From 2e8f6511e8d845207eb3be2ced11fe7b80ca95e3 Mon Sep 17 00:00:00 2001
From: Jeffrey Chen <78434827+TCOTC@users.noreply.github.com>
Date: Sun, 8 Mar 2026 18:29:15 +0800
Subject: [PATCH] :recycle: Plugin existence by plugin.json and cleanup
 persisted info (#17162)

---
 kernel/bazaar/installed.go |  2 +-
 kernel/model/plugin.go     | 24 +++++-------------------
 2 files changed, 6 insertions(+), 20 deletions(-)

diff --git a/kernel/bazaar/installed.go b/kernel/bazaar/installed.go
index 4314b1312..5b87c7a13 100644
--- a/kernel/bazaar/installed.go
+++ b/kernel/bazaar/installed.go
@@ -190,7 +190,7 @@ func loadBazaarInfo() (ret *BazaarInfo) {
 	return
 }
 
-// saveBazaarInfo 保存集市持久化信息（调用者需持有写锁）
+// saveBazaarInfo 保存集市持久化信息（调用者需持有 bazaarInfoCacheLock 写锁）
 func saveBazaarInfo() {
 	infoPath := filepath.Join(util.DataDir, "storage", "bazaar.json")
 
diff --git a/kernel/model/plugin.go b/kernel/model/plugin.go
index 7e7c208d5..e51496426 100644
--- a/kernel/model/plugin.go
+++ b/kernel/model/plugin.go
@@ -267,9 +267,12 @@ func getPetals() (ret []*Petal) {
 	var tmp []*Petal
 	pluginsDir := filepath.Join(util.DataDir, "plugins")
 	for _, petal := range ret {
-		pluginPath := filepath.Join(pluginsDir, petal.Name)
-		if hasPluginFiles(pluginPath) {
+		pluginJSONPath := filepath.Join(pluginsDir, petal.Name, "plugin.json")
+		if filelock.IsExist(pluginJSONPath) {
 			tmp = append(tmp, petal)
+		} else {
+			// 插件不存在时，删除对应的持久化信息
+			bazaar.RemovePackageInfo("plugins", petal.Name)
 		}
 	}
 	if len(tmp) != len(ret) {
@@ -281,20 +284,3 @@ func getPetals() (ret []*Petal) {
 	}
 	return
 }
-
-// hasPluginFiles 检查插件安装目录是否存在且包含文件
-func hasPluginFiles(pluginPath string) bool {
-	if !filelock.IsExist(pluginPath) {
-		return false
-	}
-	entries, err := os.ReadDir(pluginPath)
-	if err != nil {
-		return false
-	}
-	for _, entry := range entries {
-		if !entry.IsDir() {
-			return true
-		}
-	}
-	return false
-}