public DanhSachThietBi SapXepMTGiamGia(DanhSachThietBi a)
{
DanhSachThietBi ds = DS_MT(a);
ds.ds.Sort((x, y) => y.TinhGia().CompareTo(x.TinhGia()));
return(ds);
}
public DanhSachThietBi PhanLoai_ThietBi(DanhSachThietBi DS, int loai)
{
DanhSachThietBi kq = new DanhSachThietBi();
foreach (var item in DS.DS)
{
switch ((PhanLoai)loai)
{
case PhanLoai.MayTinh:
if (item is MayTinh)
{
kq.Them(item);
}
break;
case PhanLoai.MayAnh:
if (item is MayAnh)
{
kq.Them(item);
}
break;
default:
break;
}
}
return(kq);
}
public void HienThiCPUSDMin(DanhSachThietBi a, DanhSachLinhKien b)
{
float min = DemSuDungCPUMin(a, b);
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
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 == min)
{
Console.WriteLine("TIM THAY CPU {0} duoc it thiet bi su dung nhat voi so lan su dung la {1}", c.Ten, dem);
}
}
}
}
public void HienThiRAMSDMin(DanhSachThietBi a, DanhSachLinhKien b)
{
float min = DemSoLuongRAMMin(a, b);
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if (item is RAM)
{
RAM r = (RAM)item;
if (r.Ten.CompareTo(i.TenRAM) == 0)
{
dem++;
}
}
}
if (item is RAM)
{
RAM r = (RAM)item;
if (dem == min)
{
Console.WriteLine("Tim thay RAM {0} khong co thiet bi nao su dung!", r.Ten);
}
}
}
}
public DanhSachThietBi Tim_ThietBi_TheoGia(DanhSachThietBi a, float gia, int loai)
{
DanhSachThietBi kq = new DanhSachThietBi();
foreach (var item in a.DS)
{
switch ((Gia)loai)
{
case Gia.TongGia:
if (item.TinhGia() == gia)
{
kq.Them(item);
}
break;
case Gia.GiaCPU:
if (item.GiaCPU == gia)
{
kq.Them(item);
}
break;
case Gia.GiaRAM:
if (item.GiaRAM == gia)
{
kq.Them(item);
}
break;
default:
break;
}
}
return(kq);
}
private float DemSuDungCPUMin(DanhSachThietBi a, DanhSachLinhKien b)
{
float min = float.MaxValue;
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if (item is CPU)
{
CPU c = (CPU)item;
if (c.Ten.CompareTo(i.TenCPU) == 0)
{
dem++;
}
}
if (dem < min)
{
min = dem;
}
}
}
return(min);
}
private float DemSoLuongRAMMin(DanhSachThietBi a, DanhSachLinhKien b)
{
float min = float.MaxValue;
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if (item is RAM)
{
RAM r = (RAM)item;
if (r.Ten.CompareTo(i.TenRAM) == 0)
{
dem++;
}
}
if (dem < min)
{
min = dem;
}
}
}
return(min);
}
public DanhSachThietBi SapXepGiaGiam(DanhSachThietBi a)
{
foreach (var item in a.ds)
{
a.ds.Sort((x, y) => y.TinhGia().CompareTo(x.TinhGia()));
}
return(a);
}
public void CapNhat_ToanBo(DanhSachThietBi a)
{
foreach (var item in a.DS)
{
CapNhat(item.TenCPU);
CapNhat(item.TenRAM);
}
}
public DanhSachThietBi DS_MA(DanhSachThietBi a)
{
DanhSachThietBi kq = new DanhSachThietBi();
foreach (var item in a.ds)
{
if (item is MayAnh)
{
kq.Them(item);
}
}
return(kq);
}
public DanhSachThietBi TimTheoGia(DanhSachThietBi a, float gia)
{
DanhSachThietBi kq = new DanhSachThietBi();
