diff --git a/common/ieApi.js b/common/ieApi.js
index 7115b3a..84c850b 100644
--- a/common/ieApi.js
+++ b/common/ieApi.js
@@ -9,8 +9,25 @@ function unwrap(res) {
 	return res.result !== undefined ? res.result : res
 }
 
+function unwrapIeHome(res) {
+	if (!res) return null
+	if (res.success === false) {
+		const message = res.message || '请求失败'
+		if (message.indexOf('i/e 身份已被封禁') !== -1 || message.indexOf('ie 身份已被封禁') !== -1) {
+			return { banned: true, message }
+		}
+		uni.showToast({ title: message, icon: 'none' })
+		return null
+	}
+	return res.result !== undefined ? res.result : res
+}
+
 export function ieHome() {
-	return tui.request('/app/ie/home', 'GET', {}, false, false, true).then(unwrap)
+	return tui.request('/app/ie/home', 'GET', {}, false, false, true).then(unwrapIeHome)
+}
+
+export function getIeUnreadCount() {
+	return tui.request('/app/ie/unread-count', 'GET', {}, false, true, true).then(unwrap)
 }
 
 export function updateIeStatus(data) {
@@ -104,3 +121,50 @@ export function pageIeReports(pageNumber = 1, pageSize = 10) {
 export function pageIeBlocks(pageNumber = 1, pageSize = 10) {
 	return tui.request('/app/ie/blocks/page', 'GET', { pageNumber, pageSize }, false, true, true).then(unwrap)
 }
+
+export function getIeRoomStreak(roomId) {
+	return tui.request(`/app/ie/rooms/${roomId}/streak`, 'GET', {}, false, true, true).then(unwrap)
+}
+
+export function startIeQuiz(roomId) {
+	return tui.request(`/app/ie/rooms/${roomId}/quiz/start`, 'POST', {}, false, false, true).then(unwrap)
+}
+
+export function getIeQuizCurrent(roomId) {
+	return tui.request(`/app/ie/rooms/${roomId}/quiz/current`, 'GET', {}, false, true, true).then(unwrap)
+}
+
+export function answerIeQuiz(roomId, answers) {
+	return tui.request(`/app/ie/rooms/${roomId}/quiz/answer`, 'POST', { answers }, false, false, true).then(unwrap)
+}
+
+export function getIeDailyQuestion() {
+	return tui.request('/app/ie/daily-question/today', 'GET', {}, false, true, true).then(unwrap)
+}
+
+export function answerIeDailyQuestion(content) {
+	return tui.request('/app/ie/daily-question/answer', 'POST', { content }, false, false, false).then(unwrap)
+}
+
+export function pageIeDailyAnswers(pageNumber = 1, pageSize = 10) {
+	return tui.request('/app/ie/daily-question/answers/page', 'GET', { pageNumber, pageSize }, false, true, true).then(unwrap)
+}
+
+export function matchIeByAnswer(answerId) {
+	return tui.request(`/app/ie/daily-question/answers/${answerId}/match`, 'POST', {}, false, false, false).then(unwrap)
+}
+
+export function publishIeMoment(data) {
+	return tui.request('/app/ie/moments', 'POST', data, false, false, false).then(unwrap)
+}
+
+export function pageIeMoments(userId, pageNumber = 1, pageSize = 10, roomId = '') {
+	const params = { pageNumber, pageSize }
+	if (userId) params.userId = userId
+	if (roomId) params.roomId = roomId
+	return tui.request('/app/ie/moments/page', 'GET', params, false, true, true).then(unwrap)
+}
+
+export function deleteIeMoment(momentId) {
+	return tui.request(`/app/ie/moments/${momentId}`, 'DELETE', {}, false, false, true).then(unwrap)
+}
diff --git a/common/ieSocket.js b/common/ieSocket.js
index 3eacf19..06d5f47 100644
--- a/common/ieSocket.js
+++ b/common/ieSocket.js
@@ -6,6 +6,10 @@ const socket = {
 	heartbeatTimer: null,
 	subscriptions: {},
 	connecting: false,
+	manualClosed: false,
+	reconnectTimer: null,
+	reconnectAttempts: 0,
+	roomIds: [],
 	messageHandlers: [],
 	ackHandlers: [],
 	presenceHandlers: [],
@@ -66,7 +70,9 @@ function subscribe(destination, id) {
 }
 
