using System;
using System.Collections.Generic;
using System.Text;

namespace Shared.Phone.UserCenter.Safety
{
    /// <summary>
    /// 修改管理员密码的画面
    /// </summary>
    public class EdtiorAdminPasswordForm : UserCenterCommonForm
    {
        #region ■ 变量声明___________________________

        /// <summary>
        /// 信息提示控件
        /// </summary>
        private ViewNormalControl txtMsg = null;

        #endregion

        #region ■ 初始化_____________________________

        /// <summary>
        /// 画面显示(底层会固定调用此方法，借以完成画面创建)
        /// </summary>
        public void ShowForm()
        {
            //设置头部信息
            base.SetTitleText(Language.StringByID(R.MyInternationalizationString.uChangedPassword));

            //初始化中部信息
            this.InitMiddleFrame();
        }

        /// <summary>
        /// 初始化中部信息
        /// </summary>
        private void InitMiddleFrame()
        {
            //请输入管理员密码
            var btnTitle = new TitleViewControl();
            btnTitle.TextColor = UserCenterColor.Current.TextGrayColor;
            btnTitle.Y = Application.GetRealHeight(40);
            btnTitle.TextID = R.MyInternationalizationString.uPleaseInputAdministratorPassword;
            bodyFrameLayout.AddChidren(btnTitle);

            //原密码
            string placeholderText = Language.StringByID(R.MyInternationalizationString.uOldPassword);
            var rowPsw1 = new RowPasswordControl();
            rowPsw1.Y = btnTitle.Bottom;
            bodyFrameLayout.AddChidren(rowPsw1);
            rowPsw1.Init(placeholderText);

            //忘记密码？
            var btnForgotPsw = new ViewNormalControl(800, true);
            btnForgotPsw.TextColor = UserCenterColor.Current.TextBlueColor;
            btnForgotPsw.TextID = R.MyInternationalizationString.ForgotPasswordMsg;
            btnForgotPsw.Y = rowPsw1.Bottom + Application.GetRealHeight(10);
            btnForgotPsw.X = ControlCommonResourse.XXLeft;
            bodyFrameLayout.AddChidren(btnForgotPsw);
            btnForgotPsw.MouseUpEventHandler += (sender, e) =>
            {
                //检验身份然后显示重置画面
                this.CheckUserAuthenticationAndShowForm();
            };

            //新密码
            placeholderText = Language.StringByID(R.MyInternationalizationString.uNewPassword);
            var rowPsw2 = new RowPasswordControl();
            rowPsw2.Y = btnForgotPsw.Bottom;
            bodyFrameLayout.AddChidren(rowPsw2);
            rowPsw2.Init(placeholderText);

            //确认新密码
            placeholderText = Language.StringByID(R.MyInternationalizationString.uConfirmNewPassword);
            var rowPsw3 = new RowPasswordControl();
            rowPsw3.Y = rowPsw2.Bottom;
            bodyFrameLayout.AddChidren(rowPsw3);
            rowPsw3.Init(placeholderText);

            //提示信息
            this.txtMsg = new ViewNormalControl(800, true);
            txtMsg.X = ControlCommonResourse.XXLeft;
            txtMsg.Y = rowPsw3.Bottom + Application.GetRealHeight(5);
            txtMsg.TextColor = UserCenterColor.Current.Red;
            bodyFrameLayout.AddChidren(txtMsg);

            //完成
            var btnfinish = new TopLayoutFinshView();
            topFrameLayout.AddChidren(btnfinish);
            btnfinish.MouseUpEventHandler += (sender, e) =>
            {
                //执行修改管理员密码
                this.ChangedAdminPassword(rowPsw1.Text, rowPsw2.Text, rowPsw3.Text);
            };
        }

