public int update(NotifyModels item)
{
StringBuilder sqlBuilder = new StringBuilder();
sqlBuilder.Append("UPDATE ");
sqlBuilder.Append("gov_notify ");
sqlBuilder.Append("SET ");
sqlBuilder.Append("title = @1, ");
sqlBuilder.Append("content = @2, ");
sqlBuilder.Append("update_username = @3, ");
sqlBuilder.Append("update_datetime = @4 ");
sqlBuilder.Append("WHERE ");
sqlBuilder.Append("id = @5 ");
this.Sql = sqlBuilder.ToString();
MySqlCommand objCmd = new MySqlCommand(Sql, getConnection());
objCmd.Parameters.AddWithValue("@1", item.Title);
objCmd.Parameters.AddWithValue("@2", item.Content);
objCmd.Parameters.AddWithValue("@3", item.UpdateUsername);
objCmd.Parameters.AddWithValue("@4", item.UpdateDatetime);
objCmd.Parameters.AddWithValue("@5", item.Id);
int rs = objCmd.ExecuteNonQuery();
return rs;
}
public int insert(NotifyModels item)
{
StringBuilder sqlBuilder = new StringBuilder();
sqlBuilder.Append("INSERT ");
sqlBuilder.Append("INTO ");
sqlBuilder.Append("gov_notify ");
sqlBuilder.Append("( ");
sqlBuilder.Append("title, ");
sqlBuilder.Append("content, ");
sqlBuilder.Append("update_username, ");
sqlBuilder.Append("update_datetime ");
sqlBuilder.Append(") ");
sqlBuilder.Append("values(");
sqlBuilder.Append("@1, @2, @3, @4");
sqlBuilder.Append(")");
this.Sql = sqlBuilder.ToString();
MySqlCommand objCmd = new MySqlCommand(Sql, getConnection());
objCmd.Parameters.AddWithValue("@1", item.Title);
objCmd.Parameters.AddWithValue("@2", item.Content);
objCmd.Parameters.AddWithValue("@3", item.UpdateUsername);
objCmd.Parameters.AddWithValue("@4", item.UpdateDatetime);
int rs = objCmd.ExecuteNonQuery();
return rs;
}
public List<NotifyModels> select(int page, int limit)
{
int offset = (page - 1) * limit;
StringBuilder sqlBuilder = new StringBuilder();
sqlBuilder.Append("SELECT ");
sqlBuilder.Append("* ");
sqlBuilder.Append("FROM ");
sqlBuilder.Append("gov_notify gn ");
sqlBuilder.Append(getBaseSQL());
if (page > 0 && limit > 0)
{
sqlBuilder.Append(" LIMIT @limit ");
sqlBuilder.Append(" OFFSET @offset ");
}
this.Sql = sqlBuilder.ToString();
MySqlCommand objCmd = new MySqlCommand(Sql, getConnection());
if (page > 0 && limit > 0)
{
objCmd.Parameters.AddWithValue("@limit", limit);
objCmd.Parameters.AddWithValue("@offset", offset);
}
MySqlDataReader dataReader = objCmd.ExecuteReader();
List<NotifyModels> lstDocument = new List<NotifyModels>();
NotifyModels item;
while (dataReader.Read())
{
item = new NotifyModels();
item.Id = Convert.ToInt32(dataReader["id"]);
item.Title = dataReader["title"].ToString();
item.Content = dataReader["content"].ToString();
item.UpdateUsername = dataReader["update_username"].ToString();
item.UpdateDatetime = Convert.ToDateTime(dataReader["update_datetime"]);
lstDocument.Add(item);
}
getConnection().Close();
return lstDocument;
}