using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using MySql.Data.MySqlClient;

namespace RoadFlow.Data.ORACLE
{
    public class Log : RoadFlow.Data.Interface.ILog
    {
        private DBHelper dbHelper = new DBHelper();
        /// <summary>
        /// 构造函数 
        /// </summary>
        public Log()
        {

        }
        /// <summary>
        /// 添加记录
        /// </summary>
        /// <param name="model">RoadFlow.Data.Model.Log实体类</param>
        /// <returns>操作所影响的行数</returns>
        public int Add(RoadFlow.Data.Model.Log model)
        {
            string sql = @"INSERT INTO Log
				(ID,Title,Type,WriteTime,UserID,UserName,IPAddress,URL,Contents,Others,OldXml,NewXml) 
				VALUES(@ID,@Title,@Type,@WriteTime,@UserID,@UserName,@IPAddress,@URL,@Contents,@Others,@OldXml,@NewXml)";
            MySqlParameter[] parameters = new MySqlParameter[]{
                new MySqlParameter("@ID", model.ID),
                new MySqlParameter("@Title",model.Title),
                new MySqlParameter("@Type", model.Type),
                new MySqlParameter("@WriteTime", model.WriteTime),
                model.URL == null ? new MySqlParameter("@URL", DBNull.Value): new MySqlParameter("@URL", model.URL),
                model.UserID == null ? new MySqlParameter("@UserID", DBNull.Value) : new MySqlParameter("@UserID", model.UserID),
                model.Others == null ? new MySqlParameter("@Others", DBNull.Value) : new MySqlParameter("@Others", model.Others),
                model.OldXml == null ? new MySqlParameter("@OldXml",DBNull.Value) : new MySqlParameter("@OldXml", model.OldXml),
                model.NewXml == null ? new MySqlParameter("@NewXml",DBNull.Value) : new MySqlParameter("@NewXml", model.NewXml),
                model.UserName == null ? new MySqlParameter("@UserName", DBNull.Value) : new MySqlParameter("@UserName",model.UserName),
                model.Contents == null ? new MySqlParameter("@Contents", DBNull.Value) : new MySqlParameter("@Contents",model.Contents),
                model.IPAddress == null ? new MySqlParameter("@IPAddress", DBNull.Value ) : new MySqlParameter("@IPAddress",model.IPAddress),
            };
            return dbHelper.Execute(sql, parameters);
        }
        /// <summary>
        /// 更新记录
        /// </summary>
        /// <param name="model">RoadFlow.Data.Model.Log实体类</param>
        public int Update(RoadFlow.Data.Model.Log model)
        {
            string sql = @"UPDATE Log SET 
				Title=@Title,Type=@Type,WriteTime=@WriteTime,UserID=@UserID,UserName=@UserName,IPAddress=@IPAddress,URL=@URL,Contents=@Contents,Others=@Others,OldXml=@OldXml,NewXml=@NewXml
				WHERE ID=@ID";
            MySqlParameter[] parameters = new MySqlParameter[]{
                new MySqlParameter("@Title", MySqlDbType.VarChar){ Value = model.Title },
                new MySqlParameter("@Type", MySqlDbType.VarChar, 100){ Value = model.Type },
                new MySqlParameter("@WriteTime",model.WriteTime ),
                model.UserID == null ? new MySqlParameter("@UserID", MySqlDbType.VarChar, 50) { Value = DBNull.Value } : new MySqlParameter("@UserID", MySqlDbType.VarChar, 50) { Value = model.UserID },
                model.UserName == null ? new MySqlParameter("@UserName", MySqlDbType.VarChar, 100) { Value = DBNull.Value } : new MySqlParameter("@UserName", MySqlDbType.VarChar, 100) { Value = model.UserName },
                model.IPAddress == null ? new MySqlParameter("@IPAddress", MySqlDbType.VarChar, 50) { Value = DBNull.Value } : new MySqlParameter("@IPAddress", MySqlDbType.VarChar, 50) { Value = model.IPAddress },
                model.URL == null ? new MySqlParameter("@URL", MySqlDbType.VarChar) { Value = DBNull.Value } : new MySqlParameter("@URL", MySqlDbType.VarChar) { Value = model.URL },
                model.Contents == null ? new MySqlParameter("@Contents", MySqlDbType.VarChar) { Value = DBNull.Value } : new MySqlParameter("@Contents", MySqlDbType.VarChar) { Value = model.Contents },
                model.Others == null ? new MySqlParameter("@Others", MySqlDbType.VarChar) { Value = DBNull.Value } : new MySqlParameter("@Others", MySqlDbType.VarChar) { Value = model.Others },
                model.OldXml == null ? new MySqlParameter("@OldXml", MySqlDbType.VarChar) { Value = DBNull.Value } : new MySqlParameter("@OldXml", MySqlDbType.VarChar) { Value = model.OldXml },
                model.NewXml == null ? new MySqlParameter("@NewXml", MySqlDbType.VarChar) { Value = DBNull.Value } : new MySqlParameter("@NewXml", MySqlDbType.VarChar) { Value = model.NewXml },
                new MySqlParameter("@ID", MySqlDbType.VarChar, 50){ Value = model.ID }
            };
            return dbHelper.Execute(sql, parameters);
        }
        /// <summary>
        /// 删除记录
        /// </summary>
        public int Delete(Guid id)
        {
            string sql = "DELETE FROM Log WHERE ID=@ID";
            MySqlParameter[] parameters = new MySqlParameter[]{
                new MySqlParameter("@ID", MySqlDbType.VarChar, 50){ Value = id }
            };
            return dbHelper.Execute(sql, parameters);
        }
        /// <summary>
        /// 将DataRedar转换为List
        /// </summary>
        private List<RoadFlow.Data.Model.Log> DataReaderToList(DataTable dataReader)
        {
            List<RoadFlow.Data.Model.Log> List = new List<RoadFlow.Data.Model.Log>();
            RoadFlow.Data.Model.Log model = null;
            for (int i = 0; i < dataReader.Rows.Count; i++)
            //while (dataReader.Read())
            {
                model = new RoadFlow.Data.Model.Log();
                model.ID = new Guid(dataReader.Rows[i][0] + "");
                model.Title = dataReader.Rows[i][1] + "";
                model.Type = dataReader.Rows[i][2] + "";
                DateTime.TryParse(dataReader.Rows[i][3] + "", out DateTime dtm);
                model.WriteTime = dtm;
                model.UserID = dataReader.Rows[i][4] + "";
                model.UserName = dataReader.Rows[i][5] + "";
                model.IPAddress = dataReader.Rows[i][6] + "";
                model.URL = dataReader.Rows[i][7] + "";
                model.Contents = dataReader.Rows[i][8] + "";
                model.Others = dataReader.Rows[i][9] + "";
                model.OldXml = dataReader.Rows[i][10] + "";
                model.NewXml = dataReader.Rows[i][11] + "";
                List.Add(model);
            }
            return List;
        }
        /// <summary>
        /// 查询所有记录
        /// </summary>
        public List<RoadFlow.Data.Model.Log> GetAll()
        {
            string sql = "SELECT * FROM Log";
            var dataReader = dbHelper.GetDataReader(sql);
            List<RoadFlow.Data.Model.Log> List = DataReaderToList(dataReader);
            return List;
        }
        /// <summary>
        /// 查询记录数
        /// </summary>
        public long GetCount()
        {
            string sql = "SELECT COUNT(*) FROM Log";
            long count;
            return long.TryParse(dbHelper.GetFieldValue(sql), out count) ? count : 0;
        }
        /// <summary>
        /// 根据主键查询一条记录
        /// </summary>
        public RoadFlow.Data.Model.Log Get(Guid id)
        {
            string sql = "SELECT * FROM Log WHERE ID=@ID";
            MySqlParameter[] parameters = new MySqlParameter[]{
                new MySqlParameter("@ID", MySqlDbType.VarChar, 50){ Value = id }
            };
            var dataReader = dbHelper.GetDataReader(sql, parameters);
            List<RoadFlow.Data.Model.Log> List = DataReaderToList(dataReader); 
            return List.Count > 0 ? List[0] : null;
        }

