OrderingSample

CSharp · Console

/Program.cs

using System;
using System.Linq;
using System.Collections.Generic;


public class Program
{
	public static void Main()
	{
		
		var goals = new List<Goal>();
		
		goals.Add(new Goal(){ID=1, Level=1, Active = true});
		goals.Add(new Goal(){ID=2, Level=1, Active = false});
		goals.Add(new Goal(){ID=3, Level=2, Active = true});
		goals.Add(new Goal(){ID=4, Level=2, Active = true});
		goals.Add(new Goal(){ID=5, Level=2, Active = false});
		goals.Add(new Goal(){ID=6, Level=2, Active = false});
		goals.Add(new Goal(){ID=7, Level=2, Active = false});
		goals.Add(new Goal(){ID=8, Level=2, Active = false});
		goals.Add(new Goal(){ID=9, Level=2, Active = false});
		goals.Add(new Goal(){ID=10, Level=2, Active = true});
		goals.Add(new Goal(){ID=11, Level=2, Active = true});
		goals.Add(new Goal(){ID=12, Level=2, Active = true});
		goals.Add(new Goal(){ID=13, Level=2, Active = true});
		goals.Add(new Goal(){ID=13, Level=2, Active = true});
		goals.Add(new Goal(){ID=14, Level=2, Active = true});
		goals.Add(new Goal(){ID=15, Level=2, Active = true});
		
		
		Random rnd = new Random();
		
		
		var tmp = goals.Select( g=> new {goal = g, weight = rnd.NextDouble()})
			.OrderByDescending(t=>t.goal.Active)
			.ThenBy(t=>t.goal.Level)
			.ThenBy(t=>t.weight)
			.Select(t=>t.goal)
			.ToList();
		

		
		goals.Clear();
		goals.AddRange(tmp);
			
		

	   foreach(var g in goals)
	   {
		   Console.WriteLine("ID={0:00}, Level={1}, Active={2}", g.ID, g.Level, g.Active);   		   
	   }
		
		
	}
}



    public class Goal {
      public int ID;
      public int Level;
    public bool Active;
}