using System;
using System.Collections.Generic;
using System.Linq;
using sharpknife.Controls;
using System.Windows.Navigation;
using System.Threading;
using System.Drawing;
using System.Net;
#if WIN32
using MSHTML;
#else
using mshtml;
#endif
using System.Runtime.InteropServices;
using sharpknife.Utils;
using sharpknife.Strategies;

namespace sharpknife.Commands
{
    public class AdCommand : TimedCommand
    {
        private WebBrowserControl browser;

        private bool navigated = false;
        private bool inputRequired = false;

        private PTCSource source;
        public PTCSource Source
        {
            get
            {
                return source;
            }
            set
            {
                source = value;
                SourceName = source.Name;
                OnPropertyChanged("SourceName");
            }
        }

        public string SourceName { get; set; }

        private Strategy strategy;

        public enum BonusValue
        {
            Cents,
            Points,
            Share,
            GameTokens
        }

        private BonusValue bonus;
        public BonusValue Bonus
        {
            get
            {
                return bonus;
            }
            set
            {
                bonus = value;
                OnPropertyChanged("Bonus");
            }
        }

        private decimal value;
        public decimal Value
        {
            get
            {
                return value;
            }
            set
            {
                this.value = value;
                OnPropertyChanged("Value");
            }
        }

        private string link;
        public string Link
        {
            get { return link; }
            set
            {
                link = value;
                OnPropertyChanged("Link");
            }
        }

        public bool RequiresCaptcha { get; set; }

        public bool Validated { get; set; }

        public AdCommand()
            : base(30)
        {
        }

        public AdCommand(string link, int duration, BonusValue bonus, decimal value, string name)
            : base(duration)
        {
            this.Group = "Browser";
            this.Link = link;
            this.Timeout = 45;
            this.Bonus = bonus;
            this.value = value;
            this.RequiresCaptcha = true;
            this.Validated = false;

            browser = WebBrowserControl.GetWebBrowserControl();

            Source = PTCSource.GetSource(name);
            strategy = Strategy.GetStrategy(name);
        }

        public override void Execute()
        {
            if (!string.IsNullOrWhiteSpace(source.AllowedHost) && source.AllowedHost != "*" && !StringUtils.Contains(Environment.MachineName, source.AllowedHost))
            {
                Cancel();
                return;
            }

            base.Execute();

            navigated = false;
            browser.LoadCompleted += AdCommand_LoadCompleted;

            Debug = "Navigate";
            browser.Navigate(Link);

            Debug = "Navigating";
            while (inputRequired || (!TimedOut && !navigated && !Validated))
            {
                Thread.Sleep(1000);

                //CheckValidation();

                #region Clicksia

                if (StringUtils.Contains(Source.Name, "Clicksia"))
                {
                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        if (!string.IsNullOrEmpty(browser.Html) && StringUtils.Contains(browser.Html, "Click the upside down picture"))
                        {
                            browser.LoadCompleted -= AdCommand_LoadCompleted;
                            navigated = true;
                        }
                    }));
                }

                #endregion

                #region ClixSense

                //if (StringUtils.Contains(Source.Name, "ClixSense"))
                //{
                //    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                //    {
                //        if (!string.IsNullOrEmpty(browser.Html) && StringUtils.Contains(browser.Html, "Click on the Cat"))
                //        {
                //            browser.LoadCompleted -= AdCommand_LoadCompleted;
                //            navigated = true;
                //        }
                //    }));
                //}

                #endregion

                #region GetPaidMail

                if (StringUtils.Contains(Source.Name, "GetPaidMail"))
                {
                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        if (!string.IsNullOrEmpty(browser.Html))
                        {
                            IHTMLWindow2[] windows = HtmlUtils.GetFrames(browser.Document);
                            foreach (IHTMLWindow2 window in windows)
                            {
                                try
                                {
                                    if (navigated)
                                    {
                                        break;
                                    }

                                    if (window.document == null || window.document.body == null)
                                    {
                                        continue;
                                    }

                                    string html = window.document.body.innerHTML;