foreach (var item in a.ds)
{
if (item.TinhGia() == gia)
{
kq.Them(item);
}
}
return(kq);
}
public DanhSachThietBi TimThietBiCPUMin(DanhSachThietBi a)
{
DanhSachThietBi kq = new DanhSachThietBi();
float min = a.TimMinCPU();
foreach (var item in a.ds)
{
if (item.GiaCPU == min)
{
kq.Them(item);
}
}
return(kq);
}
public DanhSachThietBi TimMAGiaMin(DanhSachThietBi a)
{
DanhSachThietBi ds = DS_MA(a);
DanhSachThietBi kq = new DanhSachThietBi();
float min = ds.TimMinGia();
foreach (var item in a.ds)
{
if (item.TinhGia() == min)
{
kq.Them(item);
}
}
return(kq);
}
public DanhSachThietBi TimMTGiaMax(DanhSachThietBi a)
{
DanhSachThietBi ds = DS_MT(a);
DanhSachThietBi kq = new DanhSachThietBi();
float max = ds.TimMaxGia();
foreach (var item in a.ds)
{
if (item.TinhGia() == max)
{
kq.Them(item);
}
}
return(kq);
}
public void SapXep(DanhSachThietBi a, int thuTu)
{
switch ((ThuTu)thuTu)
{
case ThuTu.Tang:
a.DS.Sort((x, y) => x.TinhGia().CompareTo(y.TinhGia()));
break;
case ThuTu.Giam:
a.DS.Sort((x, y) => y.TinhGia().CompareTo(x.TinhGia()));
break;
default:
break;
}
}
public void HienThiLinhKienDSMax(DanhSachThietBi a, DanhSachLinhKien b)
{
float max = TimLinhKienSDMax(a, b);
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if ((item.Ten.CompareTo(i.TenRAM) == 0) || (item.Ten.CompareTo(i.TenCPU) == 0))
{
dem++;
}
}
if (dem == max)
{
Console.WriteLine("Tim duoc linh kien {0} duoc su dung nhieu nhat, coi so lan su dung la {1}", item, dem);
}
}
}
private float TimLinhKienSDMax(DanhSachThietBi a, DanhSachLinhKien b)
{
float max = float.MinValue;
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if ((item.Ten.CompareTo(i.TenRAM) == 0) || (item.Ten.CompareTo(i.TenCPU) == 0))
{
dem++;
}
}
if (dem > max)
{
max = dem;
}
}
return(max);
}
public void HienThiRAMtheoRAM(DanhSachThietBi a, DanhSachLinhKien b)
{
foreach (var item in b.ds)
{
float dem = 0;
foreach (var i in a.ds)
{
if (item is RAM)
{
RAM r = (RAM)item;
if (r.Ten.CompareTo(i.TenRAM) == 0)
{
dem++;
}
}
}
if (item is RAM)
{
RAM r = (RAM)item;
Console.WriteLine("Tim thay RAM {0} co so thiet bi su dung la {1}", r.Ten, dem);
}
}
}
static void Main(string[] args)
{
//Danh sách
DanhSachThietBi DS_TB = new DanhSachThietBi();
DanhSachLinhKien DS_LK = new DanhSachLinhKien();
DanhSachTanSuat DS_TS = new DanhSachTanSuat();
//Thực hiện chức năng
QuanLyThietBi QL = new QuanLyThietBi();
//Lưu kêt quả
DanhSachThietBi DS = new DanhSachThietBi();
float gia;
while (true)
{
Console.Clear();
Console.WriteLine("".PadRight(20) + "HE THONG CHUC NANG");
Console.WriteLine("0.Thoat khoi chuong trinh");
Console.WriteLine("1.Nhap du lieu bang tay");
Console.WriteLine("2.Nhap du lieu tu file");
Console.WriteLine("3.Tim may tinh co gia re nhat, cao nhat.");
Console.WriteLine("4.Tim may anh co gia cao nhat re nhat.");
Console.WriteLine("5.Dem so luong may tinh, may anh co gia la x.");
