phronCare/Models/Helpers/PaginationExtensions.cs

using Domain.Generics;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Models.Helpers
{
    public static class PaginationExtensions
    {
        public static async Task<PagedResult<T>> ToPagedResultAsync<T>(
            this IQueryable<T> query,
            int page,
            int pageSize)
        {
            var totalItems = await query.CountAsync();
            var items = await query
                .Skip((page - 1) * pageSize)
                .Take(pageSize)
                .ToListAsync();

            return new PagedResult<T>
            {
                Items = items,
                TotalItems = totalItems,
                Page = page,
                PageSize = pageSize
            };
        }
    }
}