//these are standard namespaces that come with a Windows app in C#
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

//adding these namespaces for CA functionality
using sampleExport.com.channeladvisor.qa._0002.api; // this is the .NET generated proxy for CA web services
using System.Xml.Serialization; //to write the Order to the disk
using System.Xml;               //to write the Order to the disk
using System.IO;                //to write the Order to the disk

namespace sampleExport
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string url = "https://api.channeladvisor.com/ChannelAdvisorAPI/v1/OrderService.asmx";
            string devkey = string.Empty;
            string pwd = string.Empty;
            string acct = string.Empty;

            devkey = "DevKey";
            pwd= "SomePassword";
            acct = "AccountKey";


            OrderCriteria oc = new OrderCriteria() ;
            //go back 21 days to make sure we get all orders not exported yet
            oc.StatusUpdateFilterBeginTimeGMT = DateTime.UtcNow.AddDays(-30);
            oc.StatusUpdateFilterEndTimeGMT = DateTime.UtcNow;
            oc.PaymentStatusFilter = PaymentStatusCode.Cleared;
            oc.ExportStateSpecified = true;   //WSDL released 5/2008 requires this from .NET if using an ExportState value
            oc.ExportState = ExportStateType.NotExported ;
            oc.DetailLevel = DetailLevelType.Complete ;
            oc.PageSize = 20;
            OrderService ws = new OrderService();
            ws.Url = url;
            ws.APICredentialsValue = new APICredentials();
            ws.APICredentialsValue.DeveloperKey = devkey;
            ws.APICredentialsValue.Password = pwd;

            //for testing this can mark certain as NotExported
            //string[] ar = new string[3];
            //ar[0] = "1234564";
            //ar[1] = "4844565";
            //ar[2] = "7432454";
            //ws.SetOrdersExportStatus(acct, ar, false);

            try
            {
                int i = 1;
                do
                {
                    oc.PageNumberFilter = i;
                    APIResultOfArrayOfOrderResponseItem resp = ws.GetOrderList(acct, oc);
                    OrderResponseItem[] items = resp.ResultData;
                    if (items.Length == 0) break; // we moved outside the pages that have data on them
                    //MessageBox.Show(items.Length.ToString());
                    string[] ids = new string[items.Length];
                    System.Xml.Serialization.XmlSerializer ser = new XmlSerializer(typeof(OrderResponseItem));
                    System.Xml.XmlTextWriter write;
                    for (int orderCount = 0; orderCount < items.Length; orderCount++)
                    {
                        OrderResponseItem item = items[orderCount];
                        //put the order on the disk as its own file
                        write = new XmlTextWriter(string.Format(@"C:\orders\{0}.xml", item.ClientOrderIdentifier), System.Text.Encoding.UTF8);
                        ser.Serialize(write, item);
                        write.Close();
                        //hold the OrderNumber so we can send a batch to mark them as Exported so we don't get them again
                        ids[orderCount] = item.ClientOrderIdentifier;
                    }

                    //submit our batch of processed orders
                    APIResultOfArrayOfBoolean b = ws.SetOrdersExportStatus(acct, ids, true);

                    //make sure each order was succesfully updated
                    bool[] arBool = b.ResultData;
                    for (int responseCount = 0; responseCount < arBool.Length; responseCount++)
                    {
                        if (arBool[responseCount] == false)
                        {
                            //order was not successfully marked as exported
                            MessageBox.Show("Order was not successfully marked as Exported:" + items[responseCount].ClientOrderIdentifier);
                        }
                    }
                } while (true);
            }
            catch (Exception ex)
            { // big catch for the entire function
                MessageBox.Show(ex.ToString());
            }

        }
    }
}
}