diff --git a/src/api/common.js b/src/api/common.js
index 9897be59..6ae46633 100644
--- a/src/api/common.js
+++ b/src/api/common.js
@@ -4,6 +4,7 @@ import {
 import {
     getToken
 } from '@/common/common.js'
+import common from '@/common/common';
 
 
 export const uploadFile = (file, data) => {  
@@ -145,9 +146,11 @@ export function downloadVoiceFile(url) {
 			url: `${baseUrl}${url}`,  
 			header,  
 			success(result) {
+				console.log(result)
 				resolve(result)
 			},  
 			fail(error) {    
+				console.log(error)
 				reject(new Error(error));  
 			}  
 		});  
diff --git a/src/api/socket.js b/src/api/socket.js
index 5abf5514..ca9c0b7d 100644
--- a/src/api/socket.js
+++ b/src/api/socket.js
@@ -26,13 +26,14 @@ export default class WebSocketUtil {
       close: [],   // 连接关闭回调
       error: []    // 错误处理回调
     };
-    this.init(); // 初始化WebSocket连接
+    this.init(true); // 初始化WebSocket连接
   }
 
   /**
    * 初始化WebSocket连接
    */
-  init() {
+  init(flag = false) {
+		if(flag) this.reconnectCount = 0
     // 创建WebSocket连接
     this.socketTask = uni.connectSocket({
       url: this.url,
@@ -59,7 +60,17 @@ export default class WebSocketUtil {
 
     // 监听WebSocket消息接收事件
     this.socketTask.onMessage((res) => {
-      console.log('收到WebSocket消息', res);
+			if(res.data){
+				const { rtnCode } = JSON.parse(res.data) 
+				console.log('收到WebSocket消息', JSON.parse(res.data) );
+				if(['0005', 'QQ0005'].includes(res.rtnCode)) {
+					goto_login_fun();
+					return
+				}
+			}else{
+				goto_login_fun();
+				return
+			}
       this.triggerEvent('message', res); // 触发消息接收事件
     });
 
@@ -198,6 +209,8 @@ export default class WebSocketUtil {
     } else {
       console.error('达到最大重连次数，停止尝试');
       this.triggerEvent('error', new Error('达到最大重连次数'));
+			this.reconnectTimer = null
+			this.close()
       goto_login_fun()
     }
   }
diff --git a/src/components/image-preview/image-preview.vue b/src/components/image-preview/image-preview.vue
index a90318a2..23341f1b 100644
--- a/src/components/image-preview/image-preview.vue
+++ b/src/components/image-preview/image-preview.vue
@@ -4,7 +4,10 @@
 
 <script>
 	import {previewFile, previewCacheThumbImage} from'@/api/common.js'
-	import {get_base_url} from '@/api/request.js'
+	import { get_base_url } from '@/api/request.js'
+	import { useStorageStore } from "@/store/storage.js"
+	
+	// const storageStore = useStorageStore()
 	export default {
 		name:"image-preview",
 		props:{
@@ -36,6 +39,12 @@
 				base_url: get_base_url()
 			};
 		},
+		computed:{
+			storageStore:() => useStorageStore(),
+			imageObj() {
+				return this.storageStore?.imgObj||{}
+			} 
+		},
 		watch: {
 			imgId: {
 				handler(newval, oldval) {
@@ -58,15 +67,26 @@
 		},
 		methods: {
 			getPreviewUrlBlob(id) {
-				
-				if (id === null) {
-					console.log('谢谢谢谢谢谢', id);
+				if (!id) {
+					this.imgUrlShow = ''
+					return
 				}
 				if(this.isCache){
+					let _cache = this.imageObj[`/${id}/${this.width}/${this.height}`] || ''
+					if(_cache){
+						this.imgUrlShow = _cache;
+						return
+					}
 					previewCacheThumbImage(id, this.width,this.height).then((res) => {
 						this.imgUrlShow = res;
+						this.storageStore.setStorage('image', `/${id}/${this.width}/${this.height}`, res)
 					});
 				}else{
+					let _cache = this.imageObj[`${id}`] || ''
+					if(_cache){
+						this.imgUrlShow = _cache;
+						return
+					}
 					previewFile(id).then((result) => {
 						//#ifdef APP-PLUS
 						let _header = result.header['Content-Type'].split(';')[0]
@@ -76,6 +96,7 @@
 						// #endif
 						let base64 = `data:${_header};base64,` + uni.arrayBufferToBase64(result.data)
 						this.imgUrlShow = base64;
+						this.storageStore.setStorage('image', id, base64)
 					});
 				}
 			},
diff --git a/src/components/image-preview/video-preview.vue b/src/components/image-preview/video-preview.vue
index 253439a4..3d04e21d 100644
--- a/src/components/image-preview/video-preview.vue
+++ b/src/components/image-preview/video-preview.vue
@@ -1,27 +1,34 @@
 <template>
 	<view class="video-view-box">
-		<video class="video-cont" v-if="imgUrlShow" :src="imgUrlShow" controls></video>
+		<video class="video-cont" v-if="fileUrlShow" :src="fileUrlShow" controls></video>
 	</view>
 </template>
 
