using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Collections;



namespace FangYar.OracleDAL
{
    public class ToTreeDAL : IDAL.ToTreeIDAL
    {
        #region 私有方法
        /// <summary>
        /// DataRow转model实体类对象
        /// </summary>
        /// <param name="dr"></param>
        /// <returns></returns>

        /// <summary>
        /// 把DataRow行转成树节点实体类对象
        /// </summary>
        private FangYar.Model.TreeNodeModel DataRowToTreeNodeModel(DataRow dr)
        {
            FangYar.Model.TreeNodeModel model = new Model.TreeNodeModel();
            if (!DBNull.Value.Equals(dr["id"]))
                model.id = dr["id"].ToString();
            if (!DBNull.Value.Equals(dr["name"]))
                model.name = dr["name"].ToString();
            if (!DBNull.Value.Equals(dr["pId"]))
                model.pId = dr["pId"].ToString();
            if (!DBNull.Value.Equals(dr["chkDisabled"]))
                model.chkDisabled = dr["chkDisabled"].ToString();

            return model;


        }

        /// <summary>
        /// 把DataTable行转成实体类List集合
        /// </summary>
        private List<FangYar.Model.TreeNodeModel> DataTableToTreeList(DataTable dt)
        {
            List<FangYar.Model.TreeNodeModel> modellist = new List<Model.TreeNodeModel>();
            if (dt.Rows.Count > 0)
            {
                foreach (DataRow myRow in dt.Rows)
                {
                    modellist.Add(DataRowToTreeNodeModel(myRow));
                }
            }
            return modellist;

        }

        #endregion
        #region 基本方法

        /// <summary>
        /// 获取记录数
        /// </summary>
        public int Count(string table, string strwhere)
        {
            string sql = "select count(1) from " + table;
            if (strwhere != null && strwhere != "")
            {
                sql += " where " + strwhere;
            }
            try
            {

                return FangYar.Common.MySqlHelper.GetCount(sql);

            }
            catch
            {
                return 0;
            }
        }

        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetTree(string treeid, string treepid, string name, string table, string strwhere, List<FangYar.Model.TreeNodeModel> treelist)
        {
            List<FangYar.Model.TreeNodeModel> list = GetTreeNodeModelToList(treeid, treepid, name, table, strwhere);
            if (list != null && list.Count > 0)
            {
                treelist.AddRange(list);
                //if (!string.IsNullOrEmpty(strwhere))
                //{
                //    list.ForEach(delegate(FangYar.Model.TreeNodeModel treeModel)
                //    {
                //        string where = treepid + " = '" + treeModel.id + "'";
                //        if (Count(table,where) > 0)
                //        {
                //            GetTree(treeid, treepid, name, table, where, treelist);
                //        }
                //    });
                //}
            }
            return treelist;

        }

        /// <summary>
        ///  获取树    根据单位ID获取本节点及所有级子节点树
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetTree2(string treeid, string treepid, string name, string table, string strwhere, List<FangYar.Model.TreeNodeModel> treelist)
        {
            List<FangYar.Model.TreeNodeModel> list = GetTreeNodeModelToList2(treeid, treepid, name, table, strwhere);
            if (list != null && list.Count > 0)
            {
                treelist.AddRange(list);
            }
            return treelist;
        }

        /// <summary>
        ///  获取树    只查询一遍
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetTree3(string treeid, string treepid, string name, string table, string strwhere, List<FangYar.Model.TreeNodeModel> treelist)
        {
            List<FangYar.Model.TreeNodeModel> list = GetTreeNodeModelToList(treeid, treepid, name, table, strwhere);
            if (list != null && list.Count > 0)
            {
                treelist.AddRange(list);
            }
            return treelist;
        }

        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetNodeTree(string treeid, string treepid, string name, string table, string strwhere)
        {
            List<FangYar.Model.TreeNodeModel> list = GetTreeNodeModelToList(treeid, treepid, name, table, strwhere);
            if (list != null && list.Count > 0)
            {
                if (!string.IsNullOrEmpty(strwhere))
                {
                    list.ForEach(delegate (FangYar.Model.TreeNodeModel treeModel)
                    {
                        string where = treepid + " = '" + treeModel.id + "'";
                        if (Count(table, where) > 0)
                        {
                            treeModel.isParent = true;
                        }
                        else
                        {
                            treeModel.isParent = false;
                        }
                    });
                }
            }
            return list;
        }

        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetTreeNodeModelToList(string treeid, string treepid, string name, string table, string strwhere)
        {
            return DataTableToTreeList(GetTreeNodeModel(treeid, treepid, name, table, strwhere));
        }
        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public List<FangYar.Model.TreeNodeModel> GetTreeNodeModelToList2(string treeid, string treepid, string name, string table, string strwhere)
        {
            return DataTableToTreeList(GetTreeNodeModel2(treeid, treepid, name, table, strwhere));
        }

        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public DataTable GetTreeNodeModel(string treeid, string treepid, string name, string table, string strwhere)
        {
            string sql = "select " + treeid + " as id ," + treepid + " as pId ," + name + " as name ," +
                "CASE MENU_FLAG WHEN '0' THEN 'false' ELSE 'true' END  as chkDisabled  from   " + table;
            if (strwhere != null && strwhere != "")
            {
                sql += " where " + strwhere;
            }
            sql += " order by MENU_TYPE ,menu_level,menu_order";
            return FangYar.Common.MySqlHelper.QueryTable(sql);
        }

        /// <summary>
        /// 获取列表
        /// </summary>
        /// <param name="strwhere">查询条件</param>
        /// <returns></returns>
        public DataTable GetTreeNodeModel2(string treeid, string treepid, string name, string table, string strwhere)
        {
            string sql = "select " + treeid + " as id ," + treepid + " as pId ," + name + " as name  from   " + table;
            if (strwhere != null && strwhere != "")
            {
                sql += " ,(select get_Org_child_list('" + strwhere + "') cids ) s where find_in_set(ORG_ID,cids) ";
            }





            return FangYar.Common.MySqlHelper.QueryTable(sql);
        }





        #endregion

        #region 扩展业务方法

        #endregion
    }
}