feat: Improve search functionality and configuration

This commit enhances the search feature with:

- Dynamic Fuse.js loading
- Configurable search index URL
- Adjusted search weights and threshold for better results
- Added sorting by score and priority
- Enhanced search configuration options in hugo.toml
- Expanded searchable sections to include home page

Author: neural-loop

assets/js/search.js

@@ -15,9 +15,28 @@
   let searchData;
   let isFuseInitialized = false;
 
+  // Function to load a script dynamically
+  function loadScript(src) {
+    return new Promise((resolve, reject) => {
+      const script = document.createElement('script');
+      script.src = src;
+      script.onload = resolve;
+      script.onerror = reject;
+      document.head.appendChild(script);
+    });
+  }
+
   async function initFuse() {
     if (isFuseInitialized) return;
     try {
+      // Check if Fuse is loaded, if not, load it.
+      if (typeof Fuse === 'undefined') {
+        if (!window.fuseJSSrc) {
+          throw new Error('Fuse.js library source URL not provided via window.fuseJSSrc');
+        }
+        await loadScript(window.fuseJSSrc);
+      }
+
       if (!window.searchIndexURL) {
         throw new Error('Search index URL not provided via window.searchIndexURL');
       }
@@ -28,15 +47,27 @@
       searchData = await response.json();
       const options = {
         keys: [
-          { name: 'title', weight: 0.8 },
-          { name: 'content', weight: 0.5 },
-          { name: 'description', weight: 0.6 },
+          { name: 'title', weight: 1.0 },
+          { name: 'description', weight: 0.4 },
+          { name: 'content', weight: 0.2 },
           { name: 'tags', weight: 0.4 },
           { name: 'categories', weight: 0.4 }
         ],
         includeMatches: true,
         minMatchCharLength: 2,
-        threshold: 0.3, // Lowered from 0.4 to make search stricter
+        threshold: 0.2, // Stricter search threshold
+        sortFn: (a, b) => {
+          // Primary sort: by score (ascending, lower is better)
+          if (a.score !== b.score) {
+            return a.score - b.score;
+          }
+          // Secondary sort: by priority (ascending, lower is better)
+          if (a.item.priority !== b.item.priority) {
+            return a.item.priority - b.item.priority;
+          }
+          // Tertiary sort: by original index in the list
+          return a.refIndex - b.refIndex;
+        }
       };
       fuse = new Fuse(searchData, options);
       isFuseInitialized = true;