 <script>
 	import { downloadFile } from'@/api/common.js'
+	import { useStorageStore } from "@/store/storage.js"
 	export default {
 		name:"video-preview",
 		props:{
-			imgId:{
+			fileId:{
 				default:'',
 				type:String
 			}
 		},
 		data() {
 			return {
-				imgUrlShow:'',
+				fileUrlShow:'',
 				watching:false
 			};
 		},
+		computed:{
+			storageStore:() => useStorageStore(),
+			videoObj() {
+				return this.storageStore?.videoObj||{}
+			} 
+		},
 		watch: {
-			imgId: {
+			fileId: {
 				handler(newval, oldval) {
 					if (newval && this.watching) {
 						this.getPreviewUrlBlob(newval);
@@ -33,14 +40,24 @@
 		},
 		methods: {
 			getPreviewUrlBlob(id) {
+				if (!id) {
+					this.fileUrlShow = ''
+					return
+				}
+				let _cache = this.videoObj[id] || ''
+				if(_cache){
+					this.fileUrlShow = _cache;
+					return
+				}
 				downloadFile(id).then(res=>{
-					this.imgUrlShow = res.tempFilePath
+					this.fileUrlShow = res.tempFilePath
+					this.storageStore.setStorage('video', id, this.fileUrlShow)
 				})
 			},
 		},
 		mounted() {
-			if (this.imgId) {
-				this.getPreviewUrlBlob(this.imgId);
+			if (this.fileId) {
+				this.getPreviewUrlBlob(this.fileId);
 			}
 			this.watching = true
 		},
diff --git a/src/pages/course/components/talkingItem.vue b/src/pages/course/components/talkingItem.vue
index d8d79ab0..e80cecf6 100644
--- a/src/pages/course/components/talkingItem.vue
+++ b/src/pages/course/components/talkingItem.vue
@@ -1,6 +1,6 @@
-<!-- type: 3, 段落信息  4  问题信息 5 统计信息  1，语音回答 ， 2 文本回答 ，0，纯文本信息 不翻译 -->
+<!-- type: 3, 段落信息  4  问题信息 5 统计信息  1，语音回答 ， 2 文本回答 ，0，纯文本信息 不翻译 6: 发送loading状态-->
 <template>
-	<view class="ai-answer" v-if="[3,4,5,6].indexOf(type) >= 0">
+	<view class="ai-answer" v-if="[3,4,5].indexOf(type) >= 0">
 		<view class="user-info">
 			<view class="avatar-box">
 				<ImagePreview class="img-box" :imgId="dataInfo?.userInfo?.imgAddr"></ImagePreview>
@@ -108,7 +108,7 @@
 			</view>
 		</view>
 	</view>
-	<view class="user-answer" v-else-if="type === 0">
+	<view class="user-answer" v-else-if="[0, 6].indexOf(type) >= 0">
 		<view class="user-info">
 			<view class="avatar-box">
 				<!-- <ImagePreview class="img-box" :imgId="''"></ImagePreview> -->
@@ -119,9 +119,12 @@
 			</view>
 		</view>
 		<view class="talking-info-less">
-			<view class="talking-text">
+			<view class="talking-text" v-if="type === 0">
 				{{ dataInfo.talkingContent }}
 			</view>
+			<view class="talking-text" v-if="type === 6">
+				<CommonLoading color="#fff"/>
+			</view>
 		</view>
 	</view>
 	<view v-else></view>
@@ -135,7 +138,12 @@ import { downloadVoiceFile, uploadVoiceFile, } from "@/api/common.js"
 import { studyParagraphOverApi } from "@/api/study.js"
 import ChartFour from "./chartFour.vue"
 import ChartThree from "./chartThree.vue"
+import common from '@/common/common';
 import { getUserInfo } from '@/common/common';
+import { useStorageStore } from "@/store/storage.js"
+
+const storageStore = useStorageStore()
+const audioCacheObj = computed(() => storageStore.audioObj)
 
