using System;
using System.Text.RegularExpressions;

namespace Shared.SimpleControl.Phone
{
    public class ForgotPassword : Dialog
    {

        PageLayout bodyPageView;

        /// <summary>
        /// 构造函数
        /// </summary>
        public ForgotPassword ()
        {
            BackgroundColor = SkinStyle.Current.MainColor;
            ForgotPasswordShow ();
        }

        void ForgotPasswordShow ()
        {
            #region 标题
            var topView = new FrameLayout () {
                Y = Application.GetRealHeight (36),
                Height = Application.GetRealHeight (90),
            };
            AddChidren (topView);

            var title = new Button () {
                TextAlignment = TextAlignment.Center,
                Text = "Forgot password?",
                TextSize = 19,
                TextColor = SkinStyle.Current.TextColor1
            };
            topView.AddChidren (title);

            //var logo = new Button () {
            //    Width = Application.GetRealWidth (154),
            //    Height = Application.GetRealHeight (90),
            //    X = Application.GetRealWidth (486),
            //    UnSelectedImagePath = MainPage.LogoString,
            //    Gravity = Gravity.CenterVertical,
            //};
            //topView.AddChidren (logo);
            var back = new Button () {
                Height = Application.GetRealHeight (90),
                Width = Application.GetRealWidth (85),
                UnSelectedImagePath = "Item/Back.png",
                //SelectedImagePath = "Item/BackSelected.png",
                Gravity = Gravity.CenterVertical,
            };
            topView.AddChidren (back);
            back.MouseUpEventHandler += (sender, e) => {
                new AccountLogin ().Show ();
                Close ();
            };
            #endregion

            bodyPageView = new PageLayout () {
                Width = LayoutParams.MatchParent,
                Height = Application.GetRealHeight (1136 - 126),
                Y = topView.Bottom,
                BackgroundColor = SkinStyle.Current.ViewColor,
            };

            AddChidren (bodyPageView);

            bodyPageView.PageChange += ( sender,  e) => {
                if (bodyPageView.ChildrenCount - 2 == e) {
                    bodyPageView.RemoveAt (bodyPageView.ChildrenCount - 1);
                }
                Utlis.WriteLine ("D" + e.ToString ());
            };

            FrameLayout bodyView = new FrameLayout ();
            bodyPageView.AddChidren (bodyView);
            bodyPageView.IsShowPoint = false;

            FrameLayout languageView = new FrameLayout () {
                Gravity = Gravity.CenterHorizontal,
                Y = Application.GetRealHeight (20),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Radius = 5,
                BorderColor = SkinStyle.Current.Transparent,
                BorderWidth = 0,
            };
            bodyView.AddChidren (languageView);

            Button btnEmailRegistration = new Button () {
                Width = Application.GetRealWidth (250),
                BackgroundColor = SkinStyle.Current.SubtitleView,
                SelectedBackgroundColor = SkinStyle.Current.SelectedColor,
                TextID = R.MyInternationalizationString.MailboxAccount,
                TextAlignment = TextAlignment.Center,
                IsSelected = true,
                TextColor = SkinStyle.Current.TextColor2,
            };
            languageView.AddChidren (btnEmailRegistration);

            Button btnPhoneRegistration = new Button () {
                X = btnEmailRegistration.Right,
                Width = Application.GetRealWidth (250),
                BackgroundColor = SkinStyle.Current.SubtitleView,
                SelectedBackgroundColor = SkinStyle.Current.SelectedColor,
                TextID = R.MyInternationalizationString.MobileAccount,
                TextAlignment = TextAlignment.Center,
                TextColor = SkinStyle.Current.TextColor2,
            };
            languageView.AddChidren (btnPhoneRegistration);

            FrameLayout FrameLayoutView = new FrameLayout () {
                Y = languageView.Bottom,
                Height = Application.GetRealHeight (1136 - 126 - 105),
            };
            bodyView.AddChidren (FrameLayoutView);

            btnEmailRegistration.MouseUpEventHandler += (sender, e) => {
                btnEmailRegistration.IsSelected = true;
                btnPhoneRegistration.IsSelected = false;

