private ListItemIdList UploadData(ClientContext context, string siteUrl, string listName, XmlElement batch)
{
XmlNodeList batchNodes = batch.SelectNodes("Method");
int id = int.MinValue;
ListItemIdList itemIdList = new ListItemIdList();
List spList = context.Web.Lists.GetByTitle(listName);
foreach (XmlNode newNode in batchNodes)
{
string command = newNode.SelectSingleNode("@Cmd").InnerText;
ListItem item = null;
if (command == "New")
{
ListItemCreationInformation itemCreateInfo = new ListItemCreationInformation();
item = spList.AddItem(itemCreateInfo);
}
else if (command == "Update")
{
XmlNode idNode = newNode.SelectSingleNode("Field[@Name='ID']");
id = Convert.ToInt32(idNode.InnerText);
item = spList.GetItemById(id);
}
UpdateListItemFields(item, newNode);
item.Update();
AddAttachments(item, newNode);
item.Update();
context.ExecuteQuery();
itemIdList.Add(new ListItemId(id > int.MinValue ? id : item.Id));
}
return(itemIdList);
}
