src/Support/ResourceType.php


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<?php

namespace App\Support;

enum ResourceType: string
{
  case Wood = 'Wood';
  case Clay = 'Clay';
  case Iron = 'Iron';
  case Food = 'Food';

  public static function asProperties(): array
  {
    return array_map(function (ResourceType $case) {
      return strtolower($case->value);
    }, self::cases());
  }

  public static function asPropertiesForBuildings(): array
  {
    $resourceTypes = self::asProperties();
    $resourceTypes = array_filter($resourceTypes, function ($resourceType) {
      return $resourceType !== strtolower(self::Food->value);
    });

    return $resourceTypes;
  }
}