                                    if (StringUtils.Contains(html, "Thank you for supporting our sponsors!"))
                                    {
                                        Debug = "Wating";
                                    }
                                    else if (StringUtils.Contains(window.document.body.innerHTML, "Your account has been credited"))
                                    {
                                        Debug = "Your account has been credited";
                                        browser.LoadCompleted -= AdCommand_LoadCompleted;
                                        Complete();
                                        navigated = true;
                                    }
                                    else if (StringUtils.Contains(browser.Html, "You must let ad timers expire before clicking on another ad!"))
                                    {
                                        browser.LoadCompleted -= AdCommand_LoadCompleted;
                                        Failed("You must let ad timers expire before clicking on another ad!");
                                        navigated = true;
                                    }
                                }
                                catch (UnauthorizedAccessException) { }
                            }
                        }
                    }));
                }

                #endregion

                #region Incentria

                if (StringUtils.Contains(Source.Name, "Incentria"))
                {
                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        if (!string.IsNullOrEmpty(browser.Html) && StringUtils.Contains(browser.Html, "Click the upside down picture"))
                        {
                            browser.LoadCompleted -= AdCommand_LoadCompleted;
                            navigated = true;
                        }
                    }));
                }

                #endregion
            }

            if (IsCompleted)
            {
                return;
            }

            int waiting = 0;

            if (TimedOut)
            {
                browser.LoadCompleted -= AdCommand_LoadCompleted;
                Status = StatusCode.Expired;
            }
            else
            {
                #region Clicksia

                if (Source.Name == "Clicksia")
                {
                    waiting = 0;
                    bool proceed = false;
                    while (waiting < Timeout && !proceed)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = "Sleeping";

                        browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                        {
                            if (!proceed && !string.IsNullOrEmpty(browser.Html) && StringUtils.Contains(browser.Html, "Click the upside down picture"))
                            {
                                proceed = true;
                            }
                        }));
                    }

                    if (!TimedOut)
                    {
                        Debug = "Solving captcha";

                        browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                        {
                            Status = StatusCode.Paused;
                            if (strategy.SolveCaptcha(browser, Source))
                            {
                                browser.LoadCompleted -= AdCommand_LoadCompleted;
                                Debug = "Captcha solved";
                                Status = StatusCode.Executing;
                            }
                            else
                            {
                                Debug = "Input required";
                                inputRequired = true;
                            }
                        }));

                        Thread.Sleep(1000);
                        while (Status == StatusCode.Paused)
                        {
                            Debug = "Waiting for redirection";
                            Thread.Sleep(1000);
                        }
                        Thread.Sleep(5000);

                        Status = StatusCode.Completed;
                    }
                    else
                    {
                        Expire();
                    }

                    return;
                }

                #endregion

                #region ClixSense

                if (StringUtils.Contains(Source.Name, "ClixSense"))
                {
                    if (Duration < 5) Duration = 5;

                    if (RequiresCaptcha)
                    {
                        Debug = "Solving captcha";

                        Status = StatusCode.Paused;

                        //browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                        //{
                        //    //This Ad is no longer active
                        //    if (StringUtils.Contains(browser.Html, "This Ad is no longer active"))
                        //    {
                        //        Status = StatusCode.Failed;
                        //        return;
                        //    }
                        //    else if (strategy.SolveCaptcha(browser, Source))
                        //    {
                        //        browser.LoadCompleted -= AdCommand_LoadCompleted;
                        //        Status = StatusCode.Executing;
                        //        browser.SetFocus();
                        //    }
                        //    else
                        //    {
                        //        Debug = "Input required";
                        //        inputRequired = true;
                        //    }
                        //}));
                    }

                    while (Status == StatusCode.Paused)
                    {
                        Sleep(1);

                        //CheckValidation();
                    }

                    if (Validated)
                    {
                        Complete();
                        return;
                    }

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region DonkeyMails

                //else if (Source.Name == "DonkeyMails")
                //{
                //    Debug = "Solving captcha";

                //    Status = StatusCode.Paused;
                //    browser.LoadCompleted -= AdCommand_LoadCompleted;

                //    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                //    {
                //        if (strategy.SolveCaptcha(browser, Source))
                //        {
                //            Status = StatusCode.Executing;
                //        }
                //        else
                //        {
                //            Debug = "Input required";
                //        }
                //    }));

                //    Sleep(1);
                //    while (Status == StatusCode.Paused)
                //    {
                //        Sleep(1);

                //        CheckValidation();
                //    }

                //    if (Validated)
                //    {
                //        return;
                //    }

                //    Sleep(Duration);

                //    Complete();

                //    return;
                //}

                else if (StringUtils.Contains(Source.Name, "DonkeyMails"))
                {
                    Debug = "Solving captcha";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        browser.LoadCompleted -= AdCommand_LoadCompleted;

