public DanhSachThietBi TimThietBiTheoGia(DanhSachThietBi a, float gia)
{
DanhSachThietBi kq = new DanhSachThietBi();
kq.dstb = a.dstb.Where(x => x.TinhGia() == gia).ToList();
return(kq);
}
private float TimCPUSDMax(DanhSachThietBi a, DanhSachLinhKien b)
{
DanhSachThietBi kq = new DanhSachThietBi();
float max = float.MinValue;
foreach (var item in b.dslk)
{
float dem = 0;
foreach (var i in a.dstb)
{
if (item is CPU)
{
CPU c = (CPU)item;
if (c.Ten.CompareTo(i.TenCPU) == 0)
{
dem++;
}
}
}
if (dem > max)
{
max = dem;
}
}
return(max);
}
public void HienThiCPUSDMax(DanhSachThietBi a, DanhSachLinhKien b)
{
float max = TimCPUSDMax(a, b);
foreach (var item in b.dslk)
{
float dem = 0;
foreach (var i in a.dstb)
{
if (item is CPU)
{
CPU c = (CPU)item;
if (c.Ten.CompareTo(i.TenCPU) == 0)
{
dem++;
}
}
}
if (item is CPU)
{
CPU c = (CPU)item;
if (dem == max)
{
Console.WriteLine("TIM THAY CPU {0} duoc nhieu thiet bi su dung nhat voi so lan su dung la {1}", c.Ten, dem);
}
}
}
}
public DanhSachThietBi TimTBGiaCUPMax(DanhSachThietBi a)
{
DanhSachThietBi kq = new DanhSachThietBi();
float max = a.dstb.Max(x => x.GiaCPU);
kq.dstb = a.dstb.Where(x => x.GiaCPU == max).ToList();
return(kq);
}
public DanhSachThietBi TimThietBiCoGiaCaoNhat(DanhSachThietBi a)
{
DanhSachThietBi kq = new DanhSachThietBi();
float max = a.dstb.Max(thietbi => thietbi.TinhGia());
kq.dstb = a.dstb.Where(thietbi => thietbi.TinhGia() == max).ToList();
return(kq);
}
public DanhSachThietBi TimMayAnhGiaMin(DanhSachThietBi a)
{
DanhSachThietBi ds = new DanhSachThietBi();
ds = DS_MA(a);
DanhSachThietBi kq = new DanhSachThietBi();
float min = ds.dstb.Min(x => x.TinhGia());
kq.dstb = ds.dstb.Where(x => x.TinhGia() == min).ToList();
return(kq);
}
public DanhSachThietBi TimMayTinhGiaMax(DanhSachThietBi a)
{
DanhSachThietBi ds = new DanhSachThietBi();
ds = DS_MT(a);
DanhSachThietBi kq = new DanhSachThietBi();
float max = ds.dstb.Max(x => x.TinhGia());
kq.dstb = ds.dstb.Where(x => x.TinhGia() == max).ToList();
return(kq);
}
public DanhSachThietBi DS_MA(DanhSachThietBi a)
{
DanhSachThietBi kq = new DanhSachThietBi();
foreach (var item in a.dstb)
{
if (item is MayAnh)
{
kq.Them(item);
}
}
return(kq);
}
static void Main(string[] args)
{
DanhSachLinhKien DSLK = new DanhSachLinhKien();
DanhSachThietBi DSTB = new DanhSachThietBi();
QuanLyThietBi ql = new QuanLyThietBi();
while (true)
{
Console.Clear();
Console.WriteLine("================= DANH SACH CHUC NANG =================");
Console.WriteLine("Nhap {0} de Thoat chuong trinh", (int)Menu.Thoat);
Console.WriteLine("Nhap {0} de doc du lieu tu file", (int)Menu.NhapTuFile);
Console.WriteLine("Nhap {0} de Xuat danh sach du lieu", (int)Menu.Xuat);
Console.WriteLine("Nhap {0} de Tim thiet bi co gia max", (int)Menu.TimThietBiCoGiaMax);
Console.WriteLine("Nhap {0} de Tim may tinh co gia cao nhat - thap nhat", (int)Menu.TimMayTinhCoGiaMaxMin);
Console.WriteLine("Nhap {0} de Tim may anh co gia thap nhat", (int)Menu.TimMayAnhGiaMin);
Console.WriteLine("Nhap {0} de Dem so thiet bi theo gia", (int)Menu.DemSoTBTheoGia);
Console.WriteLine("Nhap {0} de Sap xep thiet bi tang theo gia", (int)Menu.SapXepThietBiTheoGia);
Console.WriteLine("Nhap {0} de Tim thiet bij gia CPU cao nhat", (int)Menu.TimTBGiaCPUMax);
Console.WriteLine("Nhap {0} de Tim CPU duoc nhieu thiet bi su dung nhat", (int)Menu.TimCPUSDMax);
Menu nhap = (Menu)int.Parse(Console.ReadLine());
Console.Clear();
switch (nhap)
{
case Menu.Thoat:
return;
case Menu.NhapTuFile:
{
Console.Clear();
DSLK.NhapTuFile();
DSTB.NhapTuFile();
Console.WriteLine("============== DANH SACH THIET BI ==============");
DSTB.Xuat();
Console.WriteLine("============== DANH SACH LINH KIEN ==============");
DSLK.Xuat();
}
break;
case Menu.TimThietBiCoGiaMax:
{
Console.Clear();
Console.WriteLine(ql.TimThietBiCoGiaCaoNhat(DSTB));
}
break;
case Menu.TimMayTinhCoGiaMaxMin:
{
Console.Clear();
Console.WriteLine(ql.DS_MT(DSTB));
Console.WriteLine("=====================");
Console.WriteLine(ql.TimMayTinhGiaMax(DSTB));
} break;
case Menu.Xuat:
{
Console.Clear();
DSTB.Xuat();
DSLK.Xuat();
} break;
case Menu.TimMayAnhGiaMin:
{
Console.Clear();
Console.WriteLine(ql.DS_MA(DSTB));
Console.WriteLine("======================");
Console.WriteLine(ql.TimMayAnhGiaMin(DSTB));
} break;
case Menu.DemSoTBTheoGia:
{
Console.Clear();
DSTB.Xuat();
Console.WriteLine("Xin moi nhap gia cua thiet bi may anh, may tinh can dem!!");
float gia = float.Parse(Console.ReadLine());
Console.WriteLine("Tim thay {0} thiet bi co gia {1}", ql.TimThietBiTheoGia(DSTB, gia).Dem(), gia);
Console.WriteLine(ql.TimThietBiTheoGia(DSTB, gia));
} break;
case Menu.SapXepThietBiTheoGia:
{
Console.Clear();
Console.WriteLine(ql.SapXepTBGiaTang(DSTB));
} break;
case Menu.TimTBGiaCPUMax:
{
Console.Clear();
DSTB.Xuat();
Console.WriteLine("==========================");
Console.WriteLine(ql.TimTBGiaCUPMax(DSTB));
} break;
case Menu.TimCPUSDMax:
{
Console.Clear();
//Console.WriteLine(ql.TimCPUSDMax(DSTB,DSLK));
ql.HienThiCPUSDMax(DSTB, DSLK);
} break;
default:
break;
}
Console.ReadLine();
}
}
public DanhSachThietBi SapXepTBGiaTang(DanhSachThietBi a)
{
a.dstb.Sort((x, y) => x.TinhGia().CompareTo(y.TinhGia()));
return(a);
}
