iot/projects/UserCenter/Areas/Admin/Controllers/AjaxController.cs

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

namespace UserCenter.Areas.Admin.Controllers
{
    [Area("Admin")]
    public class AjaxController
    {
        private readonly ILogger<AjaxController> _logger;
        private readonly IRepository<Role> _roleRepo;
        private readonly IRepository<Permission> _permissionRepo;
        private readonly IRepository<PermissionCategory> _permissionCategoryRepo;

        public AjaxController(ILogger<AjaxController> logger,
            IRepository<Role> roleRepo,
            IRepository<Permission> permissionRepo,
            IRepository<PermissionCategory> permissionCategoryRepo)
        {
            this._logger = logger;
            this._roleRepo = roleRepo;
            this._permissionRepo = permissionRepo;
            this._permissionCategoryRepo = permissionCategoryRepo;
        }

        #region Role

        public MultiSelectList GetRoleMultiSelectList(IEnumerable<Guid> selected)
        {
            if (selected == null)
            {
                selected = new List<Guid>();
            }
            var list = this._roleRepo.ReadOnlyTable()
                .Select(o => new { o.Id, o.Name })
                .ToList();
            return new MultiSelectList(list, "Id", "Name", selected);
        }

        #endregion Role

        #region Permission

        public MultiSelectList GetPermissionMultiSelectList(IEnumerable<Guid> selectedValues)
        {
            if (selectedValues == null)
            {
                selectedValues = new List<Guid>();
            }
            var list = this._permissionRepo.Table()
                .Include(o => o.Category)
                .OrderBy(o => o.CategoryId).ThenBy(o => o.Name)
                .Select(o => new { o.Id, o.Name, Group = o.Category.Name })
                .ToList();
            return new MultiSelectList(list, "Id", "Name", selectedValues, "Group");
        }

        #endregion Permission

        #region PermissionCategory

        public SelectList GetPermissionCategorySelectList(Guid? selected)
        {
            var list = this._permissionCategoryRepo.ReadOnlyTable()
                .Select(o => new { o.Id, Name = $"{o.Name}({o.Number})" })
                .ToList();
            return new SelectList(list, "Id", "Name", selected);
        }

        #endregion PermissionCategory
    }
}