searchanddisplace-core/app/SearchDisplace/Searchers/Mapper.php

<?php

namespace App\SearchDisplace\Searchers;

class Mapper
{
    protected $mapper;

    public function __construct()
    {
        $this->mapper = [
            'amount-of-money' => [
                'name' => 'Amount Of Money',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'credit-card-number' => [
                'name' => 'Credit Card Number',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'distance' => [
                'name' => 'Distance',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'duration' => [
                'name' => 'Duration',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'email' => [
                'name' => 'Email',
                'param' => SearchersCollection::PARAM_OPTIONAL
            ],

            'numeral' => [
                'name' => 'Numeral',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'ordinal' => [
                'name' => 'Ordinal',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'phone-number' => [
                'name' => 'Phone Number',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'quantity' => [
                'name' => 'Quantity',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'temperature' => [
                'name' => 'Temperature',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'time' => [
                'name' => 'Time',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'url' => [
                'name' => 'URL',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],

            'volume' => [
                'name' => 'Volume',
                'param' => SearchersCollection::PARAM_REQUIRED
            ],
        ];
    }

    public function getSearchers()
    {
        return array_keys($this->mapper);
    }

    public function all()
    {
        $items = [];

        foreach ($this->mapper as $key => $value) {
            $items[$key] = [
                'id' => $key,
                'name' => $value['name'],
                'param' => $value['param']
            ];
        }

        return $items;
    }

    public function has($id)
    {
        return in_array($id, $this->getSearchers());
    }

    public function get($id)
    {
        if ( ! $this->has($id)) {
            return null;
        }

        return array_merge($this->mapper[$id], [
            'id' => $id,
            'description' => '',
        ]);
    }
}