private static void UpdateCampaign()
        {
            // Arrange
            MailChimpManager mc = new MailChimpManager("e20533551f21cbc6b07c76e570dc33c4-us11");
            CampaignFilter filter = new CampaignFilter();
            filter.Title = "test123";
            var cam = mc.GetCampaigns(filter);

            CampaignCreateContent content = new CampaignCreateContent();
            string HTML = @"
            <meta charset='utf-8'>
            <title></title>

            <table width='600' border='0' align='center' cellpadding='0' cellspacing='0' style='background-color: #f0eeee; padding: 20px;'>
            <tbody><tr>
            <td>
                <table width='600' border='0' align='center' cellpadding='0' cellspacing='0'>
                    <tbody><tr>
                        <td style='background-color: #ffa900; padding: 10px 30px;'>
                            <img src='http://localhost:9780/UploadFile/media/e4ed06c6-5445-412e-8f6a-a434e61bee1b-logo.png'></td>
                    </tr>
                    <tr>
                        <td>
                            <img src='http://localhost:9780/UploadFile/media/4b5335ba-bf57-41e9-8092-a1c1d774d837-email-banner-old.jpg'></td>
                    </tr>
                    <tr>
                        <td style='padding: 20px 30px; text-align: left; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: 16px; background-color: #fff;'>

                           <!-- <p>
                                <strong>Event Details</strong><br />
                                <br />
                                Sun-Sat, November 2-8, 10:30 AM - 3:30 P.M. Brighton Gardens of Washington Township 6800 Paragon Road, Dayton, IL 45459
                            </p>
                            <p>Have questions about the event? Please contact us at <strong>888-5555-7777.</strong> We look forward to seeing you there!</p>
                            <br />
                            <p>The desme Team</p>-->
                            <div ng-bind-html='model.Description' class='ng-binding'><p><strong>Dear *|FNAME|*,</strong></p>

            <p>Thank you for registering for the Taste of Chicago event at the Brighton Gardens of Washington Township!</p>

            <p><strong>Event Details</strong><br>
            <br>
            Sun-Sat, November 2-8, 10:30 AM - 3:30 P.M. Brighton Gardens of Washington Township 6800 Paragon Road, Dayton, IL 45459</p>

            <p>Have questions about the event? Please contact us at <strong>888-5555-7777.</strong> We look forward to seeing you there!&nbsp;</p>

            <p><a href='*|OFFERPURL|*/*|ACCESSCODE|*' target='_blank'>Click here for subscribe to delwar</a></p>

            <p>The desme Team</p>

            <p>&nbsp;</p>
            </div>
                        </td>
                    </tr>

                </tbody></table>
            </td>
            </tr>
            </tbody></table>";

            var result = mc.UpdateCampaign(cam.Data[0].Id, "content", new { html = HTML });
        }
        private static void GetCampaignId()
        {
            MailChimpManager mc = new MailChimpManager("e20533551f21cbc6b07c76e570dc33c4-us11");
            CampaignFilter filter = new CampaignFilter();
            filter.Title = "Testing uing anchor tag";

            var cam = mc.GetCampaigns(filter);
        }
        private static void SendCampaign()
        {
            MailChimpManager mc = new MailChimpManager("e20533551f21cbc6b07c76e570dc33c4-us11");
            CampaignFilter filter = new CampaignFilter();
            filter.Title = "Email template testing...";

            var cam = mc.GetCampaigns(filter);

            var result = mc.SendCampaign(cam.Data[0].Id);
        }
        /// <summary>
        /// Bind phone type field
        /// </summary>
        public void BindFields()
        {

            List<MailChimpList> mailChimpField = new List<MailChimpList>();
            List<MailChimpList> mailChimpPhoneField = new List<MailChimpList>();
            mailChimpPhoneField.Add(new MailChimpList("0", "Select recipient field"));
            string listId = string.Empty;
            string campaignId = cmbCampaign.SelectedValue.ToString();
            CampaignFilter options = new CampaignFilter();
            options.CampaignId = campaignId;
            CampaignListResult lists = Manager.GetCampaigns(options);

