From 290a502b1eb2b085592d8132533fccacc3cbf546 Mon Sep 17 00:00:00 2001
From: Drew <webmaster@dhornbein.com>
Date: Mon, 31 Mar 2025 14:42:38 -0600
Subject: [PATCH] initial search filter feature

---
 assets/scss/components/_search.scss    |  48 ++++
 assets/scss/main.scss                  |   1 +
 config.toml                            |   8 +
 layouts/_default/baseof.html           |   1 +
 layouts/index.html                     |   1 +
 layouts/index.json                     |  14 ++
 layouts/partials/search-interface.html |  54 +++++
 static/js/search.js                    | 296 +++++++++++++++++++++++++
 8 files changed, 423 insertions(+)
 create mode 100644 assets/scss/components/_search.scss
 create mode 100644 layouts/index.json
 create mode 100644 layouts/partials/search-interface.html
 create mode 100644 static/js/search.js

diff --git a/assets/scss/components/_search.scss b/assets/scss/components/_search.scss
new file mode 100644
index 0000000..3676d0a
--- /dev/null
+++ b/assets/scss/components/_search.scss
@@ -0,0 +1,48 @@
+.search-interface {
+  @apply sticky top-0 bg-white z-10 p-4;
+  
+  .search-form {
+    @apply space-y-4;
+  }
+  
+  .search-input-group {
+    @apply flex gap-2;
+  }
+  
+  .search-input {
+    @apply w-full p-2 border rounded-lg focus:ring-2 focus:ring-blue-500;
+  }
+  
+  .filter-toggle {
+    @apply px-4 py-2 bg-blue-600 text-white rounded-lg hover:bg-blue-700;
+  }
+  
+  .filter-panel {
+    @apply hidden transition-all duration-200 ease-in-out;
+    @apply bg-gray-50 rounded-lg p-4 mt-4;
+    
+    &.active {
+      @apply block;
+    }
+  }
+  
+  .filter-groups {
+    @apply grid gap-4 md:grid-cols-2 lg:grid-cols-3;
+  }
+  
+  .filter-group {
+    @apply space-y-2;
+    
+    h3 {
+      @apply font-semibold text-gray-700;
+    }
+  }
+  
+  .results-count {
+    @apply mt-4 text-sm text-gray-600;
+  }
+  
+  .results-list {
+    @apply mt-4 space-y-4;
+  }
+}
diff --git a/assets/scss/main.scss b/assets/scss/main.scss
index 016a01d..b7aa9d7 100644
--- a/assets/scss/main.scss
+++ b/assets/scss/main.scss
@@ -11,6 +11,7 @@
 
 // Components
 @import "components/wompum";
+@import "components/search";
 
 body {
   font-family: $font-garamond;
diff --git a/config.toml b/config.toml
index 9d34023..7c97487 100644
--- a/config.toml
+++ b/config.toml
@@ -8,3 +8,11 @@ theme = "hugo-starter-tailwind-basic"
 
 [minify]
   minifyOutput = true
+
+[outputs]
+  home = ["HTML", "RSS", "JSON"]
+
+[outputFormats.JSON]
+  mediaType = "application/json"
+  baseName = "search"
+  isPlainText = true
diff --git a/layouts/_default/baseof.html b/layouts/_default/baseof.html
index b841a4a..90e7454 100644
--- a/layouts/_default/baseof.html
+++ b/layouts/_default/baseof.html
@@ -27,5 +27,6 @@
     <script src="/js/sigil.js"></script>
     <script src="/js/colorCalculator.js"></script>
     <script src="/js/wompum.js"></script>
+    {{ block "scripts" . }}{{ end }}
   </body>
 </html>
diff --git a/layouts/index.html b/layouts/index.html
index 4d25239..44317f1 100644
--- a/layouts/index.html
+++ b/layouts/index.html
@@ -1,4 +1,5 @@
 {{ define "main" }}
+{{ partial "search-interface.html" . }}
 <main class="flex gap-4 lg:gap-16 justify-around mt-8 max-w-screen-xl mx-auto px-4 lg:px-0">
   <ul class="flex flex-col gap-4 w-full">
     {{ partial "article-list.html" (dict "Pages" (where .Site.RegularPages "Section" "articles")) }}
diff --git a/layouts/index.json b/layouts/index.json
new file mode 100644
index 0000000..5edaf97
--- /dev/null
+++ b/layouts/index.json
@@ -0,0 +1,14 @@
+{{- $searchIndex := slice -}}
+{{- range where .Site.RegularPages "Type" "articles" -}}
+    {{- $searchIndex = $searchIndex | append (dict 
+        "title" .Title
+        "url" .Permalink
+        "summary" .Summary
+        "tags" .Params.tags
+        "narrator" .Params.narrator
+        "facilitator" .Params.facilitator
+        "date" (.Date.Format "2006-01-02")
+        "content" .Plain
+    ) -}}
+{{- end -}}
+{{- $searchIndex | jsonify -}}
diff --git a/layouts/partials/search-interface.html b/layouts/partials/search-interface.html
new file mode 100644
index 0000000..1131d5c
--- /dev/null
+++ b/layouts/partials/search-interface.html
@@ -0,0 +1,54 @@
+<div class="search-interface">
+  <form class="search-form" data-search-form>
+    <div class="search-input-group">
+      <input type="search" 
+             name="q" 
+             placeholder="Search interviews..." 