 function subscribeRoom(roomId) {
-	if (!socket.connected || !socket.task || !roomId) return false
+	if (!roomId) return false
+	if (socket.roomIds.indexOf(roomId) < 0) socket.roomIds.push(roomId)
+	if (!socket.connected || !socket.task) return false
 	const id = 'ie-room-' + roomId
 	if (socket.subscriptions[id]) return true
 	socket.subscriptions[id] = true
@@ -74,6 +80,12 @@ function subscribeRoom(roomId) {
 	return true
 }
 
+function unsubscribeRoom(roomId) {
+	const index = socket.roomIds.indexOf(roomId)
+	if (index > -1) socket.roomIds.splice(index, 1)
+	delete socket.subscriptions['ie-room-' + roomId]
+}
+
 function bindSubscriptions() {
 	subscribe('/user/queue/ie/ack', 'ie-ack')
 	subscribe('/user/queue/ie/message', 'ie-message')
@@ -81,6 +93,25 @@ function bindSubscriptions() {
 	subscribe('/user/queue/ie/room-end', 'ie-room-end')
 	subscribe('/user/queue/ie/offline', 'ie-offline')
 	send('/app/ie/connect')
+	// 重连后恢复房间订阅
+	socket.roomIds.forEach(roomId => {
+		const id = 'ie-room-' + roomId
+		if (!socket.subscriptions[id]) {
+			socket.subscriptions[id] = true
+			subscribe('/topic/ie/room/' + roomId, id)
+		}
+	})
+}
+
+function scheduleReconnect() {
+	if (socket.manualClosed || socket.reconnectTimer) return
+	// 指数退避：2s/4s/8s/16s/30s 封顶
+	const delay = Math.min(2000 * Math.pow(2, socket.reconnectAttempts), 30000)
+	socket.reconnectAttempts += 1
+	socket.reconnectTimer = setTimeout(() => {
+		socket.reconnectTimer = null
+		connect().catch(() => scheduleReconnect())
+	}, delay)
 }
 
 function handleMessage(raw) {
@@ -88,6 +119,8 @@ function handleMessage(raw) {
 	const data = parseFrame(raw)
 	if (data.command === 'CONNECTED') {
 		socket.connected = true
+		socket.reconnectAttempts = 0
+		socket.subscriptions = {}
 		bindSubscriptions()
 		startHeartbeat()
 		return
@@ -113,6 +146,7 @@ function startHeartbeat() {
 function connect() {
 	if (socket.connected || socket.connecting) return Promise.resolve()
 	socket.connecting = true
+	socket.manualClosed = false
 	return new Promise((resolve, reject) => {
 		socket.task = uni.connectSocket({
 			url: wsUrl(),
@@ -134,17 +168,27 @@ function connect() {
 		socket.task.onClose(() => {
 			socket.connected = false
 			socket.connecting = false
+			socket.subscriptions = {}
 			clearInterval(socket.heartbeatTimer)
+			scheduleReconnect()
 		})
 		socket.task.onError(() => {
 			socket.connected = false
 			socket.connecting = false
+			socket.subscriptions = {}
 			clearInterval(socket.heartbeatTimer)
+			scheduleReconnect()
 		})
 	})
 }
 
 function close() {
+	socket.manualClosed = true
+	clearTimeout(socket.reconnectTimer)
+	socket.reconnectTimer = null
+	socket.reconnectAttempts = 0
+	socket.roomIds = []
+	socket.subscriptions = {}
 	clearInterval(socket.heartbeatTimer)
 	if (socket.task) socket.task.close()
 	socket.connected = false
@@ -164,6 +208,7 @@ export default {
 	close,
 	resetHandlers,
 	subscribeRoom,
+	unsubscribeRoom,
 	sendMessage(data) { return send('/app/ie/message', data) },
 	sendPresence(data) { return send('/app/ie/presence', data) },
 	onAck(handler) { socket.ackHandlers.push(handler) },