Created new listener to update the GeoLite db after a visit occurs

module/Core/src/EventDispatcher/UpdateGeoLiteDb.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\Core\EventDispatcher;
+
+use Psr\Log\LoggerInterface;
+use Shlinkio\Shlink\CLI\Util\GeolocationDbUpdaterInterface;
+use Throwable;
+
+use function sprintf;
+
+class UpdateGeoLiteDb
+{
+    private GeolocationDbUpdaterInterface $dbUpdater;
+    private LoggerInterface $logger;
+
+    public function __construct(GeolocationDbUpdaterInterface $dbUpdater, LoggerInterface $logger)
+    {
+        $this->dbUpdater = $dbUpdater;
+        $this->logger = $logger;
+    }
+
+    public function __invoke(): void
+    {
+        $beforeDownload = fn (bool $olderDbExists) => $this->logger->notice(
+            sprintf('%s GeoLite2 db file...', $olderDbExists ? 'Updating' : 'Downloading'),
+        );
+        $handleProgress = function (int $total, int $downloaded, bool $olderDbExists): void {
+            if ($total > $downloaded) {
+                return;
+            }
+
+            $this->logger->notice(sprintf('Finished %s GeoLite2 db file', $olderDbExists ? 'updating' : 'downloading'));
+        };
+
+        try {
+            $this->dbUpdater->checkDbUpdate($beforeDownload, $handleProgress);
+        } catch (Throwable $e) {
+            $this->logger->error('GeoLite2 database download failed. {e}', ['e' => $e]);
+        }
+    }
+}