = true;
}
}
if (serial != -1)
{
var orderDetails4 = from od in testEntities.ORDERDETAILS where od.SERIAL == serial select od;
if (alocat)
{
foreach (var l in lista)
{
if (!orderDetails4.Contains(l))
{
lista.Remove(l);
}
}
}
else
{
foreach (var od in orderDetails4)
{
lista.Add(od);
}
alocat = true;
}
}
// constructie rez;
foreach (var l in lista)
{
rez += l.ORDERID + "\t" + l.PRODUS + "\t" + l.VALOARE + "\t" + l.SERIAL + Environment.NewLine;
}
}
}
return(rez);
}
public static string selectOrder(bool orderdetails, Int16 orderId, DateTime date, Int16 costumerId, Decimal valoare)
{
string rez = "OrderId\t Date\t CostumerId\t Valoare" + Environment.NewLine;
if (orderId == -1 && date == new DateTime(1970, 1, 1) && costumerId == -1 && valoare == -1)
{
using (var testEntities = new TestEntities())
{
var orders = from o in testEntities.ORDER select o;
foreach (var ord in orders)
{
rez += ord.ORDERID + "\t" + ord.DATA + "\t" + ord.CUSTOMERID + "\t" + ord.VALOARE + Environment.NewLine;
if (orderdetails)
{
rez += "\t OderID \t Produs \t Valoare \t Serial";
var ordersDetails = from od in testEntities.ORDERDETAILS where ord.ORDERID == od.ORDERID select od;
foreach (var o in ordersDetails)
{
rez += "\t" + o.ORDERID + "\t" + o.PRODUS + "\t" + o.VALOARE + "\t" + o.SERIAL + Environment.NewLine;
}
}
}
}
}
else
{
using (var testEntities = new TestEntities())
{
if (orderId != -1)
{
var orders = from o in testEntities.ORDER where o.ORDERID == orderId select o;
foreach (var ord in orders)
{
rez += ord.ORDERID + "\t" + ord.DATA + "\t" + ord.CUSTOMERID + "\t" + ord.VALOARE + Environment.NewLine;
if (orderdetails)
{
rez += "\t OderID \t Produs \t Valoare \t Serial";
var ordersDetails = from od in testEntities.ORDERDETAILS where ord.ORDERID == od.ORDERID select od;
foreach (var o in ordersDetails)
{
rez += "\t" + o.ORDERID + "\t" + o.PRODUS + "\t" + o.VALOARE + "\t" + o.SERIAL + Environment.NewLine;
}
}
}
}
else if (date != new DateTime(1970, 1, 1))
{
var orders = from o in testEntities.ORDER where o.DATA == date select o;
foreach (var ord in orders)
{
rez += ord.ORDERID + "\t" + ord.DATA + "\t" + ord.CUSTOMERID + "\t" + ord.VALOARE + Environment.NewLine;
if (orderdetails)
{
rez += "\t OderID \t Produs \t Valoare \t Serial";
var ordersDetails = from od in testEntities.ORDERDETAILS where ord.ORDERID == od.ORDERID select od;
foreach (var o in ordersDetails)
{
rez += "\t" + o.ORDERID + "\t" + o.PRODUS + "\t" + o.VALOARE + "\t" + o.SERIAL + Environment.NewLine;
}
}
}
}
else if (costumerId != -1)
{
var orders = from o in testEntities.ORDER where o.CUSTOMERID == costumerId select o;
foreach (var ord in orders)
{
rez += ord.ORDERID + "\t" + ord.DATA + "\t" + ord.CUSTOMERID + "\t" + ord.VALOARE + Environment.NewLine;
if (orderdetails)
{
rez += "\t OderID \t Produs \t Valoare \t Serial";
var ordersDetails = from od in testEntities.ORDERDETAILS where ord.ORDERID == od.ORDERID select od;
foreach (var o in ordersDetails)
{
rez += "\t" + o.ORDERID + "\t" + o.PRODUS + "\t" + o.VALOARE + "\t" + o.SERIAL + Environment.NewLine;
}
}
}
}
else if (valoare != -1)
{
var orders = from o in testEntities.ORDER where o.VALOARE == valoare select o;
foreach (var ord in orders)
{
rez += ord.ORDERID + "\t" + ord.DATA + "\t" + ord.CUSTOMERID + "\t" + ord.VALOARE + Environment.NewLine;
if (orderdetails)
{
rez += "\t OderID \t Produs \t Valoare \t Serial";
var ordersDetails = from od in testEntities.ORDERDETAILS where ord.ORDERID == od.ORDERID select od;
foreach (var o in ordersDetails)
{
rez += "\t" + o.ORDERID + "\t" + o.PRODUS + "\t" + o.VALOARE + "\t" + o.SERIAL + Environment.NewLine;
}
}
}
}
}
}
return(rez);
}
