private string get_rest_name()
{
int rest_id;
Restaurant rest = new Restaurant();
DataTable dt = new DataTable();
dt = bll.select_rest_ID_by_ord_ID(common.ord.ID);
rest_id = int.Parse(dt.Rows[0]["restaurant_ID"].ToString());
//name = order.restaurant_ID;
rest = r_bll.Select_restaurant(rest_id);
return rest.rest_name;
}
//根据餐厅ID修改餐厅信息
public int Update_restaurant(Restaurant rest, int ID)
{
String sql = "update rest_information set rest_name=@rest_name,rest_district=@rest_district,rest_password=@rest_password,rest_telephone=@rest_telephone,rest_homephone=@rest_homephone,rest_question=@rest_question,rest_answer=@rest_answer,rest_description=@rest_description,rest_service=@rest_service,rest_privilege=@rest_privilege,rest_location=@rest_location,begin_date=@begin_date,end_date=@end_date,rest_state=@rest_state where ID=@ID";
SqlParameter[] param =
{
new SqlParameter("@rest_name",SqlDbType.VarChar),
new SqlParameter("@rest_district",SqlDbType.VarChar),
new SqlParameter("@rest_password",SqlDbType.VarChar),
new SqlParameter("@rest_telephone",SqlDbType.VarChar),
new SqlParameter("@rest_homephone",SqlDbType.VarChar),
new SqlParameter("@rest_question",SqlDbType.VarChar),
new SqlParameter("@rest_answer",SqlDbType.VarChar),
new SqlParameter("@rest_description",SqlDbType.VarChar),
new SqlParameter("@rest_service",SqlDbType.Int),
new SqlParameter("@rest_privilege",SqlDbType.Int),
new SqlParameter("@rest_location",SqlDbType.VarChar),
new SqlParameter("@begin_date",SqlDbType.DateTime),
new SqlParameter("@end_date",SqlDbType.DateTime),
new SqlParameter("@rest_state",SqlDbType.Int),
new SqlParameter("@ID",SqlDbType.Int)
};
param[0].Value = rest.rest_name;
param[1].Value = rest.rest_district;
param[2].Value = rest.rest_password;
param[3].Value = rest.rest_telephone;
param[4].Value = rest.rest_homephone;
param[5].Value = rest.rest_question;
param[6].Value = rest.rest_answer;
param[7].Value = rest.rest_description;
param[8].Value = rest.rest_service;
param[9].Value = rest.rest_privilege;
param[10].Value = rest.rest_location;
param[11].Value = rest.begin_date;
param[12].Value = rest.end_date;
param[13].Value = rest.rest_state;
param[14].Value = ID;
return SqlHelper.ExecuteQuery(sql, param);
}
//加入餐馆函数
public int Add_restaurant(Restaurant rest)
{
String sql = "insert into rest_information values(@rest_name,@rest_district,@rest_password,@rest_telephone,@rest_homephone,@rest_question,@rest_answer,@rest_description,@rest_service,@rest_privilege,@rest_location,@begin_date,@end_date,@rest_state)";
SqlParameter[] param =
{
new SqlParameter("@rest_name",SqlDbType.VarChar),
new SqlParameter("@rest_district",SqlDbType.VarChar),
new SqlParameter("@rest_password",SqlDbType.VarChar),
new SqlParameter("@rest_telephone",SqlDbType.VarChar),
new SqlParameter("@rest_homephone",SqlDbType.VarChar),
new SqlParameter("@rest_question",SqlDbType.VarChar),
new SqlParameter("@rest_answer",SqlDbType.VarChar),
new SqlParameter("@rest_description",SqlDbType.VarChar),
new SqlParameter("@rest_service",SqlDbType.Int),
new SqlParameter("@rest_privilege",SqlDbType.Int),
new SqlParameter("@rest_location",SqlDbType.VarChar),
new SqlParameter("@begin_date",SqlDbType.DateTime),