        /// <summary>
        /// 得到一页日志数据
        /// </summary>
        /// <param name="pager"></param>
        /// <param name="query"></param>
        /// <param name="order"></param>
        /// <param name="size"></param>
        /// <param name="number"></param>
        /// <param name="title"></param>
        /// <param name="type"></param>
        /// <param name="date1"></param>
        /// <param name="date2"></param>
        /// <param name="userID"></param>
        /// <returns></returns>
        public DataTable GetPagerData(out string pager, string query = "", int size = 15, int number = 1, string title = "", string type = "", string date1 = "", string date2 = "", string userID = "")
        {
            StringBuilder where = new StringBuilder();
            List<MySqlParameter> parList = new List<MySqlParameter>();
            if (!title.IsNullOrEmpty())
            {
                where.Append("AND CHARINDEX(@Title,Title)>0 ");
                parList.Add(new MySqlParameter("@Title", MySqlDbType.VarChar) { Value = title });
            }
            if (!type.IsNullOrEmpty())
            {
                where.Append("AND Type=@Type ");
                parList.Add(new MySqlParameter("@Type", MySqlDbType.VarChar) { Value = type });
            }
            if (date1.IsDateTime())
            {
                where.Append("AND WriteTime>=@Date1 ");
                parList.Add(new MySqlParameter("@Date1", date1.ToDateTime().ToString("yyyy-MM-dd 00:00:00")));
            }
            if (date2.IsDateTime())
            {
                where.Append("AND WriteTime<=@Date2 ");
                parList.Add(new MySqlParameter("@Date2", date2.ToDateTime().AddDays(1).ToString("yyyy-MM-dd 00:00:00")));
            }
            if (userID.IsGuid())
            {
                where.Append("AND UserID=@UserID ");
                parList.Add(new MySqlParameter("@UserID", MySqlDbType.VarChar, 50) { Value = userID.ToGuid() });
            }
            long count;
            string sql = dbHelper.GetPaerSql("Log", "ID,Title,Type,WriteTime,UserName,IPAddress", where.ToString(), "WriteTime DESC", size, number, out count, parList.ToArray());
            pager = RoadFlow.Utility.Tools.GetPagerHtml(count, size, number, query);
            return dbHelper.GetDataTable(sql.ToString(), parList.ToArray());
        }
    }
}