Create Activity Of An Phone Call On Create of Contact Using Plugin In MSCRM 2011 2013

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Runtime.Serialization;
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Query;

namespace ClassLibrary1
{
    public class Class1 : IPlugin
    {
        public void Execute(IServiceProvider serviceProvider)
        {
            IPluginExecutionContext context = (IPluginExecutionContext)
             serviceProvider.GetService(typeof(IPluginExecutionContext));
            IOrganizationServiceFactory serviceFactory = (IOrganizationServiceFactory)serviceProvider.GetService(typeof(IOrganizationServiceFactory));
            IOrganizationService service = serviceFactory.CreateOrganizationService(context.UserId);

            Contact test = (Contact)service.Retrieve(context.PrimaryEntityName, context.PrimaryEntityId, new ColumnSet(true));

            PhoneCall phone = new PhoneCall();

            ActivityParty _from = new ActivityParty();
            _from.PartyId = new EntityReference(SystemUser.EntityLogicalName, context.UserId);

            ActivityParty _to = new ActivityParty();
            _to.PartyId = new EntityReference(Contact.EntityLogicalName, test.Id);

            phone.From = new ActivityParty[] { _from };
            phone.PhoneNumber = “9028170672”;
            phone.DirectionCode = true;   // true is for outgoing and false is for incoming
            phone.Subject = “phone call trial”;
            phone.To = new ActivityParty[] { _to };
            service.Create(phone);
        }

    }
}

SOURCE : JUST2CODE.IN
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