using UnityEngine;
using System.Collections;
using System.Text;

public class StringUtility
{
    public static string[] splitSeparator = new string[] { "|" };

    private static StringBuilder s_CacheStringBuilder = new StringBuilder();

    static object lockObject = new object();

    public static string Contact(params object[] _objects)
    {
        lock (lockObject)
        {
            s_CacheStringBuilder.Remove(0, s_CacheStringBuilder.Length);
            for (int i = 0; i < _objects.Length; ++i)
            {
                if (_objects[i] != null)
                {
                    s_CacheStringBuilder.Append(_objects[i]);
                }
            }
            return s_CacheStringBuilder.ToString();
        }
    }


    public static string FormatSpeed(float speed)
    {
        if (speed > 1048576f)
        {
            return StringUtility.Contact((speed / 1048576f).ToString("f1"), " M/S");
        }
        else if (speed > 1024f)
        {
            return StringUtility.Contact((speed / 1024f).ToString("f1"), " KB/S");
        }
        else
        {
            return StringUtility.Contact(speed.ToString("f1"), " B/S");
        };
    }

}