using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;

using System.Xml;
using System.Collections;
using System.Text.RegularExpressions;
using System.Reflection;

using System.IO;
using Aitex.Core.Account;
using Aitex.Core.RT.Event;
using Aitex.Core.RT.Key;
using Aitex.Core.RT.OperationCenter;
using Aitex.Core.RT.Log;
using Aitex.Core.Util;
using Aitex.Common.Util;


namespace Aitex.Core.Account
{
    public sealed class AccountService : IAccountService
    {
        public string Module = "System";
        /// <summary>
        /// user login verify
        /// </summary>
        /// <param name="accountId"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public LoginResult Login(string accountId, string accountPwd)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not login");
                    return new LoginResult(){ActSucc = false,Description = "Software is expired. Can not login"};
                }

            OP.Record(Module, string.Format("用户{0}尝试登入系统。", accountId));
            return AccountManager.Login(accountId, accountPwd);
        }

        /// <summary>
        /// user logout system
        /// </summary>
        /// <param name="accountId"></param>
        public void Logout(string accountId)
        {
            OP.Record(Module, string.Format("用户{0}登出系统。", accountId));
            try
            {
    //            Authorization.Exit(accountId);
            }
            catch { }

            AccountManager.Logout(accountId);            
        }
 
        /// <summary>
        /// get user data by accountId
        /// </summary>
        /// <param name="accountId"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public GetAccountInfoResult GetAccountInfo(string accountId)
        {
            return AccountManager.GetAccountInfo(accountId);
        }

        /// <summary>
        /// change account password
        /// </summary>
        /// <param name="accountId"></param>
        /// <param name="newPassword"></param>       
        public ChangePwdResult ChangePassword(string accountId, string newPassword)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not do the operation");
                    return new ChangePwdResult();
                }

            OP.Record(Module, string.Format("更改用户{0}的密码。", accountId));
            LOG.Write(string.Format("账号操作,更改用户{0}的密码", accountId));
            return AccountManager.ChangePassword(accountId, newPassword);
        }

        /// <summary>
        /// create account
        /// </summary>
        /// <param name="newAccount"></param>
        /// <returns></returns>
        public CreateAccountResult CreateAccount(Account newAccount)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not do the operation");
                    return new CreateAccountResult();
                }

            OP.Record(Module, string.Format("创建账号{0}。", newAccount));
            LOG.Write(string.Format("账号操作,创建用户{0}。", newAccount.AccountId));
            return AccountManager.CreateAccount(newAccount);
        }

        /// <summary>
        /// Administrator user calls this method to delete an account.
        /// </summary>
        /// <param name="account"></param>
        /// <returns></returns>
        public DeleteAccountResult DeleteAccount(string accountId)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not do the operation");
                    return new DeleteAccountResult();
                }
            OP.Record(Module, string.Format("删除账号{0}。", accountId));
            return AccountManager.DeleteAccount(accountId);
        }

        /// <summary>
        /// Update account information
        /// </summary>
        /// <param name="accountList"></param>
        /// <returns></returns>
        public UpdateAccountResult UpdateAccount(Account account)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not do the operation");
                    return new UpdateAccountResult();
                }
            OP.Record(Module, string.Format("更新{0}的账号信息。", account));
            return AccountManager.UpdateAccount(account);
        }

        /// <summary>
        /// get account list
        /// </summary>
        /// <returns></returns>
        public GetAccountListResult GetAccountList()
        {
            return AccountManager.GetAccountList();
        }

        /// <summary>
        /// 获取当前所有已登录的用户列表
        /// </summary>
        /// <returns></returns>
        public List<Account> GetLoginUsers()
        {
            return AccountManager.GetLoginUserList();
        }

        /// <summary>
        /// 强制注销用户登录
        /// </summary>
        /// <param name="accountId"></param>
        /// <param name="kickoutReason"></param>
        public void KickUserOut(string accountId, string kickoutReason)
        {
            OP.Record(Module, string.Format("将用户{0}强制退出系统，原因：{1}。", accountId, kickoutReason));
            try
            {
           //     Authorization.Exit(accountId);
            }
            catch { }
            AccountManager.Kickout(accountId, kickoutReason);
        }

