From 013d188c0a41be5513ce872fc974b53e40c1d613 Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Wed, 8 Jul 2026 11:38:58 +0000
Subject: [PATCH] refactor: Extract boot phases in main.ts

Co-authored-by: Horizontal42 <75383519+Horizontal42@users.noreply.github.com>
---
 src/main.ts | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/main.ts b/src/main.ts
index a0d754b..8b6a8a4 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -681,13 +681,19 @@ function toast(msg: string): void {
 
 // ---------- boot
 
-async function boot(): Promise<void> {
+async function initSettings(): Promise<void> {
   settings = await loadSettings();
   if (!localStorage.getItem("summarum.langInit") && settings.language === "en") {
     settings.language = detectLang();
     localStorage.setItem("summarum.langInit", "1");
   }
 
+  // snapshots run before the app writes anything
+  setDataDir(settings.dataDir);
+  await runBackups(settings.dataDir, settings.deletedRetentionDays);
+}
+
+async function initDataAndEngine(): Promise<void> {
   engine = new SumEngine({
     precision: settings.precision,
     groupSeparator: settings.groupSeparator,
@@ -695,10 +701,6 @@ async function boot(): Promise<void> {
     dateFormat: settings.dateFormat,
   });
 
-  // snapshots run before the app writes anything
-  setDataDir(settings.dataDir);
-  await runBackups(settings.dataDir, settings.deletedRetentionDays);
-
   const stored = await loadAppData(settings.dataDir);
   // a corrupt or foreign documents.json must not crash the boot
   if (stored && Array.isArray(stored.docs) && stored.docs.length > 0 && stored.contents && typeof stored.contents === "object") {
@@ -763,6 +765,9 @@ async function boot(): Promise<void> {
       editor.goToLine(line);
     },
   });
+}
+
+async function initUI(): Promise<void> {
 
   applySettings(); // sets the language before bindSettingsUI renders dynamic labels
   bindSettingsUI();
@@ -962,6 +967,12 @@ async function boot(): Promise<void> {
   setInterval(() => { if (settings.autoUpdateEnabled) void checkUpdate(); }, 6 * 60 * 60 * 1000);
 }
 
+async function boot(): Promise<void> {
+  await initSettings();
+  await initDataAndEngine();
+  await initUI();
+}
+
 /** manual = true when the user clicked "Check for updates" — only then report "up to date" / "check failed" */
 async function checkUpdate(manual = false): Promise<void> {
   const result = await checkForUpdate();