Console.WriteLine("6.Hien thi ca hai thiet bi theo chieu tang, giam cua gia");
Console.WriteLine("7.Sap xep may tinh chieu tang, giam cua gia");
Console.WriteLine("8.Tim thiet bi co gia CPU cao nhat, thap nhat");
Console.WriteLine("9.Dem so luong CPU duoc nhieu thiet bi su dung nhat");
Console.WriteLine("10.Dem so luong RAM khong duoc thiet bi nao su dung.");
Console.WriteLine("11.Dem so luong RAM su dung theo tung loai RAM.");
Console.WriteLine("12.Xoa mot loai RAM theo gia.");
Console.WriteLine("13.Xoa tat ca cac thiet bi su dung RAM co gia la x.");
Console.WriteLine("14.Tim linh kien duoc su dung nhieu nhat");
Console.Write("\nNhap so thu tu chuc nang can thuc hien: ");
Menu menu = (Menu)int.Parse(Console.ReadLine());
Console.Clear();
switch (menu)
{
case Menu.Thoat:
return;
case Menu.Nhap_Tay:
Console.WriteLine("1.Nhap du lieu bang tay\n");
DS_TB.NhapBangTay();
DS_TB.Xuat();
break;
case Menu.Nhap_File:
Console.WriteLine("2.Nhap du lieu tu file\n");
DS_TB.NhapTuFile();
DS_LK.NhapTuFile();
DS_TS.KhoiTao(DS_LK);
DS_TS.CapNhat_ToanBo(DS_TB);
DS_TB.Xuat();
break;
case Menu.Tim_MT_Gia_MinMax:
Console.WriteLine("3.Tim may tinh co gia re nhat, cao nhat\n");
DS = QL.PhanLoai_ThietBi(DS_TB, (int)PhanLoai.MayTinh);
Console.WriteLine("May tinh co gia re nhat la:");
QL.Tim_ThietBi_TheoGia(DS, DS.Tim_Min((int)Gia.TongGia), (int)Gia.TongGia).Xuat();
Console.WriteLine("May tinh co gia cao nhat la:");
QL.Tim_ThietBi_TheoGia(DS, DS.Tim_Max((int)Gia.TongGia), (int)Gia.TongGia).Xuat(); break;
case Menu.Tim_MA_Gia_MinMax:
Console.WriteLine("4.Tim may anh co gia cao nhat re nhat\n");
DS = QL.PhanLoai_ThietBi(DS_TB, (int)PhanLoai.MayAnh);
Console.WriteLine("May anh co gia re nhat la:");
QL.Tim_ThietBi_TheoGia(DS, DS.Tim_Min((int)Gia.TongGia), (int)Gia.TongGia).Xuat();
Console.WriteLine("May anh co gia cao nhat la:");
QL.Tim_ThietBi_TheoGia(DS, DS.Tim_Max((int)Gia.TongGia), (int)Gia.TongGia).Xuat();
break;
case Menu.Dem_co_Gia_X:
Console.WriteLine("5.Dem so luong may tinh, may anh co gia la x\n");
Console.WriteLine("Danh sach thiet bi:");
DS_TB.Xuat();
Console.Write("Nhap gia: x = ");
gia = float.Parse(Console.ReadLine());
Console.WriteLine("\nDa tim thay co {0} thiet bi co gia la {1}", QL.Tim_ThietBi_TheoGia(DS_TB, gia, (int)Gia.TongGia).Dem(), gia);
break;
case Menu.HienThi_TangGiam_Gia:
Console.WriteLine("6.Hien thi ca hai thiet bi theo chieu tang, giam cua gia\n");
Console.WriteLine("Danh sach ban dau:");
DS_TB.Xuat();
Console.Write("Nhan phim bat ky de tiep tuc...");
Console.ReadKey();
Console.WriteLine("Danh sach theo chieu tang cua gia:");
QL.SapXep(DS_TB, (int)ThuTu.Tang);
DS_TB.Xuat();
Console.Write("Nhan phim bat ky de tiep tuc...");
Console.ReadKey();
Console.WriteLine("Danh sach theo chieu giam cua gia:");
QL.SapXep(DS_TB, (int)ThuTu.Giam);
