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

namespace AjaxPaging.Models
{
    public class PersonRepository
    {
        private static readonly IList<Person> Persons = new List<Person>();

        public PersonRepository()
        {
            if (Persons.Count == 0)
            {
                for (var i = 1; i < 1000; i++)
                {
                    var p = new Person() { Id = i, Name = Guid.NewGuid().ToString() };
                    Persons.Add(p);
                }
            }
        }

        public IList<Person> Get(int page, out int total)
        {
            var persons = (from p in Persons select p).Skip((page - 1) * 10).Take(10);
            var totalPerson = (from p in Persons select p).Count();
            total = totalPerson / 10 + (totalPerson % 10 > 0 ? 1 : 0);
            return persons.ToList();
        }

        public IList<Person> Get(int page, string criteria, out int total)
        {
            var persons = (from p in Persons where p.Name.StartsWith(criteria) select p).Skip((page - 1) * 10).Take(10);
            var totalPerson = (from p in Persons select p).Count();
            total = totalPerson / 10 + (totalPerson % 10 > 0 ? 1 : 0);
            return persons.ToList();

        }

    }
}