                        if (string.IsNullOrEmpty(browser.Html) || StringUtils.Contains(browser.Html, "CashCrusader Version:"))
                        {
                            Failed("Expired session");
                            return;
                        }

                        strategy.SolveCaptcha(browser, Source);
                        Status = StatusCode.Executing;
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }

                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                #region EuroPinata

                else if (Source.Name == "EuroPinata")
                {
                    //if (Duration < 5) Duration = 5;

                    //Sleep(Duration);

                    //Debug = "Solving captcha";

                    //Status = StatusCode.Paused;

                    ////browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    ////{
                    ////    //This Ad is no longer active
                    ////    if (StringUtils.Contains(browser.Html, "This Ad is no longer active"))
                    ////    {
                    ////        Status = StatusCode.Failed;
                    ////        return;
                    ////    }
                    ////    else if (strategy.SolveCaptcha(browser, Source))
                    ////    {
                    ////        browser.LoadCompleted -= AdCommand_LoadCompleted;
                    ////        Status = StatusCode.Executing;
                    ////        browser.SetFocus();
                    ////    }
                    ////    else
                    ////    {
                    ////        Debug = "Input required";
                    ////        inputRequired = true;
                    ////    }
                    ////}));

                    //Complete();

                    //return;

                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Debug = "Solving captcha";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        if (strategy.SolveCaptcha(browser, Source))
                        {
                            browser.LoadCompleted -= AdCommand_LoadCompleted;
                            Status = StatusCode.Executing;
                        }
                        else
                        {
                            Debug = "Input required";
                            inputRequired = true;
                        }
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }
                    Thread.Sleep(5000);

                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                #region GetPaidMail

                else if (Source.Name == "GetPaidMail")
                {
                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Complete();

                    return;
                }

                #endregion

                #region Incentria

                else if (Source.Name == "Incentria")
                {
                    waiting = 0;
                    bool proceed = false;
                    while (waiting < Timeout && !proceed)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = "Sleeping";

                        browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                        {
                            if (!proceed && !string.IsNullOrEmpty(browser.Html) && StringUtils.Contains(browser.Html, "Click the upside down picture"))
                            {
                                proceed = true;
                            }
                        }));
                    }

                    if (!TimedOut)
                    {
                        Debug = "Solving captcha";

                        browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                        {
                            Status = StatusCode.Paused;
                            if (strategy.SolveCaptcha(browser, Source))
                            {
                                browser.LoadCompleted -= AdCommand_LoadCompleted;
                                Debug = "Captcha solved";
                                Status = StatusCode.Executing;                                
                            }
                            else
                            {
                                Debug = "Input required";
                                inputRequired = true;
                            }
                        }));

                        Thread.Sleep(1000);
                        while (Status == StatusCode.Paused)
                        {
                            Debug = "Waiting for redirection";
                            Thread.Sleep(1000);
                        }
                        Thread.Sleep(5000);

                        Status = StatusCode.Completed;
                    }
                    else
                    {
                        Expire();
                    }

                    return;
                }

                #endregion

                #region JillsClickCorner

                else if (Source.Name == "JillsClickCorner")
                {
                    browser.LoadCompleted -= AdCommand_LoadCompleted;

                    Debug = "Solving captcha";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        strategy.SolveCaptcha(browser, Source);
                        Status = StatusCode.Executing;
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }

                    Debug = "Parsing duration";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        string html = string.Empty;

                        FramesCollection frames = browser.Document.frames;

                        try
                        {
                            for (int i = 0; i < frames.length; i++)
                            {
                                object refIndex = i;
                                IHTMLWindow2 frame = (IHTMLWindow2)frames.item(ref refIndex);
                                if (frame.name == "timer")
                                {
                                    if (frame.document != null && frame.document.body != null)
                                    {
                                        html = frame.document.body.innerHTML;
                                    }
                                    break;
                                }
                            }
                        }
                        catch (UnauthorizedAccessException uae)
                        {
                            LogItem item = new LogItem(uae.Message);
                            item.Save();
                            Failed("Unauthorized Access Exception");
                            return;
                        }

                        //Please visit the site for 25 seconds and then you will be credited

                        if (StringUtils.Contains(html, "Please visit the site for"))
                        {
                            string[] tokens = StringUtils.GetTokens(html, "{}Please visit the site for {} seconds and then you will be credited{}");
                            string timer = tokens[1];

