using System;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
using AIMSModel;
using AIMSObjectQuery;
using System.Collections.Generic;
using AIMSBLL;
namespace AIMSDAL
{
    internal partial class DDrugs
    {
        #region 插入实体操作部份
        /// 
        /// 插入
        /// 
        /// Command对象
        /// 实体类对象
        /// 标识列值或影响的记录行数
        internal static int Insert(SqlCommand cmd, Drugs drugs)
        {
            cmd.Parameters.Clear();
            cmd.CommandText = "insert into Drugs (Name,HelpCode,DrugKind,Stand,DosageUnit,Unit,UseRate,IsValid,OperatorNo,OperatorName,OperateDate) values (@Name,@HelpCode,@DrugKind,@Stand,@DosageUnit,@Unit,@UseRate,@IsValid,@OperatorNo,@OperatorName,@OperateDate);select @@identity";
            //从实体中取出值放入Command的参数列表
            cmd.Parameters.Add(new SqlParameter("@Name", drugs.Name == null ? (object)DBNull.Value : (object)drugs.Name));
            cmd.Parameters.Add(new SqlParameter("@HelpCode", drugs.HelpCode == null ? (object)DBNull.Value : (object)drugs.HelpCode));
            cmd.Parameters.Add(new SqlParameter("@DrugKind", drugs.DrugKind == null ? (object)DBNull.Value : (object)drugs.DrugKind));
            cmd.Parameters.Add(new SqlParameter("@Stand", drugs.Stand == null ? (object)DBNull.Value : (object)drugs.Stand));
            cmd.Parameters.Add(new SqlParameter("@DosageUnit", drugs.DosageUnit == null ? (object)DBNull.Value : (object)drugs.DosageUnit));
            cmd.Parameters.Add(new SqlParameter("@Unit", drugs.Unit == null ? (object)DBNull.Value : (object)drugs.Unit));
            cmd.Parameters.Add(new SqlParameter("@UseRate", drugs.UseRate.HasValue ? (object)drugs.UseRate.Value : (object)DBNull.Value));
            cmd.Parameters.Add(new SqlParameter("@IsValid", drugs.IsValid.HasValue ? (object)drugs.IsValid.Value : (object)DBNull.Value));
            cmd.Parameters.Add(new SqlParameter("@OperatorNo", drugs.OperatorNo == null ? (object)DBNull.Value : (object)drugs.OperatorNo));
            cmd.Parameters.Add(new SqlParameter("@OperatorName", drugs.OperatorName == null ? (object)DBNull.Value : (object)drugs.OperatorName));
            cmd.Parameters.Add(new SqlParameter("@OperateDate", drugs.OperateDate.HasValue ? (object)drugs.OperateDate.Value : (object)DBNull.Value));
            return Convert.ToInt32(cmd.ExecuteScalar());
        }
        /// 
        /// 不使用事务的插入方法
        /// 
        /// 实体类对象
        /// 标识列值或影响的记录行数
        internal static int Insert(Drugs drugs)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return Insert(cmd, drugs);
                }
            }
        }
        /// 
        /// 使用事务的插入方法
        /// 
        /// 实现共享Connection的对象
        /// 实体类对象
        /// 标识列值或影响的记录行数
        internal static int Insert(Connection connection, Drugs drugs)
        {
            return Insert(connection.Command, drugs);
        }
        #endregion
        #region 删除实体操作
        /// 
        /// 删除
        /// 
        /// Command对象
        /// 实体类对象
        /// 影响的记录行数
        internal static int ExcuteDeleteCommand(SqlCommand cmd, Drugs drugs)
        {
            cmd.Parameters.Clear();
            cmd.CommandText = "delete from Drugs where Id=@Id";
            //从实体中取出值放入Command的参数列表
            cmd.Parameters.Add(new SqlParameter("@Id", drugs.Id));
            return cmd.ExecuteNonQuery();
        }
        /// 
        /// 不使用事务的删除方法
        /// 
        /// 实体类对象
        /// 影响的记录行数
        internal static int Delete(Drugs drugs)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteDeleteCommand(cmd, drugs);
                }
            }
        }
        /// 
        /// 使用事务的删除方法
        /// 
        /// 实现共享Connection的对象
        /// 实体类对象
        /// 影响的记录行数
        internal static int Delete(Connection connection, Drugs drugs)
        {
            return ExcuteDeleteCommand(connection.Command, drugs);
        }
        /// 
        /// 执行删除命令
