using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using System.Web.UI.WebControls;

namespace BLL
{
    public class CommonService
    {
        /// <summary>
        /// 获取多项目系统
        /// </summary>
        /// <returns></returns>
        //public static ListItem[] GetIsMoreProjectSystemList()
        //{
        //    var q = (from x in Funs.DB.Sys_System
        //             where x.IsMoreProject == true && x.IsEnable == true
        //             orderby x.SorIndex
        //             select x).ToList();
        //    ListItem[] lis = new ListItem[q.Count()];
        //    for (int i = 0; i < q.Count(); i++)
        //    {
        //        lis[i] = new ListItem(q[i].SystemName ?? "", q[i].SystemId);
        //    }

        //    return lis;
        //}

        ///// <summary>
        ///// 获取本部和现场系统
        ///// </summary>
        ///// <returns></returns>
        //public static ListItem[] GetHeadAndProjectSystemList(string systemId)
        //{
        //    var system = (from x in Funs.DB.Sys_System
        //                  where x.IsEnable == true 
        //                  orderby x.SorIndex
        //                  select x).ToList();
        //    if (systemId != Const.System_1)
        //    {
        //        string projectSystemId = (Funs.GetNewInt(systemId) + 1).ToString();
        //        system = system = system.Where(x => (x.SystemId == systemId || x.SystemId == projectSystemId)).OrderBy(x => x.SorIndex).ToList();
        //    }

        //    ListItem[] lis = new ListItem[system.Count()];
        //    for (int i = 0; i < system.Count(); i++)
        //    {
        //        lis[i] = new ListItem(system[i].SystemName ?? "", system[i].SystemId);
        //    }
        //    return lis;
        //}

        /// <summary>
        /// 判断菜单是否存在
        /// </summary>
        /// <param name="postId"></param>
        /// <returns></returns>
        public static bool IsExistMenu(string menuId)
        {
            Model.Sys_Menu m = Funs.DB.Sys_Menu.FirstOrDefault(e => e.MenuId == menuId);
            if (m != null)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 判断按键对应菜单是否存在
        /// </summary>
        /// <param name="postId"></param>
        /// <returns></returns>
        public static bool isExistButtonToMenu(string buttonToMenuId)
        {
            Model.Sys_ButtonToMenu b = Funs.DB.Sys_ButtonToMenu.FirstOrDefault(e => e.ButtonToMenuId == buttonToMenuId);
            if (b != null)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        #region 获取当前人是否具有按钮操作权限
        /// <summary>
        /// 本项目用这个方法来获取按钮操作权限（不按项目角色和项目用户来获取按钮操作权限）
        /// </summary>        
        /// <param name="userId">用户id</param>
        /// <param name="menuId">按钮id</param>
        /// <param name="buttonName">按钮名称</param>
        /// <returns>是否具有权限</returns>
        public static bool GetAllButtonPowerList(string userId, string menuId, string buttonName)
        {
            Model.EProjectDB db = Funs.DB;
            bool isPower = false;    ////定义是否具备按钮权限
           
            var user = BLL.Sys_UserService.GetUsersByUserId(userId); ////用户            
            if (user != null)
            {
                if (user.UserId == Const.GlyId)
                {
                    isPower = true;
                }
                // 根据角色判断是否有按钮权限
                if (!string.IsNullOrEmpty(user.RoleId) && !isPower)
                {
                    var buttonToMenu = from x in db.Sys_ButtonToMenu
                                       join y in db.Sys_ButtonPower on x.ButtonToMenuId equals y.ButtonToMenuId
                                       where y.RoleId == user.RoleId && y.MenuId == menuId
                                       && x.ButtonName == buttonName && x.MenuId == menuId
                                       select x;
                    if (buttonToMenu.Count() > 0)
                    {
                        isPower = true;
                    }
                }
            }
            return isPower;
        }

        // 分项目时使用
        //public static bool GetAllButtonPowerList1(string projectId, string userId, string menuId, string buttonName)
        //{
        //    Model.EProjectDB db = Funs.DB;
        //    bool isPower = false;    ////定义是否具备按钮权限
        //    if (buttonName == Const.BtnSelect)
        //    {
        //        return true;
        //    }
        //    var pro = BLL.Base_ProjectService.GetProjectByProjectId(projectId);
        //    if (pro != null && pro.IsClosed == true)
        //    {
        //        return false;
        //    }
        //    var user = BLL.Sys_UserService.GetUsersByUserId(userId); ////用户            
        //    if (user != null)
        //    {
        //        if (user.UserId == Const.GlyId)
        //        {
        //            isPower = true;
        //        }
        //        ////根据角色判断是否有按钮权限
        //        if (string.IsNullOrEmpty(projectId)
        //                && !string.IsNullOrEmpty(user.RoleId) && !isPower)
        //        {

