Adds rudimentary search support

Signed-off-by: Christopher Rogers <chrissrogers@gmail.com>

source/javascripts/app/search.js

 (function (global) {
 
-  window.topic = topic;
-
   var index = lunr(function () {
+    this.ref('id');
     this.field('title', { boost: 10 });
-    this.field('tags', { boost: 100 });
+    // this.field('tags', { boost: 100 });
     this.field('body');
-    this.ref('id');
   });
 
-  $(bindSearch);
+  $(populate);
+  $(bind);
+
+  function populate () {
+    $('h1').each(function () {
+      var title = $(this);
+      var body = title.nextUntil('h1');
+      var wrapper = $('<section id="section-' + title.prop('id') + '"></section>');
+
+      title.after(wrapper.append(body));
+      wrapper.prepend(title);
+
+      index.add({
+        id: title.prop('id'),
+        title: title.text(),
+        // tags: tags,
+        body: body.text()
+      });
+    });
+  }
 
-  function bindSearch () {
+  function bind () {
     $('#search').on('keyup', function () {
       if (this.value) {
         var items = index.search(this.value);
-        $('article, nav li').hide();
+        $('section, #toc .tocify-item').hide();
         items.forEach(function (item) {
-          $('#' + item.ref + ', #' + item.ref + '-nav').show();
+          $('#section-' + item.ref + ', .tocify-item[data-unique=' + item.ref).show();
         });
       } else {
-        $('article, nav li').show();
-      }
-    });
-
-    $('form').on('submit', function (event) {
-      event.preventDefault();
-    });
+        $('section, #toc .tocify-item').show();
       }
-
-  function topic (title, tags, handle) {
-    index.add({
-      id: handle,
-      title: title,
-      tags: tags,
-      body: $('#' + handle + '-body').text()
     });
   }
 

source/stylesheets/screen.css.scss

@@ -213,7 +213,7 @@ html, body {
   position: relative;
   z-index: 30;
 
-
+  section {
     &>h1, &>h2, &>h3, &>p, &>table, &>ul, &>ol, &>aside, &>dl {
       margin-right: $examples-width;
       padding: 0 $main-padding;
@@ -384,7 +384,7 @@ html, body {
     aside.success:before {
       @extend %icon-ok-sign;
     }
-
+  }
 }