hugo.toml

@@ -135,3 +135,103 @@ author = "authors"
 [services.rss]
 # Number of items to include in the RSS feed.
 limit = 20
+
+#################### default parameters ################################
+# favicon
+favicon = "images/favicon.png"
+# logo
+logo = "images/logo.png"
+logo_darkmode = "images/logo-darkmode.png"
+# use `px` or `x` with logo_width, example: "100px".
+# Note: logo_width is not work with .svg file
+logo_width = "350px"
+logo_height = "54px"
+# if logo_webp set false, will not generate WEBP version of logo | default is true
+logo_webp = true
+# logo text will only show when logo is missing.
+logo_text = "Open Neuromorphic"
+# navbar fixed to top
+navbar_fixed = true
+# theme-mode
+theme_switcher = true
+theme_default = "system" # available options [light/dark/system]
+# Main Sections
+mainSections = ["blog","workshops"]
+# contact form action
+contact_form_action = "#" # contact form works with [https://airform.io/] or [https://formspree.io]
+# google tag manager, see https://developers.google.com/tag-manager/
+google_tag_manager = "" # example: G-XXXXXXXXXX
+google_adsense = ""     # example: ca-pub-xxxxxxxxxxxxxxxx
+# custom script on header, example: custom_script= "<script>console.log(\"Hello World\")</script>"
+custom_script = ""
+# copyright
+copyright = "© 2022 - 2025 Open Neuromorphic"
+
+homepageTitle = "Open Neuromorphic is a global community fostering education, research, and open-source collaboration in brain-inspired AI and hardware. "
+
+# Preloader
+# preloader module: https://github.com/gethugothemes/hugo-modules/tree/master/components/preloader
+[preloader]
+enable = false
+preloader = "" # use jpg, png, svg or gif format.
+
+# Navigation button
+[navigation_button]
+enable = true
+label = "Join Discord"
+label_sub = "(2100+ joined)"
+link = "https://discord.gg/hUygPUdD8E"
+
+# search
+[search]
+enable = true
+primary_color = "#667eea"
+include_sections = ["blog", "workshops", "neuromorphic-computing", "contributors", "getting-involved", "volunteer-opportunities"]
+show_image = false
+show_description = true
+show_tags = true
+show_categories = true
+
+
+# seo meta data for OpenGraph / Twitter Card
+# seo module: https://github.com/gethugothemes/hugo-modules/tree/master/seo-tools/basic-seo
+[metadata]
+keywords = ["neuromorphic computing", "artificial intelligence", "open source"]
+description = "Explore the world of Neuromorphic Computing, AI, and Devices in an open-source community. Join us for educational content, and collaborative innovation"
+author = "Open Neuromorphic"
+image = "images/og-image.png"
+
+
+# site verifications
+# verification module: https://github.com/gethugothemes/hugo-modules/tree/master/seo-tools/site-verifications
+[site_verification]
+google = ""   # Your verification code
+bing = ""     # Your verification code
+baidu = ""    # Your verification code
+facebook = "" # Your verification code
+mastodon = "" # Your verification code
+
+# cookies
+# cookies module: https://github.com/gethugothemes/hugo-modules/tree/master/components/cookie-consent
+[cookies]
+enable = true
+expire_days = 60
+content = "This site uses cookies & analytics. By continuing to use this website, you agree to their use."
+button = "I Accept"
+
+
+[[params.plugins.js]]
+link = "plugins/lazy-loader.js"
+#[[params.plugins.js]]
+#link = "plugins/cookie.js"
+
+######################## sidebar widgets #########################
+[widgets]
+sidebar = []
+
+# Subscription
+[subscription]
+enable = false
+# mailchimp subsciption
+#mailchimp_form_action = "https://gmail.us4.list-manage.com/subscribe/post?u=463ee871f45d2d93748e77cad&id=a0a2c6d074" # replace this url with yours
+#mailchimp_form_name = "b_463ee871f45d2d93748e77cad_a0a2c6d074"

layouts/index.SearchIndex.json

@@ -1,16 +1,34 @@
 {{- $.Scratch.Add "index" slice -}}
 {{- $searchableSections := site.Params.search.include_sections | default (slice "blog") -}}
-{{- range site.RegularPages -}}
+{{- range where site.Pages "Kind" "in" (slice "page" "section" "home") -}}
 {{- $page := . -}}
+{{- if and (ne .Params.draft true) (ne .Params.exclude_sitemap true) -}}
 {{- $isSearchable := false -}}
+{{- if .IsHome -}}
+{{- $isSearchable = true -}}
+{{- else if .File -}}
 {{- range $searchableSections -}}
-{{- /* Corrected path check: .File.Path is relative to /content, so we don't need to add "content/" */ -}}
 {{- if hasPrefix $page.File.Path . -}}
 {{- $isSearchable = true -}}
 {{- end -}}
 {{- end -}}
-{{- if and $isSearchable (ne .Params.draft true) (ne .Params.exclude_sitemap true) -}}
-{{- $.Scratch.Add "index" (dict "title" .Title "description" .Description "permalink" .RelPermalink "tags" .Params.tags "categories" .Params.categories "content" (.Plain | truncate 2000)) -}}
+{{- end -}}
+
+{{- if $isSearchable -}}
+{{- $pathSegments := split (strings.TrimSuffix "/" .RelPermalink) "/" -}}
+{{- $priority := len $pathSegments -}}
+{{- if .IsHome }}{{ $priority = 0 }}{{ end -}}
+{{- $.Scratch.Add "index" (dict
+"title" .Title
+"description" .Description
+"permalink" .RelPermalink
+"tags" .Params.tags
+"categories" .Params.categories
+"content" (.Plain | truncate 2000)
+"priority" $priority
+)
+-}}
+{{- end -}}
 {{- end -}}
 {{- end -}}
 {{- $.Scratch.Get "index" | jsonify -}}