DS_TB.Xuat();
break;
case Menu.SapXep:
Console.WriteLine("7.Sap xep may tinh chieu tang, giam cua gia\n");
Console.WriteLine("Danh sach may tinh ban dau:");
DS = QL.PhanLoai_ThietBi(DS_TB, (int)PhanLoai.MayTinh);
DS.Xuat();
Console.Write("Nhan phim bat ky de tiep tuc...");
Console.ReadKey();
Console.WriteLine("Danh sach may tinh theo chieu tang cua gia:");
QL.SapXep(DS, (int)ThuTu.Tang);
DS.Xuat();
Console.Write("Nhan phim bat ky de tiep tuc...");
Console.ReadKey();
Console.WriteLine("Danh sach may tinh theo chieu giam cua gia:");
QL.SapXep(DS, (int)ThuTu.Giam);
DS.Xuat();
break;
case Menu.Tim_TB_CPU_MaxMin:
Console.WriteLine("8.Tim thiet bi co gia CPU cao nhat, thap nhat\n");
Console.WriteLine("Danh sach thiet bi:");
DS_TB.Xuat();
Console.WriteLine("Thiet bi co gia CPU cao nhat la: ");
QL.Tim_ThietBi_TheoGia(DS_TB, DS_TB.Tim_Max((int)Gia.GiaCPU), (int)Gia.GiaCPU).Xuat();
Console.WriteLine("Thiet bi co gia CPU thap nhat la: ");
QL.Tim_ThietBi_TheoGia(DS_TB, DS_TB.Tim_Min((int)Gia.GiaCPU), (int)Gia.GiaCPU).Xuat();
break;
case Menu.Dem_CPU_SuDung_Nhieu:
Console.WriteLine("9.Dem so luong CPU duoc nhieu thiet bi su dung nhat\n");
DS_TB.Xuat();
Console.WriteLine("Co {0} CPU su dung nhieu nhat", QL.Tim_LinhKien_SuDung_MucDo(DS_TS, (int)LinhKien.CPU, DS_TS.Tim_Max_CPU()).Dem());
QL.Tim_LinhKien_SuDung_MucDo(DS_TS, (int)LinhKien.CPU, DS_TS.Tim_Max_CPU()).Xuat();
break;
case Menu.Dem_RAM_Khong_SD:
Console.WriteLine("10.Dem so luong RAM khong duoc thiet bi nao su dung\n");
DS_TB.Xuat();
Console.WriteLine("Co {0} RAM khong duoc su dung", QL.Tim_LinhKien_SuDung_MucDo(DS_TS, (int)LinhKien.RAM, 0).Dem());
QL.Tim_LinhKien_SuDung_MucDo(DS_TS, (int)LinhKien.RAM, 0).Xuat();
break;
case Menu.Dem_RAM_TheoLoai:
Console.WriteLine("11.Dem so luong RAM su dung theo tung loai RAM\n");
QL.HienThi_SL_SuDung_RAM(DS_TS);
break;
case Menu.Xoa_1_Loai_RAM:
Console.WriteLine("12.Xoa mot loai RAM theo gia\n");
Console.WriteLine("Danh sach linh kien ban dau:");
DS_LK.Xuat();
Console.Write("Nhap gia RAM: x = ");
gia = float.Parse(Console.ReadLine());
Console.WriteLine("\nDanh sach linh kien moi:");
DS_LK.Xoa_RAM(gia);
DS_LK.Xuat();
break;
case Menu.Xoa_TB_RAM_GiaX:
Console.WriteLine("13.Xoa tat ca cac thiet bi su dung RAM co gia la x\n");
Console.WriteLine("Danh sach thiet bi ban dau:");
DS_TB.Xuat();
Console.Write("Nhap gia RAM: x = ");
gia = float.Parse(Console.ReadLine());
Console.WriteLine("\nDanh sach thiet bi moi:");
DS_TB.Xoa_ThietBi_RAM_GiaX(gia);
DS_TB.Xuat();
break;
case Menu.Tim_LK_SD_Max:
Console.WriteLine("14.Tim linh kien duoc su dung nhieu nhat\n");
Console.WriteLine("Linh kien duoc su dung nhieu nhat la:");
QL.Tim_LinhKien_SuDung_MucDo(DS_TS, (int)LinhKien.TatCa, DS_TS.listPair.Max(t => t.SoLan)).Xuat();
break;
default:
break;
}
Console.ReadKey();
}
}
static void Main(string[] args)
