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.FCLDB 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;
        }

      
        #endregion

        #region 根据登陆id和系统id得到菜单列表
   

        /// <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();

                    // 对主协调员权限特殊处理
                    List<string> mc = (from x in Funs.DB.FC_SESRelatedData select x.Main_Coordinator).ToList();
                    if (mc.Contains(user.UserId))
                    {
                        Model.Sys_Menu addSupMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == "21FCD41E-2E96-4DE0-8F5F-BDD0C967134F" select x).First();
                        Model.Sys_Menu addMenu = (from x in Funs.DB.Sys_Menu where x.MenuId == Const.ContractorQualificationMenuId select x).First();
                        reMenuList.Add(addMenu);
                    }
                }
            }
            reMenuList = reMenuList.Distinct().OrderBy(x => x.SortIndex).ToList();
            return reMenuList;
        }
        #endregion


        /// <summary>
        /// 抽取权限到项目
        /// </summary>
        /// <param name="projectId"></param>
        //public static void ExtractionPower(string projectId)
        //{
        //    /////增加项目上这个角色的菜单权限
        //    var rolePower = from x in Funs.DB.Sys_RolePower
        //                    join y in Funs.DB.Sys_Menu on x.MenuId equals y.MenuId
        //                    where (y.MenuModule == Const.System_3 || y.MenuModule == Const.System_5)
        //                    select x;

        //    if (rolePower.Count() > 0)
        //    {
        //        foreach (var roleItem in rolePower)
        //        {
        //            var proRolePower = Funs.DB.Project_RolePower.FirstOrDefault(x => x.ProjectId == projectId && x.RoleId == roleItem.RoleId && x.MenuId == roleItem.MenuId);
        //            if (proRolePower == null)
        //            {
        //                Model.Project_RolePower newPower = new Model.Project_RolePower();
        //                newPower.RoleId = roleItem.RoleId;
        //                newPower.ProjectId =projectId;
        //                newPower.MenuId = roleItem.MenuId;
        //                BLL.Project_RolePowerService.SaveProject_RolePower(newPower);
        //            }
        //        }
        //    }

        //    /////增加项目上这个角色的按钮权限
        //    var buttonPower = from x in Funs.DB.Sys_ButtonPower
        //                    join y in Funs.DB.Sys_Menu on x.MenuId equals y.MenuId
        //                    where (y.MenuModule == Const.System_3 || y.MenuModule == Const.System_5)
        //                    select x;

        //    if (buttonPower.Count() > 0)
        //    {
        //        foreach (var buttonItem in buttonPower)
        //        {
        //            var proButtonPower = Funs.DB.Project_RoleButtonPower.FirstOrDefault(x => x.ProjectId == projectId && x.RoleId == buttonItem.RoleId
        //                && x.MenuId == buttonItem.MenuId && x.ButtonToMenuId == buttonItem.ButtonToMenuId);
        //            if (proButtonPower == null)
        //            {
        //                Model.Project_RoleButtonPower newRoleButtonPower = new Model.Project_RoleButtonPower();
        //                newRoleButtonPower.RoleId = buttonItem.RoleId;
        //                newRoleButtonPower.ProjectId = projectId;
        //                newRoleButtonPower.MenuId = buttonItem.MenuId;
        //                newRoleButtonPower.ButtonToMenuId = buttonItem.ButtonToMenuId;
        //                BLL.Project_RoleButtonPowerService.SaveProject_RoleButtonPower(newRoleButtonPower);
        //            }
        //        }
        //    }
        //}

        /// <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.FCLDB 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)
            {
                    //var menu =menuse.GetSysMenuByMenuId(menuId);
                    //if (menu != null && menu.MenuType == BLL.Const.Menu_Resource)
                    //{
                    //    for (int p = buttons.Count - 1; p > -1; p--)
                    //    {
                    //        if (buttons[p].ButtonName == BLL.Const.BtnSaveUp || buttons[p].ButtonName == BLL.Const.BtnUploadResources || buttons[p].ButtonName == BLL.Const.BtnAuditing)
                    //        {
                    //            buttons.Remove(buttons[p]);
                    //        }
                    //    }
                    //}

                buttonList = buttons.Select(x => x.ButtonEnName).ToList();
            }

            return buttonList;
        }



    }
}