From f5d23a3b515bd5081a34dc80bea0fd6b70acbc84 Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Thu, 18 Jan 2024 17:55:08 -0300
Subject: [PATCH] lmdb/badger: stop sorting tags in-place when creating
 indexes. it is not necessary and was messing up things.

---
 badger/helpers.go |  1 -
 lmdb/helpers.go   |  1 -
 utils.go          | 15 ---------------
 3 files changed, 17 deletions(-)

diff --git a/badger/helpers.go b/badger/helpers.go
index dc70ddb..0be2073 100644
--- a/badger/helpers.go
+++ b/badger/helpers.go
@@ -86,7 +86,6 @@ func getIndexKeysForEvent(evt *nostr.Event, idx []byte) [][]byte {
 	}
 
 	// ~ by tagvalue+date
-	slices.SortFunc(evt.Tags, eventstore.TagSorter)
 	for i, tag := range evt.Tags {
 		if len(tag) < 2 || len(tag[0]) != 1 || len(tag[1]) == 0 || len(tag[1]) > 100 {
 			// not indexable
diff --git a/lmdb/helpers.go b/lmdb/helpers.go
index fef9dbb..7fb2378 100644
--- a/lmdb/helpers.go
+++ b/lmdb/helpers.go
@@ -79,7 +79,6 @@ func (b *LMDBBackend) getIndexKeysForEvent(evt *nostr.Event) []key {
 	}
 
 	// ~ by tagvalue+date
-	slices.SortFunc(evt.Tags, eventstore.TagSorter)
 	for i, tag := range evt.Tags {
 		if len(tag) < 2 || len(tag[0]) != 1 || len(tag[1]) == 0 || len(tag[1]) > 100 {
 			// not indexable
diff --git a/utils.go b/utils.go
index 6c4d87f..3718cc4 100644
--- a/utils.go
+++ b/utils.go
@@ -4,8 +4,6 @@ import (
 	"encoding/hex"
 	"strconv"
 	"strings"
-
-	"github.com/nbd-wtf/go-nostr"
 )
 
 func GetAddrTagElements(tagValue string) (kind uint16, pkb []byte, d string) {
@@ -19,16 +17,3 @@ func GetAddrTagElements(tagValue string) (kind uint16, pkb []byte, d string) {
 	}
 	return 0, nil, ""
 }
-
-func TagSorter(a, b nostr.Tag) int {
-	if len(a) < 2 {
-		if len(b) < 2 {
-			return 0
-		}
-		return -1
-	}
-	if len(b) < 2 {
-		return 1
-	}
-	return strings.Compare(a[1], b[1])
-}