Search for keypairvalue

gistfile1.txt

using System;
using System.Collections.Generic;
using System.Linq;

namespace Test
{
    class Program
    {
        static void Main(string[] args)
        {
            List<KeyValuePair<string, string[]>> filterlist = new List<KeyValuePair<string, string[]>>()
            {
                new KeyValuePair<string, string[]>("Key1", new []{"jay","bloggs"}),
                new KeyValuePair<string, string[]>("Key2", new []{"joe","blog","doe"}),
                new KeyValuePair<string, string[]>("Key3", new []{"jon","blog"}),
            };

            var searchResults = UserSearcher.SearchProfiles(filterlist);
            Console.WriteLine(searchResults);
        }

        public class UserSearcher
        {
            private List<UserProfile> userProfiles;
            public UserSearcher()
            {
                userProfiles = new List<UserProfile>();
            }

            public static List<UserProfile> SearchProfiles(List<KeyValuePair<string, string[]>> filterList)
            {
                var list = new List<UserProfile>();
                var query = list.AsQueryable();

                // search for each pair inside as or 
                foreach (KeyValuePair<string, string[]> searchPair in filterList)
                {
                    foreach (string searchString in searchPair.Value)
                    {
                        string s = searchString;
                        // search for each item inside as and (has to contains all search strings
                        query = query.Where(x => x.PersonName.Contains(s));
                    }
                }
                return list = query.ToList();
            }
        }

        public class UserProfile
        {
            public string PersonName { get; set; }
        }
    }
}