 	const props = defineProps({
 		type:{
@@ -213,6 +221,11 @@ import { getUserInfo } from '@/common/common';
 	}
 	const itemVoice = ref('')
 	const playVoice = (readType = 'pgth') =>{
+		let _content = unref(dataInfo)?.pgrphContent || unref(dataInfo)?.qnsContent || unref(dataInfo)?.talkingContent || ''
+		if(!_content){
+			common.msg('没有可以播放的文字信息！')
+			return
+		}
 		// readType 阅读内容类型pgrh段落/qns问题
 		emit('changePlay', unref(dataInfo)?.id)
 		if(itemVoice.value){
@@ -228,19 +241,52 @@ import { getUserInfo } from '@/common/common';
 				qnsId: unref(dataInfo)?.qnsId || '',
 				readType: readType,
 				teachNo: unref(dataInfo)?.userInfo?.teacherNo, // 必填
-				content: unref(dataInfo)?.pgrphContent || unref(dataInfo)?.qnsContent || unref(dataInfo)?.talkingContent,
+				content: _content
 			}
 			let _url = '/trastudy/traStdyInfo/readContent?' + Object.keys(_params).map(t=>{
 				return encodeURIComponent(t) + '=' + encodeURIComponent(_params[t])
 			}).join('&')
-			downloadVoiceFile(_url).then(res=>{
-				voiceLoading.value = false
-				itemVoice.value = res.tempFilePath
-				talkVoiceObj.value.src = res.tempFilePath
-				talkVoiceObj.value.play()
-			}).catch((err)=>{
-				voiceLoading.value = false
+			
+			storageStore.getStorageById('audio', _url, (url)=>{
+				if(url){
+					voiceLoading.value = false
+					itemVoice.value = url
+					talkVoiceObj.value.src = url
+					talkVoiceObj.value.play()
+				}else{
+					downloadVoiceFile(_url).then(res=>{
+						console.log(res)
+						if(res?.data){
+							common.msg(res.data.message)
+							return
+						}
+						voiceLoading.value = false
+						itemVoice.value = res.tempFilePath
+						talkVoiceObj.value.src = res.tempFilePath
+						talkVoiceObj.value.play()
+						storageStore.setStorage('audio', _url, itemVoice.value)
+					}).catch((err)=>{
+						voiceLoading.value = false
+					})
+				}
 			})
+			// let _cache = audioCacheObj.value[_url]
+			// if(_cache){
+			// 	voiceLoading.value = false
+			// 	itemVoice.value = _cache
+			// 	talkVoiceObj.value.src = _cache
+			// 	talkVoiceObj.value.play()
+			// 	return
+			// }
+			// downloadVoiceFile(_url).then(res=>{
+			// 	voiceLoading.value = false
+			// 	itemVoice.value = res.tempFilePath
+			// 	talkVoiceObj.value.src = res.tempFilePath
+			// 	talkVoiceObj.value.play()
+			// 	storageStore.setStorage('audio', _url, itemVoice.value)
+			// }).catch((err)=>{
+			// 	voiceLoading.value = false
+			// })
 		}
 	}
 	const playQnsVoice = (readType = 'qns', item) =>{
diff --git a/src/pages/course/study.vue b/src/pages/course/study.vue
index 0f04d4e9..e33c48bc 100644
--- a/src/pages/course/study.vue
+++ b/src/pages/course/study.vue
@@ -43,9 +43,15 @@
 			</view>
 			<view class="body-title" @click="scrollToBottomNow">
 				<uv-icon class="arrow-icon" name="arrow-left" @click="common.navigateBack()"/>
-				课程学习
+				课程学习{{scrollTop}}
 			</view>
-			<scroll-view class="talking-list" :scroll-y="true">
+			<scroll-view 
+				class="talking-list" 
+				:scroll-y="true" 
+				:scroll-top="scrollTop"
+				:show-scrollbar="false"
+				:scroll-with-animation="true"
+			>
 			<!-- <view class="talking-list-cont" id="scroll-box" ref="scrollBoxRef"> -->
 				<view class="study-num">
 					<view class="color-blue">{{ showOrder }}</view> / {{ pgrphNum }}
@@ -79,7 +85,7 @@
 				>按住说话
 				</view>
 				<view class="touch-btn" v-if="keyboardIsShow">
-					<uv-input class="input-box" ref="inputRef" v-model.trim="answerValue"
+					<uv-input class="input-box" ref="inputRef" v-model.trim="answerValue" maxlength="1000"
 						placeholderStyle='color:#999999;font-size:26rpx' placeholder="请输入答案">
 					</uv-input>
 				</view>
@@ -153,10 +159,13 @@ import TalkingItem from '@/pages/course/components/talkingItem.vue'
 import ImagePreview from '@/components/image-preview/image-preview.vue'
 
