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<?php namespace TierPricingTable\Addons\TierLabels; |
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class TierLabelsManager { |
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const LABELS_KEY = 'tiered_pricing_table/features/tier-labels/labels'; |
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protected static $instance = null; |
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protected $labels = array(); |
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public static function getInstance(): self { |
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if ( self::$instance === null ) { |
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self::$instance = new self(); |
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} |
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|
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return self::$instance; |
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} |
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private function __construct() {} |
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public function saveLabels( array $labels ) { |
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$labelsAsArray = array_map( function ( $label ) { |
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return $label->toArray(); |
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}, $labels ); |
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|
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update_option( self::LABELS_KEY, $labelsAsArray ); |
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} |
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public function getLabels( $force = false ): array { |
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if ( empty( $this->labels ) || $force ) { |
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$customLabels = get_option( self::LABELS_KEY, array() ); |
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$instances = array(); |
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|
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foreach ( $customLabels as $label ) { |
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$instances[] = TierLabel::fromArray( $label ); |
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} |
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$this->labels = $instances; |
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} |
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return $this->labels; |
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} |
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public function getLabel( $id ): ?TierLabel { |
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$labels = $this->getLabels(); |
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|
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foreach ( $labels as $label ) { |
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if ( $label->getId() === $id ) { |
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return $label; |
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} |
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} |
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|
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return null; |
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} |
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} |
