public partial class Order : System.Web.UI.Page
{
    private Stack MakeCollection()
    {
        string st = Session["StoreBucket"].ToString();
        string id = "";
        Stack mystack = new Stack();
        bool Nofirst = false;
        for (int i = 0; i < st.Length; i++)
        {
            if (st[i] == ',')
            {
                if (Nofirst == true)
                {
                    mystack.Push(id);
                }
                id = "";
                Nofirst = true;
            }
            else
                id += st[i];
            
            
        }
        return mystack;
    }
    private DataSet GetSelectedProducts(Stack mystack)
    {
        
        if (mystack.Count >0)
        {
            DataSet newds = new DataSet();
            localhost.Service ms = new localhost.Service();
            DataSet products = ms.GetProducts();
            DataTable dt = products.Tables[0].Clone();
            for (int i = 0; i < products.Tables[0].Rows.Count; i++)
            {
                foreach (string id in mystack)
                {
                    if (id.ToString() == products.Tables[0].Rows[i][0].ToString())
                    {
                        dt.ImportRow(products.Tables[0].Rows[i]);
                    }
                    
                }
                
            }
            newds.Tables.Add(dt);
            return newds;
        }
        return null;
            
       
    }
    private void BindRepeater(DataSet ds)
    {
        Bucket_Repeater.DataSource = ds;
        Bucket_Repeater.DataBind();
    }
    private Stack DeleteIDFromStack(string id, Stack sta)
    {
        Stack sta2 = new Stack();
        string stackid;
        while (sta.Count != 0)
        {
            stackid=sta.Peek().ToString();
            if (id != stackid)
                sta2.Push(sta.Pop());
            else
                sta.Pop();
        }
        while (sta2.Count != 0)
        {
            sta.Push(sta2.Pop());
        }
        return sta;
    }
    static Stack mystack;
    static DataSet SelectedProducts;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["StorePermission"] != null && Session["username"] != null)
        {
            Panel1.Visible = true;
            Buttons_Panel.Visible = false;
            if (Request.QueryString["DeleteID"] != null)
            {
                string delid = Request.QueryString["DeleteID"].ToString();
                mystack = DeleteIDFromStack(delid, mystack);
                SelectedProducts = GetSelectedProducts(mystack);
                if (SelectedProducts != null)
                {
                    BindRepeater(SelectedProducts);
                    SumTotalPrice();
                }
            }
            else
            {

                if (Page.IsPostBack == false)
                {
                    mystack = MakeCollection();
                    SelectedProducts = GetSelectedProducts(mystack);
                    if (SelectedProducts != null)
                    {
                        BindRepeater(SelectedProducts);
                        SumTotalPrice();
                    }
                    else
                        Response.Write("סלך ריק");
                }
            }
           

        }
        else
        {
            Panel1.Visible = false;
            Response.Write("אינך לקוח בחנות");
        }
    }
    private void SumTotalPrice()
    { 
        //3
        double sum = 0;
        for (int i = 0; i < SelectedProducts.Tables[0].Rows.Count; i++)
        {
            sum += int.Parse(SelectedProducts.Tables[0].Rows[i][3].ToString());
        }
        TotalPrice_LBL.Text = sum.ToString();
    
    }
    protected void BuyButton_Click(object sender, EventArgs e)
    {
        Buttons_Panel.Visible = true;
    }
    
    protected void MakeOrderButton_Click(object sender, EventArgs e)
    {
        localhost.Service ms = new localhost.Service();
        int customer_id = int.Parse(Session["StorePermission"].ToString());
        int credit_type=int.Parse(card_type.SelectedItem.Value.ToString());
        string date = System.DateTime.Now.Day + "/" + System.DateTime.Now.Month + "/" + System.DateTime.Now.Year;
        ms.AddOrder(date, SelectedProducts, customer_id,credit_type , expires_date.Text);
        OrderMessage.Text = "הזמנתך התבצעה בהצלחה";
    }
}