using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using UnityEngine;

namespace Funique
{
    /// <summary>
    /// Extensions: Unclassified <br />
    /// ------------------------------------------------ <br />
    /// 擴充: 未分類
    /// </summary>
    public static class UtilityExtensions
    {
        public static string GetSelfIPAddress()
        {
            IPHostEntry IpEntry = Dns.GetHostEntry(Dns.GetHostName());
            foreach (IPAddress item in IpEntry.AddressList)
            {
                //AddressFamily.InterNetwork  ipv4
                //AddressFamily.InterNetworkV6 ipv6
                if (item.AddressFamily == AddressFamily.InterNetwork)
                {
                    return item.ToString();
                }
            }
            return null;
        }
        public static string[] GetSelfIPAddresses()
        {
            IPHostEntry IpEntry = Dns.GetHostEntry(Dns.GetHostName());
            List<string> items = new List<string>();
            foreach (IPAddress item in IpEntry.AddressList)
            {
                //AddressFamily.InterNetwork  ipv4
                //AddressFamily.InterNetworkV6 ipv6
                if (item.AddressFamily == AddressFamily.InterNetwork)
                {
                    items.Add(item.ToString());
                }
            }
            return items.ToArray();
        }

        public static void ResetCalculation(this GameObject targetObj, float len)
        {
            targetObj.transform.parent = null;
            GameObject headSet = null; //Singleton<Main>.Instance.HeadSet;
            GameObject gameObject = new GameObject();
            gameObject.transform.position = headSet.transform.position;
            Vector3 eulerAngles = headSet.transform.rotation.eulerAngles;
            eulerAngles.x = 0f;
            eulerAngles.z = 0f;
            gameObject.transform.eulerAngles = eulerAngles;
            Vector3 vector = headSet.transform.position + gameObject.transform.forward * len;
            targetObj.transform.position = new Vector3(vector.x, vector.y - 0.5f, vector.z);
            UnityEngine.Object.Destroy(gameObject);
            targetObj.transform.rotation = Quaternion.LookRotation(headSet.transform.right);
            targetObj.transform.eulerAngles = new Vector3(0f, targetObj.transform.eulerAngles.y - 90f, 0f);
        }
    }
}