using PlayFab.PfEditor.EditorModels;
using UnityEditor;
using UnityEngine;

namespace PlayFab.PfEditor
{
    public class PlayFabEditorAuthenticate : UnityEditor.Editor
    {
        #region panel variables
        private static string _userEmail = string.Empty;
        private static string _userPass = string.Empty;
        private static string _userPass2 = string.Empty;
        private static string _2FaCode = string.Empty;
        private static string _studio = string.Empty;

        private static bool isInitialized = false;

        public enum PanelDisplayStates { Register, Login, TwoFactorPrompt }
        private static PanelDisplayStates activeState = PanelDisplayStates.Login;
        #endregion

        #region draw calls
        public static void DrawAuthPanels()
        {
            if (PlayFabEditorHelper.uiStyle == null)
                return;

            if (activeState == PanelDisplayStates.TwoFactorPrompt)
            {
                using (new UnityVertical(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
                {
                    using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleClear")))
                        EditorGUILayout.LabelField("Enter your 2-factor authorization code.", PlayFabEditorHelper.uiStyle.GetStyle("cGenTxt"), GUILayout.MinWidth(EditorGUIUtility.currentViewWidth));

                    using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
                    {
                        GUILayout.FlexibleSpace();
                        _2FaCode = EditorGUILayout.TextField(_2FaCode, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25), GUILayout.MinWidth(200));
                        GUILayout.FlexibleSpace();
                    }

                    using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("labelStyle")))
                    {
                        var buttonWidth = 100;
                        GUILayout.FlexibleSpace();
                        if (GUILayout.Button("CONTINUE", PlayFabEditorHelper.uiStyle.GetStyle("Button"), GUILayout.MinHeight(32), GUILayout.MaxWidth(buttonWidth)))
                        {
                            OnContinueButtonClicked();
                            _2FaCode = string.Empty;

                        }
                        GUILayout.FlexibleSpace();
                    }

                    using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("labelStyle")))
                    {
                        GUILayout.FlexibleSpace();
                        if (GUILayout.Button("CANCEL", PlayFabEditorHelper.uiStyle.GetStyle("textButton")))
                        {
                            activeState = PanelDisplayStates.Login;
                        }
                        GUILayout.FlexibleSpace();
                    }
                }
                return;
            }


            if (!string.IsNullOrEmpty(PlayFabEditorPrefsSO.Instance.DevAccountEmail) && !isInitialized)
            {
                _userEmail = PlayFabEditorPrefsSO.Instance.DevAccountEmail;
                PlayFabEditorPrefsSO.Save();
                isInitialized = true;
            }
            else if (!isInitialized)
            {
                activeState = PanelDisplayStates.Register;
                isInitialized = true;
            }

            using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
                EditorGUILayout.LabelField("Welcome to PlayFab!", PlayFabEditorHelper.uiStyle.GetStyle("titleLabel"), GUILayout.MinWidth(EditorGUIUtility.currentViewWidth));

            if (activeState == PanelDisplayStates.Login)
            {
                // login mode, this state either logged out, or did not have auto-login checked.
                DrawLogin();

            }
            else if (activeState == PanelDisplayStates.Register)
            {
                // register mode
                DrawRegister();
            }
            else
            {
                DrawRegister();
            }

            using (new UnityVertical(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
            {
                using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleClear")))
                {
                    GUILayout.FlexibleSpace();
                    if (GUILayout.Button("VIEW README", PlayFabEditorHelper.uiStyle.GetStyle("textButton")))
                    {
                        Application.OpenURL("https://github.com/PlayFab/UnityEditorExtensions#setup");
                    }
                    GUILayout.FlexibleSpace();
                }
            }

            //capture enter input for login
            var e = Event.current;
            if (e.type == EventType.KeyUp && e.keyCode == KeyCode.Return)
            {
                switch (activeState)
                {
                    case PanelDisplayStates.Login:
                        OnLoginButtonClicked();
                        break;
                    case PanelDisplayStates.Register:
                        OnRegisterClicked();
                        break;
                    case PanelDisplayStates.TwoFactorPrompt:
                        OnContinueButtonClicked();
                        break;
                }
            }
        }

        private static void DrawLogin()
        {
            float labelWidth = 120;

            using (new UnityVertical(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
            {
                using (var fwl = new FixedWidthLabel("EMAIL: "))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _userEmail = EditorGUILayout.TextField(_userEmail, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (var fwl = new FixedWidthLabel("PASSWORD: "))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _userPass = EditorGUILayout.PasswordField(_userPass, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("labelStyle")))
                {
                    if (GUILayout.Button("CREATE AN ACCOUNT", PlayFabEditorHelper.uiStyle.GetStyle("textButton"), GUILayout.MaxWidth(100)))
                    {
                        activeState = PanelDisplayStates.Register;
                    }

                    var buttonWidth = 100;
                    GUILayout.Space(EditorGUIUtility.currentViewWidth - buttonWidth * 2);

                    if (GUILayout.Button("LOG IN", PlayFabEditorHelper.uiStyle.GetStyle("Button"), GUILayout.MinHeight(32), GUILayout.MaxWidth(buttonWidth)))
                    {
                        OnLoginButtonClicked();
                    }
                }
            }
        }

        private static void DrawRegister()
        {
            float labelWidth = 150;

            using (new UnityVertical(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleGray1")))
            {
                using (var fwl = new FixedWidthLabel("EMAIL:"))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _userEmail = EditorGUILayout.TextField(_userEmail, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (var fwl = new FixedWidthLabel("PASSWORD:"))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _userPass = EditorGUILayout.PasswordField(_userPass, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (var fwl = new FixedWidthLabel("CONFIRM PASSWORD:  "))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _userPass2 = EditorGUILayout.PasswordField(_userPass2, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (var fwl = new FixedWidthLabel("STUDIO NAME:  "))
                {
                    GUILayout.Space(labelWidth - fwl.fieldWidth);
                    _studio = EditorGUILayout.TextField(_studio, PlayFabEditorHelper.uiStyle.GetStyle("TextField"), GUILayout.MinHeight(25));
                }

                using (new UnityHorizontal(PlayFabEditorHelper.uiStyle.GetStyle("gpStyleClear")))
                {
                    if (GUILayout.Button("LOG IN", PlayFabEditorHelper.uiStyle.GetStyle("textButton"), GUILayout.MinHeight(32)))
                    {
                        activeState = PanelDisplayStates.Login;
                    }

