7 files changed, 206 insertions, 59 deletions
diff --git a/src/Concerns/CreatesGroups.php b/src/Concerns/CreatesGroups.php
new file mode 100644
index 0000000..e6e4588
--- /dev/null
+++ b/src/Concerns/CreatesGroups.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\Router\Concerns;
+
+use Lightscale\Router\Group;
+
+trait CreatesGroups
+{
+    public function prefix(string $value): Group
+    {
+        return new Group(
+            router: $this->getRouter(),
+            parent: $this->getGroup(),
+            prefix: $value,
+        );
+    }
+
+    public function name(string $value): Group
+    {
+        return new Group(
+            router: $this->getRouter(),
+            parent: $this->getGroup(),
+            name: $value,
+        );
+    }
+}
diff --git a/src/Concerns/CreatesRoutes.php b/src/Concerns/CreatesRoutes.php
new file mode 100644
index 0000000..6a8f65b
--- /dev/null
+++ b/src/Concerns/CreatesRoutes.php
@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\Router\Concerns;
+
+use Lightscale\Router\Enums\HttpMethod;
+use Lightscale\Router\RouteDefinition;
+
+trait CreatesRoutes
+{
+    public function get(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Get, $path, $handler);
+    }
+
+    public function post(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Post, $path, $handler);
+    }
+
+    public function put(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Put, $path, $handler);
+    }
+
+    public function patch(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Patch, $path, $handler);
+    }
+
+    public function delete(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Delete, $path, $handler);
+    }
+
+    public function any(string $path, callable $handler): RouteDefinition
+    {
+        return $this->make(HttpMethod::Any, $path, $handler);
+    }
+}
diff --git a/src/Concerns/HasAncestors.php b/src/Concerns/HasAncestors.php
new file mode 100644
index 0000000..248e9c8
--- /dev/null
+++ b/src/Concerns/HasAncestors.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\Router\Concerns;
+
+trait HasAncestors
+{
+    private const MAX_ANCESTORY_DEPTH = 100;
+
+    /** @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;
+    }
+}
diff --git a/src/Group.php b/src/Group.php
new file mode 100644
index 0000000..4e6c71e
--- /dev/null
+++ b/src/Group.php
@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lightscale\Router;
+
+class Group
+{
+    use Concerns\HasAncestors;
+
+    public function __construct(
+        private Router $router,
+        private ?Group $parent,
+        private ?string $prefix = null,
+        private ?string $name = null,
+    ) {
+    }
+
+    public function getRouter(): Router
+    {
+        return $this->router;
+    }
+
+    public function getParent(): ?static
+    {
+        return $this->parent;
+    }
+
+    public function prefix(string $value): static
+    {
+        $this->prefix = $value;
+
+        return $this;
+    }
+
+    public function getPrefix(): ?string
+    {
+        return $this->prefix;
+    }
+
+    public function getPath(): string
+    {
+
+    }
+
+    public function name(string $value): static
+    {
+        $this->name = $value;
+
+        return $this;
+    }
+
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /** @param callable(self): void $cb */
+    public function group(callable $cb): void
+    {
+        ($cb)(new GroupDefinition(
+            $this
+        ));
+    }
+}
diff --git a/src/GroupDefinition.php b/src/GroupDefinition.php
index 444ba91..41e359d 100644
--- a/src/GroupDefinition.php
+++ b/src/GroupDefinition.php
@@ -4,10 +4,30 @@ declare(strict_types=1);
 
 namespace Lightscale\Router;
 
+use Lightscale\Router\Enums\HttpMethod;
+
 class GroupDefinition
 {
+    use Concerns\CreatesGroups;
+    use Concerns\CreatesRoutes;
+
     public function __construct(
-        private Router $router,
+        private Group $group,
     ) {
     }
+
+    public function make(HttpMethod $method, string $path, callable $handler): RouteDefinition
+    {
+
+    }
+
+    private function getGroup(): Group
+    {
+        return $this->group;
+    }
+
+    private function getRouter(): Router
+    {
+        return $this->group->getRouter();
+    }
 }
diff --git a/src/PathSegment.php b/src/PathSegment.php
index 2fc4cbb..01f3fc7 100644
--- a/src/PathSegment.php
+++ b/src/PathSegment.php
@@ -10,7 +10,7 @@ use Lightscale\Router\Exceptions\MissingParameterException;
 
 class PathSegment
 {
-    private const MAX_ANCESTORY_DEPTH = 100;
+    use Concerns\HasAncestors;
 
     /** @var array<string, self> */
     protected array $children;
@@ -73,33 +73,6 @@ class PathSegment
         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
     {
         $segment->setParent($this);
diff --git a/src/Router.php b/src/Router.php
index b219651..d6b255a 100644
--- a/src/Router.php
+++ b/src/Router.php
@@ -12,6 +12,9 @@ use Psr\Http\Message\ResponseInterface;
 
 class Router
 {
+    use Concerns\CreatesRoutes;
+    use Concerns\CreatesGroups;
+
     private PathSegment $root;
     private Strategy $strategy;
 
@@ -24,6 +27,16 @@ class Router
         $this->strategy = new BasicStrategy();
     }
 
+    private function getRouter(): self
+    {
+        return $this;
+    }
+
+    private function getGroup(): null
+    {
+        return null;
+    }
+
     public function getStrategy(): Strategy
     {
         return $this->strategy;
@@ -136,36 +149,6 @@ class Router
         return new RouteDefinition($this, $route);
     }
 
-    public function get(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Get, $path, $handler);
-    }
-
-    public function post(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Post, $path, $handler);
-    }
-
-    public function put(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Put, $path, $handler);
-    }
-
-    public function patch(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Patch, $path, $handler);
-    }
-
-    public function delete(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Delete, $path, $handler);
-    }
-
-    public function any(string $path, callable $handler): RouteDefinition
-    {
-        return $this->make(HttpMethod::Any, $path, $handler);
-    }
-
     public function addNamedRoute(string $name, Route $route): void
     {
         $this->namedRoutes[$name] = $route;