Add days before expiration in "about" command

Author: noniagriconomie

Command/AboutCommand.php

@@ -66,8 +66,8 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             new TableSeparator(),
             ['Version', Kernel::VERSION],
             ['Long-Term Support', 4 === Kernel::MINOR_VERSION ? 'Yes' : 'No'],
-            ['End of maintenance', Kernel::END_OF_MAINTENANCE.(self::isExpired(Kernel::END_OF_MAINTENANCE) ? ' <error>Expired</>' : '')],
-            ['End of life', Kernel::END_OF_LIFE.(self::isExpired(Kernel::END_OF_LIFE) ? ' <error>Expired</>' : '')],
+            ['End of maintenance', Kernel::END_OF_MAINTENANCE.(self::isExpired(Kernel::END_OF_MAINTENANCE) ? ' <error>Expired</>' : ' (<comment>'.self::daysBeforeExpiration(Kernel::END_OF_MAINTENANCE).'</>)')],
+            ['End of life', Kernel::END_OF_LIFE.(self::isExpired(Kernel::END_OF_LIFE) ? ' <error>Expired</>' : ' (<comment>'.self::daysBeforeExpiration(Kernel::END_OF_LIFE).'</>)')],
             new TableSeparator(),
             ['<info>Kernel</>'],
             new TableSeparator(),
@@ -119,4 +119,11 @@ private static function isExpired(string $date): bool
 
         return false !== $date && new \DateTime() > $date->modify('last day of this month 23:59:59');
     }
+
+    private static function daysBeforeExpiration(string $date): string
+    {
+        $date = \DateTime::createFromFormat('d/m/Y', '01/'.$date);
+
+        return (new \DateTime())->diff($date->modify('last day of this month 23:59:59'))->format('in %R%a days');
+    }
 }