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<?php namespace Arcanesoft\Settings\Helpers; |
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use Arcanedev\Support\Collection; |
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/** |
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* Class Comparator |
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* |
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* @package Arcanesoft\Settings\Helpers |
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* @author ARCANEDEV <[email protected]> |
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*/ |
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class Comparator |
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{ |
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/* ------------------------------------------------------------------------------------------------ |
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| Properties |
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| ------------------------------------------------------------------------------------------------ |
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*/ |
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/** |
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* Unsaved data. |
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* |
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* @var \Arcanedev\Support\Collection |
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*/ |
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private $unsaved; |
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/** |
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* Saved data. |
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* |
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* @var \Arcanedev\Support\Collection |
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*/ |
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private $saved; |
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/* ------------------------------------------------------------------------------------------------ |
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| Constructor |
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| ------------------------------------------------------------------------------------------------ |
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*/ |
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/** |
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* Comparator constructor. |
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* |
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* @param array $unsaved |
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* @param array $saved |
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*/ |
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public function __construct(array $unsaved, array $saved) |
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{ |
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$this->unsaved = Collection::make($unsaved); |
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$this->saved = Collection::make($saved); |
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} |
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/* ------------------------------------------------------------------------------------------------ |
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| Main Functions |
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| ------------------------------------------------------------------------------------------------ |
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*/ |
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/** |
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* Compare the changes. |
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* |
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* @param array $unsaved |
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* @param array $saved |
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* |
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* @return array |
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*/ |
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public static function compare(array $unsaved, array $saved) |
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{ |
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return (new self($unsaved, $saved))->compareChanges(); |
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} |
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/** |
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* Compare the changes. |
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* |
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* @return array |
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*/ |
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private function compareChanges() |
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{ |
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$inserted = $updated = []; |
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foreach ($this->unsaved as $domain => $values) { |
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foreach ($values as $key => $value) { |
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if ($this->isSaved($domain, $key)) { |
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if ($this->isUpdated($domain, $key, $value)) { |
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$updated[$domain][$key] = $value; // Updated |
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} |
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} |
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else { |
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$inserted[$domain][$key] = $value; // Inserted |
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} |
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} |
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} |
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$deleted = $this->getDeleted(); |
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return compact('inserted', 'updated', 'deleted'); |
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} |
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/** |
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* Compare the deleted entries. |
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* |
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* @return array |
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*/ |
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private function getDeleted() |
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{ |
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if ($this->unsaved->isEmpty()) { |
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// Delete all saved settings. |
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return $this->saved->map(function (array $settings) { |
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return array_keys($settings); |
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})->toArray(); |
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} |
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$deleted = []; |
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foreach ($this->unsaved as $domain => $values) { |
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$diff = array_diff( |
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array_keys($this->saved->get($domain, [])), |
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array_keys($values) |
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); |
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if ( ! empty($diff)) { |
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$deleted[$domain] = $diff; |
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} |
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} |
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return $deleted; |
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} |
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/** |
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* Check if the entry is saved. |
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* |
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* @param string $domain |
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* @param string $key |
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* |
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* @return bool |
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*/ |
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private function isSaved($domain, $key) |
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{ |
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return Arr::has($this->saved->get($domain, []), $key); |
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} |
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/** |
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* Check if the entry is updated. |
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* |
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* @param string $domain |
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* @param string $key |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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private function isUpdated($domain, $key, $value) |
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{ |
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return array_get($this->saved->get($domain, []), $key) !== $value; |
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} |
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} |
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|
ARCANESOFT /
Settings
