using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.SharePoint.Client;
using Microsoft.SharePoint.Client.EventReceivers;
using System.Configuration;
using Puig.O365.Governance.Business;
using Raona.Framework.Logging;

namespace Puig.O365.Governance.ApplicationWeb.Services
{
    public class AppEventReceiver : IRemoteEventService
    {
        /// <summary>
        /// Handles app events that occur after the app is installed or upgraded, or when app is being uninstalled.
        /// </summary>
        /// <param name="properties">Holds information about the app event.</param>
        /// <returns>Holds information returned from the app event.</returns>
        public SPRemoteEventResult ProcessEvent(SPRemoteEventProperties properties)
        {
            SPRemoteEventResult result = new SPRemoteEventResult();
            switch (properties.EventType)
            {
                case SPRemoteEventType.AppInstalled:

                    try
                    {
                        using (ClientContext clientContext = TokenHelper.CreateAppEventClientContext(properties, useAppWeb: false))
                        {


                            if (properties.AppEventProperties.ProductId.ToString() == ConfigurationManager.AppSettings.Get("DepartamentalProductID"))
                            {
                                SendRootSiteCreationMessage(clientContext);
                                result.Status = SPRemoteEventServiceStatus.Continue;
                            }
                            else if (properties.AppEventProperties.ProductId.ToString() == ConfigurationManager.AppSettings.Get("RootProductID"))
                            {
                                SendRootSiteCreationMessage(clientContext);
                                result.Status = SPRemoteEventServiceStatus.Continue;
                            }
                        }
                    }
                    catch (Exception e)
                    {
                        Trace.TraceError(e.Message);
                        result.ErrorMessage = e.Message;
                        result.Status = SPRemoteEventServiceStatus.CancelWithError;
                    }

                    break;

                case SPRemoteEventType.AppUpgraded:
                    Trace.TraceError("upgrade");
                    result.Status = SPRemoteEventServiceStatus.CancelWithError;
                    break;
                case SPRemoteEventType.AppUninstalling:
                    Trace.TraceError("unistall");
                    result.Status = SPRemoteEventServiceStatus.CancelWithError;
                    break;
            }

            return result;
        }



        /// <summary>
        /// This method is a required placeholder, but is not used by app events.
        /// </summary>
        /// <param name="properties">Unused.</param>
        public void ProcessOneWayEvent(SPRemoteEventProperties properties)
        {
            Trace.TraceError("Not implemented");
        }
        public static void SendRootSiteCreationMessage(ClientContext clientContext)
        {
            var web = clientContext.Web;
            clientContext.Load(web, w => w.Title, w => w.Url);
            clientContext.ExecuteQuery();
            var siteName = web.Title;
            var siteUrl = web.Url;
            var clientIdRoot = ConfigurationManager.AppSettings.Get("ClientIdRoot");
            var clientSecretRoot = ConfigurationManager.AppSettings.Get("ClientSecretRoot");
            Dictionary<string, object> messageProperties = new Dictionary<string, object>();
        }

        public static void SendDepartamentalSiteCreationMessage(ClientContext clientContext)
        {
            var web = clientContext.Web;
            clientContext.Load(web, w => w.Title, w => w.Url);
            clientContext.ExecuteQuery();
            var siteName = web.Title;
            var siteUrl = web.Url;
            var clientIdDepartamental = ConfigurationManager.AppSettings.Get("ClientIdDepartamental");
            var clientSecretDepartamental = ConfigurationManager.AppSettings.Get("ClientSecretDepartamental");
            Dictionary<string, object> messageProperties = new Dictionary<string, object>();

        }
    }
}