Extract classes for CLI rendering

src/Console/Util/UuidFormatter.php

@@ -0,0 +1,88 @@
+<?php
+
+namespace Rhumsaa\Uuid\Console\Util;
+
+use Rhumsaa\Uuid\Uuid;
+use Rhumsaa\Uuid\UuidInterface;
+use Rhumsaa\Uuid\Console\Util\Formatter\V1Formatter;
+use Rhumsaa\Uuid\Console\Util\Formatter\V2Formatter;
+use Rhumsaa\Uuid\Console\Util\Formatter\V3Formatter;
+use Rhumsaa\Uuid\Console\Util\Formatter\V4Formatter;
+use Rhumsaa\Uuid\Console\Util\Formatter\V5Formatter;
+use Symfony\Component\Console\Helper\TableHelper;
+
+class UuidFormatter
+{
+
+    private static $versionMap = [
+        1 => '1 (time and node based)',
+        2 => '2 (DCE security based)',
+        3 => '3 (name based, MD5)',
+        4 => '4 (random data based)',
+        5 => '5 (name based, SHA-1)'
+    ];
+
+    private static $variantMap = [
+        Uuid::RESERVED_NCS => 'Reserved',
+        Uuid::RFC_4122 => 'RFC 4122',
+        Uuid::RESERVED_MICROSOFT => 'Reserved for Microsoft use.',
+        Uuid::RESERVED_FUTURE => 'Reserved for future use.'
+    ];
+
+    private static $formatters;
+
+    public function __construct()
+    {
+        if (self::$formatters == null) {
+            self::$formatters = [
+                1 => new V1Formatter(),
+                2 => new V2Formatter(),
+                3 => new V3Formatter(),
+                4 => new V4Formatter(),
+                5 => new V5Formatter()
+            ];
+        }
+    }
+
+    public function write(TableHelper $table, UuidInterface $uuid)
+    {
+        $table->addRows(array(
+            array('encode:', 'STR:', (string) $uuid),
+            array('',        'INT:', (string) $uuid->getInteger()),
+        ));
+
+        if ($uuid->getVariant() == Uuid::RFC_4122) {
+            $table->addRows(array(
+                array('decode:', 'variant:',$this->getFormattedVariant($uuid)),
+                array('',        'version:', $this->getFormattedVersion($uuid)),
+            ));
+
+            $table->addRows($this->getContent($uuid));
+        }
+        else {
+            $table->addRows(array(
+                array('decode:', 'variant:', 'Not an RFC 4122 UUID'),
+            ));
+        }
+    }
+
+    public function getFormattedVersion(UuidInterface $uuid)
+    {
+        return self::$versionMap[$uuid->getVersion()];
+    }
+
+    public function getFormattedVariant(UuidInterface $uuid)
+    {
+        return self::$variantMap[$uuid->getVariant()];
+    }
+
+    /**
+     * Returns content as an array of rows, each row being an array containing column values.
+     */
+    public function getContent(UuidInterface $uuid)
+    {
+        $formatter = self::$formatters[$uuid->getVersion()];
+
+        return $formatter->getContent($uuid);
+    }
+}