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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Arrays\Collection; |
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use InvalidArgumentException; |
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use Yiisoft\Arrays\Collection\Modifier\MergeWithKeysAsReverseMerge; |
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final class ArrayCollectionHelper |
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{ |
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public static function merge(...$args): ArrayCollection |
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{ |
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$lastArray = end($args); |
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if ( |
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$lastArray instanceof ArrayCollection && |
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static::hasMergeWithKeysAsReverseMergeModifier($lastArray) |
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) { |
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return static::mergeWithKeysAsReverseMerge(...$args); |
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} |
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return static::mergeBase(...$args); |
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} |
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private static function hasMergeWithKeysAsReverseMergeModifier(ArrayCollection $collection): bool |
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{ |
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foreach ($collection->getModifiers() as $modifier) { |
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if ($modifier instanceof MergeWithKeysAsReverseMerge) { |
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return true; |
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} |
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} |
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return false; |
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} |
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private static function mergeBase(...$args): ArrayCollection |
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{ |
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$collection = new ArrayCollection(); |
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while (!empty($args)) { |
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$array = array_shift($args); |
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if ($array instanceof ArrayCollection) { |
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$collection->pullCollectionArgs($array); |
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$collection->setData( |
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static::mergeBase($collection->getData(), $array->getData())->getData() |
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); |
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continue; |
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} elseif (!is_array($array)) { |
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throw new InvalidArgumentException(); |
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} |
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foreach ($array as $k => $v) { |
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if (is_int($k)) { |
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if ($collection->keyExists($k)) { |
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if ($collection[$k] !== $v) { |
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$collection[] = $v; |
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} |
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} else { |
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$collection[$k] = $v; |
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} |
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} elseif (static::isMergable($v) && isset($collection[$k]) && static::isMergable($collection[$k])) { |
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$collection[$k] = static::mergeBase($collection[$k], $v)->getData(); |
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} else { |
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$collection[$k] = $v; |
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} |
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} |
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} |
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return $collection; |
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} |
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private static function mergeWithKeysAsReverseMerge(...$args): ArrayCollection |
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{ |
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$collection = new ArrayCollection(); |
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while (!empty($args)) { |
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$array = array_pop($args); |
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if ($array instanceof ArrayCollection) { |
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$collection->pullCollectionArgs($array); |
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$collection->setData( |
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static::mergeWithKeysAsReverseMerge($collection->getData(), $array->getData())->getData() |
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); |
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continue; |
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} elseif (!is_array($array)) { |
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throw new InvalidArgumentException(); |
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} |
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foreach ($array as $k => $v) { |
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if (is_int($k)) { |
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if ($collection->keyExists($k)) { |
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if ($collection[$k] !== $v) { |
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$collection[] = $v; |
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} |
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} else { |
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$collection[$k] = $v; |
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} |
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} elseif (static::isMergable($v) && isset($collection[$k]) && static::isMergable($collection[$k])) { |
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$collection[$k] = static::mergeWithKeysAsReverseMerge($v, $collection[$k]); |
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} elseif (!$collection->keyExists($k)) { |
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$collection[$k] = $v; |
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} |
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} |
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} |
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return $collection; |
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} |
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private static function isMergable($value): bool |
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{ |
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return is_array($value) || $value instanceof ArrayCollection; |
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} |
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} |
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yiisoft /
arrays
