<?php
/**
 * An object which lets you perform most of the operations
 */
class IntermediateObject extends BaseIntermediateObject
{
	public function __toString()
	{
		return $this->_value.'';
	}

	/**
	 * finish (does nothing =))
	 */
	public function finish()
	{
	}

	/**
	 * @see take()
	 */
	public function take($value)
	{
		$int = new IntermediateObject($value);
		return new AndObject($int);
	}

	/**
	 * Displays current value with echo
	 * @return IntermediateObject $this
	 */
	public function display()
	{
		echo $this->_value;

		return new AndObject(new IntermediateObject($this->_value));
	}

	/**
	 * Assigns value to variable. Can use it(). Sets active value to $value
	 * @see assign()
	 * @param mixed $value
	 * @return AssignIntermediate
	 */
	public function assign($value)
	{
		if($value instanceof ItObject)
			$value = $this->_value;

		$int = new AssignIntermediate($value);
		return $int;
	}

	/**
	 * Calls a function or method. 
	 * With it() calls the active value as a function,
	 * with its()->method, tries to call a method of the active value
	 * otherwise will try calling $what
	 * @param ItObject|ItsObject|string $what
	 * @return CallIntermediate
	 */
	public function call($what)
	{
		$int = null;
		if($what instanceof ItObject)
		{
			$int = new CallIntermediate($this->_value);
		}
		else if($what instanceof ItsObject)
		{
			$int = new CallIntermediate(array($this->_value, $what->getMethod()));
		}
		else
			$int = new CallIntermediate($what);

		return $int;
	}

	public function __call($method, $args)
	{
		if($method == 'if')
		{
			return new IfIntermediate($args[0]);
		}
		
		if($method == 'while')
			return new WhileIntermediate($args[0]);
	}
	
	public function from($start)
	{
		return new FromIntermediate($start);
	}
}