From ae0c1b141888b6551a575358a98326664278f25f Mon Sep 17 00:00:00 2001
From: Mike Macgirvin <mike.macgirvin@agentbox.com.au>
Date: Thu, 21 Mar 2024 13:12:55 +1100
Subject: [PATCH] ActorId service

---
 src/Lib/ActorId.php            | 46 ++++++++++++++++++++++++++++++++++
 tests/unit/Lib/ActorIdTest.php | 19 ++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 src/Lib/ActorId.php
 create mode 100644 tests/unit/Lib/ActorIdTest.php

diff --git a/src/Lib/ActorId.php b/src/Lib/ActorId.php
new file mode 100644
index 000000000..91f916081
--- /dev/null
+++ b/src/Lib/ActorId.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Code\Lib;
+
+
+class ActorId
+{
+
+    protected $id;
+    protected $type;
+
+    public const ACTORID_TYPE_UNKNOWN  = 0;
+    public const ACTORID_TYPE_URL      = 1;
+    public const ACTORID_TYPE_DID      = 2;
+
+    public function __construct($id)
+    {
+        $this->id = $id;
+        if (str_contains($this->id, 'did:ap:key:')) {
+            $this->type = ActorId::ACTORID_TYPE_DID;
+            if (str_starts_with($this->id, 'http')) {
+                $this->id = substr($this->id, strpos($this->id, 'did:ap:key:'));
+                $this->id = substr($this->id, 0, strpos($this->id, '?') ? strpos($this->id, '?') : null);
+                $this->id = substr($this->id, 0, strpos($this->id, '#') ? strpos($this->id, '#') : null);
+            }
+        }
+        elseif (str_starts_with($this->id, 'http')) {
+            $this->type = ActorId::ACTORID_TYPE_URL;
+        }
+        else {
+            $this->type = ActorId::ACTORID_TYPE_UNKNOWN;
+        }
+        return $this;
+    }
+
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    public function getType()
+    {
+        return $this->type;
+    }
+
+}
diff --git a/tests/unit/Lib/ActorIdTest.php b/tests/unit/Lib/ActorIdTest.php
new file mode 100644
index 000000000..1806a0fe3
--- /dev/null
+++ b/tests/unit/Lib/ActorIdTest.php
@@ -0,0 +1,19 @@
+<?php
+namespace Code\Tests\Unit\Lib;
+
+use Code\Lib\ActorId;
+
+class ActorIdTest extends UnitTestCase
+{
+
+    public function testActorId()
+    {
+        $this->assertEquals('did:ap:key:abc12345', (new \Code\Lib\ActorId('https://resolver.com/resolver/did:ap:key:abc12345?foo'))->getId());
+        $this->assertEquals('did:ap:key:abc12345', (new \Code\Lib\ActorId('https://resolver.com/resolver/did:ap:key:abc12345#foo'))->getId());
+        $this->assertEquals('https://example.com/actor', (new \Code\Lib\ActorId('https://example.com/actor'))->getId();
+        $this->assertEquals('did:ap:key:abc12345',  (new \Code\Lib\ActorId('did:ap:key:abc12345'))->getId();
+    }
+
+
+
+}