public function evolveAction()
{
$melodyAId = $this->getRequest()->getParam('a');
$melodyBId = $this->getRequest()->getParam('b');
$species = $this->_manager->getSpecies();
$this->view->species = $species;
$this->view->allSpecies = $this->_manager->getSpeciesTable()->findAll();;
if ($melodyAId && $melodyBId) {
$melodyA = $this->_manager->getMelody($melodyAId);
$melodyB = $this->_manager->getMelody($melodyBId);
list ($newA, $newB) = $this->_manager->vote($melodyA, $melodyB);
} elseif ($melodyAId) {
$newA = $this->_manager->getMelody($melodyAId);
$newB = $this->_manager->getMelodyB($species, $melodyAId);
$this->view->singleMelodyLink = true;
} else {
list ($newA, $newB) = $this->_manager->getPair($species);
}
$this->view->melodyA = $newA;
$this->view->melodyB = $newB;
$this->view->melodyAfilename = $newA->getAudioFilename();
$this->view->melodyBfilename = $newB->getAudioFilename();
$this->view->evolving = true;
}
