/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(TSIMSServer.Model.v_course_textbook_info model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into v_course_textbook_info(");
strSql.Append("course_name,need_book,isbn,book_name,price,user_num)");
strSql.Append(" values (");
strSql.Append("@course_name,@need_book,@isbn,@book_name,@price,@user_num)");
MySqlParameter[] parameters =
{
new MySqlParameter("@course_name", MySqlDbType.VarChar, 100),
new MySqlParameter("@need_book", MySqlDbType.Int32, 11),
new MySqlParameter("@isbn", MySqlDbType.VarChar, 50),
new MySqlParameter("@book_name", MySqlDbType.VarChar, 100),
new MySqlParameter("@price", MySqlDbType.Decimal, 10),
new MySqlParameter("@user_num", MySqlDbType.VarChar, 50)
};
parameters[0].Value = model.course_name;
parameters[1].Value = model.need_book;
parameters[2].Value = model.isbn;
parameters[3].Value = model.book_name;
parameters[4].Value = model.price;
parameters[5].Value = model.user_num;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public TSIMSServer.Model.v_course_textbook_info DataRowToModel(DataRow row)
{
TSIMSServer.Model.v_course_textbook_info model = new TSIMSServer.Model.v_course_textbook_info();
if (row != null)
{
if (row["course_name"] != null)
{
model.course_name = row["course_name"].ToString();
}
if (row["need_book"] != null && row["need_book"].ToString() != "")
{
model.need_book = int.Parse(row["need_book"].ToString());
}
if (row["isbn"] != null)
{
model.isbn = row["isbn"].ToString();
}
if (row["book_name"] != null)
{
model.book_name = row["book_name"].ToString();
}
if (row["price"] != null && row["price"].ToString() != "")
{
model.price = decimal.Parse(row["price"].ToString());
}
if (row["user_num"] != null)
{
model.user_num = row["user_num"].ToString();
}
}
return(model);
}
public HttpResponseMessage GetTextBookInfo(string user_num)
{
//string user_num = userNo.user_num;
//List<Model.t_user> userList = BLL_User.GetModelList("1=1");
if (user_num != null)
{
TSIMSServer.BLL.v_course_textbook_info VCTI_BLL = new BLL.v_course_textbook_info();
string sql = "select a.course_name, a.need_book,c.isbn," +
"d.book_name,d.price,e.user_num from t_teaching as a " +
"join t_user as b on b.user_num = '" + user_num + "' and a.class_num = b.class_num left join " +
"t_teaching_book as c on a.id = c.teaching_id left join t_book d on d.isbn = c.isbn left join " +
"t_book_order as e on e.user_num = b.user_num and e.isbn = c.isbn";
List <TSIMSServer.Model.v_course_textbook_info> VCTIList = VCTI_BLL.GetModelListByUser(sql);
string jsonResult = "{\"code\": 1,\"data\": [";
for (int i = 0; i < VCTIList.Count; i++)
{
TSIMSServer.Model.v_course_textbook_info VCTI = VCTIList[i];
string json = "";
if (i != 0)
{
json = json + ",";
}
json = json + "{\"courseName\": \"" + VCTI.course_name;
json = json + "\",\"needBook\": \"" + VCTI.need_book;
json = json + "\",\"isbn\": \"" + VCTI.isbn;
json = json + "\",\"bookName\": \"" + VCTI.book_name;
json = json + "\",\"price\": \"" + VCTI.price;
if (VCTI.user_num.Equals(user_num))
{
json = json + "\",\"isSelect\": \"" + 1;
}
else
{
json = json + "\",\"isSelect\": \"" + 0;
}
json = json + "\"}";
jsonResult += json;
}
jsonResult += "]}";
//string json = "{\"user_num\":" + user_num + "}";
return(new HttpResponseMessage {
Content = new StringContent(jsonResult, System.Text.Encoding.UTF8, "application/json")
});
}
else
{
string json = "{\"code\":" + 0 + ", \"data\":" + "\"获取失败\"" + "}";
return(new HttpResponseMessage {
Content = new StringContent(json, System.Text.Encoding.UTF8, "application/json")
});
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(TSIMSServer.Model.v_course_textbook_info model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update v_course_textbook_info set ");
strSql.Append("course_name=@course_name,");
strSql.Append("need_book=@need_book,");
strSql.Append("isbn=@isbn,");
strSql.Append("book_name=@book_name,");
strSql.Append("price=@price,");
strSql.Append("user_num=@user_num");
strSql.Append(" where ");
MySqlParameter[] parameters =
{
new MySqlParameter("@course_name", MySqlDbType.VarChar, 100),
new MySqlParameter("@need_book", MySqlDbType.Int32, 11),
new MySqlParameter("@isbn", MySqlDbType.VarChar, 50),
new MySqlParameter("@book_name", MySqlDbType.VarChar, 100),
new MySqlParameter("@price", MySqlDbType.Decimal, 10),
new MySqlParameter("@user_num", MySqlDbType.VarChar, 50)
};
parameters[0].Value = model.course_name;
parameters[1].Value = model.need_book;
parameters[2].Value = model.isbn;
parameters[3].Value = model.book_name;
parameters[4].Value = model.price;
parameters[5].Value = model.user_num;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public TSIMSServer.Model.v_course_textbook_info GetModel()
{
//该表无主键信息，请自定义主键/条件字段
StringBuilder strSql = new StringBuilder();
strSql.Append("select course_name,need_book,isbn,book_name,price,user_num from v_course_textbook_info ");
strSql.Append(" where ");
MySqlParameter[] parameters =
{
};
TSIMSServer.Model.v_course_textbook_info model = new TSIMSServer.Model.v_course_textbook_info();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