+             class="search-input"
+             data-search-input>
+      <button type="button" 
+              class="filter-toggle"
+              data-filter-toggle>
+        Filters
+      </button>
+    </div>
+    
+    <div class="filter-panel" data-filter-panel>
+      <div class="filter-groups">
+        <div class="filter-group">
+          <h3>Tags</h3>
+          <div data-filter-tags></div>
+        </div>
+        <div class="filter-group">
+          <h3>Narrators</h3>
+          <div data-filter-narrators></div>
+        </div>
+        <div class="filter-group">
+          <h3>Facilitators</h3>
+          <div data-filter-facilitators></div>
+        </div>
+        <div class="filter-group col-span-full">
+          <h3>Date Range</h3>
+          <div class="flex gap-2">
+            <input type="date" name="date-from" data-date-from>
+            <input type="date" name="date-to" data-date-to>
+          </div>
+        </div>
+        <div class="flex items-center gap-2">
+          <label>
+            <input type="checkbox" name="logic-mode" data-logic-mode>
+            Use OR logic for filters
+          </label>
+        </div>
+      </div>
+    </div>
+  </form>
+  
+  <div class="results-count" data-results-count></div>
+  <div class="results-list" data-results></div>
+</div>
+
+{{ define "scripts" }}
+<script src="https://cdn.jsdelivr.net/npm/fuse.js@7.0.0"></script>
+<script src="/js/search.js"></script>
+{{ end }}
\ No newline at end of file
diff --git a/static/js/search.js b/static/js/search.js
new file mode 100644
index 0000000..1a56230
--- /dev/null
+++ b/static/js/search.js
@@ -0,0 +1,296 @@
+class SearchInterface {
+  constructor() {
+    this.searchIndex = [];
+    this.fuse = null;
+    this.filters = {
+      tags: new Set(),
+      narrators: new Set(),
+      facilitators: new Set(),
+      dateFrom: null,
+      dateTo: null,
+      useOrLogic: false
+    };
+    
+    this.init();
+  }
+
+  async init() {
+    try {
+      const response = await fetch('/search.json');
+      this.searchIndex = await response.json();
+      
+      this.fuse = new Fuse(this.searchIndex, {
+        keys: ['title', 'content', 'summary', 'tags', 'narrator', 'facilitator'],
+        threshold: 0.3,
+        ignoreLocation: true,
+        useExtendedSearch: true
+      });
+
+      this.setupEventListeners();
+      this.populateFilterOptions();
+      this.initializeFromURL();
+    } catch (error) {
+      this.handleError(error, 'Failed to initialize search');
+    }
+  }
+
+  handleError(error, message = 'Search error') {
+    console.error(message, error);
+    const resultsDiv = document.querySelector('[data-results]');
+    if (resultsDiv) {
+      resultsDiv.innerHTML = `
+        <div class="text-red-500 text-center py-8">
+          ${message}. Please try again later.
