From a66783cef7766aea9137c09f753563b7a29cabe9 Mon Sep 17 00:00:00 2001
From: Yehonal <yehonal.azeroth@gmail.com>
Date: Sun, 12 Jan 2020 19:20:51 +0100
Subject: Improved TOC

Added title and minHeaders parameters
---
 _includes/git-wiki/components/toc/toc-lib.html | 33 ++++++++++++++++++--------
 1 file changed, 23 insertions(+), 10 deletions(-)

(limited to '_includes/git-wiki/components/toc/toc-lib.html')

diff --git a/_includes/git-wiki/components/toc/toc-lib.html b/_includes/git-wiki/components/toc/toc-lib.html
index 4aa9c88..8851400 100644
--- a/_includes/git-wiki/components/toc/toc-lib.html
+++ b/_includes/git-wiki/components/toc/toc-lib.html
@@ -12,15 +12,17 @@
             * html         (string) - the HTML of compiled markdown generated by kramdown in Jekyll
 
         Optional Parameters:
-            * sanitize     (bool)   : false  - when set to true, the headers will be stripped of any HTML in the TOC
-            * class        (string) :   ''   - a CSS class assigned to the TOC
-            * id           (string) :   ''   - an ID to assigned to the TOC
-            * h_min        (int)    :   1    - the minimum TOC header level to use; any header lower than this value will be ignored
-            * h_max        (int)    :   6    - the maximum TOC header level to use; any header greater than this value will be ignored
-            * ordered      (bool)   : false  - when set to true, an ordered list will be outputted instead of an unordered list
-            * item_class   (string) :   ''   - add custom class(es) for each list item; has support for '%level%' placeholder, which is the current heading level
-            * baseurl      (string) :   ''   - add a base url to the TOC links for when your TOC is on another page than the actual content
-            * anchor_class (string) :   ''   - add custom class(es) for each anchor element
+            * title        (string) : Contents:  - title for the TOC
+            * minHeaders   (int)    : 1          - minimum number of headers required to show the TOC
+            * sanitize     (bool)   : false      - when set to true, the headers will be stripped of any HTML in the TOC
+            * class        (string) :   ''       - a CSS class assigned to the TOC
+            * id           (string) :   ''       - an ID to assigned to the TOC
+            * h_min        (int)    :   1        - the minimum TOC header level to use; any header lower than this value will be ignored
+            * h_max        (int)    :   6        - the maximum TOC header level to use; any header greater than this value will be ignored
+            * ordered      (bool)   : false      - when set to true, an ordered list will be outputted instead of an unordered list
+            * item_class   (string) :   ''       - add custom class(es) for each list item; has support for '%level%' placeholder, which is the current heading level
+            * baseurl      (string) :   ''       - add a base url to the TOC links for when your TOC is on another page than the actual content
+            * anchor_class (string) :   ''       - add custom class(es) for each anchor element
 
         Output:
             An ordered or unordered list representing the table of contents of a markdown block. This snippet will only
@@ -28,6 +30,8 @@
     {% endcomment %}
 
     {% capture my_toc %}{% endcapture %}
+    {% assign title = include.title | default: "Contents:" %}
+    {% assign minHeaders = include.minHeaders | default: 1 %}
     {% assign orderedList = include.ordered | default: false %}
     {% assign minHeader = include.h_min | default: 1 %}
     {% assign maxHeader = include.h_max | default: 6 %}
@@ -36,6 +40,8 @@
 
     {% capture listModifier %}{% if orderedList %}1.{% else %}-{% endif %}{% endcapture %}
 
+    {% assign hCount = 0 %}
+
     {% for node in nodes %}
         {% if node == "" %}
             {% continue %}
@@ -79,6 +85,8 @@
             {% capture listItemClass %}{:.{{ include.item_class | replace: '%level%', headerLevel }}}{% endcapture %}
         {% endif %}
 
+        {% assign hCount = hCount | plus: 1 %}
+
         {% capture heading_body %}{% if include.sanitize %}{{ header | strip_html }}{% else %}{{ header }}{% endif %}{% endcapture %}
         {% capture my_toc %}{{ my_toc }}
 {{ space }}{{ listModifier }} {{ listItemClass }} [{{ heading_body | replace: "|", "\|" }}]({% if include.baseurl %}{{ include.baseurl }}{% endif %}#{{ html_id }}){% if include.anchor_class %}{:.{{ include.anchor_class }}}{% endif %}{% endcapture %}
@@ -93,4 +101,9 @@
         {% capture my_toc %}{: #{{ include.id }}}
 {{ my_toc | lstrip }}{% endcapture %}
     {% endif %}
-{% endcapture %}{% assign tocWorkspace = '' %}{{ my_toc | markdownify | strip }}
\ No newline at end of file
+{% endcapture %}{% assign tocWorkspace = '' %}
+
+{% if hCount >= minHeaders %}
+    {{ title }}
+    {{ my_toc | markdownify | strip }}
+{% endif %}
\ No newline at end of file
-- 
cgit