using System;
using System.Data;

using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class Controls_Payment : WebBlockUserControl
{
    private string _ValidationGroup = "";
    public string ValidationGroup
    {
        get { return _ValidationGroup; }
        set
        {
            _ValidationGroup = value;
            custPayment.ValidationGroup = value;
        }
    }

    public bool ShowCreditCardForm
    {
        get { return pnlCreditCard.Visible; }
        set { pnlCreditCard.Visible = value; }
    }

    public bool ShowPurchaseOrderForm
    {
        get { return pnlPurchaseOrder.Visible; }
        set { pnlPurchaseOrder.Visible = value; }
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            Utilities.PopulateExpirationMonths(ddlExpMonth);
            Utilities.PopulateExpirationYears(ddlExpYear);

            string acceptedcards = Configuration.Get("Payment.AcceptedCards");

            if (acceptedcards == null)
                throw new Exception("Server misconfiguration.  There is an error with the configuration variable 'AcceptedCards'.");
            else
                foreach (string s in acceptedcards.Split(','))
                    ddlCardType.Items.Add(new ListItem(s, s));

            if (Session["OrderInfo"] != null)
            {
                OrderInfo oi = (OrderInfo)Session["OrderInfo"];

                if (oi.PaymentMethod == "Credit Card")
                {
                    rbCreditCard.Checked = true;
                    if (oi.CardName.Length > 0)
                    {
                        ddlCardType.SelectedValue = oi.CardName;
                        txtCardNumber.Text = "************" + oi.CardNumber.Substring(oi.CardNumber.Length - 4);
                        ddlExpMonth.SelectedValue = oi.ExpMonth;
                        ddlExpYear.SelectedValue = oi.ExpYear;
                        txtSecurityCode.Text = "***";
                    }
                }
                else if (oi.PaymentMethod == "PO Number")
                {
                    rbPurchaseOrder.Checked = true;
                    txtPONumber.Text = oi.PurchaseOrderNumber;
                }
            }

            if (pnlCreditCard.Visible)
                rbCreditCard.Checked = true;
            else if (pnlPurchaseOrder.Visible)
                rbPurchaseOrder.Checked = true;
        }
    }

    public void SavePaymentInformation()
    {
        OrderInfo oi = (OrderInfo)Session["OrderInfo"];

        if (rbCreditCard.Checked)
        {
            oi.PaymentMethod = "Credit Card";
            // set card info
            oi.CardName = ddlCardType.SelectedValue;
            if (!txtCardNumber.Text.StartsWith("************"))
                oi.CardNumber = txtCardNumber.Text;
            oi.ExpMonth = ddlExpMonth.SelectedValue;
            oi.ExpYear = ddlExpYear.SelectedValue;
            if (!txtSecurityCode.Text.Equals("***"))
                oi.SecurityCode = txtSecurityCode.Text;
        }
        else if (rbPurchaseOrder.Checked)
        {
            oi.PaymentMethod = "PO Number";
            oi.PurchaseOrderNumber = txtPONumber.Text;
        }
    }

    protected void custPayment_ServerValidate(object source, ServerValidateEventArgs args)
    {
        if (rbCreditCard.Checked)
        {
            // validate credit card
            Page.Validate("creditcard");
            args.IsValid = Page.IsValid;
        }
        else if (rbPurchaseOrder.Checked)
        {
            Page.Validate("purchaseorder");
            args.IsValid = Page.IsValid;
        }

    }

    protected void custExpDate_ServerValidate(object source, ServerValidateEventArgs args)
    {
        DateTime thisDate = new DateTime(Int32.Parse(ddlExpYear.SelectedValue), Int32.Parse(ddlExpMonth.SelectedValue), 1);
        thisDate.AddMonths(1);
        if (thisDate <= DateTime.Now.Date)
            args.IsValid = false;
        else
            args.IsValid = true;
    }
}