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<?php |
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namespace Abacaphiliac\Doctrine; |
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use InvalidArgumentException; |
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use Psr\Log\LogLevel; |
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use ReflectionClass; |
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use function asort; |
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use function array_keys; |
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use function array_search; |
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use function array_values; |
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use function print_r; |
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use function count; |
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final class LogLevelConfiguration |
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{ |
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/** @var array<string, int> */ |
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private $logLevelMapping = []; |
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public function __construct(array $logLevelMapping) |
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{ |
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foreach ($logLevelMapping as $logLevel => $durationThresholdInMilliseconds) { |
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$this->addLogLevelThreshold($logLevel, $durationThresholdInMilliseconds); |
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} |
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} |
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private function addLogLevelThreshold(string $logLevel, int $durationThresholdInMilliseconds) : void |
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{ |
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$this->validateLogLevel($logLevel); |
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$this->logLevelMapping[$logLevel] = $durationThresholdInMilliseconds; |
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} |
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private function validateLogLevel(string $logLevel): void |
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{ |
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if (! $this->isAllowedLogLevel($logLevel)) { |
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throw new InvalidArgumentException(sprintf( |
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'invalid LogLevel detected: "%s", please choose from: "%s"', |
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$logLevel, |
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print_r($this->getAllowedLogLevels(), true) |
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)); |
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} |
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} |
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private function isAllowedLogLevel(string $logLevel): bool |
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{ |
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return in_array($logLevel, $this->getAllowedLogLevels(), true); |
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} |
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private function getAllowedLogLevels(): array |
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{ |
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static $allowedConstants; |
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return $allowedConstants ?: $allowedConstants = (new ReflectionClass(LogLevel::class))->getConstants(); |
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} |
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public function getApplicableLogLevel(float $durationInSeconds): ?string |
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{ |
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if ($durationInSeconds <= 0) { |
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return null; |
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} |
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return count($this->logLevelMapping) > 0 ? $this->determineApplicableLogLevel($durationInSeconds) : null; |
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} |
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private function determineApplicableLogLevel(float $durationInSeconds) : ?string |
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{ |
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$durationInMilliseconds = $durationInSeconds * 1000; |
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//Acquire a common / non-associative array with all the thresholds |
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$durationThresholds = array_values($this->logLevelMapping); |
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//Append the incoming query duration in milliseconds to the array of duration thresholds |
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$durationThresholds[] = $durationInMilliseconds; |
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//Sort the array from low to high: the provided duration will end up somewhere between the thresholds |
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asort($durationThresholds, SORT_NUMERIC); |
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//A re-index is required after sorting |
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$durationThresholds = array_values($durationThresholds); |
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//Determine at which position the duration ended up after sorting |
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$key = array_search($durationInMilliseconds, $durationThresholds, true); |
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$logLevels = array_keys($this->logLevelMapping); |
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return $logLevels[$key - 1] ?? null; |
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} |
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} |
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abacaphiliac /
doctrine-psr-sql-logger
