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<?php |
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declare(strict_types=1); |
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namespace BitWasp\Bitcoin\Transaction\Mutator; |
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use BitWasp\Bitcoin\Script\ScriptWitnessInterface; |
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class WitnessCollectionMutator extends AbstractCollectionMutator |
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{ |
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/** |
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* @param ScriptWitnessInterface[] $inputs |
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*/ |
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public function __construct(array $inputs) |
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{ |
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/** @var InputMutator[] $set */ |
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$set = []; |
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foreach ($inputs as $i => $input) { |
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$set[$i] = new InputMutator($input); |
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} |
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$this->set = \SplFixedArray::fromArray($set, false); |
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} |
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/** |
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* @return InputMutator |
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*/ |
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public function current() |
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{ |
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return $this->set->current(); |
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} |
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/** |
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* @param int $offset |
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* @return InputMutator |
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*/ |
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public function offsetGet($offset): InputMutator |
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{ |
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if (!$this->set->offsetExists($offset)) { |
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throw new \OutOfRangeException('Input does not exist'); |
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} |
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return $this->set->offsetGet($offset); |
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} |
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/** |
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* @return ScriptWitnessInterface[] |
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*/ |
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public function done(): array |
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{ |
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$set = []; |
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foreach ($this->set as $mutator) { |
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$set[] = $mutator->done(); |
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} |
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return $set; |
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} |
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/** |
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* @param int $start |
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* @param int $length |
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* @return $this |
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*/ |
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public function slice(int $start, int $length) |
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{ |
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$end = $this->set->getSize(); |
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if ($start > $end || $length > $end) { |
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throw new \RuntimeException('Invalid start or length'); |
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} |
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$this->set = \SplFixedArray::fromArray(array_slice($this->set->toArray(), $start, $length), false); |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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public function null() |
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{ |
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$this->slice(0, 0); |
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return $this; |
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} |
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/** |
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* @param ScriptWitnessInterface $witness |
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* @return $this |
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*/ |
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public function add(ScriptWitnessInterface $witness) |
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{ |
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$size = $this->set->getSize(); |
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$this->set->setSize($size + 1); |
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$this->set[$size] = new InputMutator($witness); |
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return $this; |
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} |
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/** |
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* @param int $i |
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* @param ScriptWitnessInterface $input |
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* @return $this |
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*/ |
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public function set(int $i, ScriptWitnessInterface $input) |
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{ |
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$this->set[$i] = new InputMutator($input); |
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return $this; |
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} |
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} |
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Bit-Wasp /
bitcoin-php
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