                    GUILayout.FlexibleSpace();

                    if (GUILayout.Button("  CREATE AN ACCOUNT  ", PlayFabEditorHelper.uiStyle.GetStyle("Button"), GUILayout.MinHeight(32)))
                    {
                        OnRegisterClicked();
                    }
                }

            }
        }
        #endregion

        #region menu and helper methods
        public static bool IsAuthenticated()
        {
            return !string.IsNullOrEmpty(PlayFabEditorPrefsSO.Instance.DevAccountToken);
        }

        public static void Logout()
        {
            PlayFabEditor.RaiseStateUpdate(PlayFabEditor.EdExStates.OnLogout);

            PlayFabEditorApi.Logout(new LogoutRequest
            {
                DeveloperClientToken = PlayFabEditorPrefsSO.Instance.DevAccountToken
            }, null, PlayFabEditorHelper.SharedErrorCallback);

            _userPass = string.Empty;
            _userPass2 = string.Empty;

            activeState = PanelDisplayStates.Login;

            PlayFabEditorPrefsSO.Instance.StudioList = null;
            PlayFabEditorPrefsSO.Instance.DevAccountToken = string.Empty;
            PlayFabEditorPrefsSO.Save();

            PlayFabEditorPrefsSO.Instance.TitleDataCache.Clear();
            PlayFabEditorDataService.SaveEnvDetails();
        }

        private static void OnRegisterClicked()
        {
            if (_userPass != _userPass2)
            {
                Debug.LogError("PlayFab developer account passwords must match.");
                return;
            }

            PlayFabEditorApi.RegisterAccount(new RegisterAccountRequest()
            {
                DeveloperToolProductName = PlayFabEditorHelper.EDEX_NAME,
                DeveloperToolProductVersion = PlayFabEditorHelper.EDEX_VERSION,
                Email = _userEmail,
                Password = _userPass,
                StudioName = _studio
            }, (result) =>
            {
                PlayFabEditorPrefsSO.Instance.DevAccountToken = result.DeveloperClientToken;
                PlayFabEditorPrefsSO.Instance.DevAccountEmail = _userEmail;

                PlayFabEditorDataService.RefreshStudiosList();

                PlayFabEditor.RaiseStateUpdate(PlayFabEditor.EdExStates.OnLogin);
                PlayFabEditorMenu._menuState = PlayFabEditorMenu.MenuStates.Sdks;
                PlayFabEditorPrefsSO.Save();
            }, PlayFabEditorHelper.SharedErrorCallback);
        }

        private static void OnLoginButtonClicked()
        {
            PlayFabEditorApi.Login(new LoginRequest()
            {
                DeveloperToolProductName = PlayFabEditorHelper.EDEX_NAME,
                DeveloperToolProductVersion = PlayFabEditorHelper.EDEX_VERSION,
                Email = _userEmail,
                Password = _userPass
            }, (result) =>
            {
                PlayFabEditorPrefsSO.Instance.DevAccountToken = result.DeveloperClientToken;
                PlayFabEditorPrefsSO.Instance.DevAccountEmail = _userEmail;
                PlayFabEditorDataService.RefreshStudiosList();
                PlayFabEditor.RaiseStateUpdate(PlayFabEditor.EdExStates.OnLogin);
                PlayFabEditorPrefsSO.Save();
                PlayFabEditorMenu._menuState = PlayFabEditorMenu.MenuStates.Sdks;

            }, (error) =>
            {
                if ((int)error.Error == 1246 || error.ErrorMessage.Contains("TwoFactor"))
                {
                    // pop 2FA dialog
                    PlayFabEditor.RaiseStateUpdate(PlayFabEditor.EdExStates.OnWarning, "This account requires 2-Factor Authentication.");
                    activeState = PanelDisplayStates.TwoFactorPrompt;
                }
                else
                {
                    PlayFabEditorHelper.SharedErrorCallback(error);
                }
            });
        }

        private static void OnContinueButtonClicked()
        {
            PlayFabEditorApi.Login(new LoginRequest()
            {
                DeveloperToolProductName = PlayFabEditorHelper.EDEX_NAME,
                DeveloperToolProductVersion = PlayFabEditorHelper.EDEX_VERSION,
                TwoFactorAuth = _2FaCode,
                Email = _userEmail,
                Password = _userPass
            }, (result) =>
            {
                PlayFabEditorPrefsSO.Instance.DevAccountToken = result.DeveloperClientToken;
                PlayFabEditorPrefsSO.Instance.DevAccountEmail = _userEmail;
                PlayFabEditorDataService.RefreshStudiosList();
                PlayFabEditor.RaiseStateUpdate(PlayFabEditor.EdExStates.OnLogin);
                PlayFabEditorPrefsSO.Save();
                PlayFabEditorMenu._menuState = PlayFabEditorMenu.MenuStates.Sdks;

            }, PlayFabEditorHelper.SharedErrorCallback);
        }
        #endregion
    }
}