+        </div>
+      `;
+    }
+  }
+
+  debounce(func, wait) {
+    let timeout;
+    return (...args) => {
+      clearTimeout(timeout);
+      timeout = setTimeout(() => func.apply(this, args), wait);
+    };
+  }
+
+  setupEventListeners() {
+    const searchInput = document.querySelector('[data-search-input]');
+    const filterToggle = document.querySelector('[data-filter-toggle]');
+    const filterPanel = document.querySelector('[data-filter-panel]');
+    const logicMode = document.querySelector('[data-logic-mode]');
+    const dateInputs = document.querySelectorAll('[data-date-from], [data-date-to]');
+
+    if (searchInput) {
+      searchInput.addEventListener('input', 
+        this.debounce(() => this.performSearch(), 300)
+      );
+    }
+
+    if (filterToggle && filterPanel) {
+      filterToggle.addEventListener('click', () => {
+        filterPanel.classList.toggle('active');
+      });
+    }
+
+    if (logicMode) {
+      logicMode.addEventListener('change', () => {
+        this.filters.useOrLogic = logicMode.checked;
+        this.performSearch();
+      });
+    }
+
+    dateInputs.forEach(input => {
+      input.addEventListener('change', () => this.performSearch());
+    });
+  }
+
+  performSearch() {
+    const searchInput = document.querySelector('[data-search-input]');
+    const dateFrom = document.querySelector('[data-date-from]');
+    const dateTo = document.querySelector('[data-date-to]');
+    const resultsDiv = document.querySelector('[data-results]');
+    const countDiv = document.querySelector('[data-results-count]');
+    
+    // Get current search state
+    const query = searchInput?.value || '';
+    this.filters.dateFrom = this.parseDate(dateFrom?.value);
+    this.filters.dateTo = this.parseDate(dateTo?.value);
+
+    // Perform search
+    let results = query ? this.fuse.search(query) : this.searchIndex;
+    results = results.map(r => r.item || r); // Handle Fuse.js results format
+
+    // Apply filters
+    results = results.filter(item => {
+      const matchesTags = this.filters.tags.size === 0 || (item.tags && 
+        (this.filters.useOrLogic 
+          ? item.tags.some(tag => this.filters.tags.has(tag))
+          : item.tags.every(tag => this.filters.tags.has(tag))));
+
+      const matchesNarrator = this.filters.narrators.size === 0 ||
+        this.filters.narrators.has(item.narrator);
+
+      const matchesFacilitator = this.filters.facilitators.size === 0 ||
+        this.filters.facilitators.has(item.facilitator);
+
+      const itemDate = new Date(item.date);
+      const afterStartDate = !this.filters.dateFrom || 
+        itemDate >= new Date(this.filters.dateFrom);
+      const beforeEndDate = !this.filters.dateTo || 
+        itemDate <= new Date(this.filters.dateTo);
+
+      return matchesTags && matchesNarrator && matchesFacilitator && 
+        afterStartDate && beforeEndDate;
+    });
+
+    // Update URL state
+    const params = new URLSearchParams();
+    if (query) params.set('q', query);
+    if (this.filters.dateFrom) params.set('from', this.filters.dateFrom);
+    if (this.filters.dateTo) params.set('to', this.filters.dateTo);
+    if (this.filters.useOrLogic) params.set('logic', 'or');
+    if (this.filters.tags.size) params.set('tags', Array.from(this.filters.tags).join(','));
+    if (this.filters.narrators.size) params.set('narrators', Array.from(this.filters.narrators).join(','));
+    if (this.filters.facilitators.size) params.set('facilitators', Array.from(this.filters.facilitators).join(','));
+    
+    const newUrl = `${window.location.pathname}${params.toString() ? '?' + params.toString() : ''}`;
+    window.history.replaceState({}, '', newUrl);
+
+    // Render results
+    if (resultsDiv) {
+      if (results.length === 0) {
+        resultsDiv.innerHTML = `
+          <div class="text-gray-500 text-center py-8">
+            No results found. Try adjusting your search or filters.
