feat: add search title only filter for search options (#4587)

* feat: search title only filter

* fix: page reload will keep settings

* fix: working with additional filters

* style changes

app/stores/DocumentsStore.ts

@@ -385,14 +385,35 @@ export default class DocumentsStore extends BaseStore<Document> {
   };
 
   @action
-  searchTitles = async (query: string) => {
+  searchTitles = async (query: string, options?: SearchParams) => {
+    const compactedOptions = omitBy(options, (o) => !o);
     const res = await client.post("/documents.search_titles", {
+      ...compactedOptions,
       query,
     });
     invariant(res?.data, "Search response should be available");
+
     // add the documents and associated policies to the store
     res.data.forEach(this.add);
     this.addPolicies(res.policies);
+
+    // store a reference to the document model in the search cache instead
+    // of the original result from the API.
+    const results: SearchResult[] = compact(
+      res.data.map((result: SearchResult) => {
+        const document = this.data.get(result.id);
+        if (!document) {
+          return null;
+        }
+        return {
+          document,
+        };
+      })
+    );
+    const existing = this.searchCache.get(query) || [];
+    // splice modifies any existing results, taking into account pagination
+    existing.splice(0, existing.length, ...results);
+    this.searchCache.set(query, existing);
     return res.data;
   };