                EmailForgot (FrameLayoutView);
            };
            btnPhoneRegistration.MouseUpEventHandler += (sender, e) => {
                btnEmailRegistration.IsSelected = false;
                btnPhoneRegistration.IsSelected = true;

                PhoneReagistrationView (FrameLayoutView);
            };
            EmailForgot (FrameLayoutView);

            btnPhoneRegistration.RemoveFromParent ();
            btnEmailRegistration.IsSelected = false;
            btnEmailRegistration.BackgroundColor = SkinStyle.Current.Transparent;
            btnEmailRegistration.X = Application.GetRealWidth (125);

        }

        void EmailForgot (FrameLayout FrameLayoutView)
        {
            FrameLayoutView.RemoveAll ();
            var viewX = (Application.GetRealWidth (640) - Application.GetMinRealAverage (500)) / 2;
            EditText Register_Email_Address = new EditText () {
                Width = Application.GetMinRealAverage (500),
                Height = Application.GetMinRealAverage (85),
                X = viewX,
                Y = Application.GetRealHeight (100),
                UnSelectedImagePath = "Register/Register_Email_Address.png",
                PlaceholderTextColor = SkinStyle.Current.PlaceholderTextColor,
                PlaceholderText = Language.StringByID (R.MyInternationalizationString.EmailAddress),
                TextAlignment = TextAlignment.Center,
                Radius = (uint)Application.GetRealHeight (0),
                TextColor = SkinStyle.Current.TextColor1,
            };
            FrameLayoutView.AddChidren (Register_Email_Address);
            Register_Email_Address.EditorEnterAction += (obj) => {
                Register_Email_Address.Foucs = false;
                Application.HideSoftInput ();
            };

            Button Register_Send = new Button () {
                Width = Application.GetRealWidth (247),
                Height = Application.GetRealHeight (89),
                X = Application.GetRealWidth ((640 - 247) / 2),
                Y = Register_Email_Address.Bottom + Application.GetRealHeight (120),
                BackgroundColor = SkinStyle.Current.ButtonColor1,
                SelectedBackgroundColor = SkinStyle.Current.SelectedColor,
                TextID = R.MyInternationalizationString.Send,
                TextColor = SkinStyle.Current.TextColor2,
                TextAlignment = TextAlignment.Center,
                Radius = 5,
                BorderColor = SkinStyle.Current.Transparent,
                BorderWidth = 0,
            };
            FrameLayoutView.AddChidren (Register_Send);
            Register_Send.MouseDownEventHandler += (sender, e) => {
                Register_Send.IsSelected = true;
            };

            Register_Send.MouseUpEventHandler += (sender, e) => {
                MainPage.Loading.Start ("Please wait...");
                string emailAccount = Register_Email_Address.Text.Trim ();
                Register_Send.Enable = false;
                new System.Threading.Thread (() => {
                    System.Threading.Thread.Sleep (10000);
                    Application.RunOnMainThread (() => {
                        try {
                            if (Register_Send != null)
                                Register_Send.Enable = true;
                        } catch { }
                    });
                }) { IsBackground = true}.Start();
                System.Threading.Tasks.Task.Run (() => {
                    try {
                        Register_Send.IsSelected = false;
                    
                        //var reg = new Regex ("^\\s*([A-Za-z0-9_-]+(\\.\\w+)*@(\\w+\\.)+\\w{2,5})\\s*$");
                        //var ss = reg.Match (emailAccount);

                        if (!CommonUtlis.Current.CheckEmail (emailAccount)) {
                            Application.RunOnMainThread (() => {
                                new Alert ("", Language.StringByID (R.MyInternationalizationString.PleaseCheckEmailAddressCorrectly),
                                                         Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                            });
                        } else {
                            var requestObj = new YdForgetPasswordObj () { Account = emailAccount, Company = MainPage.SoftSmsType };
                            var requestJson = Newtonsoft.Json.JsonConvert.SerializeObject (requestObj);
                            var requestRevertObj = MainPage.RequestHttps (API.YdForgetPassword, requestJson);
                            if (requestRevertObj.StateCode.ToUpper() == "SUCCESS") {
                                Application.RunOnMainThread (() => {
                                    this.Close ();
                                    new Alert ("", "A reset link has been sent to you email ID, Please check.", Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                    new AccountLogin (emailAccount, "").Show ();
                                });
                            } else {
                                ShowYdForgetPasswordErrorInfo (requestRevertObj.StateCode);
                            }
                        }
                    } catch {
                        Application.RunOnMainThread (() => {
                            new Alert ("", Language.StringByID (R.MyInternationalizationString.CheckInternet), Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                        });
                    } finally {
                        Application.RunOnMainThread (() => {
                            MainPage.Loading.Hide ();
                        });
                    }
                });
            };
        }


