Resurrect js of switcher directive.

extensions/patchqueue/__init__.py

@@ -1,3 +1,5 @@
+# TODO VFE licensing ?
+
 import collections
 import io
 import itertools

extensions/switcher/__init__.py

@@ -1,3 +1,5 @@
+import os.path
+
 from docutils import nodes
 from docutils.parsers.rst import Directive
 
@@ -8,6 +10,15 @@ def setup(app):
     app.add_directive('switcher', SwitcherDirective)
     app.add_directive('case', CaseDirective)
 
+    app.connect('env-updated', add_statics)
+
+def add_statics(app, env):
+    app.add_js_file('js/switcher.js')
+    env.config.html_static_path.append(statics())
+
+statics = lambda *p: os.path.join(
+    os.path.abspath(os.path.dirname(__file__)),
+    'static', *p)
 
 class SwitcherDirective(Directive):
     has_content = True

extensions/switcher/static/js/switcher.js

@@ -0,0 +1,32 @@
+(function ($) {
+
+    // TODO EDI custom css for content-switcher logic
+    // can be placed as css inside the extension ideally
+    document.addEventListener('DOMContentLoaded', function () {
+        document.querySelectorAll('.content-switcher').forEach(switcher => {
+            const links = switcher.querySelectorAll('ul li');
+            const linksArray = Array.from(links);
+            const tabs = switcher.querySelectorAll('.tabs > div');
+
+            function select(index) {
+                links.forEach(link => {
+                    link.classList.remove('active');
+                });
+                tabs.forEach(tab => {
+                    tab.classList.remove('active');
+                });
+                links[index].classList.add('active');
+                tabs[index].classList.add('active');
+            }
+
+            select(0);
+            links.forEach(link => {
+                link.addEventListener('click', ev => {
+                    // const clickedLink = ev.target.closest('ul li');
+                    select(linksArray.indexOf(link));
+                });
+            });
+        });
+    });
+
+})();