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<?php |
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|
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namespace IvyForms\Common\Helpers; |
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|
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class NameFieldKeyHelper |
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{ |
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/** |
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* Sort child field IDs by stored display order before positional fallback. |
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* |
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* @param array<int> $childIds |
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* @param array<int, object> $fieldById |
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* @return array<int> |
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*/ |
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public static function sortChildIdsByDisplayOrder(array $childIds, array $fieldById): array |
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{ |
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$sortKeys = []; |
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foreach ($childIds as $position => $childId) { |
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$displayIndex = self::getSubFieldDisplayIndex($fieldById[$childId] ?? null); |
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$sortKeys[] = [$displayIndex ?? PHP_INT_MAX, $position, $childId]; |
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} |
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|
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usort( |
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$sortKeys, |
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static function (array $left, array $right): int { |
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if ($left[0] !== $right[0]) { |
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return $left[0] <=> $right[0]; |
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} |
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|
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return $left[1] <=> $right[1]; |
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} |
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); |
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|
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return array_column($sortKeys, 2); |
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} |
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|
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/** |
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* Resolve the stable name subfield key stored on a child field. |
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* |
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* @param object|null $field |
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* @return string|null |
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*/ |
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public static function resolveStoredNameSubfieldKey(?object $field): ?string |
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{ |
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if ($field === null) { |
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return null; |
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} |
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|
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$nameFieldType = null; |
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if (method_exists($field, 'getAdditionalProperty')) { |
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$nameFieldType = $field->getAdditionalProperty('nameFieldType'); |
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} |
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|
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if (is_string($nameFieldType) && preg_match('/^nameField\d+$/i', $nameFieldType) === 1) { |
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return $nameFieldType; |
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} |
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|
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$label = null; |
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if (method_exists($field, 'getFieldGeneralSettings')) { |
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$label = $field->getFieldGeneralSettings()->getLabel(); |
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} |
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|
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return self::inferNameFieldKeyFromLabel($label); |
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} |
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|
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/** |
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* Infer a stable name subfield key from a field label. |
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* |
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* @param mixed $label |
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* @return string|null |
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*/ |
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public static function inferNameFieldKeyFromLabel($label): ?string |
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{ |
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if (!is_string($label) || trim($label) === '') { |
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return null; |
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} |
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|
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$trimmedLabel = trim($label); |
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|
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if (preg_match('/^nameField(\d+)$/i', $trimmedLabel, $matches) === 1) { |
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return 'nameField' . $matches[1]; |
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} |
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|
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if (preg_match('/name\s*field\s*(\d+)/i', $trimmedLabel, $matches) === 1) { |
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return 'nameField' . $matches[1]; |
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} |
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|
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return null; |
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} |
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|
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/** |
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* @param object|null $field |
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* @return int|null |
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*/ |
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private static function getSubFieldDisplayIndex(?object $field): ?int |
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{ |
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if ($field === null || !method_exists($field, 'getAdditionalProperty')) { |
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return null; |
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} |
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|
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$subFieldIndex = $field->getAdditionalProperty('subFieldIndex'); |
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if (is_int($subFieldIndex)) { |
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return $subFieldIndex; |
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} |
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|
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if (is_string($subFieldIndex) && trim($subFieldIndex) !== '' && is_numeric(trim($subFieldIndex))) { |
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return (int)$subFieldIndex; |
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} |
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|
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if (is_numeric($subFieldIndex)) { |
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return (int)$subFieldIndex; |
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} |
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|
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return null; |
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} |
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} |
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|