{
DanhSachThietBi DSTB = new DanhSachThietBi();
DanhSachLinhKien DSLK = new DanhSachLinhKien();
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 Nhap du lieu bang tay", (int)Menu.NhapBangTay);
Console.WriteLine("Nhap {0} de Nhap du lieu tu file", (int)Menu.NhapTuFile);
Console.WriteLine("Nhap {0} de xuat danh sach ", (int)Menu.Xuat);
Console.WriteLine("Nhap {0} de tim may tinh co gia cao nhat, thap nhat", (int)Menu.TimMayTinhCoGiaCaoThap);
Console.WriteLine("Nhap {0} de tim may anh co gia cao nhat, thap nhat", (int)Menu.TimMayAnhCoGiaCaoThap);
Console.WriteLine("Nhap {0} de dem so luong may anh, may tinh co gia la x", (int)Menu.DemSoLuongMayTinhMayAnhCoGia);
Console.WriteLine("Nhap {0} de sap xep 2 thiet bi theo chieu tang, giam gia", (int)Menu.SapXepTangGiamGia);
Console.WriteLine("Nhap {0} de sap xep may tinh tang, giam gia", (int)Menu.SapXepMayTinhTangGiamGia);
Console.WriteLine("Nhap {0} de tim thiet bi co gia CPU cao, thap nhat", (int)Menu.TimThietBiCPUMaxMin);
Console.WriteLine("Nhap {0} de dem so luong CPU duoc nhieu thiet bi su dung nhat", (int)Menu.DemSoLuongRamKhongDuocSD);
Console.WriteLine("Nhap {0} de dem so luong RAM khong duoc su dung", (int)Menu.DemSoLuongCPUKhongDuocSD);
Console.WriteLine("Nhap {0} de dem so luong RAM theo loai RAM", (int)Menu.DemSoLuongRAMTheoLoaiRAM);
Console.WriteLine("Nhap {0} de xoa mot loai RAM theo gia", (int)Menu.XoaRAMTheoGia);
Console.WriteLine("Nhap {0} de xoa tat ca cac thiet bi su dung RAM gia x", (int)Menu.XoaTatCaThietBiRAM);
Console.WriteLine("Nhap {0} de tim linh kien duoc su dung nhieu nhat", (int)Menu.TimLKSDMax);
Menu nhap = (Menu)int.Parse(Console.ReadLine());
Console.Clear();
switch (nhap)
{
case Menu.Thoat:
return;
case Menu.NhapBangTay:
{
Console.Clear();
DSTB.NhapBangTay();
DSTB.Xuat();
}
break;
case Menu.NhapTuFile:
{
Console.Clear();
DSTB.NhapTuFile();
DSLK.NhapTuFile();
Console.WriteLine("Da chuyen du lieu vao danh sach!!" + "\n");
//DSLK.Xuat();
DSTB.Xuat();
}
break;
case Menu.Xuat:
{
Console.Clear();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Thiet bi:" + "\n" + "============================================================================" + "\n");
DSTB.Xuat();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Linh kien:" + "\n" + "============================================================================" + "\n");
DSLK.Xuat();
}
break;
case Menu.TimMayTinhCoGiaCaoThap:
{
Console.Clear();
Console.WriteLine("May tinh co gia cao nhat la:" + "\n");
QL.TimMTGiaMax(DSTB).Xuat();
Console.WriteLine("May tinh co gia thap nhat la:" + "\n");
QL.TimMTGiaMin(DSTB).Xuat();
} break;
case Menu.TimMayAnhCoGiaCaoThap:
{
Console.Clear();
Console.WriteLine("May anh co gia cao nhat la:" + "\n");
QL.TimMAGiaMax(DSTB).Xuat();
Console.WriteLine("May anh co gia thap nhat la:" + "\n");
