<?php
namespace DayTidy\OfferingOptions;

use DayTidy\Interfaces\Advent as AdventInterface;

class Adapter
{
    private AdventInterface $offering;

    /**
     * @var mixed[]
     */
    private array $sessions;

    /**
     * Constructor
     *
     * @param AdventInterface $offering
     * @param mixed[] $sessions
     */
    public function __construct(AdventInterface $offering, array $sessions = [])
    {
        // Offering Entity
        $this->offering = $offering;

        // DateTimes
        $this->sessions = $sessions;
    }

    public function getOffering(): AdventInterface
    {
        return $this->offering;
    }

    /**
     * @param AdventInterface $offering
     * @return Adapter
     */
    public function setOffering(AdventInterface $offering): Adapter
    {
        $this->offering = $offering;
        return $this;
    }

    /**
     * @return mixed[]
     */
    public function getSessions(): array
    {
        return $this->sessions;
    }

    /**
     * @param mixed[] $sessions
     * @return Adapter
     */
    public function setSessions(array $sessions): Adapter
    {
        $this->sessions = $sessions;
        return $this;
    }

    /**
     * @return OfferingOption[]
     */
    public function available(): array
    {
        $options = $this->all();

        $available = [];
        foreach ($options as $key => $option)
        {
            if ($option->isAvailable())
            {
                $available[$key] = $option;
            }
        }

        return apply_filters('DayTidy/F__DayTidy/Options/Adapter__available/available', $available, $options);
    }

    /**
     * @return OfferingOption[]
     */
    public function all(): array
    {
        // Options
        $raw = $this->offering->meta_get('daytidy_offering_options', []);

        // Create Instances
        $options = array_map(fn($t) => new OfferingOption($this->offering, $t, $this->sessions), $raw);

        return apply_filters('DayTidy/F__DayTidy/Options/Adapter__all/options', $options, $raw);
    }

    /**
     * @param int $option_id
     * @return OfferingOption|null
     */
    public function get(int $option_id): ?OfferingOption
    {
        // Options
        $raw = $this->offering->meta_get('daytidy_offering_options', []);

        $data = [];
        foreach ($raw as $t)
        {
            if (isset($t['id']) && (int) $t['id'] === $option_id)
            {
                $data = $t;
                break;
            }
        }

        return count($data) ? new OfferingOption($this->offering, $data, $this->sessions) : null;
    }
}