            foreach (var data in lists.Data)
            {
                listId = data.ListId;
                break;
            }
            //--member of list
            List<EmailParameter> emails = new List<EmailParameter>();
            IEnumerable<string> listEnum = new string[] { listId.ToString() };
            MergeVarResult results = Manager.GetMergeVars(listEnum);
            foreach (var list in results.Data)
            {
                foreach (var mergeVars in list.MergeVars)
                {
                    mailChimpField.Add(new MailChimpList(mergeVars.Id.ToString(), mergeVars.Tag));
                    // Get only Phone type field value
                    if (mergeVars.FieldType == "phone")
                    {
                        mailChimpPhoneField.Add(new MailChimpList(mergeVars.Id.ToString(), mergeVars.Tag));
                    }
                }
            }

            if (mailChimpField != null && mailChimpField.Count > 0)
            {

                lstboxFields.Items.Clear();
                lstboxFields.Items.AddRange(mailChimpField.ToArray());
                lstboxFields.DisplayMember = "Name";

                cmbFieldPhone.DisplayMember = "Name";
                cmbFieldPhone.ValueMember = "Id";
                cmbFieldPhone.DataSource = mailChimpPhoneField;
            }
        }
        /// <summary>
        /// After confirmation send campaign
        /// </summary>
        public void SendCampaign()
        {
            if (ValidateFields())
            {
                var confirmResult = MessageBox.Show("Do you want to send Campaign ?",
                                                "Send Campaign",
                                                MessageBoxButtons.YesNo);
                if (confirmResult == DialogResult.Yes)
                {
                    string listId = string.Empty;
                    string campaignId = cmbCampaign.SelectedValue.ToString();
                    CampaignFilter options = new CampaignFilter();
                    options.CampaignId = campaignId;
                    // Loading panel
                    Cursor.Current = Cursors.WaitCursor;
                    try
                    {
                        //Send Campaign
                        CampaignActionResult result = Manager.SendCampaign(campaignId);
                        if (result.Complete)
                        {
                            if (chkEnableSMS.Checked)
                            {
                                bool flag = true;
                                int count = 0;
                                while (flag)
                                {
                                    List<EmailParameter> emails = new List<EmailParameter>();
                                    SentToLimits opt = new SentToLimits();
                                    opt.Status = "sent";
                                    opt.Start = count;
                                    opt.Limit = 100;

                                    bool isCampaignSend = false;
                                    while (!isCampaignSend)
                                    {
                                        CampaignFilter filter = new CampaignFilter();
                                        filter.CampaignId = campaignId;
                                        //Get Sent Campaign
                                        CampaignListResult lists = Manager.GetCampaigns(filter);
                                        foreach (var l in lists.Data)
                                        {
                                            if (l.Status.Trim() == "sent")
                                            {
                                                isCampaignSend = true;
                                                SentToMembers results = Manager.GetReportSentTo(campaignId, opt);
                                                if (results.Data.Count == 0)
                                                {
                                                    flag = false;
                                                    break;
                                                }
                                                foreach (var i in results.Data)
                                                {
                                                    string message = txtMessage.Text.Trim();
                                                    string phone = string.Empty;
                                                    foreach (var j in i.Member.MemberMergeInfo)
                                                    {
                                                        if (message.IndexOf(j.Key.Trim()) != -1)
                                                        {

                                                            message = message.Replace("*|" + j.Key.Trim() + "|*", j.Value != null ? j.Value.ToString() : "");
                                                        }
                                                        if (cmbFieldPhone.SelectedIndex > 0 && cmbFieldPhone.SelectedItem != null)
                                                        {
                                                            if (cmbFieldPhone.Text.Trim() == j.Key.ToString())
                                                            {
                                                                if (j.Value != null && !string.IsNullOrEmpty(j.Value.ToString()))
                                                                {
                                                                    phone = j.Value.ToString();
                                                                }
                                                            }
                                                        }
                                                    }
                                                    if (message.IndexOf("EMAIL") != -1)
                                                    {
                                                        message = message.Replace("*|EMAIL|*", i.Member.Email.ToString());
                                                    }
                                                    if (!string.IsNullOrEmpty(phone))
                                                    {
                                                        //Send SMS
                                                        string smsResult = SmsSender.SendSMS(phone.Trim(), NexmoFromNumber, NexmoAPI, NexmoSecretKey, HttpUtility.UrlEncode(message));
                                                    }
                                                }
                                                break;
                                            }
                                        }
                                    }