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int ExcuteDeleteCommand(SqlCommand cmd, string oql, ParameterList parameters)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new DrugsMap());
            if (filterString != string.Empty)
            {
                filterString = " where " + filterString;
            }
            cmd.Parameters.Clear();
            cmd.CommandText = "delete from Drugs " + filterString;
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return cmd.ExecuteNonQuery();
        }
        /// 
        /// 不使用事务的删除方法
        /// 
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int Delete(string oql, ParameterList parameters)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteDeleteCommand(cmd, oql, parameters);
                }
            }
        }
        /// 
        /// 使用事务的删除方法
        /// 
        /// 实现共享Connection的对象
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int Delete(Connection connection, string oql, ParameterList parameters)
        {
            return ExcuteDeleteCommand(connection.Command, oql, parameters);
        }
        #endregion
        #region 更新实体操作
        /// 
        /// 更新
        /// 
        /// Command对象
        /// 实体类对象
        /// 影响的记录行数
        internal static int ExcuteUpdateCommand(SqlCommand cmd, Drugs drugs)
        {
            cmd.CommandText = "update Drugs set Name=@Name,HelpCode=@HelpCode,DrugKind=@DrugKind,Stand=@Stand,DosageUnit=@DosageUnit,Unit=@Unit,UseRate=@UseRate,IsValid=@IsValid,OperatorNo=@OperatorNo,OperatorName=@OperatorName,OperateDate=@OperateDate,Remark=@Remark,Channel=@Channel,UseDose1=@UseDose1,UseDose2=@UseDose2,UseDose3=@UseDose3,Comment=@Comment where Id=@Id";
            //从实体中取出值放入Command的参数列表
            cmd.Parameters.Add(new SqlParameter("@Name", drugs.Name == null ? (object)DBNull.Value : (object)drugs.Name));
            cmd.Parameters.Add(new SqlParameter("@HelpCode", drugs.HelpCode == null ? (object)DBNull.Value : (object)drugs.HelpCode));
            cmd.Parameters.Add(new SqlParameter("@DrugKind", drugs.DrugKind == null ? (object)DBNull.Value : (object)drugs.DrugKind));
            cmd.Parameters.Add(new SqlParameter("@Stand", drugs.Stand == null ? (object)DBNull.Value : (object)drugs.Stand));
            cmd.Parameters.Add(new SqlParameter("@DosageUnit", drugs.DosageUnit == null ? (object)DBNull.Value : (object)drugs.DosageUnit));
            cmd.Parameters.Add(new SqlParameter("@Unit", drugs.Unit == null ? (object)DBNull.Value : (object)drugs.Unit));
            cmd.Parameters.Add(new SqlParameter("@UseRate", drugs.UseRate.HasValue ? (object)drugs.UseRate.Value : (object)DBNull.Value));
            cmd.Parameters.Add(new SqlParameter("@IsValid", drugs.IsValid.HasValue ? (object)drugs.IsValid.Value : (object)DBNull.Value));
            cmd.Parameters.Add(new SqlParameter("@OperatorNo", drugs.OperatorNo == null ? (object)DBNull.Value : (object)drugs.OperatorNo));
            cmd.Parameters.Add(new SqlParameter("@OperatorName", drugs.OperatorName == null ? (object)DBNull.Value : (object)drugs.OperatorName));
            cmd.Parameters.Add(new SqlParameter("@OperateDate", drugs.OperateDate.HasValue ? (object)drugs.OperateDate.Value : (object)DBNull.Value));
            cmd.Parameters.Add(new SqlParameter("@Remark", drugs.Remark == null ? (object)DBNull.Value : (object)drugs.Remark));
            cmd.Parameters.Add(new SqlParameter("@Channel", drugs.Channel == null ? (object)DBNull.Value : (object)drugs.Channel));
            cmd.Parameters.Add(new SqlParameter("@UseDose1", drugs.UseDose1 == null ? (object)DBNull.Value : (object)drugs.UseDose1));
            cmd.Parameters.Add(new SqlParameter("@UseDose2", drugs.UseDose2 == null ? (object)DBNull.Value : (object)drugs.UseDose2));
            cmd.Parameters.Add(new SqlParameter("@UseDose3", drugs.UseDose3 == null ? (object)DBNull.Value : (object)drugs.UseDose3));