                            Duration = int.Parse(timer) + 5;
                        }
                        else if (StringUtils.Contains(html, "You have been credited"))
                        {
                            Duration = 0;
                        }

                        Status = StatusCode.Executing;
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }

                    if (Duration < 5) Duration = 5;

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region MyFreeShares

                else if (Source.Name == "MyFreeShares")
                {
                    browser.LoadCompleted -= AdCommand_LoadCompleted;

                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                #region NeoBux

                else if (Source.Name == "NeoBux")
                {
                    if (Duration < 5) Duration = 5;

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region NoMininum

                else if (StringUtils.Contains(Source.Name, "No-Minimum"))
                {
                    Debug = "Solving captcha";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        browser.LoadCompleted -= AdCommand_LoadCompleted;
                        strategy.SolveCaptcha(browser, Source);
                        Status = StatusCode.Executing;
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }

                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                #region ProBux

                else if (Source.Name == "ProBux")
                {
                    if (Duration < 5) Duration = 5;

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region SamBux

                else if (Source.Name == "SamBux")
                {
                    if (Duration < 5) Duration = 5;

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region VoBux

                else if (Source.Name == "VoBux")
                {
                    if (Duration < 5) Duration = 5;

                    Sleep(Duration);

                    Complete();

                    return;
                }

                #endregion

                #region WordLinx

                else if (StringUtils.Contains(Source.Name, "WordLinx"))
                {
                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    Debug = "Removing frame";

                    browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                    {
                        Status = StatusCode.Paused;
                        browser.LoadCompleted -= AdCommand_LoadCompleted;

                        IHTMLElementCollection elements = HtmlUtils.GetElementCollection(browser.Document, "a");
                        foreach (IHTMLElement element in elements)
                        {
                            IHTMLAnchorElement anchor = (IHTMLAnchorElement)element;

                            if (StringUtils.Contains(element.innerText, "Remove Frame"))
                            {
                                element.click();
                                break;
                            }
                        }

                        Status = StatusCode.Executing;
                    }));

                    Thread.Sleep(1000);
                    while (Status == StatusCode.Paused)
                    {
                        Thread.Sleep(1000);
                    }
                    Thread.Sleep(5000);

                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                #region YouRoMail

                else if (Source.Name == "YouRoMail")
                {
                    if (Duration < 5) Duration = 5;

                    waiting = 0;
                    while (waiting < Duration)
                    {
                        Thread.Sleep(1000);
                        waiting++;

                        Debug = string.Format("Sleeping {0}s", Duration - waiting);
                    }

                    browser.LoadCompleted -= AdCommand_LoadCompleted;
                    Status = StatusCode.Completed;

                    return;
                }

                #endregion

                throw new Exception(string.Format("Undefined strategy: {0}", source.Name));
            }

        }

        public override void Expire()
        {
            base.Expire();

            browser.LoadCompleted -= AdCommand_LoadCompleted;

            browser.Stop();
        }

        public override void Cancel()
        {
            base.Cancel();

            browser.LoadCompleted -= AdCommand_LoadCompleted;

            browser.Stop();
        }

        public override void Complete()
        {
            base.Complete();

            browser.LoadCompleted -= AdCommand_LoadCompleted;

            browser.Stop();
        }

        void AdCommand_LoadCompleted(object sender, NavigationEventArgs e)
        {
            string uri = StringUtils.CleanUri(e.Uri.AbsoluteUri);
            string baseUrl = StringUtils.CleanUri(Source.BaseUrl);
            string loginUrl = StringUtils.CleanUri(Source.LogInUrl);
            string balanceUrl = StringUtils.CleanUri(Source.BalanceUrl);


            if (Status != StatusCode.Executing && Status != StatusCode.Waiting)
            {
                return;
            }

            browser.SetFocus();

            #region Clicksia

            if (StringUtils.Contains(Source.Name, "Clicksia"))
            {
                if (!inputRequired)
                {
                    string head = ((IHTMLElement)HtmlUtils.GetHead(browser.Document)).innerHTML;

                    //init_s( 10 )
                    if (StringUtils.Contains(head, "init_s( "))
                    {
                        string timer = StringUtils.GetTokens(head, "{}init_s( {} ){}")[1];