        /// <summary>
        ///* (1)Success 则 [调用此接口操作成功], ResponseData则为null<br/>
        ///* (2)ParameterOrEmpty,则响应字段中 [ErrorInfo] 为错误信息, ResponseData则为null<br/>
        ///* (3)AccountNoExists,则响应字段中 [ErrorInfo] 为错误信息 [帐号不存在!], ResponseData则为null<br/> 
        ///* (4)SendEmailFail,则响应字段中 [ErrorInfo] 为错误信息 [发送邮件失败!], ResponseData则为null<br/> 
        /// </summary>
        /// <param name="stateCodeStr"></param>
        void ShowYdForgetPasswordErrorInfo (string stateCodeStr)
        {
            string mes = "";
            //2020-01-06 待补充
            if (stateCodeStr == "AccountNoExists") {
                mes = ErrorCode.ACCOUNTNOEXISTS;
            } else if (stateCodeStr == "SendEmailFail") {
                mes = ErrorCode.SendEmailFail;
            } else if (stateCodeStr == ErrorCode.NetworkError) {
                mes = ErrorCode.NetworkError;
            } else {
                mes = ErrorCode.OperationFailed + ErrorCode.Reason + stateCodeStr;
            }
            if (!string.IsNullOrEmpty (mes)) {
                Application.RunOnMainThread (() => {
                    new Alert ("", mes, Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                });
            }


        }

        void PhoneReagistrationView (FrameLayout registrationView)
        {
            registrationView.RemoveAll ();
            Button btnPhone = new Button () {
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Y = Application.GetRealHeight (20),
                TextID = R.MyInternationalizationString.PhoneNumber,
                TextAlignment = TextAlignment.CenterLeft,
                TextSize = 12,
                TextColor = SkinStyle.Current.TextColor1,
            };
            registrationView.AddChidren (btnPhone);

            FrameLayout phoneNumView = new FrameLayout () {
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Y = btnPhone.Bottom,
                BorderWidth = 1,
                Radius = 5,
                BorderColor = SkinStyle.Current.BorderColor,
                //Text = "1270166900@qq.com"
            };
            registrationView.AddChidren (phoneNumView);


            EditText etPhoneNumber = new EditText () {
                TextAlignment = TextAlignment.Center,
                TextColor = SkinStyle.Current.TextColor1,
            };
            phoneNumView.AddChidren (etPhoneNumber);

            Button btnNext = new Button () {
                Y = phoneNumView.Bottom + Application.GetRealHeight (20),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Radius = 5,
                BorderColor = SkinStyle.Current.Transparent,
                BorderWidth = 0,
                BackgroundColor = SkinStyle.Current.SubtitleView,
                SelectedBackgroundColor = SkinStyle.Current.MainColor,
                TextID = R.MyInternationalizationString.Next,
                TextAlignment = TextAlignment.Center,
                Enable = false,
                TextColor = SkinStyle.Current.TextColor2,
            };
            registrationView.AddChidren (btnNext);

            btnNext.MouseUpEventHandler += (sender, e) => {
                string phoneNum = etPhoneNumber.Text.Trim ();
                MainPage.Loading.Start ("Please wait...");
                System.Threading.Tasks.Task.Run (() => {
                    try {
                        var requestObj = new SignPhoneObj () { Phone = phoneNum, Company = MainPage.SoftSmsType };
                        var requestJson = Newtonsoft.Json.JsonConvert.SerializeObject (requestObj);
                        var requestRevertObj = MainPage.RequestHttps ("SignPhone", requestJson);
                        if (requestRevertObj.StateCode.ToUpper() == "SUCCESS") {
                            Application.RunOnMainThread (() => {
                                InitSMSView (phoneNum);
                                bodyPageView.PageIndex = bodyPageView.ChildrenCount - 1;
                            });
                        }
                    } catch  {
                        MainPage.FailureToServer ();
                    } finally {
                        Application.RunOnMainThread (() => {
                            MainPage.Loading.Hide ();
                        });
                    }
                });
            };

