From 2ee22402c5bb9ac2a3b7678a1b15b7868019b63f Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@alhur.es>
Date: Fri, 15 Jan 2021 18:29:39 -0300
Subject: [PATCH] fix related events: ref => tags.

---
 handlers.go   | 8 +++-----
 postgresql.go | 6 ++++++
 sqlite.go     | 6 ++++++
 3 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/handlers.go b/handlers.go
index f0d9ee4..b044577 100644
--- a/handlers.go
+++ b/handlers.go
@@ -369,11 +369,9 @@ func requestEvent(body []byte, conn *websocket.Conn) error {
 	go func() {
 		// get events that reference this
 		var related []Event
-		if err := db.Select(&related, `
-            SELECT * FROM event
-            WHERE ref = $1
-            LIMIT $2
-        `, data.Id, data.Limit); err == nil {
+		if err := db.Select(&related,
+			relatedEventsQuery,
+			data.Id, data.Limit); err == nil {
 			for _, evt := range related {
 				jevent, _ := json.Marshal([]interface{}{
 					evt,
diff --git a/postgresql.go b/postgresql.go
index fb123ca..b6b848e 100644
--- a/postgresql.go
+++ b/postgresql.go
@@ -30,3 +30,9 @@ CREATE INDEX pubkeytimeidx ON event (pubkey, created_at);
 	log.Print(err)
 	return db, nil
 }
+
+const relatedEventsQuery = `
+  SELECT * FROM event
+  WHERE tags @@ '$[*][1] == "' || $1 || '"'
+  LIMIT $2
+`
diff --git a/sqlite.go b/sqlite.go
index d29cea6..ace3e1d 100644
--- a/sqlite.go
+++ b/sqlite.go
@@ -29,3 +29,9 @@ CREATE INDEX pubkeytimeidx ON event (pubkey, created_at);
     `)
 	return db, nil
 }
+
+const relatedEventsQuery = `
+  SELECT * FROM event
+  WHERE tags LIKE '%' || $1 || '%'
+  LIMIT $2
+`