Cat.Business/Cat.Service/SystemManage/MenuService.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Threading.Tasks;
using Cat.Data.Repository;
using Cat.Entity.SystemManage;
using Cat.Model.Param.SystemManage;
using Cat.Util;
using Cat.Util.Extension;

namespace Cat.Service.SystemManage
{
    public class MenuService : RepositoryFactory
    {
        #region 获取数据
        public async Task<List<MenuEntity>> GetList(MenuListParam param)
        {
            var expression = ListFilter(param);
            var list = await this.BaseRepository().FindList<MenuEntity>(expression);
            return list.OrderBy(p => p.MenuSort).ToList();
        }

        public async Task<MenuEntity> GetEntity(long id)
        {
            return await this.BaseRepository().FindEntity<MenuEntity>(id);
        }

        public async Task<int> GetMaxSort(long parentId)
        {
            string where = string.Empty;
            if (parentId > 0)
            {
                where += " AND ParentId = " + parentId;
            }
            object result = await this.BaseRepository().FindObject("SELECT MAX(MenuSort) FROM SysMenu where BaseIsDelete = 0 " + where);
            int sort = result.ParseToInt();
            sort++;
            return sort;
        }

        public bool ExistMenuName(MenuEntity entity)
        {
            var expression = LinqExtensions.True<MenuEntity>();
            expression = expression.And(t => t.BaseIsDelete == 0);
            if (entity.Id.IsNullOrZero())
            {
                expression = expression.And(t => t.MenuName == entity.MenuName && t.MenuType == entity.MenuType);
            }
            else
            {
                expression = expression.And(t => t.MenuName == entity.MenuName && t.MenuType == entity.MenuType && t.Id != entity.Id);
            }
            return this.BaseRepository().IQueryable(expression).Count() > 0 ? true : false;
        }
        #endregion

        #region 提交数据
        public async Task SaveForm(MenuEntity entity)
        {