Cacher is the code snippet organizer for pro developers

using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Workflow;
using System;
using System.Activities;
using System.Linq;

namespace Sample
{
    [CrmPluginRegistration(
    "Sample.ParseContact", "ParseContact", "Parses contact names from text following the specified keywords", "Sample", IsolationModeEnum.Sandbox
    )]
    public class ParseContact : CodeActivity
    {
        [Input("Text")]
        public InArgument<string> Text { get; set; }

        [Input("Keywords")]
        public InArgument<string> Keywords { get; set; }

        [Output("ContactFirstName")]
        public OutArgument<string> ContactFirstName { get; set; }
        [Output("ContactLastName")]
        public OutArgument<string> ContactLastName { get; set; }

        protected override void Execute(CodeActivityContext context)
        {
            // Initializes trace, service, serviceFactory, workflowContext
            var service = context.GetExtension<IOrganizationService>();
            var text = context.GetValue<string>(Text);
            var keyword = context.GetValue<string>(Keywords);

            if (string.IsNullOrWhiteSpace(text) || string.IsNullOrWhiteSpace(keyword))
                return;

            var foundAt = text.IndexOf(keyword, StringComparison.OrdinalIgnoreCase);

            if (foundAt < 0)
                return;

            var textFollowingFound = text.Substring(foundAt + keyword.Length).Trim();
            var words = textFollowingFound.Split(' ').ToList();

            context.SetValue<string>(ContactFirstName, ReplaceInvalidChars(words.ElementAtOrDefault(0)));
            context.SetValue<string>(ContactLastName, ReplaceInvalidChars(words.ElementAtOrDefault(1)));

        }

        private string ReplaceInvalidChars(string input)
        {
            return input?.Replace(".", "").Replace("?", "");
        }
    }
}