                                    count++;
                                }
                            }
                        }
                        MessageBox.Show("Campaign sent successfully");
                        this.Close();
                    }
                    catch (Exception ex)
                    {
                        MessageBox.Show(ex.Message);
                    }
                    finally
                    {
                        Cursor.Current = Cursors.Default;
                    }
                }
            }
        }
 /// <summary>
 /// Filled value in title, subject,fromname, fromemail on campaign selection
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void cmbCampaign_SelectedIndexChanged(object sender, EventArgs e)
 {
     if (cmbCampaign.SelectedIndex > 0 && cmbCampaign.SelectedItem != null)
     {
         string campaignId = cmbCampaign.SelectedValue.ToString();
         CampaignFilter options = new CampaignFilter();
         options.CampaignId = campaignId;
         CampaignListResult lists = Manager.GetCampaigns(options);
         foreach (var data in lists.Data)
         {
             txtCampaignTitle.Text = data.Title != null ? data.Title.Trim() : "";
             txtCampaignSubject.Text = data.Subject != null ? data.Subject.Trim() : "";
             txtCampaignFromName.Text = data.FromName != null ? data.FromName.Trim() : "";
             txtCampaignFromEmail.Text = data.FromEmail != null ? data.FromEmail.Trim() : "";
         }
     }
     if (cmbCampaign.SelectedIndex == 0)
     {
         txtCampaignTitle.Text = "";
         txtCampaignSubject.Text = "";
         txtCampaignFromName.Text = "";
         txtCampaignFromEmail.Text = "";
     }
 }
        /// <summary>
        /// Bind Campaign in dropdown
        /// </summary>
        public void LoadCampaign()
        {

            try
            {
                List<MailChimpList> mailChimpList = new List<MailChimpList>();
                mailChimpList.Add(new MailChimpList("0", "Select Campaign"));
                bool flag = true;
                int count = 0;

                while (flag)
                {

                    CampaignFilter filter = new CampaignFilter();
                    filter.Status = "save";
                    CampaignListResult lists = Manager.GetCampaigns(filter, count, 100);
                    if (lists.Data.Count == 0)
                    {
                        flag = false;
                        break;
                    }
                    foreach (var list in lists.Data)
                    {
                        mailChimpList.Add(new MailChimpList(list.Id.ToString(), list.Title));
                    }
                    count++;
                }
                if (mailChimpList != null && mailChimpList.Count > 0)
                {
                    cmbCampaign.DisplayMember = "Name";
                    cmbCampaign.ValueMember = "Id";
                    cmbCampaign.DataSource = mailChimpList;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }

        }
        /// <summary>
        /// Validate nexmo fields 
        /// </summary>
        /// <returns></returns>
        public bool ValidateFields()
        {
            if (cmbCampaign.SelectedIndex <= 0 || cmbCampaign.SelectedItem == null)
            {
                MessageBox.Show("Please select Campaign.", "Campaign", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                cmbCampaign.Focus();
                return false;
            }

            if (chkEnableSMS.Checked && pnlNexmoMessage.Visible)
            {
                if (cmbFieldPhone.SelectedIndex <= 0 || cmbFieldPhone.SelectedItem == null)
                {
                    MessageBox.Show("Please select recipient field.", "Recipient field", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                    cmbFieldPhone.Focus();
                    return false;
                }
                if (string.IsNullOrEmpty(txtMessage.Text.Trim()))
                {
                    MessageBox.Show("Please enter Message.", "Message", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                    txtMessage.Focus();
                    return false;
                }
            }
            else
            {
                if (cmbCampaign.SelectedIndex > 0)
                {
                    bool isFoundPhoneField = false;
                    string listId = string.Empty;
                    string campaignId = cmbCampaign.SelectedValue.ToString();
                    CampaignFilter options = new CampaignFilter();
                    options.CampaignId = campaignId;
                    CampaignListResult campaign = Manager.GetCampaigns(options);
                    foreach (var data in campaign.Data)
                    {
                        listId = data.ListId;
                        break;
                    }
                    IEnumerable<string> listEnum = new string[] { listId.ToString() };
                    MergeVarResult results = Manager.GetMergeVars(listEnum);
                    foreach (var list in results.Data)
                    {
                        foreach (var mergeVars in list.MergeVars)
                        {
                            if (mergeVars.FieldType == "phone")
                            {
                                isFoundPhoneField = true;
                            }
                        }
                        if (!isFoundPhoneField)
                        {
                            MessageBox.Show("No Phone type field available in " + list.Name + "list.", "Phone field", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                            return false;
                        }
                    }
                }
            }
            return true;
        }