DD.WellWorkover.Cloud/AsbCloudInfrastructure/Services/FileCategoryService.cs

using AsbCloudApp.Data;
using AsbCloudApp.Services;
using AsbCloudDb.Model;
using AsbCloudInfrastructure.Repository;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;

namespace AsbCloudInfrastructure.Services
{
    public class FileCategoryService : CrudCacheServiceBase<FileCategoryDto, FileCategory>, IFileCategoryService
    {
        private readonly IAsbCloudDbContext db;

        public FileCategoryService(IAsbCloudDbContext context)
            : base(context)
        {
            this.db = context;
        }

        public async Task<IEnumerable<FileCategoryDto>> GetWellCategoryAsync(CancellationToken token)
        {
            var data = await (from category in db.FileCategories
                              where category.Id >= 10000 && category.Id <= 20000
                              select new FileCategoryDto
                              {
                                  Id = category.Id,
                                  Name = category.Name,
                                  ShortName = category.ShortName
                              })
                      .ToListAsync(token)
                      .ConfigureAwait(false);

            return data.ToList();
        }
    }
}