            etPhoneNumber.TextChangeEventHandler += (sender, e) => {
                if (e.Length > 11) {
                    etPhoneNumber.Text = e.Remove (11);
                    return;
                }
                if (e.Length > 6) {
                    btnNext.IsSelected = btnNext.Enable = true;
                    Regex reg = new Regex ("^\\d+$");
                    var mFalg = reg.Match (etPhoneNumber.Text.Trim ());
                    if (mFalg.Success) {
                        btnNext.IsSelected = btnNext.Enable = true;
                    } else {
                        new Tip () { CloseTime = 3, Text = Language.StringByID (R.MyInternationalizationString.PhoneNumberErorr), Direction = AMPopTipDirection.Down }.Show (etPhoneNumber);
                    }
                } else if (e.Length < 6) {
                    btnNext.IsSelected = btnNext.Enable = false;
                }
            };
        }

        void InitSMSView (string mobileNumber)
        {
            FrameLayout smsChencView = new FrameLayout ();
            bodyPageView.AddChidren (smsChencView);

            Button btnTitle = new Button () {
                Gravity = Gravity.CenterHorizontal,
                Y = Application.GetRealHeight (50),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                TextID = R.MyInternationalizationString.MobileVerificationCode,
                TextColor = SkinStyle.Current.TextColor1,
                TextAlignment = TextAlignment.CenterLeft,
            };
            smsChencView.AddChidren (btnTitle);

            EditText etCode = new EditText () {
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Y = btnTitle.Bottom,
                BorderWidth = 1,
                Radius = 5,
                BorderColor = SkinStyle.Current.BorderColor,
                TextAlignment = TextAlignment.Center
                //Text = "1270166900@qq.com"
            };
            smsChencView.AddChidren (etCode);

            Button btnNext = new Button () {
                Y = etCode.Bottom + Application.GetRealHeight (20),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Radius = 5,
                BorderColor = SkinStyle.Current.Transparent,
                BorderWidth = 0,
                BackgroundColor = SkinStyle.Current.SubtitleView,
                SelectedBackgroundColor = SkinStyle.Current.MainColor,
                TextID = R.MyInternationalizationString.Next,
                TextAlignment = TextAlignment.Center,
                Enable = false,
                TextColor = SkinStyle.Current.TextColor1,
            };
            smsChencView.AddChidren (btnNext);

            etCode.TextChangeEventHandler += (sender, e) => {
                if (e.Length > 6) {
                    etCode.Text = e.Remove (6);
                } else if (e.Length == 6) {
                    btnNext.IsSelected = btnNext.Enable = true;
                } else {
                    btnNext.IsSelected = btnNext.Enable = false;
                }
            };

            btnNext.MouseUpEventHandler += (sender, e) => {
                string vCode = etCode.Text.Trim ();
                MainPage.Loading.Start ("Please wait...");
                System.Threading.Tasks.Task.Run (() => {
                    try {
                        var requestObj = new ValidateSmsCodeObj () { Phone = mobileNumber, Code = vCode };
                        var requestJson = Newtonsoft.Json.JsonConvert.SerializeObject (requestObj);
                        var requestRevertObj = MainPage.RequestHttps ("ValidateSmsCode", requestJson);
                        if (requestRevertObj.StateCode.ToUpper() == "SUCCESS") {
                            Application.RunOnMainThread (() => {
                                InitMobilePasswrod (mobileNumber);
                                bodyPageView.PageIndex = bodyPageView.ChildrenCount - 1;
                            });
                        }
                    } catch {
                        MainPage.FailureToServer ();
                    } finally {
                        Application.RunOnMainThread (() => {
                            MainPage.Loading.Hide ();
                        });
                    }
                });
            };
        }

        void InitMobilePasswrod (string mobileNumber)
        {
            FrameLayout mobileChencView = new FrameLayout ();
            bodyPageView.AddChidren (mobileChencView);

