iot/projects/IoT.Shared/Controllers/AjaxBaseController.cs

using Infrastructure.Data;
using Application.Domain.Entities;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using System;
using System.Linq;

namespace IoT.Shared.Areas.IoTCenter.Controlls
{
    public class AjaxBaseController
    {
        protected readonly IServiceProvider _services;

        protected readonly ILogger<AjaxBaseController> _logger;

        public AjaxBaseController(IServiceProvider services, ILogger<AjaxBaseController> logger)
        {
            this._services = services;
            this._logger = logger;
        }

        public JsonResult GetIoTProduct(Guid? selected)
        {
            using var scope = this._services.CreateScope();
            var repo = scope.ServiceProvider.GetRequiredService<IRepository<IoTProduct>>();
            var list = repo.ReadOnlyTable()
                .Select(o => new { o.Id, o.Name })
                .ToList();
            return new JsonResult(new SelectList(list, "Id", "Name", selected));
        }

        public JsonResult GetIoTApi(Guid parentId, Guid? selected = null)
        {
            using var scope = this._services.CreateScope();
            var repo = scope.ServiceProvider.GetRequiredService<IRepository<IoTApi>>();
            var list = repo.ReadOnlyTable()
                .Where(o => o.IoTProductId == parentId)
                .Select(o => new { o.Id, o.Name })
                .ToList();
            return new JsonResult(new SelectList(list, "Id", "Name", selected));
        }

        public JsonResult GetIoTGateway(Guid? selected = null)
        {
            using var scope = this._services.CreateScope();
            var repo = scope.ServiceProvider.GetRequiredService<IRepository<IoTGateway>>();
            var list = repo.ReadOnlyTable()
                .Select(o => new { o.Id, Name = $"[{o.Number}]{o.Name}" })
                .ToList();
            return new JsonResult(new SelectList(list, "Id", "Name", selected));
        }

        public JsonResult GetIoTDevice(Guid parentId, Guid? selected = null)
        {
            using var scope = this._services.CreateScope();
            var repo = scope.ServiceProvider.GetRequiredService<IRepository<IoTDevice>>();
            var list = repo.ReadOnlyTable()
                .Where(o => o.IoTGatewayId == parentId)
                .Select(o => new { o.Id, o.Name })
                .ToList();
            return new JsonResult(new SelectList(list, "Id", "Name", selected));
        }
    }
}