            cmd.Parameters.Add(new SqlParameter("@Comment", drugs.Comment == null ? (object)DBNull.Value : (object)drugs.Comment));
            cmd.Parameters.Add(new SqlParameter("@Id", drugs.Id));
            return cmd.ExecuteNonQuery();
        }
        /// 
        /// 不使用事务的更新方法
        /// 
        /// 实体类对象
        /// 影响的记录行数
	    internal static int Update(Drugs drugs)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteUpdateCommand(cmd, drugs);
                }
            }
        }
        /// 
        /// 使用事务的更新方法
        /// 
        /// 实现共享Connection的对象
        /// 实体类对象
        /// 影响的记录行数
        internal static int Update(Connection connection, Drugs drugs)
        {
            return ExcuteUpdateCommand(connection.Command, drugs);
        }
        /// 
        /// 执行更新命令
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int ExcuteUpdateCommand(SqlCommand cmd, string oql, ParameterList parameters)
        {
            //解析过滤部份Sql语句
            string updateString = SyntaxAnalyzer.ParseSql(oql, new DrugsMap());
            cmd.CommandText = "update Drugs set " + updateString;
            cmd.Parameters.Clear();
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return cmd.ExecuteNonQuery();
        }
        /// 
        /// 不使用事务的更新方法
        /// 
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int Update(string oql, ParameterList parameters)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteUpdateCommand(cmd, oql, parameters);
                }
            }
        }
        /// 
        /// 使用事务的更新方法
        /// 
        /// 实现共享Connection的对象
        /// 对象查询语句
        /// 参数列表
        /// 影响的记录行数
        internal static int Update(Connection connection, string oql, ParameterList parameters)
        {
            return ExcuteUpdateCommand(connection.Command, oql, parameters);
        }
        #endregion
        #region 查询实体集合
        /// 
        /// 执行Command获取对象列表
        /// 
        /// Command对象
        /// 递归类型
        /// 递归深度
        /// 实体类对象列表
        internal static List ExcuteSelectCommand(SqlCommand cmd, RecursiveType recursiveType, int recursiveDepth)
        {
            List drugsList = new List();
            using (SqlDataReader dr = cmd.ExecuteReader())
            {
                while (dr.Read())
                {
                    Drugs drugs = DataReaderToEntity(dr);
                    drugsList.Add(drugs);
                }
            }
            return drugsList;
        }
        /// 
        /// 执行查询命令
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 递归类型
        /// 递归深度
        /// 实体类对象集合
        internal static List ExcuteSelectCommand(SqlCommand cmd, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new DrugsMap());
            if (filterString != string.Empty)
            {
                if (filterString.Trim().ToLower().IndexOf("order ") != 0)
                    filterString = " where " + filterString;
            }
            cmd.Parameters.Clear();
            cmd.CommandText = "select * from Drugs " + filterString;
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return ExcuteSelectCommand(cmd, recursiveType, recursiveDepth);
        }
        /// 
        /// 根据对象查询语句查询实体集合
        /// 
        /// 实体类对象集合
        internal static List Select()
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    cmd.CommandText = "select * from Drugs";
                    return ExcuteSelectCommand(cmd, RecursiveType.Parent, 1);
                }
            }
        }
        /// 
        /// 根据对象查询语句查询实体集合
        /// 
        /// 递归类型
        /// 递归深度
        /// 实体类对象集合
        internal static List Select(RecursiveType recursiveType, int recursiveDepth)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    cmd.CommandText = "select * from Drugs";
                    return ExcuteSelectCommand(cmd, recursiveType, recursiveDepth);
                }
            }
        }
        /// 
        /// 根据对象查询语句查询实体集合
