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<?php |
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namespace ConferenceTools\Tickets\Domain\ValueObject; |
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use ConferenceTools\Tickets\Domain\Service\Configuration; |
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class Basket |
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{ |
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/** |
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* @var TicketReservation[] |
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*/ |
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private $tickets; |
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/** |
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* @var Price |
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*/ |
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private $preDiscountTotal; |
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/** |
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* @var Price |
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*/ |
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private $total; |
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/** |
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* @var DiscountCode |
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*/ |
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private $discountCode; |
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private function __construct(TicketReservation ...$tickets) |
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{ |
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if (count($tickets) === 0) { |
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throw new \InvalidArgumentException('Must put at least one Ticket reservation into a basket'); |
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} |
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$this->tickets = $tickets; |
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} |
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public static function fromReservations(Configuration $config, TicketReservation ...$tickets) |
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{ |
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$instance = new self( |
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...$tickets |
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); |
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$zero = Price::fromNetCost(new Money(0, $config->getCurrency()), $config->getTaxRate()); |
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$instance->preDiscountTotal = $instance->calculateTotal($zero); |
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$instance->total = $instance->preDiscountTotal; |
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return $instance; |
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} |
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public static function fromReservationsWithDiscount( |
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Configuration $config, |
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DiscountCode $discountCode, |
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TicketReservation ...$tickets) |
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{ |
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$instance = new self( |
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...$tickets |
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); |
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$zero = Price::fromNetCost(new Money(0, $config->getCurrency()), $config->getTaxRate()); |
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$instance->preDiscountTotal = $instance->calculateTotal($zero); |
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$instance->total = $instance->preDiscountTotal->subtract($discountCode->apply($instance)); |
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$instance->discountCode = $discountCode; |
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return $instance; |
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} |
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/** |
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* @return TicketReservation[] |
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*/ |
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public function getTickets(): array |
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{ |
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return $this->tickets; |
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} |
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public function getTotal(): Price |
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{ |
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return $this->total; |
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} |
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public function hasDiscountCode(): bool |
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{ |
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return !($this->discountCode === null); |
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} |
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/** |
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* @TODO make nullable (PHP 7.1) |
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* @return DiscountCode |
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*/ |
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public function getDiscountCode(): DiscountCode |
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{ |
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return $this->discountCode; |
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} |
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private function calculateTotal(Price $total): Price |
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{ |
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foreach ($this->tickets as $ticket) { |
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$total = $total->add($ticket->getTicketType()->getPrice()); |
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} |
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return $total; |
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} |
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public function getPreDiscountTotal(): Price |
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{ |
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return $this->preDiscountTotal; |
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} |
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public function containingOnly(TicketType ...$ticketTypes) |
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{ |
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$filteredReservations = []; |
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foreach($this->tickets as $ticketReservation) { |
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if (in_array($ticketReservation->getTicketType(), $ticketTypes, false)) { |
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$filteredReservations[] = $ticketReservation; |
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} |
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} |
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$instance = new self( |
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...$filteredReservations |
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); |
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$zero = Price::fromNetCost( |
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new Money(0, $this->preDiscountTotal->getNet()->getCurrency()), |
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$this->preDiscountTotal->getTaxRate() |
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); |
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$instance->preDiscountTotal = $instance->calculateTotal($zero); |
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$instance->total = $instance->preDiscountTotal; |
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return $instance; |
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} |
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} |
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conferencetools /
tickets-module
