garden_client/Assets/Script/SFS/Manager/RobotManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using Random = UnityEngine.Random;

public class RobotManager
{
    #region Config

    public static List<Robot> Robots = new List<Robot>();

    #endregion

    public static void AddRobot(int sfsRoomID, int maxRobot)
    {
        Robot.Initialize();
        Robot robot = new Robot();
        robot.Connect(sfsRoomID, maxRobot);
        Robots.Add(robot);
    }

    private static float MinRandomTime = 3f;
    private static float MaxRandomTime = 10f;
    public static void DeactivateAllRobots(bool afterRandomTime)
    {
        if (afterRandomTime)
        {
            foreach (var robot in Robots)
            {
                DelayCall.Call(Random.Range(MinRandomTime, MaxRandomTime), robot.Deactivate);
            }
        }
        else
        {
            foreach (var robot in Robots)
            {
                robot.Deactivate();
            }
        }
        Robots = new List<Robot>();
    }

    public static void Update()
    {
        for (int i = 0; i < Robots.Count; i++)
        {
            if (Robots[i].Update())
            {
                Robots[i--].Deactivate();
            }
        }
    }
}