        /// <summary>
        /// get all roles' perrmission
        /// </summary>
        /// <returns></returns>
        public SerializableDictionary<string, SerializableDictionary<string, ViewPermission>> GetAllRolesPermission()
        {
            return AccountManager.GetAllRolesPermission();
        }

        /// <summary>
        /// save all roles' permission
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public bool SaveAllRolesPermission(Dictionary<string, Dictionary<string, ViewPermission>> data)
        {
                if (KeyManager.Instance.IsExpired)
                {
                    EV.PostMessage("System", EventEnum.DefaultWarning, "Software is expired. Can not do the operation");
                    return false;
                }
            return AccountManager.SaveAllRolesPermission(data);
        }

        /// <summary>
        /// get all view's list
        /// </summary>
        /// <returns></returns>
        public SerializableDictionary<string, string> GetAllViewList()
        {
            return AccountManager.GetAllViewList();
        }

        /// <summary>
        /// Get all defined roles 
        /// </summary>
        /// <returns></returns>
        public IEnumerable<string> GetAllRoles()
        {
            return AccountManager.GetAllRoles();
        }

        /// <summary>
        /// 检查账号是否仍旧有效
        /// </summary>
        /// <param name="accountId"></param>
        public void CheckAlive(string accountId)
        {
            AccountManager.CheckAlive(accountId);
        }

/*
        public void RequestAuthorization(string accountId, string ip)
        {
            Authorization.Request(accountId, ip);
        }
        public void AbortAuthorization()
        {
            Authorization.Abort();
        }
        public void GrantAuthorization(bool isGranted)
        {
            Authorization.Grant(isGranted);
        }
*/
        /*
        public List<int> LoadInterestedEvents(string accountEmail)
        {
            return Aitex.Server.Kit.AccountEventsManager.Instance.LoadAccountEvents(accountEmail);
        }

        public void SaveInterestedEvents(string accountEmail, List<int> events)
        {
            Aitex.Server.Kit.AccountEventsManager.Instance.SaveAccountEvents(accountEmail, events);
        }

        public int GetMaxInterestedEvents()
        {
            return Aitex.Server.Kit.AccountEventsManager.Instance.GetMaxInterestedEvents();
        }

        public void SaveWarningEvents(List<int> warningEvents)
        {
            Aitex.Server.Kit.BuzzingWarningEvents.Save(warningEvents);
            Aitex.Server.LogicControl.TM.Sequencer.Instance.SendBuzzingWarningEvents(warningEvents);
        }

        public List<int> LoadWarningEvents()
        {
            return Aitex.Server.Kit.BuzzingWarningEvents.Load();
        } 
        */
        string recipePermissionFile = System.IO.Path.Combine(PathManager.GetCfgDir(), "RolePermission.xml");
    
        public string GetProcessViewPermission()
        {
            XmlDocument _xmlRecipeFormat = new XmlDocument();
            try
            {
                _xmlRecipeFormat.Load(recipePermissionFile);
                return _xmlRecipeFormat.InnerXml;
            }
            catch (Exception ex)
            {
                LOG.Write(ex);
                return "<Aitex></Aitex>";
            }
            finally
            { 
                
            }
        }

        public bool SaveProcessViewPermission(string viewXML)
        {
            try
            {
                XmlDocument _xmlRecipeFormat = new XmlDocument(); 
                _xmlRecipeFormat.LoadXml(viewXML);
                 XmlTextWriter writer = new XmlTextWriter(recipePermissionFile, null);
                writer.Formatting = Formatting.Indented;
                _xmlRecipeFormat.Save(writer);
                writer.Close(); 
                return true;
            }
            catch (Exception ex)
            {
                LOG.Write(ex);
                return false;
            }
        }
    }
}