From f85fde80b9e68636bfe78cf19a460073afbbbbe8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Simon=20Schwei=C3=9Finger?=
 <simon.schweissinger@visuellverstehen.de>
Date: Thu, 20 Apr 2023 17:33:38 +0200
Subject: [PATCH] feat: add count tag

---
 README.md                     | 10 +++++++++-
 src/Tags/AnchorNavigation.php |  7 +++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 64f3a53..f8ee1b6 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ A Statamic addon that provides a custom tag for creating an anchor nav for all h
 
 ## How to install
 
-You can search for this addon in the `Tools > Addons` section of the Statamic control panel and click **install**, or run the following command from your project root:
+Run the following command from your project root:
 
 ``` bash
 composer require visuellverstehen/statamic-anchor-navigation
@@ -28,6 +28,14 @@ Include the `{{ anchor_navigation }}` tag in your template and supply the field
 </ul>
 ```
 
+You can get the amount of headings found within the content with the `count` tag:
+
+```
+{{ if {anchor_navigation:count from="bard"} > 0 }}
+    ...
+{{ /if }}
+```
+
 ## Configurations
 
 You can define which heading levels should be included in your anchor navigation. Level 2 headings are set as a default.
diff --git a/src/Tags/AnchorNavigation.php b/src/Tags/AnchorNavigation.php
index dae93f7..bc791dc 100644
--- a/src/Tags/AnchorNavigation.php
+++ b/src/Tags/AnchorNavigation.php
@@ -39,6 +39,13 @@ public function index(): ?array
 
         return self::collectHeadings();
     }
+    
+    public function count(): int
+    {
+        $headings = self::index() ?? [];
+            
+        return count($headings);
+    }
 
     private function defineAugmentor(): Augmentor
     {