                        Duration = int.Parse(timer) + 5;
                    }

                    navigated = true;
                }
                else
                {
                    browser.LoadCompleted -= AdCommand_LoadCompleted;
                    Status = StatusCode.Executing;
                }

                return;
            }

            #endregion

            #region ClixSense

            else if (StringUtils.Contains(Source.Name, "ClixSense"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region DonkeyMails

            else if (StringUtils.Contains(Source.Name, "DonkeyMails"))
            {
                //if (strategy.CheckLogin(browser, source) && !StringUtils.Contains(uri, loginUrl))
                //{
                //    browser.Navigate(source.LogInUrl);
                //    return;
                //}
                //else if (StringUtils.Contains(uri, "www.donkeymails.com/pages/enter.php"))
                //{
                //    browser.Navigate(link);
                //    return;
                //}
                ////else if (strategy.CheckLogin(browser, source) && StringUtils.Contains(uri, loginUrl))
                ////{
                ////    strategy.Login(browser, source);
                ////    return;
                ////}
                ////else if (StringUtils.Contains(uri, loginUrl))
                ////{
                ////    browser.Navigate(link);
                ////    return;
                ////}
                ////else
                //else
                {
                    navigated = true;

                    return;
                }
            }

            #endregion

            #region EuroPinata

            else if (StringUtils.Contains(Source.Name, "EuroPinata"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region GetPaidMail

            else if (StringUtils.Contains(Source.Name, "GetPaidMail"))
            {
                //navigated = true;

                return;
            }

            #endregion

            #region Incentria

            else if (StringUtils.Contains(Source.Name, "Incentria"))
            {
                if (!inputRequired)
                {
                    string head = ((IHTMLElement)HtmlUtils.GetHead(browser.Document)).innerHTML;

                    //init_s( 10 )
                    if (StringUtils.Contains(head, "init_s( "))
                    {
                        string timer = StringUtils.GetTokens(head, "{}init_s( {} ){}")[1];

                        Duration = int.Parse(timer) + 5;
                    }

                    navigated = true;
                }
                else
                {
                    browser.LoadCompleted -= AdCommand_LoadCompleted;
                    Status = StatusCode.Executing;
                }

                return;
            }

            #endregion

            #region JillsClickCorner

            else if (StringUtils.Contains(Source.Name, "JillsClickCorner"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region MyFreeShares

            else if (StringUtils.Contains(Source.Name, "MyFreeShares"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region NeoBux

            else if (StringUtils.Contains(Source.Name, "NeoBux"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region NoMinimum

            else if (StringUtils.Contains(Source.Name, "No-Minimum"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region ProBux

            else if (StringUtils.Contains(Source.Name, "ProBux"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region SamBux

            else if (StringUtils.Contains(Source.Name, "SamBux"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region VoBux

            else if (StringUtils.Contains(Source.Name, "VoBux"))
            {
                navigated = true;

                return;
            }

            #endregion

            #region WordLinx

            else if (StringUtils.Contains(Source.Name, "WordLinx"))
            {
                if (StringUtils.Contains(uri, loginUrl))
                {
                    strategy.Login(browser, source);
                    return;
                }
                else
                {
                    string head = ((IHTMLElement)HtmlUtils.GetHead(browser.Document)).innerHTML;

                    //var counter = new Number();
                    //var counter = 5;

                    if (StringUtils.Contains(head, "var counter = "))
                    {
                        string[] tokens = StringUtils.GetTokens(head, "{}\r\nvar counter = new Number();\r\nvar counter = {};{}");
                        string timer = tokens[1];

                        Duration = int.Parse(timer) + 5;
                    }

                    navigated = true;

                    return;
                }
            }

            #endregion

            #region YouRoMail

            else if (StringUtils.Contains(Source.Name, "YouRoMail"))
            {
                navigated = true;

                return;
            }

            #endregion

            browser.LoadCompleted -= AdCommand_LoadCompleted;
            throw new Exception(string.Format("Undefined strategy: {0}", source.Name));
        }

        private void CheckValidation()
        {
            #region ClixSense

            if (Source.Name == "ClixSense")
            {
                browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                {
                    if (StringUtils.Contains(browser.Html, "Your click has been validated"))
                    {
                        Debug = "Validated";
                        Complete();
                        Validated = true;
                    }
                }));
            }

            #endregion

            #region DonkeyMails

            if (Source.Name == "DonkeyMails")
            {
                browser.Dispatcher.BeginInvoke(new ThreadStart(() =>
                {
                    if (StringUtils.Contains(browser.Html, "Your account has been credited"))
                    {
                        Debug = "Validated";
                        Complete();
                        Validated = true;
                    }
                }));
            }

            #endregion
        }
    }
}