From a6dd9b9e180247b2a27bdcaba8802c472d36cdff Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Duffeck?= <a.duffeck@opencloud.eu>
Date: Thu, 19 Mar 2026 11:25:42 +0100
Subject: [PATCH] Use the fast vector highlighter for highlighting search
 results

---
 services/search/pkg/opensearch/backend.go              | 4 +++-
 services/search/pkg/opensearch/internal/osu/request.go | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/services/search/pkg/opensearch/backend.go b/services/search/pkg/opensearch/backend.go
index d41121730b..18d0995c2a 100644
--- a/services/search/pkg/opensearch/backend.go
+++ b/services/search/pkg/opensearch/backend.go
@@ -115,7 +115,9 @@ func (b *Backend) Search(ctx context.Context, sir *searchService.SearchIndexRequ
 				PreTags:  []string{"<mark>"},
 				PostTags: []string{"</mark>"},
 				Fields: map[string]osu.BodyParamHighlight{
-					"Content": {},
+					"Content": {
+						Type: "fvh",
+					},
 				},
 			},
 		},
diff --git a/services/search/pkg/opensearch/internal/osu/request.go b/services/search/pkg/opensearch/internal/osu/request.go
index 8e845cf0af..04e4c3396d 100644
--- a/services/search/pkg/opensearch/internal/osu/request.go
+++ b/services/search/pkg/opensearch/internal/osu/request.go
@@ -43,6 +43,7 @@ func (q QueryReqBody[O]) MarshalJSON() ([]byte, error) {
 type BodyParamHighlight struct {
 	PreTags  []string                      `json:"pre_tags,omitempty"`
 	PostTags []string                      `json:"post_tags,omitempty"`
+	Type     string                        `json:"type,omitempty"`
 	Fields   map[string]BodyParamHighlight `json:"fields,omitempty"`
 }