From 42d33ac06cb6a16e1a690c6ae05ba75274e40c7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=9B=B7=E7=94=B5=E8=8A=BD=E8=A1=A3?=
 <zhangyanghaha0407@outlook.com>
Date: Thu, 7 May 2026 20:09:42 -0400
Subject: [PATCH] Track archived tab state transitions

---
 crates/ely_browser_core/tests/tabs.rs | 10 ++++++++--
 crates/ely_domain/src/archive.rs      |  7 +++++--
 crates/ely_domain/src/tab.rs          |  8 ++++++++
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/crates/ely_browser_core/tests/tabs.rs b/crates/ely_browser_core/tests/tabs.rs
index 603c8d7..f385970 100644
--- a/crates/ely_browser_core/tests/tabs.rs
+++ b/crates/ely_browser_core/tests/tabs.rs
@@ -1,7 +1,7 @@
 use std::error::Error;
 
 use ely_browser_core::{BrowserCore, CoreError, InitialBrowserConfig};
-use ely_domain::{CommandIntent, CommandScope, UrlText};
+use ely_domain::{CommandIntent, CommandScope, TabState, UrlText};
 
 #[test]
 fn opens_new_tab_below_active_tab() -> Result<(), Box<dyn Error>> {
@@ -38,6 +38,7 @@ fn closes_active_tab_and_selects_next_neighbor() -> Result<(), Box<dyn Error>> {
     assert_eq!(snapshot.active_tab_id, active_tab_id);
     assert_eq!(snapshot.archived_tabs.len(), 1);
     assert_eq!(snapshot.archived_tabs[0].tab().id(), &second_tab_id);
+    assert_eq!(snapshot.archived_tabs[0].tab().state(), &TabState::Archived);
     Ok(())
 }
 
@@ -69,7 +70,12 @@ fn restores_last_archived_tab() -> Result<(), Box<dyn Error>> {
     assert_eq!(restored_tab_id, closed_tab_id);
     assert_eq!(snapshot.active_tab_id, closed_tab_id);
     assert!(snapshot.archived_tabs.is_empty());
-    assert!(snapshot.tabs.iter().any(|tab| tab.id() == &closed_tab_id));
+    let restored_tab = snapshot
+        .tabs
+        .iter()
+        .find(|tab| tab.id() == &closed_tab_id)
+        .ok_or(CoreError::MissingActiveTab)?;
+    assert_eq!(restored_tab.state(), &TabState::Ready);
     Ok(())
 }
 
diff --git a/crates/ely_domain/src/archive.rs b/crates/ely_domain/src/archive.rs
index 23c1519..f4340e2 100644
--- a/crates/ely_domain/src/archive.rs
+++ b/crates/ely_domain/src/archive.rs
@@ -17,7 +17,8 @@ pub struct ArchivedTab {
 
 impl ArchivedTab {
     #[must_use]
-    pub fn new(tab: BrowserTab, source: ArchiveSource) -> Self {
+    pub fn new(mut tab: BrowserTab, source: ArchiveSource) -> Self {
+        tab.mark_archived();
         Self { tab, archived_at: SystemTime::now(), source }
     }
 
@@ -38,6 +39,8 @@ impl ArchivedTab {
 
     #[must_use]
     pub fn into_tab(self) -> BrowserTab {
-        self.tab
+        let mut tab = self.tab;
+        tab.mark_ready();
+        tab
     }
 }
diff --git a/crates/ely_domain/src/tab.rs b/crates/ely_domain/src/tab.rs
index a60974e..9e7738c 100644
--- a/crates/ely_domain/src/tab.rs
+++ b/crates/ely_domain/src/tab.rs
@@ -85,6 +85,14 @@ impl BrowserTab {
         &self.state
     }
 
+    pub fn mark_archived(&mut self) {
+        self.state = TabState::Archived;
+    }
+
+    pub fn mark_ready(&mut self) {
+        self.state = TabState::Ready;
+    }
+
     #[must_use]
     pub fn flags(&self) -> &TabFlags {
         &self.flags