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Program.cs
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Program.cs
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using System;
using System.Text;
namespace ComputerCS
{
class Program
{
class CPU
{
public string Model { get; set; }
}
class Mainboard
{
public string Model { get; set; }
}
class RAM
{
public string Model { get; set; }
}
class HDD
{
public string Model { get; set; }
}
class Videocard
{
public string Model { get; set; }
}
class Soundcard
{
public string Model { get; set; }
}
class Computer
{
public CPU cpu { get; set; }
public Mainboard mainboard { get; set; }
public RAM ram { get; set; }
public HDD hdd { get; set; }
public Videocard videocard { get; set; }
public Soundcard soundcard { get; set; }
public override string ToString()
{
StringBuilder sb = new StringBuilder();
if (cpu != null)
{
sb.Append(cpu.Model + "\n");
}
if (mainboard != null)
{
sb.Append(mainboard.Model + "\n");
}
if (ram != null)
{
sb.Append(ram.Model + "\n");
}
if (hdd != null)
{
sb.Append(hdd.Model + "\n");
}
if (videocard != null)
{
sb.Append(videocard.Model + "\n");
}
if (soundcard != null)
{
sb.Append(soundcard.Model + "\n");
}
return sb.ToString();
}
}
// abstract class builder
abstract class ComputerBuilder
{
public Computer computer { get; private set; }
public void build_computer()
{
computer = new Computer();
}
public abstract void set_cpu();
public abstract void set_mainboard();
public abstract void set_ram();
public abstract void set_hdd();
public abstract void set_videocard();
public abstract void set_soundcard();
}
class SysAdmin
{
public Computer build(ComputerBuilder computerbuilder)
{
computerbuilder.build_computer();
computerbuilder.set_cpu();
computerbuilder.set_mainboard();
computerbuilder.set_ram();
computerbuilder.set_hdd();
computerbuilder.set_videocard();
computerbuilder.set_soundcard();
return computerbuilder.computer;
}
}
class PCBuilder : ComputerBuilder
{
public override void set_cpu()
{
this.computer.cpu = new CPU { Model = "Intel Core i7 8700"};
}
public override void set_mainboard()
{
this.computer.mainboard = new Mainboard { Model = "Onda P250S"};
}
public override void set_ram()
{
this.computer.ram = new RAM { Model = "HyperX DDR4"};
}
public override void set_hdd()
{
this.computer.hdd = new HDD { Model = "Original KingDian N480"};
}
public override void set_videocard()
{
this.computer.videocard = new Videocard { Model = "Yeston AMD Radeon RX570 4G"};
}
public override void set_soundcard()
{
this.computer.soundcard = new Soundcard { Model = "ASUS EssenceSTXII Sound Card"};
}
}
class LaptopBuilder : ComputerBuilder
{
public override void set_cpu()
{
this.computer.cpu = new CPU { Model = "Intel® Core™ i7-8550U"};
}
public override void set_mainboard()
{
this.computer.mainboard = new Mainboard { Model = "60NB04L0-MB1021 Asus N550JK "};
}
public override void set_ram()
{
this.computer.ram = new RAM { Model = "32GB Corsair 2133MHz"};
}
public override void set_hdd()
{
this.computer.hdd = new HDD { Model = "500GB SATA HDD"};
}
public override void set_videocard()
{
this.computer.videocard = new Videocard { Model = "INTEL® HD GRAPHICS 610/620/630"};
}
public override void set_soundcard()
{
this.computer.soundcard = new Soundcard { Model = "Realtek High Definition Audio"};
}
}
static void Main(string[] args)
{
//create SysAdmin object
SysAdmin sysadmin = new SysAdmin();
//create PC object
ComputerBuilder cbuilder = new PCBuilder();
//build new PC
Computer pc = sysadmin.build(cbuilder);
Console.WriteLine("Building PC \n");
Console.WriteLine(pc.ToString());
//build new Laptop
cbuilder = new LaptopBuilder();
Computer laptop = sysadmin.build(cbuilder);
Console.WriteLine("Building Laptop \n");
Console.WriteLine(laptop.ToString());
}
}
}