new SqlParameter("@end_date",SqlDbType.DateTime),
new SqlParameter("@rest_state",SqlDbType.Int),
};
param[0].Value = rest.rest_name;
param[1].Value = rest.rest_district;
param[2].Value = rest.rest_password;
param[3].Value = rest.rest_telephone;
param[4].Value = rest.rest_homephone;
param[5].Value = rest.rest_question;
param[6].Value = rest.rest_answer;
param[7].Value = rest.rest_description;
param[8].Value = rest.rest_service;
param[9].Value = rest.rest_privilege;
param[10].Value = rest.rest_location;
param[11].Value = rest.begin_date;
param[12].Value = rest.end_date;
param[13].Value = rest.rest_state;
return SqlHelper.ExecuteQuery(sql, param);
}
//根据ID号查询餐厅信息
public Restaurant select_restaurant(int ID)
{
String sql = "select * from rest_information where ID=@ID";
SqlParameter[] param =
{
new SqlParameter("@ID",SqlDbType.Int)
};
param[0].Value = ID;
Restaurant rest = new Restaurant();
DataTable dt = SqlHelper.ExecuteSelect(sql, param);
foreach (DataRow dr in dt.Rows)
{
rest = DataRowToRestaurant(dr);
}
return rest;
}
//根据手机账号查询餐厅信息返回数据表
public DataTable select_restaurant_by_telephone_dt(string rest_telephone)
{
String sql = "select * from rest_information where rest_telephone=@rest_telephone";
SqlParameter[] param =
{
new SqlParameter("@rest_telephone",SqlDbType.VarChar)
};
param[0].Value = rest_telephone;
Restaurant rest = new Restaurant();
DataTable dt = SqlHelper.ExecuteSelect(sql, param);
return dt;
}
//查找餐厅表前3项
public List<Restaurant> select_top_restaurant()
{
String sql = "select top 3 * from rest_information";
List<Restaurant> rests = new List<Restaurant>();
Restaurant rest = new Restaurant();
DataTable dt = SqlHelper.Execute_Select(sql);
foreach (DataRow dr in dt.Rows)
{
rest = DataRowToRestaurant(dr);
rests.Add(rest);
}
return rests;
}
//根据ID号查询餐厅信息返回数据表
public DataTable select_restaurant_dt(int ID)
{
String sql = "select * from rest_information where ID=@ID";
SqlParameter[] param =
{
new SqlParameter("@ID",SqlDbType.Int)
};
param[0].Value = ID;
Restaurant rest = new Restaurant();
DataTable dt = SqlHelper.ExecuteSelect(sql, param);
return dt;
}
//餐厅数据行转化为restaurant实例
public Restaurant DataRowToRestaurant(DataRow dr)
{
Restaurant rest = new Restaurant();
rest.ID = (int)dr["ID"];
rest.rest_name = dr["rest_name"].ToString();
rest.rest_district = dr["rest_district"].ToString();
rest.rest_password = dr["rest_password"].ToString();
rest.rest_telephone = dr["rest_telephone"].ToString();
rest.rest_homephone = dr["rest_homephone"].ToString();
rest.rest_question = dr["rest_question"].ToString();
rest.rest_answer = dr["rest_answer"].ToString();
rest.rest_description = dr["rest_description"].ToString();
rest.rest_service = (int)dr["rest_service"];
rest.rest_privilege = (int)dr["rest_privilege"];
rest.rest_location = dr["rest_location"].ToString();
rest.begin_date = DateTime.Parse(dr["begin_date"].ToString());
rest.end_date = DateTime.Parse(dr["end_date"].ToString());
rest.rest_state = (int)dr["rest_state"];
return rest;
}
public bool Update_restaurant(Restaurant rest, int ID)
{
return dal.Update_restaurant(rest, ID) > 0;
}
public bool Add_restaurant(Restaurant rest)
{
return dal.Add_restaurant(rest) > 0;
}
