using System;
using System.Collections.Generic;
using System.Net;
using System.Xml;

namespace SharePoint.Client
{
    public class ListsClient : IDisposable
    {
        public ListsClient(Uri webUri, ICredentials credentials)
        {
            _client = new Lists.Lists();
            _client.Credentials = credentials;
            _client.Url = webUri + "/_vti_bin/Lists.asmx";
        }

        public ListsClient(Uri webUri)
        {
            _client = new Lists.Lists();
            _client.Url = webUri + "/_vti_bin/Lists.asmx";
        }


        /// <summary>
        /// Create a List Item
        /// </summary>
        /// <param name="listName">List Name</param>
        /// <param name="propertyValues">List Item properties</param>
        /// <returns></returns>
        public XmlNode CreateListItem(string listName,Dictionary<string,string> propertyValues)
        {
            var payload = new XmlDocument();
            var updates = payload.CreateElement("Batch");
            updates.SetAttribute("OnError", "Continue");
            var method = payload.CreateElement("Method");
            method.SetAttribute("ID", "1");
            method.SetAttribute("Cmd", "New");
            foreach (var propertyValue in propertyValues)
            {
                var field = payload.CreateElement("Field");
                field.SetAttribute("Name", propertyValue.Key);
                field.InnerText = propertyValue.Value;
                method.AppendChild(field);
            }
            updates.AppendChild(method);
            return _client.UpdateListItems(listName, updates);
        }



        public void Dispose()
        {
            _client.Dispose();
            GC.SuppressFinalize(this);
        }


        protected Lists.Lists _client;  //SharePoint Web Services Lists proxy

    }
}