QL.TimMAGiaMin(DSTB).Xuat();
} break;
case Menu.DemSoLuongMayTinhMayAnhCoGia:
{
Console.Clear();
float gia;
Console.WriteLine("Xin moi nhap gia x:");
gia = float.Parse(Console.ReadLine());
Console.WriteLine("Tim thay {0} thiet bi co gia la {1}$!", QL.TimTheoGia(DSTB, gia).Dem(), gia);
} break;
case Menu.SapXepTangGiamGia:
{
Console.Clear();
Console.WriteLine("Hien thi danh sch theo chieu tang: " + "\n");
QL.SapXepGiaTang(DSTB).Xuat();
Console.WriteLine("Hien thi danh sach theo chieu giam: " + "\n");
QL.SapXepGiaGiam(DSTB).Xuat();
} break;
case Menu.SapXepMayTinhTangGiamGia:
{
Console.Clear();
Console.WriteLine("Hien thi danh sach may tinh theo chieu tang: " + "\n");
QL.SapXepMTTangGia(DSTB).Xuat();
Console.WriteLine("Hien thi danh sach may tinh theo chieu giam: " + "\n");
QL.SapXepMTGiamGia(DSTB).Xuat();
} break;
case Menu.TimThietBiCPUMaxMin:
{
Console.Clear();
Console.WriteLine("Thiet bi co gia CPU cao nhat la: ");
QL.TimThietBiCPUMax(DSTB).Xuat();
} break;
case Menu.DemSoLuongRamKhongDuocSD:
{
Console.Clear();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Thiet bi:" + "\n" + "============================================================================" + "\n");
DSTB.Xuat();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Linh kien:" + "\n" + "============================================================================" + "\n");
DSLK.Xuat();
Console.WriteLine("============================================================================");
QL.HienThiCPUSDMax(DSTB, DSLK);
Console.WriteLine("=====");
QL.HienThiCPUSDMin(DSTB, DSLK);
} break;
case Menu.DemSoLuongCPUKhongDuocSD:
{
Console.Clear();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Thiet bi:" + "\n" + "============================================================================" + "\n");
DSTB.Xuat();
Console.WriteLine("============================================================================");
Console.WriteLine("Danh sach Linh kien:" + "\n" + "============================================================================" + "\n");
DSLK.Xuat();
Console.WriteLine("============================================================================");
QL.HienThiRAMSDMin(DSTB, DSLK);
} break;
case Menu.DemSoLuongRAMTheoLoaiRAM:
{
Console.Clear();
QL.HienThiRAMtheoRAM(DSTB, DSLK);
} break;
case Menu.XoaRAMTheoGia:
{
Console.Clear();
DSLK.Xuat();
float gia;
Console.WriteLine("Xin moi nhap gia :");
gia = float.Parse(Console.ReadLine());
DSLK.XoaRAM(gia);
DSLK.Xuat();
} break;
case Menu.XoaTatCaThietBiRAM:
{
Console.Clear();
DSTB.Xuat();
float gia;
Console.WriteLine("Xin moi nhap gia :");
gia = float.Parse(Console.ReadLine());
DSTB.XoaThietBiRAMGiaX(gia);
DSTB.Xuat();
} break;
case Menu.TimLKSDMax:
{
Console.Clear();
QL.HienThiLinhKienDSMax(DSTB, DSLK);
} break;
default:
break;
}
Console.ReadLine();
}
}