<?php
class App_Dao_Doctrine_Answer implements App_Dao_Answer_Interface
{
	public function insertAnswer(Quiz_Answer $answer)
	{
		$a = new Answer();
		$a->answer = $answer->getAnswer();

		try
		{
			$a->save();
			$answer->setId($a->id);
		}
		catch(Doctrine_Exception $e)
		{
			throw new App_Dao_Exception('Error inserting answer', $e);
		}
	}

	public function findAnswer($id)
	{
		$data = Doctrine::getTable('Answer')->find($id);
		$answer = new Quiz_Answer();
		$answer->setId($data->id);
		$answer->setAnswer($data->answer);
		return $answer;
	}

	/**
	 * return an answer object based on the answer text
	 * @param string $answer
	 * @return Quiz_Answer
	 */
	public function findAnswerByAnswer($answer)
	{
		$data = Doctrine::getTable('Answer')->findOneByAnswer($answer);
		$ans = new Quiz_Answer();
		$ans->setId($data->id);
		$ans->setAnswer($data->answer);
		return $ans;
	}

}