using Cksoft.Data;
using DllUfpEntity;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DllUfpDal
{
    public class BtnFuncDal
    {
        public IDatabase CurrDb;
        public BtnFuncDal(IDatabase db)
        {
            this.CurrDb = db;
        }

        public IEnumerable<BtnFunc> Get(int start, int length, string order, string sort, string filter, string errorinfo)
        {
            var btnfuncs = CurrDb.FindListForCondition<BtnFunc>($" {filter} order by {sort} {order} limit {start - 1},{length}", ref errorinfo);
            return btnfuncs;
        }

        public int GetCount(string filter)
        {
            string sql = $"select count(1) from BtnFunc a where 1=1 {filter}";
            return Convert.ToInt32(CurrDb.FindList<string>(sql).FirstOrDefault() ?? "0");
        }

        public BtnFunc Get(string id)
        {
            return CurrDb.FindEntityFor<BtnFunc>(id);
        }

        /// <summary>
        /// 添加角色并返回角色Id
        /// </summary>
        /// <param name="role"></param>
        /// <param name="userCode"></param>
        /// <returns></returns>
        public int Add(BtnFunc func, string userCode)
        {
            func.RecCode = func.ModCode = userCode;
            func.RecTime = func.ModTime = DateTime.Now;
            string sql = $"insert into BtnFunc (FCode,FName,ModuleName,SystemId,Remark,RecCode,RecTime,ModCode,ModTime,FuncName) " +
                $"values ('{func.FCode}','{func.FName}','{func.ModuleName}','{func.SystemId}','{func.Remark}','{func.RecCode}','{func.RecTime.Value.ToString("yyyy-MM-dd")}'," +
                $"'{func.ModCode}','{func.ModTime.Value.ToString("yyyy-MM-dd")}','{func.FuncName}');";
            sql += "select @@identity;";
            var id = Convert.ToInt32(CurrDb.FindList<string>(sql).FirstOrDefault() ?? "-1");
            return id;
        }

        public int Update(BtnFunc func, string userCode)
        {
            return CurrDb.UpdateFor(func, userCode);
        }
        public IEnumerable<RoleFunc> getRoleFunc(int id)
        {
            string sql = $"select * from RoleFunc where FuncId='{id}' and type=2";
            return CurrDb.FindList<RoleFunc>(sql);
        }
        public int Delete(int id, ref string msg)
        {
            string sql = $"delete from RoleFunc where FuncId='{id}' and type=2";
            var res = CurrDb.ExecuteBySql(sql);
            if (res < 0)
            {
                msg = "删除角色功能时失败";
                return -1;
            }
            res = CurrDb.DeleteFor<BtnFunc>(id);
            if (res < 0)
            {
                msg = "删除功能主表时失败";
                return -1;
            }
            return 1;
        }


        public int SetBtnFunction(IEnumerable<int> funcIds, int roleId, string usercode)
        {
            if (funcIds == null || funcIds.Count() <= 0)
            {
                return 1;
            }
            foreach (var item in funcIds)
            {
                var res = CurrDb.InsertFor<RoleFunc>(new RoleFunc()
                {
                    FuncId = item,
                    RoleId = roleId,
                    RecTime = DateTime.Now,
                    ModTime = DateTime.Now,
                    ModCode = usercode,
                    RecCode = usercode,
                    Type = 1
                }, usercode);
                if (res < 0)
                    return -1;
            }
            return 1;
        }
        public IEnumerable<RoleFunc> getRoleFuncByRoleId( int roleId)
        {
            var sql = $"select * from RoleFunc where roleid={roleId} and type=1";
            return CurrDb.FindList<RoleFunc>(sql);
        }
        public int DeleteRoleFuncs(IEnumerable<int> funcIds, int roleId)
        {
            var sql = $"delete from RoleFunc where roleid={roleId} and type=1";
            if (CurrDb.ExecuteBySql(sql) < 0)
                return -1;
            return 1;
        }

        public bool IsPermitted(string userCode, string btnFunc, ref string errorinfo)
        {
            var staffSql = $"select * from staff where fcode='{userCode}'";
            var staff = CurrDb.FindList<Staff>(staffSql).FirstOrDefault();
            if (staff == null)
            {
                errorinfo = "用户不存在或已被删除";
                return false;
            }
            if (staff.IsSA == 1)
            {
                return true;
            }
            string sql = $@"select a.* from roleFunc a 
                         left join btnfunc b on a.funcid=b.id 
                         left join role c on a.roleid=c.id 
                         left join staffrole d on c.id=d.roleid 
                         where 1=1 and a.Type=1 and d.staffcode='{userCode}' and b.fCode='{btnFunc}'";
            var entity = CurrDb.FindList<RoleFunc>(sql).FirstOrDefault();
            if (entity == null)
            {
                errorinfo = "当前功能未授权，请授权后再试";
                return false;
            }
            return true;
        }

        /// <summary>
        /// 判断请求的接口是否有权限
        /// </summary>
        /// <param name="userCode">用户工号</param>
        /// <param name="moduleName">模块名称(控制器名称)</param>
        /// <param name="btnFunc">action名称</param>
        /// <param name="errorinfo">错误信息</param>
        /// <returns></returns>
        public bool IsPermitted(string userCode, string moduleName, string btnFunc, ref string errorinfo)
        {
            if (string.IsNullOrEmpty(userCode))
                return true;
            var sql = $"select * from staff where fcode='{userCode}'";
            var staff = CurrDb.FindList<Staff>(sql).FirstOrDefault();
            if (staff == null || staff.IsSA == 1)
                return true;
            var strsql = $"select * from btnfunc where funcName='{btnFunc}' and modulename='{moduleName}'";
            var btn = CurrDb.FindList<BtnFunc>(strsql).FirstOrDefault();
            if (btn == null)
                return true;
            sql = $@"select a.* from roleFunc a 
                         left join btnfunc b on a.funcid=b.id 
                         left join role c on a.roleid=c.id 
                         left join staffrole d on c.id=d.roleid 
                         where 1=1 and a.Type=1 and d.staffcode='{userCode}' and b.funcName='{btnFunc}' and b.modulename='{moduleName}'";
            var entity = CurrDb.FindList<RoleFunc>(sql).FirstOrDefault();
            if (entity == null)
            {
                errorinfo = "当前功能未授权，请授权后再试";
                return false;
            }
            return true;
        }
    }
}