refactor(extension): extract tab management logic into independent module

2026-08-24 17:56:27 +00:00 · 2026-06-19 14:11:47 -06:00
parent 3ebe80aab2
commit 1c404a7f11
3 changed files with 111 additions and 66 deletions
@@ -0,0 +1,94 @@
+export function initTabManager({
+    getCurrentTabId,
+    setCurrentTabId,
+    setCurrentTabTitle,
+    setLastContentHeartbeatAt,
+    setRoomIdleSince,
+    getCurrentRoom,
+    getPeerId,
+    getStorageInitialized,
+    updateBadgeStatus,
+    addLog,
+    getSettings,
+    emit,
+    applyAudioSettingsToTab,
+    ensureState,
+    EVENTS
+}) {
+    chrome.storage.onChanged.addListener(async (changes, area) => {
+        if (area !== 'local' || !changes.audioSettings) return;
+        await ensureState();
+        const tabId = getCurrentTabId();
+        if (!tabId) return;
+
+        chrome.tabs.sendMessage(tabId, {
+            action: 'APPLY_AUDIO_SETTINGS',
+            settings: changes.audioSettings.newValue
+        }).catch(() => {});
+    });
+
+    chrome.tabs.onRemoved.addListener(async (tabId) => {
+        await ensureState();
+        if (tabId === getCurrentTabId()) {
+            const wasInRoom = !!getCurrentRoom();
+            setCurrentTabId(null);
+            setCurrentTabTitle(null);
+            setLastContentHeartbeatAt(null);
+            const now = Date.now();
+            setRoomIdleSince(now);
+            chrome.storage.session.set({
+                currentTabId: null,
+                currentTabTitle: null,
+                roomIdleSince: now,
+                lastContentHeartbeatAt: null
+            });
+            updateBadgeStatus();
+            addLog('Target tab closed.', 'warn');
+
+            if (wasInRoom) {
+                const roomAtClose = getCurrentRoom();
+                getSettings().then(settings => {
+                    if (getCurrentRoom() !== roomAtClose) return;
+
+                    emit(EVENTS.PEER_STATUS, {
+                        peerId: getPeerId(),
+                        playbackState: 'paused',
+                        currentTime: null,
+                        mediaTitle: null,
+                        username: settings.username,
+                        tabTitle: null
+                    });
+
+                    const room = getCurrentRoom();
+                    if (room && Array.isArray(room.peers)) {
+                        const me = room.peers.find(p => (p.peerId || p) === getPeerId());
+                        if (me && typeof me === 'object') {
+                            me.playbackState = 'paused';
+                            me.currentTime = null;
+                            me.mediaTitle = null;
+                            me.tabTitle = null;
+                            me.lastHeartbeat = Date.now();
+                            if (getStorageInitialized()) {
+                                chrome.storage.session.set({ currentRoom: room });
+                            }
+                            chrome.runtime.sendMessage({ type: 'PEER_UPDATE', peers: room.peers }).catch(() => {});
+                        }
+                    }
+                }).catch(() => {});
+            }
+        }
+    });
+
+    chrome.tabs.onUpdated.addListener(async (tabId, changeInfo, _tab) => {
+        await ensureState();
+        const curTabId = getCurrentTabId();
+        if (curTabId && tabId === parseInt(curTabId) && changeInfo.status === 'complete') {
+            chrome.scripting.executeScript({
+                target: { tabId },
+                files: ['content.js']
+            })
+                .then(() => applyAudioSettingsToTab(tabId))
+                .catch(() => {});
+        }
+    });
+}