using Mono.Cecil.Cil;
using System.Collections;
using System.Collections.Generic;
using System.Net;
using TMPro;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.SceneManagement;

public class LoginManager : MonoBehaviour
{
    [SerializeField] private GameObject loading;

    [Header("References")]
    [SerializeField] private GameObject formMain;
    [SerializeField] private GameObject formLogin;
    [SerializeField] private GameObject formReg;
    //[SerializeField] private GameObject formLogin;


    [Header("Login Data")]
    [SerializeField] private RS_InputField _loginName;
    [SerializeField] private RS_InputField _loginPassword;
    [SerializeField] private RS_LabeledComponent _loginError;

    [Header("Reg Data")]
    [SerializeField] private RS_InputField _regLogin;
    [SerializeField] private RS_InputField _regEmail;
    [SerializeField] private RS_InputField _regPassword;
    [SerializeField] private RS_InputField _regPassword2;
    [SerializeField] private RS_LabeledComponent _regError;

    [Header("Code")]
    [SerializeField] private GameObject _panelCode;
    [SerializeField] private RS_InputField _regCode;
    [SerializeField] private RS_LabeledComponent _regCodeError;


    private void ClearFormLogin()
    {
        _loginName.Clear();
        _loginPassword.Clear();
    }

    private void ClearFormRegister()
    {
        _regLogin.Clear();
        _regEmail.Clear();
        _regPassword.Clear();
        _regPassword2.Clear();
    }

    public void FormLogin()
    {
        formReg.SetActive(false);
        formMain.SetActive(false);
        formLogin.SetActive(true);
    }

    public void FormRegister()
    {
        formLogin.SetActive(false);
        formMain.SetActive(false);
        formReg.SetActive(true);
    }

    public void FormMain()
    {
        ClearFormLogin();
        ClearFormRegister();
        formLogin.SetActive(false);
        formReg.SetActive(false);
        formMain.SetActive(true);
    }

    private void ShowError(RS_LabeledComponent error, string text)
    {
        error.gameObject.SetActive(true);
        error.SetLabel(text);
    }

    private void ShowRegError(string text) => ShowError(_regError, text);
    private void ShowLoginError(string text) => ShowError(_loginError, text);

    private void ShowLoading() => loading.SetActive(true);
    private void HideLoading() => loading.SetActive(false);

    public void Register()
    {
        User user = new User(
            _regLogin.Text,
            _regEmail.Text,
            _regPassword.Text
        );

        if (user.IsAnyEmpty())
        {
            ShowRegError("Fill all fields!");
            return;
        }

        if (_regPassword.Text != _regPassword2.Text)
        {
            ShowRegError("Passwords do not match!");
            return;
        }

        ShowLoading();
        WebRequest.Post(this, "RegUser", JsonUtility.ToJson(user), (UnityWebRequest request, string data) =>
        {
            HideLoading();
            if (request.result == UnityWebRequest.Result.Success)
            {
                _panelCode.SetActive(true);
            }
            else
            {
                ShowRegError(request.error);
            }
        });
    }

    public void CodeConfirm()
    {
        var code = new { code = _regCode.Text };
        
        ShowLoading();
        WebRequest.Post(this, "Code", JsonUtility.ToJson(code), (UnityWebRequest request, string data) =>
        {
            HideLoading();

            if (request.result == UnityWebRequest.Result.Success)
            {
                _panelCode.SetActive(false);
                FormLogin();
            }
            else
            {
                ShowError(_regCodeError, "Invalid Code");
            }
        });
    }

    public void Login()
    {
        var user = new
        {
            login = _loginName.Text,
            password = _loginPassword.Text
        };

        ShowLoading();
        WebRequest.Post(this, "Login", JsonUtility.ToJson(user), (UnityWebRequest request, string data) =>
        {
            HideLoading();

            if (request.result == UnityWebRequest.Result.Success)
            {
                bool isFirst = true;

                if (isFirst)
                {
                    SceneManager.LoadScene("AccountInit");
                }
                else
                {
                    SceneManager.LoadScene("Game");
                }
            }
            else
            {
                ShowLoginError(request.error);
            }
        });
    }

}