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<?php |
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namespace Riclep\Storyblok\Fields; |
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use Illuminate\Support\Str; |
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use Riclep\Storyblok\Field; |
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use Riclep\Storyblok\Traits\HasChildClasses; |
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class MultiAsset extends Field implements \ArrayAccess, \Iterator, \Countable |
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{ |
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use HasChildClasses; |
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/** |
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* @var int used for iterating over the array of assets |
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*/ |
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private int $iteratorIndex = 0; |
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/** |
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* Returns a comma delimited list of filenames |
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* |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return $this->content->map(function ($item) { |
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if (is_object($item) && $item->has('filename')) { |
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return $item->filename; |
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} |
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})->filter()->implode(','); |
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} |
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/** |
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* Attempts to determine the types of assets that have been linked |
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*/ |
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public function init(): void |
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{ |
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if ($this->hasFiles()) { |
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$this->content = collect($this->content())->transform(function ($file) { |
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if (Str::endsWith($file['filename'], ['.jpg', '.jpeg', '.png', '.gif', '.webp'])) { |
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if ($class = $this->getChildClassName('Field', $this->block()->component() . 'Image')) { |
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return new $class($file, $this->block()); |
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} |
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return new Image($file, $this->block()); |
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} |
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if ($class = $this->getChildClassName('Field', $this->block()->component() . 'Asset')) { |
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return new $class($file, $this->block()); |
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} |
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return new Asset($file, $this->block()); |
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}); |
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} |
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} |
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/** |
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* Checks if files are uploaded |
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* |
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* @return bool |
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*/ |
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public function hasFiles(): bool |
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{ |
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return (bool) $this->content(); |
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} |
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/* |
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* Methods for ArrayAccess Trait - allows us to dig straight down to the content collection when calling a key on the Object |
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* */ |
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public function offsetSet($offset, $value): void |
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{ |
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if (is_null($offset)) { |
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$this->content[] = $value; |
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} else { |
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$this->content[$offset] = $value; |
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} |
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} |
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public function offsetExists($offset): bool |
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{ |
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return isset($this->content[$offset]); |
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} |
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public function offsetUnset($offset): void |
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{ |
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unset($this->content[$offset]); |
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} |
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public function offsetGet($offset): mixed |
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{ |
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return isset($this->content[$offset]) ? $this->content[$offset] : null; |
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} |
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/* |
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* Methods for Iterator trait allowing us to foreach over a collection of |
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* Blocks and return their content. This makes accessing child content |
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* in Blade much cleaner |
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* */ |
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public function current(): mixed |
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{ |
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return $this->content[$this->iteratorIndex]; |
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} |
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public function next(): void |
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{ |
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$this->iteratorIndex++; |
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} |
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public function rewind(): void |
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{ |
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$this->iteratorIndex = 0; |
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} |
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public function key(): int |
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{ |
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return $this->iteratorIndex; |
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} |
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public function valid(): bool |
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{ |
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return isset($this->content[$this->iteratorIndex]); |
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} |
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/* |
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* Countable trait |
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* */ |
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public function count(): int |
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{ |
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return $this->content->count(); |
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} |
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} |
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RicLeP /
laravel-storyblok