        //            var buttonToMenu = from x in db.ButtonToMenu
        //                               join y in db.Sys_ButtonPower on x.ButtonToMenuId equals y.ButtonToMenuId
        //                               where y.RoleId == user.RoleId && y.MenuId == menuId
        //                               && x.ButtonName == buttonName && x.MenuId == menuId
        //                               select x;
        //            if (buttonToMenu.Count() > 0)
        //            {
        //                isPower = true;
        //            }
        //        }

        //        ////项目不为空的时候
        //        if (!string.IsNullOrEmpty(projectId) && !isPower)
        //        {
        //            ////判断项目用户是否具有按钮权限
        //            var userButtonToMenu = from x in db.ButtonToMenu
        //                                   join y in db.Project_UserButtonPower on x.ButtonToMenuId equals y.ButtonToMenuId
        //                                   where y.UserId == userId && y.MenuId == menuId && y.ProjectId == projectId
        //                                     && x.ButtonName == buttonName && x.MenuId == menuId
        //                                   select x;
        //            if (userButtonToMenu.Count() > 0)
        //            {
        //                isPower = true;
        //            }

        //            if (!isPower)
        //            {
        //                ////判断项目角色是否具有按钮权限
        //                var projectRoleId = BLL.Project_UserService.GetProjectRoleIdByUserId(projectId, userId); ////项目用户角色
        //                if (!string.IsNullOrEmpty(projectRoleId))  ////根据角色判断是否有按钮权限
        //                {
        //                    var pbuttonToMenu = from x in db.ButtonToMenu
        //                                        join y in db.Project_RoleButtonPower on x.ButtonToMenuId equals y.ButtonToMenuId
        //                                        where y.RoleId == projectRoleId && y.MenuId == menuId && y.ProjectId == projectId
        //                                       && x.ButtonName == buttonName && x.MenuId == menuId
        //                                        select x;
        //                    if (pbuttonToMenu.Count() > 0)
        //                    {
        //                        isPower = true;
        //                    }
        //                }
        //            }
        //        }
        //    }

        //    return isPower;
        //}
        #endregion

        #region 根据登陆id和系统id得到菜单列表
        /// <summary>
        ///  根据登陆id和系统id得到菜单列表
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="menuModule"></param>
        /// <returns></returns>
        //public static List<Model.Sys_Menu> GetMenu(string projectId, string userId, string menuModule)
        //{
        //    List<Model.Sys_Menu> reMenuList = new List<Model.Sys_Menu>(); ////要返回的菜单列表
        //    var user = BLL.Sys_UserService.GetUsersByUserId(userId); ////用户 
        //    if (user != null)
        //    {
        //        if (user.UserId == Const.GlyId) //// 如果是管理员或者本部人员返回所有菜单 
        //        {
        //            var sysMenu = from x in Funs.DB.Sys_Menu where x.MenuModule == menuModule orderby x.SortIndex select x;
        //            reMenuList = sysMenu.ToList();
        //        }
        //        else
        //        {
        //            if (string.IsNullOrEmpty(projectId))
        //            {
        //                ////得到非项目菜单
        //                var sysMenuRole = from x in Funs.DB.Sys_Menu
        //                                  join y in Funs.DB.Sys_RolePower on x.MenuId equals y.MenuId
        //                                  where x.MenuModule == menuModule && y.RoleId == user.RoleId
        //                                  orderby x.SortIndex
        //                                  select x;
        //                reMenuList = sysMenuRole.ToList();

        //            }
        //            else
        //            {
        //                // 项目角色 权限菜单
        //                var projectUser = BLL.Project_UserService.GetProject_UserByProjectIdUserId(projectId, userId);
        //                if (projectUser != null)
        //                {
        //                    var sysMenuProjectRole = from x in Funs.DB.Sys_Menu
        //                                             join y in Funs.DB.Project_RolePower on x.MenuId equals y.MenuId
        //                                             where x.MenuModule == menuModule && y.RoleId == projectUser.RoleId
        //                                             && y.ProjectId == projectId
        //                                             orderby x.SortIndex
        //                                             select x;


        //                    if (sysMenuProjectRole.Count() > 0)
        //                    {
        //                        reMenuList.AddRange(sysMenuProjectRole);
        //                    }                           
        //                }

        //                // 项目人员 权限菜单
        //                var sysMenuProjectUser = from x in Funs.DB.Sys_Menu
        //                                         join y in Funs.DB.Project_UserPower on x.MenuId equals y.MenuId
        //                                         where x.MenuModule == menuModule && y.UserId == user.UserId && y.ProjectId == projectId
        //                                         orderby x.SortIndex
        //                                         select x;
        //                if (sysMenuProjectUser.Count() > 0)
        //                {
        //                    reMenuList.AddRange(sysMenuProjectUser);
        //                }
        //            }
        //        }
        //    }

        ////var deskMenu = GetDeskDesktopMenuId(menuModule);
        ////if (deskMenu != null)
        ////{
        ////    // 得到首页导航菜单列表 用于空权限登陆加载
        ////    var sysMenuDesk = from x in Funs.DB.Sys_Menu where deskMenu.Contains(x.MenuId) select x;
        ////    reMenuList.AddRange(sysMenuDesk);
        ////}

