Problem: indexing search objects is slow

Solution: batch indexing search objects

file.go

@@ -337,14 +337,19 @@ func (fp *FilePages) save(msg saveMessage) error {
 		if err != nil {
 			return fmt.Errorf("while creating search object %s: %w", page.Name, err)
 		}
+		batch := fp.index.NewBatch()
 		for _, so := range searchObjects {
 			if fp.index != nil {
-				err = fp.index.Index(so.ID, so)
+				err = batch.Index(so.ID, so)
 				if err != nil {
 					return fmt.Errorf("while indexing %s: %w", page.Name, err)
 				}
 			}
 		}
+		err = fp.index.Batch(batch)
+		if err != nil {
+			return fmt.Errorf("while indexing %s: %w", page.Name, err)
+		}
 		sw.Stop()
 		sw.Start("links")
 		err = saveLinksIncremental(fp.dirname, page.Title)

main.go

@@ -37,7 +37,6 @@ import (
 	"strings"
 	"time"
 
-	"github.com/davecgh/go-spew/spew"
 	"p83.nl/go/ekster/pkg/util"
 	"p83.nl/go/indieauth"
 	"p83.nl/go/wiki/link"
@@ -1208,13 +1207,25 @@ func main() {
 		err = repo.Save(id, block)
 
 		// update search index
+		sw := stopwatch{}
+		sw.Start("createSearchObjects")
 		searchObjects, err := createSearchObjects(id)
-		spew.Dump("searchObjects", searchObjects)
+
+		batch := searchIndex.NewBatch()
 
 		for _, so := range searchObjects {
-			searchIndex.Index(so.ID, so)
+			err = batch.Index(so.ID, so)
+			if err != nil {
+				log.Println(err)
+			}
 		}
 
+		err = searchIndex.Batch(batch)
+		if err != nil {
+			log.Println(err)
+		}
+
+		sw.Stop()
 		return
 	}))
 	http.HandleFunc("/links.json", func(w http.ResponseWriter, r *http.Request) {