        /// 
        /// 对象查询语句
        /// 参数列表
        /// 实体类对象集合
        internal static List Select(string oql, ParameterList parameters)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectCommand(cmd, oql, parameters, RecursiveType.Parent, 1);
                }
            }
        }
        /// 
        /// 根据对象查询语句查询实体集合
        /// 
        /// 对象查询语句
        /// 参数列表
        /// 递归类型
        /// 递归深度
        /// 实体类对象集合
        internal static List Select(string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectCommand(cmd, oql, parameters, recursiveType, recursiveDepth);
                }
            }
        }
        /// 
        /// 根据对象查询语句查询实体集合(启用事务)
        /// 
        /// 连接对象
        /// 对象查询语句
        /// 参数列表
        /// 递归类型
        /// 递归深度
        /// 实体类对象集合
        internal static List Select(Connection connection, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            return ExcuteSelectCommand(connection.Command, oql, parameters, recursiveType, recursiveDepth);
        }
        #endregion
        #region 查询单个实体
        /// 
        /// 递归查询单个实体
        /// 
        /// Command对象
        /// 递归类型
        /// 递归深度
        /// 实体对象
        internal static Drugs ExcuteSelectSingleCommand(SqlCommand cmd, RecursiveType recursiveType, int recursiveDepth)
        {
            Drugs drugs = null;
            using (SqlDataReader dr = cmd.ExecuteReader())
            {
                if (dr.Read())
                    drugs = DataReaderToEntity(dr);
            }
            if (drugs == null)
                return drugs;
            return drugs;
        }
        /// 
        /// 更据对象查询语句递归查询单个实体
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 递归类型
        /// 递归深度
        /// 实体对象
        internal static Drugs ExcuteSelectSingleCommand(SqlCommand cmd, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new DrugsMap());
            if (filterString != string.Empty)
            {
                filterString = " where " + filterString;
            }
            cmd.CommandText = "select * from Drugs " + filterString;
            cmd.Parameters.Clear();
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return ExcuteSelectSingleCommand(cmd, recursiveType, recursiveDepth);
        }
        /// 
        /// 更据对象查询语句递归查询单个实体
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 递归类型
        /// 递归深度
        /// 实体对象
        internal static Drugs SelectSingle(string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectSingleCommand(cmd, oql, parameters, recursiveType, recursiveDepth);
                }
            }
        }
        /// 
        /// 更据对象查询语句查询单个实体
        /// 
        /// Command对象
        /// 对象查询语句
        /// 参数列表
        /// 实体对象
        internal static Drugs SelectSingle(string oql, ParameterList parameters)
        {
            return SelectSingle(oql, parameters, RecursiveType.Parent, 1);
        }
        /// 
        /// 更据对象查询语句并启用事务查询单个实体
        /// 
        /// 连接对象
        /// 对象查询语句
        /// 参数列表
        /// 实体对象
        internal static Drugs SelectSingle(Connection connection, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            return ExcuteSelectSingleCommand(connection.Command, oql, parameters, recursiveType, recursiveDepth);
        }
        /// 
        /// 更据主键值递归查询单个实体
        /// 
        /// Command对象
        /// 主键值
        /// 递归类型
        /// 递归深度
        /// 实体对象
        internal static Drugs SelectSingle(SqlCommand cmd, int? id, RecursiveType recursiveType, int recursiveDepth)
        {
            cmd.Parameters.Clear();
            if (id.HasValue)
            {
                cmd.CommandText = "select * from Drugs where Id=@pk";
                cmd.Parameters.Add(new SqlParameter("@pk", id.Value));
            }
            else
            {
                cmd.CommandText = "select * from Drugs where Id is null";
            }
