feat: facette Extensions dans les facettes de recherche #157

frontend/js/search.js

@@ -1034,7 +1034,7 @@ export function renderAdvancedSearchResults(data, query, tagFilter) {
   }
 
   // Facets panel
-  if (data.facets && (Object.keys(data.facets.tags || {}).length > 0 || Object.keys(data.facets.vaults || {}).length > 0)) {
+  if (data.facets && (Object.keys(data.facets.tags || {}).length > 0 || Object.keys(data.facets.vaults || {}).length > 0 || Object.keys(data.facets.extensions || {}).length > 0)) {
     const facetsDiv = el("div", { class: "search-facets" });
 
     // Vault facets
@@ -1078,6 +1078,32 @@ export function renderAdvancedSearchResults(data, query, tagFilter) {
       facetsDiv.appendChild(group);
     }
 
+    // Extension facets
+    const extFacets = data.facets.extensions || {};
+    if (Object.keys(extFacets).length > 0) {
+      const group = el("div", { class: "search-facets__group", "data-facet": "extensions" });
+      const label = el("span", { class: "search-facets__label" });
+      label.textContent = "Extensions";
+      group.appendChild(label);
+      for (const [extName, count] of Object.entries(extFacets)) {
+        const item = el("span", { class: "search-facets__item" });
+        // textContent: extension suffixes come from filenames (untrusted), never innerHTML
+        item.appendChild(document.createTextNode(`.${extName} `));
+        const facetCount = el("span", { class: "facet-count" });
+        facetCount.textContent = String(count);
+        item.appendChild(facetCount);
+        item.addEventListener("click", () => {
+          const input = document.getElementById("search-input");
+          // Replace any existing ext: operator, then trigger a new search
+          const current = input.value.replace(/ext:\S+\s*/gi, "").trim();
+          input.value = current + " ext:" + extName;
+          _triggerAdvancedSearch(input.value);
+        });
+        group.appendChild(item);
+      }
+      facetsDiv.appendChild(group);
+    }
+
     area.appendChild(facetsDiv);
   }