            Button btnPassword = new Button () {
                Gravity = Gravity.CenterHorizontal,
                Y = Application.GetRealHeight (50),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                TextID = R.MyInternationalizationString.Password,
                TextColor = SkinStyle.Current.TextColor1,
                TextAlignment = TextAlignment.CenterLeft,
            };
            mobileChencView.AddChidren (btnPassword);

            EditText etPassword = new EditText () {
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Y = btnPassword.Bottom,
                BorderWidth = 1,
                Radius = 5,
                BorderColor = SkinStyle.Current.BorderColor,
                SecureTextEntry = true,
                TextAlignment = TextAlignment.Center
                //Text = "1270166900@qq.com"
            };
            mobileChencView.AddChidren (etPassword);


            Button btnConfrimPassword = new Button () {
                Gravity = Gravity.CenterHorizontal,
                Y = etPassword.Bottom + Application.GetRealHeight (20),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                TextID = R.MyInternationalizationString.ConfirmPassword,
                TextColor = SkinStyle.Current.TextColor1,
                TextAlignment = TextAlignment.CenterLeft,
            };
            mobileChencView.AddChidren (btnConfrimPassword);

            EditText etConfrimPassword = new EditText () {
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                Gravity = Gravity.CenterHorizontal,
                Y = btnConfrimPassword.Bottom,
                BorderWidth = 1,
                Radius = 5,
                BorderColor = SkinStyle.Current.BorderColor,
                SecureTextEntry = true,
                TextAlignment = TextAlignment.Center
            };
            mobileChencView.AddChidren (etConfrimPassword);

            Button btnConfirem = new Button () {
                Gravity = Gravity.CenterHorizontal,
                Y = etConfrimPassword.Bottom + Application.GetRealHeight (50),
                Width = Application.GetRealWidth (500),
                Height = Application.GetRealHeight (85),
                TextID = R.MyInternationalizationString.Confrim,
                TextColor = SkinStyle.Current.TextColor1,
                TextAlignment = TextAlignment.Center,
                BackgroundColor = SkinStyle.Current.MainColor
            };
            mobileChencView.AddChidren (btnConfirem);

            btnConfirem.MouseUpEventHandler += (sender, e) => {
                if (etPassword.Text.Trim ().Length < 6) {
                    new Alert ("", Language.StringByID (R.MyInternationalizationString.PasswordLenghtTip),
                               Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                    return;
                }
                if (etPassword.Text.Trim () != etConfrimPassword.Text.Trim ()) {
                    new Alert ("", Language.StringByID (R.MyInternationalizationString.RepeatPasswordsDidNotmatch),
                               Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                    return;
                }
                string newpw = etConfrimPassword.Text.Trim ();
                MainPage.Loading.Start ("Lading...");
                string passwordText = etPassword.Text.Trim ();
                System.Threading.Tasks.Task.Run (() => {
                    try {
                        var requestObj = new ForgetPasswordActionObj () { Account = mobileNumber, Password = newpw };
                        var requestJson = Newtonsoft.Json.JsonConvert.SerializeObject (requestObj);
                        var revertObj = MainPage.RequestHttps ("ForgetPasswordAction", requestJson);
                        if (revertObj.StateCode.ToUpper() == "SUCCESS") {
                            Application.RunOnMainThread (() => {
                                new Alert ("", Language.StringByID (R.MyInternationalizationString.ThePerationWasSuccessful),
                                           Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                                Close ();
                                new AccountLogin (mobileNumber, passwordText).Show ();
                            });
                        }
                    } catch {
                        Application.RunOnMainThread (() => {
                            new Alert ("", Language.StringByID (R.MyInternationalizationString.FailureToServer),
                                       Language.StringByID (R.MyInternationalizationString.Close)).Show ();
                        });
                    } finally {
                        Application.RunOnMainThread (() => {
                            MainPage.Loading.Hide ();
                        });
                    }
                });

            };
        }
    }
}