Prediction.php
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<?php
namespace FootyRoom\Core\Predictor;
use FootyRoom\Core\CoreException;
use FootyRoom\Core\EventGenerator;
use Doctrine\ODM\MongoDB\Mapping\Annotations as ODM;
/**
* @ODM\Document(collection="predictor.predictions")
*/
class Prediction
{
use EventGenerator;
/**
* @ODM\Id
*
* @var string
*/
protected $id;
/**
* @ODM\Field(type="int")
*
* @var int|string
*/
protected $userId;
/**
* @ODM\Field(type="int")
*
* @var int
*/
protected $matchId;
/**
* @ODM\Field(type="int")
*
* @var string
*/
protected $homeScore;
/**
* @ODM\Field(type="int")
*
* @var string
*/
protected $awayScore;
/**
* @ODM\Field(type="int")
*
* @var int
*/
protected $stake;
/**
* @ODM\Field(type="bool")
*
* @var boolean
*/
protected $settled;
public function __construct(int $userId, int $matchId, int $homeScore, int $awayScore, int $stake = 0)
{
$this->userId = $userId;
$this->matchId = $matchId;
$this->setScore($homeScore, $awayScore);
$this->stake = 0;
$this->settled = false;
$this->bet($stake);
$this->raise(new PredictionCreated($this));
}
public function getUserId(): int
{
return $this->userId;
}
public function getMatchId(): int
{
return $this->matchId;
}
public function getStake(): int
{
return $this->stake;
}
public function getHomeScore(): int
{
return $this->homeScore;
}
public function getAwayScore(): int
{
return $this->awayScore;
}
public function getSettled(): bool
{
return $this->settled;
}
public function bet(int $stake)
{
if ($stake < 0) {
throw new CoreException('You can\'t make a negative bet.');
}
if ($this->stake > $stake) {
throw new CoreException('You can\'t lower your bet.');
}
$raise = $stake - $this->stake;
$this->stake = $stake;
if ($raise > 0) {
$this->raise(new PredictionStakeRaised($this, $raise));
}
}
public function change(int $homeScore, int $awayScore)
{
if ($this->stake > 0) {
if ($this->homeScore !== $homeScore || $this->awayScore !== $awayScore) {
throw new CoreException('You can\'t change your prediction once you\'ve placed a bet.');
}
}
$this->setScore($homeScore, $awayScore);
}
protected function setScore(int $homeScore, int $awayScore)
{
if ($homeScore > 20 || $awayScore > 20) {
throw new CoreException('Please check your prediction, it\'s outrageous!');
}
$this->homeScore = $homeScore;
$this->awayScore = $awayScore;
}
}