using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Net.Sockets;
using System.Text;
using TMPro;
using UnityEngine;
using UnityEngine.SceneManagement;

public class StartHandler : MonoBehaviour
{
    private TcpClient client;
    [SerializeField] private GameObject layout0;
    [SerializeField] private GameObject layout1;
    [SerializeField] private GameObject layout2;
    [SerializeField] private TMP_Text roomCodeEnter;
    [SerializeField] private TMP_Text nameEnter;
    [SerializeField] private GameObject buttonJoin;
    [SerializeField] private GameObject buttonSubmitName;
    [SerializeField] private TMP_Text playerName;

    private string roomcode;

    private void Start()
    {
        if (PlayerPrefs.HasKey("name"))
        {
            playerName.text = "Name: " + PlayerPrefs.GetString("name");
            layout0.SetActive(false);
            layout1.SetActive(true);
        }
        else
        {
            playerName.text = "";
            layout0.SetActive(true);
            layout1.SetActive(false);
        }
        layout2.SetActive(false);
        client = new TcpClient("185.245.96.48", 8051);
        buttonJoin.SetActive(false);
    }

    public void ButtonNewRoom()
    {
        Stream stream = client.GetStream();
        byte[] readMessage = new byte[10];

        //Send message new room
        stream.Write(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 });

        layout1.SetActive(false);
        layout2.SetActive(true);

        //wait for room code
        int i = stream.Read(readMessage, 0, 10);

        string code = Encoding.ASCII.GetString(readMessage);

        PlayerPrefs.SetString("roomcode", code);
        roomcode = code;
        PlayerPrefs.Save();

        layout2.GetComponentInChildren<TMP_Text>().text = "Your room code is: \n" + code;
    }

    public void ButtonJoin()
    {
        string code = roomCodeEnter.text;
        roomcode = code;
        PlayerPrefs.SetString("roomcode", code);
        PlayerPrefs.Save();

        SceneManager.LoadScene(1, LoadSceneMode.Single);
        client.Close();
    }

    public void ButtonJoin2()
    {
        PlayerPrefs.SetString("roomcode", roomcode);
        PlayerPrefs.Save();

        SceneManager.LoadScene(1, LoadSceneMode.Single);
        client.Close();
    }

    public void ButtonBack()
    {
        SceneManager.LoadScene(0, LoadSceneMode.Single);
    }

    public void ButtonCopy()
    {
        GUIUtility.systemCopyBuffer = PlayerPrefs.GetString("roomcode");
    }

    public void OnTextHasChanged(string s)
    {
        if (s.Length >= 10)
        {
            buttonJoin.SetActive(true);
        }
        else
        {
            buttonJoin.SetActive(false);
        }
    }

    public void OnTextHasChangedNameInput(string s)
    {
        if (s.Length > 0)
        {
            buttonSubmitName.SetActive(true);
        }
        else
        {
            buttonSubmitName.SetActive(false);
        }
    }

    public void ButtonSubmitName()
    {
        string name = nameEnter.text;
        for (int i = name.Length; i < 10; i++)
        {
            name += " ";
        }
        
        PlayerPrefs.SetString("name", name);
        PlayerPrefs.Save();
        
        playerName.text = "Name: " + PlayerPrefs.GetString("name");
        
        layout0.SetActive(false);
        layout1.SetActive(true);
    }

    public void ButtonEditName()
    {
        layout0.SetActive(true);
        layout1.SetActive(false);
    }
}