+          </div>
+        `;
+      } else {
+        resultsDiv.innerHTML = results.map(item => `
+          <article class="border-b border-gray-200 pb-4">
+            <h3 class="text-xl font-semibold">
+              <a href="${item.url}" class="hover:text-blue-600">${item.title}</a>
+            </h3>
+            <div class="flex gap-2 text-sm text-gray-600 mt-1">
+              <span>${item.narrator}</span>
+              <span>•</span>
+              <span>${new Date(item.date).toLocaleDateString()}</span>
+            </div>
+            ${item.tags ? `
+              <div class="flex gap-2 mt-2">
+                ${item.tags.map(tag => `
+                  <span class="text-xs bg-gray-100 text-gray-600 px-2 py-1 rounded">
+                    ${tag}
+                  </span>
+                `).join('')}
+              </div>
+            ` : ''}
+            <p class="mt-2 text-gray-600">${item.summary}</p>
+          </article>
+        `).join('');
+      }
+    }
+
+    // Update count
+    if (countDiv) {
+      countDiv.textContent = `${results.length} result${results.length === 1 ? '' : 's'} found`;
+    }
+  }
+
+  populateFilterOptions() {
+    const tagsContainer = document.querySelector('[data-filter-tags]');
+    const narratorsContainer = document.querySelector('[data-filter-narrators]');
+    const facilitatorsContainer = document.querySelector('[data-filter-facilitators]');
+
+    // Get unique values
+    const tags = new Set(this.searchIndex.flatMap(item => item.tags || []));
+    const narrators = new Set(this.searchIndex.map(item => item.narrator).filter(Boolean));
+    const facilitators = new Set(this.searchIndex.map(item => item.facilitator).filter(Boolean));
+
+    // Helper to create filter options
+    const createFilterOption = (value, container, filterSet) => {
+      const label = document.createElement('label');
+      label.className = 'flex items-center gap-2 text-sm';
+      
+      const checkbox = document.createElement('input');
+      checkbox.type = 'checkbox';
+      checkbox.value = value;
+      checkbox.checked = filterSet.has(value);
+      checkbox.addEventListener('change', () => {
+        if (checkbox.checked) {
+          filterSet.add(value);
+        } else {
+          filterSet.delete(value);
+        }
+        this.performSearch();
+      });
+
+      label.appendChild(checkbox);
+      label.appendChild(document.createTextNode(value));
+      container?.appendChild(label);
+    };
+
+    // Populate filters
+    if (tagsContainer) {
+      tagsContainer.innerHTML = '';
+      Array.from(tags).sort().forEach(tag => 
+        createFilterOption(tag, tagsContainer, this.filters.tags)
+      );
+    }
+
+    if (narratorsContainer) {
+      narratorsContainer.innerHTML = '';
+      Array.from(narrators).sort().forEach(narrator => 
+        createFilterOption(narrator, narratorsContainer, this.filters.narrators)
+      );
+    }
+
+    if (facilitatorsContainer) {
+      facilitatorsContainer.innerHTML = '';
+      Array.from(facilitators).sort().forEach(facilitator => 
+        createFilterOption(facilitator, facilitatorsContainer, this.filters.facilitators)
+      );
+    }
+  }
+
+  initializeFromURL() {
+    const params = new URLSearchParams(window.location.search);
+    const searchInput = document.querySelector('[data-search-input]');
+    const dateFrom = document.querySelector('[data-date-from]');
+    const dateTo = document.querySelector('[data-date-to]');
+    const logicMode = document.querySelector('[data-logic-mode]');
+
+    // Restore search query
+    if (searchInput && params.has('q')) {
+      searchInput.value = params.get('q');
+    }
+
+    // Restore date filters
+    if (dateFrom && params.has('from')) {
+      dateFrom.value = params.get('from');
+      this.filters.dateFrom = params.get('from');
+    }
+    if (dateTo && params.has('to')) {
+      dateTo.value = params.get('to');
+      this.filters.dateTo = params.get('to');
+    }
+
+    // Restore logic mode
+    if (logicMode) {
+      this.filters.useOrLogic = params.get('logic') === 'or';
+      logicMode.checked = this.filters.useOrLogic;
+    }
+
+    // Restore filter selections
+    if (params.has('tags')) {
+      params.get('tags').split(',').forEach(tag => this.filters.tags.add(tag));
+    }
+    if (params.has('narrators')) {
+      params.get('narrators').split(',').forEach(narrator => this.filters.narrators.add(narrator));
+    }
+    if (params.has('facilitators')) {
+      params.get('facilitators').split(',').forEach(facilitator => this.filters.facilitators.add(facilitator));
+    }
+
+    // Perform initial search if we have any parameters
+    if ([...params.keys()].length > 0) {
+      this.performSearch();
+    }
+  }
+
+  parseDate(dateString) {
+    try {
+      return dateString ? new Date(dateString) : null;
+    } catch (error) {
+      this.handleError(error, 'Invalid date format');
+      return null;
+    }
+  }
+}
+
+// Initialize search when DOM is ready
+if (document.readyState === 'loading') {
+  document.addEventListener('DOMContentLoaded', () => new SearchInterface());
+} else {
+  new SearchInterface();
+}