            return ExcuteSelectSingleCommand(cmd, recursiveType, recursiveDepth);
        }
        /// 
        /// 按主键字段查询特定实体
        /// 
        /// 主键值
        /// 实体类对象
        internal static Drugs SelectSingle(int? id)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return SelectSingle(cmd, id, RecursiveType.Parent, 1);
                }
            }
        }
        /// 
        /// 按主键字段查询特定实体
        /// 
        /// 主键值
        /// 递归类型
        /// 递归深度
        /// 实体类对象
        internal static Drugs SelectSingle(int? id, RecursiveType recursiveType, int recursiveDepth)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return SelectSingle(cmd, id, recursiveType, recursiveDepth);
                }
            }
        }
        /// 
        /// 使用事务并按主键字段查询特定实体
        /// 
        /// 连接对象
        /// 主键值
        /// 实体类对象
        internal static Drugs SelectSingle(Connection connection, int? id, RecursiveType recursiveType, int recursiveDepth)
        {
            return SelectSingle(connection.Command, id, recursiveType, recursiveDepth);
        }
        #endregion
        /// 
        /// 从DataReader中取出值生成实体对象
        /// 
        /// 查询对象
        /// 过滤条件字符串
        private static Drugs DataReaderToEntity(SqlDataReader dr)
        {
            Drugs entity = new Drugs();
            if (dr["Id"] != System.DBNull.Value)
            {
                entity.Id = Convert.ToInt32(dr["Id"]);
            }
            if (dr["Name"] != System.DBNull.Value)
            {
                entity.Name = dr["Name"].ToString();
            }
            if (dr["HelpCode"] != System.DBNull.Value)
            {
                entity.HelpCode = dr["HelpCode"].ToString();
            }
            if (dr["DrugKind"] != System.DBNull.Value)
            {
                entity.DrugKind = dr["DrugKind"].ToString();
            }
            if (dr["Stand"] != System.DBNull.Value)
            {
                entity.Stand = dr["Stand"].ToString();
            }
            if (dr["DosageUnit"] != System.DBNull.Value)
            {
                entity.DosageUnit = dr["DosageUnit"].ToString();
            }
            if (dr["Unit"] != System.DBNull.Value)
            {
                entity.Unit = dr["Unit"].ToString();
            }
            if (dr["UseRate"] != System.DBNull.Value)
            {
                entity.UseRate = Convert.ToInt32(dr["UseRate"]);
            }
            if (dr["IsValid"] != System.DBNull.Value)
            {
                entity.IsValid = Convert.ToInt32(dr["IsValid"]);
            }
            if (dr["OperatorNo"] != System.DBNull.Value)
            {
                entity.OperatorNo = dr["OperatorNo"].ToString();
            }
            if (dr["OperatorName"] != System.DBNull.Value)
            {
                entity.OperatorName = dr["OperatorName"].ToString();
            }
            if (dr["OperateDate"] != System.DBNull.Value)
            {
                entity.OperateDate = Convert.ToDateTime(dr["OperateDate"]);
            }
            if (dr["Remark"] != System.DBNull.Value)
            {
                entity.Remark = dr["Remark"].ToString();
            }
            if (dr["Channel"] != System.DBNull.Value)
            {
                entity.Channel = dr["Channel"].ToString();
            }
            if (dr["UseDose1"] != System.DBNull.Value)
            {
                entity.UseDose1 = dr["UseDose1"].ToString();
            }
            if (dr["UseDose2"] != System.DBNull.Value)
            {
                entity.UseDose2 = dr["UseDose2"].ToString();
            }
            if (dr["UseDose3"] != System.DBNull.Value)
            {
                entity.UseDose3 = dr["UseDose3"].ToString();
            }
            if (dr["Comment"] != System.DBNull.Value)
            {
                entity.Comment = dr["Comment"].ToString();
            }
            return entity;
        }
    }
}