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Memoize::run()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 11
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 1 Features 0
Metric Value
eloc 5
dl 0
loc 11
rs 10
c 2
b 1
f 0
cc 2
nc 2
nop 2
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<?php
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namespace Thinktomorrow\Chief\Common\Helpers;
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use Illuminate\Database\Eloquent\Model;
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class Memoize
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{
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    public static $cache = [];
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    private $baseKey;
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    public function __construct($baseKey)
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    {
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        $this->baseKey = $baseKey;
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    }
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    public function run(\Closure $closure, array $parameters = [])
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    {
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        $cachableParameters = $this->convertToCachableParameters($parameters);
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        $cachekey = $this->baseKey.':'.md5(implode('', $cachableParameters));
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        if (isset(static::$cache[$cachekey])) {
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            return static::$cache[$cachekey];
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        }
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        return static::$cache[$cachekey] = call_user_func_array($closure, $parameters);
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    }
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    public static function clear()
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    {
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        static::$cache = [];
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    }
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    private function convertToCachableParameters(array $parameters)
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    {
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        foreach ($parameters as $key => $value) {
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            if ($value instanceof Model) {
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                $parameters[$key] = get_class($value) . '@' . $value->id;
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            }
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        }
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        return $parameters;
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    }
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}
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