        #endregion

        #region ■ 修改密码___________________________

        /// <summary>
        /// 执行修改管理员密码
        /// </summary>
        /// <param name="oldPassword">旧密码</param>
        /// <param name="pswValue1">新密码</param>
        /// <param name="pswValue2">确认密码</param>
        private async void ChangedAdminPassword(string oldPassword, string pswValue1, string pswValue2)
        {
            //检测密码
            string msg = this.CheckPassword(oldPassword, pswValue1, pswValue2);
            if (msg != string.Empty)
            {
                Application.RunOnMainThread(() =>
                {
                    txtMsg.Text = msg;
                });
                return;
            }
            //执行修改
            bool result = await Common.LocalSafeguard.Current.ChangedAdminPassword(oldPassword, pswValue1);
            if (result == false)
            {
                return;
            }

            //管理员密码已更新
            string Refmsg = Language.StringByID(R.MyInternationalizationString.uAdminPasswordRefreshMsg);
            Application.RunOnMainThread(() =>
            {
                var form = new PasswordRefreshMsgForm();
                this.AddFromAndRemoveNowForm(form, Refmsg);
            });
        }

        #endregion

        #region ■ 一般方法___________________________

        /// <summary>
        /// 密码检查，返回错误信息，无错误信息(空字符串)则表示成功
        /// </summary>
        /// <param name="oldPassword"></param>
        /// <param name="pswValue1"></param>
        /// <param name="pswValue2"></param>
        /// <returns></returns>
        private string CheckPassword(string oldPassword, string pswValue1, string pswValue2)
        {
            if (pswValue1 == string.Empty)
            {
                //请输入新密码
                return Language.StringByID(R.MyInternationalizationString.uPleaseInputNewPassword);
            }
            if (pswValue2 == string.Empty)
            {
                //请输入确认密码
                return Language.StringByID(R.MyInternationalizationString.PleaseInputConfirmPsw);
            }
            if (pswValue1.Length < UserCenterResourse.PasswordLength)
            {
                //密码长度不低于{0}位数
                return string.Format(Language.StringByID(R.MyInternationalizationString.PswLengthMsg), UserCenterResourse.PasswordLength);
            }
            if (pswValue1 != pswValue2)
            {
                //两次输入的密码不一致
                return Language.StringByID(R.MyInternationalizationString.SecondPswNotEqual);
            }
            return string.Empty;
        }

        #endregion

        #region ■ 身份验证___________________________

        /// <summary>
        /// 身份验证
        /// </summary>
        private void CheckUserAuthenticationAndShowForm()
        {
            //尝试验证的次数
            int count = 3;
            var dialog = new DialogInputFrameControl(this, DialogFrameMode.OnlyPassword);
            dialog.SetTipText(Language.StringByID(R.MyInternationalizationString.uPleaseInputAccountPswToCheckAdmin));
            dialog.SetTitleText(Language.StringByID(R.MyInternationalizationString.uUserAuthentication));
            dialog.SetOkButtonText(Language.StringByID(R.MyInternationalizationString.uVerification));
            dialog.ComfirmClickEvent += () =>
            {
                if (dialog.InputText == string.Empty)
                {
                    //请输入账号的登录密码
                    this.ShowErrorMsg(Language.StringByID(R.MyInternationalizationString.uPleaseInputAccountPswToCheckAdmin));
                    return;
                }
                if (dialog.InputText == Common.Config.Instance.Password)
                {
                    dialog.CloseDialog();
                    var from = new ResetAdminPasswordForm();
                    this.AddFromAndRemoveNowForm(from);
                    return;
                }

                count--;
                if (count > 0)
                {
                    //管理员身份验证失败
                    string msg = Language.StringByID(R.MyInternationalizationString.uCheckAdministratorFail);
                    this.ShowErrorMsg(msg);
                }
                else
                {
                    dialog.CloseDialog();
                    //管理员身份验证失败,请重新登录
                    string msg2 = Language.StringByID(R.MyInternationalizationString.uCheckAdministratorFailAndReload);
                    this.ShowTip(msg2);
                    UserCenterLogic.ReLoginAgain(Common.Config.Instance.Account);
                }
            };
        }

        #endregion
    }
}