 import { useSocketStore } from "@/store/socket.js"
+import { useStorageStore } from "@/store/storage.js"
 import { storeToRefs } from 'pinia'
 
 const socketStore = useSocketStore()
+const storageStore = useStorageStore()
 const { SocketObj } = storeToRefs(socketStore)
+const audioCacheObj = computed(() => storageStore.audioObj)
 
 const { proxy } = getCurrentInstance()
 const crsNum = ref('');
@@ -242,6 +251,7 @@ const choiceTeacherInfo = computed(()=>{
 
 const activeVoiceTeachNo = ref('')
 const teacherVoiceObj = uni.createInnerAudioContext()
+
 teacherVoiceObj.onEnded(()=>{
 	activeVoiceTeachNo.value = ''
 	teacherVoiceObj.src = ''
@@ -256,10 +266,18 @@ const playTeacherVoice = (item) =>{
 		teacherVoiceObj.src = item.voicePath
 		teacherVoiceObj.play()
 	}else{
-		downloadVoiceFile('/trastudy/traStdyInfo/trialListening?teachNo='+item.teacherNo).then(res=>{
-			item.voicePath = res.tempFilePath
-			teacherVoiceObj.src = item.voicePath
-			teacherVoiceObj.play()
+		storageStore.getStorageById('audio', item.teacherNo, (url)=>{
+			if(url){
+				teacherVoiceObj.src = _cache
+				teacherVoiceObj.play()
+			}else{
+				downloadVoiceFile('/trastudy/traStdyInfo/trialListening?teachNo='+item.teacherNo).then(res=>{
+					item.voicePath = res.tempFilePath
+					teacherVoiceObj.src = item.voicePath
+					teacherVoiceObj.play()
+					storageStore.setStorage('audio', item.teacherNo, item.voicePath)
+				})
+			}
 		})
 	}
 }
@@ -347,18 +365,15 @@ const nextQuestionSuccess = (info) => {
 	getQuestionInfoUnStudy(info.pgrphId)
 }
 const scrollBoxRef = ref()
+const scrollTop = ref(99999)
 const scrollToBottomNow = () => {
 	nextTick(()=>{
 		setTimeout(() => {
-			// let scrollElem = scrollBoxRef.value.$el
-			// // let scrollElem = document.getElementById('scroll-box')
-			// scrollElem.scrollTo({
-			// 	top: scrollElem.scrollHeight, behavior: 'smooth'
-			// })
+			scrollTop.value += 1
+			scrollTop.value += 1
 			let _arr =  talkingList.value || []
 			if(_arr.length && _arr.length > 0){
 				let _last = talkingList.value[talkingList.value.length - 1]
-				console.log('#item' + _last.id)
 				uni.pageScrollTo({
