Viewing file:  OptimizeRenderedDom.php (1.09 KB) -rw-r--r--
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<?php
namespace Livewire\Features;
use Livewire\Livewire;
class OptimizeRenderedDom
{
static function init() { return new static; }
protected $htmlHashesByComponent = [];
function __construct()
{
Livewire::listen('component.dehydrate.initial', function ($component, $response) {
$response->memo['htmlHash'] = hash('crc32b', $response->effects['html'] ?? '');
});
Livewire::listen('component.hydrate.subsequent', function ($component, $request) {
$this->htmlHashesByComponent[$component->id] = $request->memo['htmlHash'];
});
Livewire::listen('component.dehydrate.subsequent', function ($component, $response) {
$oldHash = $this->htmlHashesByComponent[$component->id] ?? null;
$response->memo['htmlHash'] = $newHash = hash('crc32b', $response->effects['html'] ?? '');
if ($oldHash === $newHash) {
$response->effects['html'] = null;
}
});
Livewire::listen('flush-state', function() {
$this->htmlHashesByComponent = [];
});
}
}
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