private void button2_Click(object sender, EventArgs e)
{
//deletelist List = new deletelist();
//List.ShowDialog();
using (var db = new OrderDB())
{
if (bindingSource1.Current != null)
{
OrderDetail order = (OrderDetail)bindingSource1.Current;
var order1 = db.Order.SingleOrDefault(o => o.Id == order.Id);
db.Order.Remove(order1);
db.SaveChanges();
button5.PerformClick();
}
else
{
MessageBox.Show("没有选中订单");
}
//using (FileStream fs = new FileStream("people.xml", FileMode.Create))
//{
// xs.Serialize(fs, testList);
//}
}
}
public List <Order> GetAllOrders()
{
using (var db = new OrderDB())
{
return(db.Order.Include("OrderDetails").ToList <Order>());
}
}
public List <Order> InquiryByName(string name)
{
using (var db = new OrderDB())
{
return(db.Order.Include("OrderDetails").TakeWhile(o => o.Name == name).ToList());
}
}
private void button1_Click(object sender, EventArgs e)
{
//using (FileStream fs = new FileStream("people.xml", FileMode.Open))
//{
// testList = (List<OrderDetail>)xs.Deserialize(fs);
//}
//int n = 0;
//foreach (OrderDetail s in testList)
//{
// n += 1;
// if (n == Convert.ToInt32(newa))
// {
// s.Id = newb;
// s.Name = newc;
// s.Customer = newd;
// s.Money = Convert.ToInt32(newe);
// s.Ordernumber= Convert.ToInt64(newf);
// s.Phonenumber= Convert.ToInt64(newg);
// }
//};
using (var db = new OrderDB())
{
db.Order.Remove(order);
order.Id = newb;
order.Name = newc;
order.Customer = newd;
order.Money = Convert.ToInt32(newe);
order.Ordernumber = Convert.ToInt64(newf);
order.Phonenumber = Convert.ToInt64(newg);
db.Order.Add(order);
db.SaveChanges();
}
}
public List <Order> SearchPriceMoreThan(double temp)
{
using (var db = new OrderDB())
{
return(db.tb_Order.Include("Items").Where(m => m.TotalPrice >= temp).ToList <Order>());
}
}
public List <Order> SearchOrderbyName(string temp)
{
using (var db = new OrderDB())
{
return(db.tb_Order.Include("Items").Where(m => m.Name == temp).ToList <Order>());
}
}
public List <Order> SearchAllOrders()
{
using (var db = new OrderDB())
{
return(db.tb_Order.Include("Items").ToList <Order>());
}
}
public Order Inquiry(int Id)
{
using (var db = new OrderDB())
{
return(db.Order.Include("OrderDetails").
SingleOrDefault(o => o.OrderNu == Id));
}
}
public void AddOrder(Order order)
{
using (var db = new OrderDB())
{
db.Order.Add(order);
db.SaveChanges();
}
}
public List <Order> SearchOrderbyItem(string temp)
{
using (var db = new OrderDB())
{
var query = db.tb_Order.Include("Items").Where(m => m.Items.Where
(n => n.Item == temp).Count() > 0);
return(query.ToList <Order>());
}
}
public void Delete(int orderId)
{
using (var db = new OrderDB())
{
var order = db.Order.Include("OrderDetails").SingleOrDefault(o => o.OrderNu == orderId);
db.OrderDetail.RemoveRange(order.OrderDetails);
db.Order.Remove(order);
db.SaveChanges();
}
}
public void Update(Order order)
{
using (var db = new OrderDB())
{
db.tb_Order.Attach(order);
db.Entry(order).State = EntityState.Modified;
order.Items.ForEach(item => db.Entry(item).State = EntityState.Modified);
db.SaveChanges();
}
}
public void DeleteByID(String id)
{
using (var db = new OrderDB())
{
var order = db.tb_Order.Include("Items").SingleOrDefault(m => m.ID == id);
db.tb_OrderDetails.RemoveRange(order.Items); //还需要删除 items 的内容
db.tb_Order.Remove(order);
db.SaveChanges();
}
}
public void DeleteByName(string name)
{
using (var db = new OrderDB())
{
var orders = db.Order.Include("OrderDetails").TakeWhile(o => o.Name == name);
foreach (Order order in orders)
{
db.OrderDetail.RemoveRange(order.OrderDetails);
}
db.Order.RemoveRange(orders);
db.SaveChanges();
}
}
private void button5_Click(object sender, EventArgs e)
{
//using (FileStream fs = new FileStream("people.xml", FileMode.Open))
//{
// testList = (List<OrderDetail>)xs.Deserialize(fs);
//}
using (var db = new OrderDB())
{
bindingSource1.DataSource = db.Order.ToList();
}
//bindingSource1.DataSource = testList;
//Showlist(testList);
}
private void button1_Click(object sender, EventArgs e)
{
//using (FileStream fs = new FileStream("people.xml", FileMode.Open))
//{
// testList = (List<OrderDetail>)xs.Deserialize(fs);
//}
OrderDetail a = new OrderDetail();
a.Id = x;
a.Name = b;
a.Customer = c;
a.Money = Convert.ToInt32(d);
a.Ordernumber = Convert.ToInt64(number);
a.Phonenumber = Convert.ToInt64(phone);
//bool repeatnumber = false;
//foreach (OrderDetail s in testList)
//{
// if (a.Ordernumber == s.Ordernumber)
// {
// MessageBox.Show("重复账单号", "提示", MessageBoxButtons.OK);
// repeatnumber = true;
// }
//}
//testList.Add(a);
//if (repeatnumber)
//{
// testList.Remove(a);
//}
//if (a.Phonenumber < 10000000000 || a.Phonenumber > 16000000000)
//{
// MessageBox.Show("请输入正确的电话号码", "提示", MessageBoxButtons.OK);
// testList.Remove(a);
//}
//try
//{
// string year = number.Substring(0, 4);
// string month = number.Substring(4, 2);
// string day = number.Substring(6, 2);
// if (a.Ordernumber > 20000000000 && a.Ordernumber < 26000000000)
// {
// if (Convert.ToInt32(year) > 2000 && Convert.ToInt32(year) < 2999 && Convert.ToInt32(month) < 13
// && Convert.ToInt32(month) > 0 && Convert.ToInt32(day) < 32
// && Convert.ToInt32(year) > 0) { }
// else
// {
// MessageBox.Show("请按照 年月日+三位流水号输入订单号", "提示", MessageBoxButtons.OK);
// testList.Remove(a);
// }
// }
// else
// {
// MessageBox.Show("请按照 年月日+三位流水号输入订单号", "提示", MessageBoxButtons.OK);
// testList.Remove(a);
// }
//}
//catch
//{
// MessageBox.Show("请按照 年月日+三位流水号输入订单号", "提示", MessageBoxButtons.OK);
// testList.Remove(a);
//}
using (var db = new OrderDB())
{
try
{
db.Order.Add(a);
//db.Order.Attach(order);
//db.Entry(order).State = EntityState.Added;
db.SaveChanges();
MessageBox.Show("创建成功", "提示", MessageBoxButtons.OK);
}
catch { MessageBox.Show("ID不可以重复", "提示", MessageBoxButtons.OK); }
}
//using (FileStream fs = new FileStream("people.xml", FileMode.Create))
//{
// xs.Serialize(fs, testList);
//}
}
