From a219cf52f58cc90823b10bfb91e59beedb88e839 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Fri, 5 May 2023 23:12:52 +0800
Subject: [PATCH] :art: Brand new marketplace UI
 https://github.com/siyuan-note/siyuan/issues/8181

---
 kernel/bazaar/package.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/bazaar/package.go b/kernel/bazaar/package.go
index 45025f315..3f988b514 100644
--- a/kernel/bazaar/package.go
+++ b/kernel/bazaar/package.go
@@ -262,7 +262,7 @@ func ThemeJSON(themeDirName string) (ret *Theme, err error) {
 	return
 }
 
-var cachedStageIndex map[string]*StageIndex
+var cachedStageIndex = map[string]*StageIndex{}
 var stageIndexCacheTime int64
 var stageIndexLock = sync.Mutex{}
 
@@ -276,7 +276,7 @@ func getStageIndex(pkgType string) (ret *StageIndex, err error) {
 	defer stageIndexLock.Unlock()
 
 	now := time.Now().Unix()
-	if 3600 >= now-stageIndexCacheTime {
+	if 3600 >= now-stageIndexCacheTime && nil != cachedStageIndex[pkgType] {
 		ret = cachedStageIndex[pkgType]
 		return
 	}