using iWareCommon.Common.EnumType;
using iWareCommon.Common.Service;
using iWareCommon.Utils;
using iWareDataCore.ORM;
using iWareDataCore.Properties;
using iWareDataCore.RBAC.Dao;
using iWareDataCore.RBAC.Entity;
using iWareDataCore.RBAC.EnumType;
using System;
using System.Collections.Generic;
using System.Data.Entity.Validation;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace iWareDataCore.RBAC.Service
{
   public class MacAuthService: CommonService<MacAuthEntity, RBACMacAuth, DbModelCore>
    {

        private static object Lock = new object();

        private MacAuthService():base(MacAuthDao.GetInstance()) { }

        private static MacAuthService Instance = null;

        /// <summary>
        /// 获取单例的方法
        /// </summary>
        /// <returns>角色服务的单例实体</returns>
        public static MacAuthService GetInstance()
        {

            if (Instance == null)
            {
                lock (Lock)
                {
                    if (Instance == null)
                    {
                        Instance = new MacAuthService();
                    }
                }
            }
            return Instance;
        }

        public List<MacAuthEntity> GetAuth(string mac, out string msg)
        {
            msg = "";
            using (var dbModel = new DbModelCore())
            {
                try
                {
                    var macAuths = dbModel.RBACMacAuths.Where(x => x.macaddress == mac).ToList();
                    if (macAuths.Count < 1)
                    {
                        msg = "当前用户无权限";
                        return null;
                    }
                    var res = new List<MacAuthEntity>();
                   
                    foreach(var x in macAuths){
                        var m = new MacAuthEntity();
                        EntityPropHelper<MacAuthEntity, RBACMacAuth>.CopyProp(x,m , MacAuthEntity.GetColumnMap());
                        res.Add(m);
                    }

                    return res;
                    
                }
                catch (DbEntityValidationException ex)
                {
                    var errs = ex.EntityValidationErrors.SelectMany(validationResult => validationResult.ValidationErrors).Select(m => m.ErrorMessage);
                    msg = string.Join(", ", errs);
                    LogTextHelper.WriteLog(Resources.LogDir, this.ToString(), "Delete", msg);
                    return null;
                }

                catch (Exception ex)
                {
                    msg = ex.Message;
                    LogTextHelper.WriteLog(Resources.LogDir, this.ToString(), "Delete", ex.Message);
                    return null;
                }
            }
        }


        /// <summary>
        /// 批量保存角色-菜单，将删除传入roleId的所有绑定后批量添加
        /// </summary>
        /// <param name="roleId">角色Id</param>
        /// <param name="roleContents">角色菜单列表</param>
        /// <param name="msg">异常错误消息</param>
        /// <returns>生成的角色菜单列表</returns>
        public List<MacAuthEntity> Save(int roleId, List<MacAuthEntity> roleContents, out string msg)
        {
            msg = "";
            using (var dbModel = new DbModelCore())
            {
                try
                {

                    var ones = dbModel.RBACMacAuths.Where(x => x.macuserid == roleId).ToList();
                    var mac = dbModel.RBACMacUsers.FirstOrDefault(x => x.id == roleId);
                    var contents = dbModel.RBACContents.Where(x => x.type == (int)EContentType.用于CS端的菜单).ToList();
                    foreach (var one in ones)
                    {
                        dbModel.RBACMacAuths.Remove(one);
                    }

                    var rbacRoleContents = new List<RBACMacAuth>();

                    foreach (var roleUser in roleContents)
                    {
                        roleUser.MacAddress = mac.macaddress;
                        var content = contents.FirstOrDefault(x => x.id == roleUser.ContentId);
                        roleUser.ContentName = content.name;
                        roleUser.ContentCode = content.url;
                        rbacRoleContents.Add(roleUser.ToOrm());
                    }

                    foreach (var one in rbacRoleContents)
                    {
                        dbModel.RBACMacAuths.Add(one);
                    }

                    dbModel.SaveChanges();

                    var res = new List<MacAuthEntity>();

                    foreach (var one in rbacRoleContents)
                    {
                        res.Add(new MacAuthEntity(one));
                    }

                    return res;
                }
                catch (Exception ex)
                {
                    msg = ex.HResult == (int)EDbError.记录已存在 ? EDbError.记录已存在.ToString() : ex.Message;
                    LogTextHelper.WriteLog(Resources.LogDir, this.ToString(), "Save", msg);
                    return new List<MacAuthEntity>();
                }
            }
        }
    }
}