 					selector: '#item' + _last.id,
 					duration: 300
@@ -516,10 +531,10 @@ const hideOverlayTalking = (obj) => {
 					userInfo: {...choiceTeacherInfo.value},
 					id: _id
 				})
+					scrollToBottomNow()
 			// #endif
 			//#ifdef APP-PLUS
 			commonUploadVoiceFile(audioPath.value, '/trastudy/traStdyInfo/studyAnswerVoiceUp', _data).then(res=>{
-				console.log(res.data)
 				let _res = JSON.parse(res.data)
 				if(_res.rtnCode === '0000'){
 					let _id = new Date().getTime() + 'id'
@@ -631,6 +646,7 @@ const chooseRate = ref('1.0')
 const chooseRateNow = (item) => {
 	chooseRate.value = item
 	showSeekModel.value = false
+	teacherVoiceObj.playbackRate = Number(item)
 }
 </script>
 
diff --git a/src/store/storage.js b/src/store/storage.js
new file mode 100644
index 00000000..c0ae35ff
--- /dev/null
+++ b/src/store/storage.js
@@ -0,0 +1,52 @@
+import { defineStore } from 'pinia';
+import { ref } from 'vue';
+
+export const useStorageStore = defineStore('storageStore',{
+	state:()=>({
+		imgObjStr: '{}',
+		videoObjStr: '{}',
+		audioObjStr: '{}'
+	}),
+	getters:{
+		imgObj(state){
+			return JSON.parse(state.imgObjStr)
+		},
+		videoObj(state){
+			return JSON.parse(state.videoObjStr)
+		},
+		audioObj(state){
+			return JSON.parse(state.audioObjStr)
+		}
+	},
+	actions:{
+		setStorage(type, id, url) {
+			if(type === 'image'){
+				let _obj = JSON.parse(this.imgObjStr)
+				_obj[id] = url
+				this.imgObjStr = JSON.stringify(_obj)
+			}else if(type === 'video'){
+				let _obj = JSON.parse(this.videoObjStr)
+				_obj[id] = url
+				this.videoObjStr = JSON.stringify(_obj)
+			}else if(type === 'audio'){
+				let _obj = JSON.parse(this.audioObjStr)
+				_obj[id] = url
+				this.audioObjStr = JSON.stringify(_obj)
+			}
+		},
+		getStorageById(type, id, cb = (()=>{})){
+			// 两种方式 ，传递回调函数 或 直接取return值
+			let _obj
+			if(type === 'image'){
+				_obj = JSON.parse(this.imgObjStr)
+			}else if(type === 'video'){
+				_obj = JSON.parse(this.videoObjStr)
+			}else if(type === 'audio'){
+				_obj = JSON.parse(this.audioObjStr)
+			}
+			let _cache = _obj[id]||''
+			cb && cb(_cache)
+			return _cache
+		}
+	}
+})
\ No newline at end of file