feat: show breadcrumbs in search results (#473)

* Show crumbs in search results

* remove unnecessary console.log

* amend comment

* amend comment again

* Implement requested changes

assets/js/flexsearch.js

@@ -200,7 +200,7 @@ document.addEventListener("DOMContentLoaded", function () {
       cache: 100,
       document: {
         id: 'id',
-        store: ['title'],
+        store: ['title', 'crumb'],
         index: "content"
       }
     });
@@ -210,7 +210,7 @@ document.addEventListener("DOMContentLoaded", function () {
       cache: 100,
       document: {
         id: 'id',
-        store: ['title', 'content', 'url', 'display'],
+        store: ['title', 'content', 'url', 'display', 'crumb'],
         index: "content",
         tag: 'pageId'
       }
@@ -222,6 +222,30 @@ document.addEventListener("DOMContentLoaded", function () {
     for (const route in data) {
       let pageContent = '';
       ++pageId;
+      const urlParts = route.split('/').filter(x => x != "" && !x.startsWith('#'));
+
+      let crumb = '';
+      let searchUrl = '/'
+      for (let i = 0; i < urlParts.length; i++) {
+        const urlPart = urlParts[i];
+        searchUrl += urlPart + '/'
+
+        const crumbData = data[searchUrl];
+        if (!crumbData) {
+          console.warn('Excluded page', searchUrl, '- will not be included for search result breadcrumb for', route);
+          continue;
+        }
+
+        let title = data[searchUrl].title;
+        if (title == "_index") {
+          title = urlPart.split("-").map(x => x).join(" ");
+        }
+        crumb += title;
+
+        if (i < urlParts.length - 1) {
+          crumb += ' > ';
+        }
+      }
 
       for (const heading in data[route].data) {
         const [hash, text] = heading.split('#');
@@ -235,6 +259,7 @@ document.addEventListener("DOMContentLoaded", function () {
           id: url,
           url,
           title,
+          crumb,
           pageId: `page_${pageId}`,
           content: title,
           ...(paragraphs[0] && { display: paragraphs[0] })
@@ -245,6 +270,7 @@ document.addEventListener("DOMContentLoaded", function () {
             id: `${url}_${i}`,
             url,
             title,
+            crumb,
             pageId: `page_${pageId}`,
             content: paragraphs[i]
           });
@@ -256,6 +282,7 @@ document.addEventListener("DOMContentLoaded", function () {
       window.pageIndex.add({
         id: pageId,
         title: data[route].title,
+        crumb,
         content: pageContent
       });
 
@@ -308,7 +335,7 @@ document.addEventListener("DOMContentLoaded", function () {
           _page_rk: i,
           _section_rk: j,
           route: url,
-          prefix: isFirstItemOfPage ? result.doc.title : undefined,
+          prefix: isFirstItemOfPage ? result.doc.crumb : undefined,
           children: { title, content }
         })
         isFirstItemOfPage = false

assets/json/search-data.json

@@ -7,7 +7,6 @@
 
 {{- $pages := where .Site.Pages "Kind" "in" (slice "page" "section") -}}
 {{- $pages = where $pages "Params.excludeSearch" "!=" true -}}
-{{- $pages = where $pages "Content" "!=" "" -}}
 
 {{- $output := dict -}}