Bài tập - Chương trình quản lý Mèo C# (C Sharp) | Chương trình quản lý Cat C# (C Sharp)

#Program.cs

using System;
using cat.color;
using cat.exam;
using cat.manager;

namespace cat
{
    class UsingManagerCat
    {
        static void Main(string[] args)
        {
            int choose;

            do
            {
                ShowMenu();
                choose = int.Parse(Console.ReadLine());

                switch(choose)
                {
                    case 1:
                        ColorManager.GetInstance().Nhap();
                        break;
                    case 2:
                        ManagerCat.GetInstance().Nhap();
                        break;
                    case 3:
                        ManagerCat.GetInstance().HienThi();
                        break;
                    case 4:
                        ManagerCat.GetInstance().SortByColor();
                        ManagerCat.GetInstance().HienThi();
                        break;
                    case 5:
                        ManagerCat.GetInstance().SearchByLoai();
                        break;
                    case 6:
                        ManagerCat.GetInstance().SortByIndexColor();
                        ManagerCat.GetInstance().HienThi();
                        break;
                    case 7:
                        Console.WriteLine("Thoat!!!");
                        break;
                    default:
                        Console.WriteLine("Nhap sai!!!");
                        break;
                }
            } while (choose != 7);
        }

        static void ShowMenu()
        {
            Console.WriteLine("1. Nhap vao ma mau");
            Console.WriteLine("2. Nhap N meo");
            Console.WriteLine("3. Hien thi thong meo");
            Console.WriteLine("4. Sap xep theo mau");
            Console.WriteLine("5. Tim kiem theo loai");
            Console.WriteLine("6. Sap xep theo bang mau ColorManager");
            Console.WriteLine("7. Thoat");
            Console.WriteLine("Chon: ");
        }
    }
}

#ICat.cs

using System;
namespace cat.exam
{
    public interface ICat
    {
        void Nhap();
        void HienThi();
    }
}

#CatDetail.cs

using System;
using System.Collections.Generic;
using cat.color;

namespace cat.exam
{
    public class CatDetail : ICat
    {
        public string Loai { get; set; }
        public string Mau { get; set; }
        public string NoiSong { get; set; }
        public int ColorIndex { get; set; }

        public CatDetail()
        {
        }

        public CatDetail(string loai, string mau, string noiSong)
        {
            Loai = loai;
            Mau = mau;
            NoiSong = noiSong;
        }

        public void HienThi()
        {
            Console.WriteLine("Loai: {0}, mau: {1}, noi song: {2}", Loai, Mau, NoiSong);
        }

        public void Nhap()
        {
            Console.WriteLine("===========================");
            Console.WriteLine("Nhap loai: ");
            Loai = Console.ReadLine();

            ColorManager.GetInstance().HienThi();
            Console.WriteLine("Nhap mau: ");
            while(true)
            {
                Mau = Console.ReadLine();
                bool isFind = false;

                List<string> colorList = ColorManager.GetInstance().ColorList;
                for (int i=0;i< colorList.Count;i++)
                {
                    string color = colorList[i];
                    if (color == Mau)
                    {
                        isFind = true;
                        ColorIndex = i;
                        break;
                    }
                }
                //foreach(string color in ColorManager.GetInstance().ColorList)
                //{
                //    if(color == Mau)
                //    {
                //        isFind = true;
                //        break;
                //    }
                //}
                if(isFind)
                {
                    break;
                } else
                {
                    Console.WriteLine("Nhap sai!!! Yeu cau nhap lai!!!");
                }
            }

            Console.WriteLine("Nhap noi song: ");
            NoiSong = Console.ReadLine();
        }
    }
}

#ColorManager.cs

using System;
using System.Collections.Generic;
using cat.exam;

namespace cat.color
{
    public class ColorManager : ICat
    {
        public List<string> ColorList { get; set; }

        private static ColorManager _instance = null;

        private ColorManager()
        {
            ColorList = new List<string>();
        }

        public static ColorManager GetInstance()
        {
            if(_instance == null)
            {
                _instance = new ColorManager();
            }
            return _instance;
        }

        public void Nhap()
        {
            string option;
            do
            {
                Console.WriteLine("Nhap ma mau vao: ");
                string color = Console.ReadLine();
                ColorList.Add(color);

                Console.WriteLine("Ban co tiep tuc hay ko Y/n?");
                option = Console.ReadLine().ToUpper();
            } while (option != "N");
        }

        public void HienThi()
        {
            Console.WriteLine("Danh sach ma mau: ");
            foreach(string color in ColorList)
            {
                Console.WriteLine("   " + color);
            }
        }

        public int GetColorIndex(string color)
        {
            for(int i=0;i<ColorList.Count;i++) {
                if(ColorList[i] == color)
                {
                    return i;
                }
            }
            return -1;
        }
    }
}

#ManagerCat.cs

using System;
using System.Collections.Generic;
using cat.exam;

namespace cat.manager
{
    public class ManagerCat
    {
        public List<CatDetail> CatList { get; set; }

        private static ManagerCat _instance = null;

        private ManagerCat()
        {
            CatList = new List<CatDetail>();
        }

        public static ManagerCat GetInstance()
        {
            if(_instance == null)
            {
                _instance = new ManagerCat();
            }
            return _instance;
        }

        public void Nhap()
        {
            Console.WriteLine("Nhap so meo can them N = ");
            int N = int.Parse(Console.ReadLine());

            for(int i=0;i<N;i++)
            {
                CatDetail catDetail = new CatDetail();
                catDetail.Nhap();

                CatList.Add(catDetail);
            }
        }

        internal void SortByColor()
        {
            CatList.Sort((c1, c2) => {
                return c1.Mau.CompareTo(c2.Mau);
            });
            Console.WriteLine("Sap xep thanh cong!!!");
        }

        internal void SortByIndexColor()
        {
            CatList.Sort((c1, c2) => {
                if(c1.ColorIndex > c2.ColorIndex)
                {
                    return 1;
                }
                return -1;
            });
            Console.WriteLine("Sap xep thanh cong!!!");
        }

        internal void SearchByLoai()
        {
            Console.WriteLine("Nhap loai can tim: ");
            string loai = Console.ReadLine();
            int count = 0;

            foreach(CatDetail cat in CatList)
            {
                if(cat.Loai == loai)
                {
                    cat.HienThi();
                    count++;
                }
            }
            if(count > 0)
            {
                Console.WriteLine("So meo tim thay: {0}", count);
            } else
            {
                Console.WriteLine("Ko tim thay meo phu hop");
            }
        }

        public void HienThi()
        {
            Console.WriteLine("=== Danh sach N meo");
            foreach(CatDetail cat in CatList)
            {
                cat.HienThi();
            }
        }
    }
}