[release] optimization of times using db

Author: n3kosempai

src/i18n/locales/en.json

@@ -204,6 +204,7 @@
     "kernel": "Kernel",
     "diskUsage": "Disk Usage",
     "loading": "Loading installed apps...",
+    "loadingCacheNote": "Caching data for faster future access",
     "noApps": "No apps installed",
     "permissions": "Permissions",
     "storage": "Storage",

src/i18n/locales/es.json

@@ -206,6 +206,7 @@
     "kernel": "Kernel",
     "diskUsage": "Uso del Disco",
     "loading": "Cargando apps instaladas...",
+    "loadingCacheNote": "Almacenando datos en caché para acceso más rápido",
     "noApps": "No hay apps instaladas",
     "permissions": "Permisos",
     "storage": "Almacenamiento",

src/i18n/locales/hi.json

@@ -205,6 +205,7 @@
     "kernel": "कर्नेल",
     "diskUsage": "डिस्क उपयोग",
     "loading": "इंस्टॉल किए गए ऐप्स लोड हो रहे हैं...",
+    "loadingCacheNote": "तेज़ एक्सेस के लिए डेटा कैश किया जा रहा है",
     "noApps": "कोई ऐप इंस्टॉल नहीं है",
     "permissions": "अनुमतियां",
     "storage": "स्टोरेज",

src/i18n/locales/ja.json

@@ -204,6 +204,7 @@
     "kernel": "カーネル",
     "diskUsage": "ディスク使用量",
     "loading": "インストール済みアプリを読み込み中...",
+    "loadingCacheNote": "高速アクセスのためにデータをキャッシュしています",
     "noApps": "インストールされたアプリはありません",
     "permissions": "権限",
     "storage": "ストレージ",

src/i18n/locales/pt.json

@@ -205,6 +205,7 @@
     "kernel": "Kernel",
     "diskUsage": "Uso do Disco",
     "loading": "Carregando apps instalados...",
+    "loadingCacheNote": "Armazenando dados em cache para acesso mais rápido",
     "noApps": "Nenhum app instalado",
     "permissions": "Permissões",
     "storage": "Armazenamento",

src/i18n/locales/ru.json

@@ -205,6 +205,7 @@
     "kernel": "Ядро",
     "diskUsage": "Использование диска",
     "loading": "Загрузка установленных приложений...",
+    "loadingCacheNote": "Кэширование данных для ускорения доступа",
     "noApps": "Приложения не установлены",
     "permissions": "Разрешения",
     "storage": "Хранилище",

src/i18n/locales/zh.json

@@ -205,6 +205,7 @@
     "kernel": "内核",
     "diskUsage": "磁盘使用情况",
     "loading": "正在加载已安装的应用...",
+    "loadingCacheNote": "缓存数据以实现更快的访问",
     "noApps": "未安装应用",
     "permissions": "权限",
     "storage": "存储",

src/pages/analytics/components/DataCube.tsx

@@ -441,9 +441,23 @@ export const DataCube = ({
         }}
       >
         <CircularProgress sx={{ color: "#58a6ff" }} />
-        <Typography sx={{ color: "#8b949e", fontFamily: "monospace" }}>
-          {loading ? t("analytics.loading") : t("analytics.noApps")}
-        </Typography>
+        <Box sx={{ textAlign: "center" }}>
+          <Typography sx={{ color: "#8b949e", fontFamily: "monospace" }}>
+            {loading ? t("analytics.loading") : t("analytics.noApps")}
+          </Typography>
+          {loading && (
+            <Typography
+              sx={{
+                color: "#6e7681",
+                fontFamily: "monospace",
+                fontSize: "0.75rem",
+                mt: 0.5,
+              }}
+            >
+              {t("analytics.loadingCacheNote")}
+            </Typography>
+          )}
+        </Box>
       </Box>
     );
   }

src/utils/dbCache.ts

@@ -415,14 +415,29 @@ export class DBCacheManager {
 		const result: Record<string, string[]> = {};
 
 		try {
-			for (const app of apps) {
-				const permissions = await this.getCachedPermissions(
-					app.appId,
-					app.version,
-				);
-				if (permissions) {
-					result[app.appId] = permissions;
-				}
+			if (apps.length === 0) return result;
+
+			// Build a single query with placeholders for all (app_id, version) pairs
+			const placeholders = apps
+				.map(() => "(?, ?)")
+				.join(", ");
+
+			const values = apps.flatMap((app) => [app.appId, app.version]);
+
+			const rows = await this.db.select<
+				Array<{
+					app_id: string;
+					permissions: string;
+					outdated: number;
+				}>
+			>(
+				`SELECT app_id, permissions, outdated FROM app_permissions
+				WHERE (app_id, version) IN (VALUES ${placeholders}) AND outdated = 0`,
+				values,
+			);
+
+			for (const row of rows) {
+				result[row.app_id] = JSON.parse(row.permissions);
 			}
 		} catch (error) {
 			console.error("Error reading cached permissions batch:", error);
@@ -437,27 +452,18 @@ export class DBCacheManager {
 		await this.initialize();
 		if (!this.db) throw new Error("Database not initialized");
 
-		try {
-			const entries = Object.entries(permissionsMap);
-			if (entries.length === 0) return;
-
-			// Use explicit transaction for batch inserts (10-100x faster)
-			await this.db.execute("BEGIN TRANSACTION");
+		const entries = Object.entries(permissionsMap);
+		if (entries.length === 0) return;
 
-			try {
-				for (const [appId, data] of entries) {
-					const permissionsStr = JSON.stringify(data.permissions);
-					await this.db.execute(
-						`INSERT OR REPLACE INTO app_permissions (app_id, version, permissions, outdated, cached_at)
-             VALUES (?, ?, ?, 0, CURRENT_TIMESTAMP)`,
-						[appId, data.version, permissionsStr],
-					);
-				}
-
-				await this.db.execute("COMMIT");
-			} catch (error) {
-				await this.db.execute("ROLLBACK");
-				throw error;
+		try {
+			// Insert each permission sequentially (no transaction to avoid locks)
+			for (const [appId, data] of entries) {
+				const permissionsStr = JSON.stringify(data.permissions);
+				await this.db.execute(
+					`INSERT OR REPLACE INTO app_permissions (app_id, version, permissions, outdated, cached_at)
+           VALUES (?, ?, ?, 0, CURRENT_TIMESTAMP)`,
+					[appId, data.version, permissionsStr],
+				);
 			}
 		} catch (error) {
 			console.error("Error caching permissions batch:", error);