1 files changed, 61 insertions, 2 deletions

diff --git a/src/PathSegment.php b/src/PathSegment.php
index e57667b..7f24660 100644
--- a/src/PathSegment.php
+++ b/src/PathSegment.php
@@ -4,19 +4,26 @@ declare(strict_types=1);
 
 namespace Lightscale\Router;
 
+use Lightscale\Router\Enums\HttpMethod;
 use Lightscale\Router\Enums\SpecialSegment;
 
 class PathSegment
 {
+    private const MAX_ANCESTORY_DEPTH = 100;
+
     protected string $content;
 
     protected ?SpecialSegment $specialSegment = null;
 
-    /** @var array<string, static> */
-    protected array $segments;
+    /** @var array<string, self> */
+    protected array $children;
+
+    /** @var array<value-of<HttpMethod>, Route[]> */
+    protected array $routes = [];
 
     public function __construct(
         SpecialSegment|string $content,
+        protected ?self $parent = null,
     ) {
         if ($content instanceof SpecialSegment) {
             $this->content = $content->value;
@@ -25,4 +32,56 @@ class PathSegment
             $this->content = $content;
         }
     }
+
+    public function getContent(): string
+    {
+        return $this->content;
+    }
+
+    public function getParent(): ?self
+    {
+        return $this->parent;
+    }
+
+    /** @return self[] */
+    public function getAncestors(): array
+    {
+        $results = [];
+
+        $count = 0;
+        $instance = $this->parent;
+        while (
+            null !== $instance
+            && $count++ < self::MAX_ANCESTORY_DEPTH
+        ) {
+            $results[] = $instance;
+            $instance = $instance->parent;
+        }
+
+        return array_reverse($results);
+    }
+
+    /** @return self[] */
+    public function getAncestorsAndSelf(): array
+    {
+        $results = $this->getAncestors();
+        $results[] = $this;
+
+        return $results;
+    }
+
+    public function addChild(self $segment): void
+    {
+        $this->children[$segment->getContent()] = $segment;
+    }
+
+    /** @return array<string, self> */
+    public function getChildren(): array
+    {
+        return $this->children;
+    }
+
+    public function addRoute(): void
+    {
+    }
 }