        //    reMenuList = reMenuList.Distinct().OrderBy(x => x.SortIndex).ToList();
        //    ////对于菜单集合 去重复返回
        //    return reMenuList;
        //}

        /// <summary>
        /// 本项目用这个方法来获取权限（不按项目角色和项目用户来获取权限）
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="menuModule"></param>
        /// <returns></returns>
        public static List<Model.Sys_Menu> GetMenuByRoleRower(string userId)
        {
            List<Model.Sys_Menu> reMenuList = new List<Model.Sys_Menu>(); ////要返回的菜单列表
            var user = BLL.Sys_UserService.GetUsersByUserId(userId); ////用户 
            if (user != null)
            {
                if (user.UserId == Const.GlyId) //// 如果是管理员或者本部人员返回所有菜单 
                {
                    var sysMenu = from x in Funs.DB.Sys_Menu orderby x.SortIndex select x;
                    reMenuList = sysMenu.ToList();
                }
                else
                {
                    var sysMenuRole = from x in Funs.DB.Sys_Menu
                                      join y in Funs.DB.Sys_ButtonPower on x.MenuId equals y.MenuId
                                      where y.RoleId == user.RoleId
                                      orderby x.SortIndex
                                      select x;
                    reMenuList = sysMenuRole.ToList();

                    // PM,EM,CM权限特殊处理
                    List<string> pm = (from x in Funs.DB.Editor_EProject select x.ProjectControl_ProjectManagerId).ToList();
                    List<string> cm = (from x in Funs.DB.Editor_EProject select x.ProjectControl_ConstManagerId).ToList();
                    List<string> em = (from x in Funs.DB.Editor_EProject select x.ProjectControl_EMManagerId).ToList();
                    if (pm.Contains(user.UserId) || em.Contains(user.UserId))
                    {
                        Model.Sys_Menu addSupMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == "1FA19FE4-D8B9-4D1B-8EB0-CAC05B71AFBB" select x).First();
                        Model.Sys_Menu addMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == Const.PMEditorMenuId select x).First();
                        reMenuList.Add(addMenu);
                    }
                    if (cm.Contains(user.UserId))
                    {
                        Model.Sys_Menu addSupMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == "1FA19FE4-D8B9-4D1B-8EB0-CAC05B71AFBB" select x).First();
                        Model.Sys_Menu addMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == Const.CMEditorMenuId select x).First();
                        reMenuList.Add(addMenu);
                    }

                    // 对资源模块的特殊处理:CTE/M具有RP权限
                    if (user.DepartId == Const.CTEM_DepartId)
                    {
                        Model.Sys_Menu addSupMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == "72CDB9E2-F44B-4F96-A578-3271211FDC15" select x).First();
                        Model.Sys_Menu addMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == Const.ResourcePlanMenuId select x).First();
                        reMenuList.Add(addSupMenu);
                        reMenuList.Add(addMenu);
                    }

                }
            }
            reMenuList = reMenuList.Distinct().OrderBy(x => x.SortIndex).ToList();
            return reMenuList;
        }
        #endregion


        /// <summary>  
        /// Base64加密  
        /// </summary>  
        /// <param name="Message"></param>  
        /// <returns></returns>  
        public static string Base64Code(string Message)
        {
            byte[] bytes = Encoding.Default.GetBytes(Message);
            return Convert.ToBase64String(bytes);
        }
        /// <summary>  
        /// Base64解密  
        /// </summary>  
        /// <param name="message"></param>  
        /// <returns></returns>  
        public static string Base64Decode(string message)
        {
            byte[] bytes = Convert.FromBase64String(message);
            return Encoding.Default.GetString(bytes);
        }

        /// <summary>
        /// 获取用户菜单按钮权限
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="menuId"></param>
        /// <returns></returns>
        public static List<string> GetAllButtonList(string userId, string menuId)
        {
            Model.EProjectDB db = Funs.DB;
            List<string> buttonList = new List<string>();
            List<Model.Sys_ButtonToMenu> buttons = new List<Model.Sys_ButtonToMenu>();
            if (userId == Const.GlyId)
            {
                buttons = (from x in db.Sys_ButtonToMenu
                           where x.MenuId == menuId
                           select x).ToList();
            }
            else
            {
                var user = BLL.Sys_UserService.GetUsersByUserId(userId); ////用户            
                if (user != null)
                {
                    buttons = (from x in db.Sys_ButtonToMenu
                               join y in db.Sys_ButtonPower on x.ButtonToMenuId equals y.ButtonToMenuId
                               where y.RoleId == user.RoleId && y.MenuId == menuId && x.MenuId == menuId
                               select x).ToList();
                }
            }

            if (buttons.Count() > 0)
            {
                buttonList = buttons.Select(x => x.ButtonEnName).ToList();
            }
            return buttonList;
        }
    }
}