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fix:修复口语作业chrome浏览器不兼容问题

lalala 10 月之前
父節點
5316425660
當前提交
d84367abf6
共有 14 個文件被更改，包括 315 次插入 和 37 次删除
分割檢視 顯示文件統計
  1. 1 0
      index.html
  2. 7 0
      package-lock.json
  3. 1 0
      package.json
  4. 0 0
      public/asr-sdk/index.cjs.js
  5. 30 0
      public/asr-sdk/index.d.ts
  6. 0 0
      public/asr-sdk/index.esm.js
  7. 0 0
      public/asr-sdk/index.umd.js
  8. 0 0
      public/asr-sdk/processor.worker.js
  9. 0 0
      public/asr-sdk/processor.worklet.js
  10. 217 0
      src/utils/xunfeiUtil.js
  11. 35 22
      src/views/AiSpeakingPage/SpeakingPage.vue
  12. 11 11
      src/views/AiSpeakingPage/SpeakingRecord.vue
  13. 12 3
      src/views/CourseSquare/component/CourseDetails/index.vue
  14. 1 1
      tsconfig.json

+ 1 - 0
index.html
查看文件 

@@ -5,6 +5,7 @@
 
     <link rel="icon" href="/favicon.ico">
 
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
 
     <title>SEEAI专业英语写作</title>
 
+    <script src="/asr-sdk/index.umd.js"></script> <!-- 引入 SDK -->
 
   </head>
 
   <body>
 
     <div id="app"></div>

+ 7 - 0
package-lock.json
查看文件 

@@ -13,6 +13,7 @@
 
         "@vue-office/docx": "^1.6.2",
 
         "@vueup/vue-quill": "^1.0.0-alpha.40",
 
         "axios": "^1.7.2",
 
+        "crypto-js": "^4.2.0",
 
         "dayjs": "^1.11.13",
 
         "docx-preview": "^0.3.2",
 
         "echarts": "^5.6.0",
 
@@ -1983,6 +1984,12 @@
 
         "node": ">= 8"
 
       }
 
     },
 
+    "node_modules/crypto-js": {
 
+      "version": "4.2.0",
 
+      "resolved": "https://registry.npmmirror.com/crypto-js/-/crypto-js-4.2.0.tgz",
 
+      "integrity": "sha512-KALDyEYgpY+Rlob/iriUtjV6d5Eq+Y191A5g4UqLAi8CyGP9N1+FdVbkc1SxKc2r4YAYqG8JzO2KGL+AizD70Q==",
 
+      "license": "MIT"
 
+    },
 
     "node_modules/cssesc": {
 
       "version": "3.0.0",
 
       "resolved": "https://registry.npmmirror.com/cssesc/-/cssesc-3.0.0.tgz",

+ 1 - 0
package.json
查看文件 

@@ -17,6 +17,7 @@
 
     "@vue-office/docx": "^1.6.2",
 
     "@vueup/vue-quill": "^1.0.0-alpha.40",
 
     "axios": "^1.7.2",
 
+    "crypto-js": "^4.2.0",
 
     "dayjs": "^1.11.13",
 
     "docx-preview": "^0.3.2",
 
     "echarts": "^5.6.0",

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+ 0 - 0
public/asr-sdk/index.cjs.js


+ 30 - 0
public/asr-sdk/index.d.ts
查看文件 

@@ -0,0 +1,30 @@
 
+declare class RecorderManager {
 
+    /**
 
+     * 构造函数
 
+     * @param processorPath processor的文件路径，如果processor.worker.js的访问地址为`/a/b/processor.worker.js`,则processorPath 为`/a/b`
 
+     *
 
+     */
 
+    constructor(processorPath: string);
 
+    private audioBuffers;
 
+    private processorPath;
 
+    private audioContext?;
 
+    private audioTracks?;
 
+    private audioWorklet?;
 
+    onStop?: (audioBuffers: ArrayBuffer[]) => void;
 
+    onFrameRecorded?: (params: {
 
+        isLastFrame: boolean;
 
+        frameBuffer: ArrayBuffer;
 
+    }) => void;
 
+    /**
 
+     * 监听录音开始事件
 
+     */
 
+    onStart?: () => void;
 
+    start({ sampleRate, frameSize, arrayBufferType, }: {
 
+        sampleRate?: number;
 
+        frameSize?: number;
 
+        arrayBufferType?: "short16" | "float32";
 
+    }): Promise<void>;
 
+    stop(): void;
 
+}
 
+
 
+export { RecorderManager as default };

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+ 0 - 0
public/asr-sdk/index.esm.js


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+ 0 - 0
public/asr-sdk/index.umd.js


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+ 0 - 0
public/asr-sdk/processor.worker.js


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+ 0 - 0
public/asr-sdk/processor.worklet.js


+ 217 - 0
src/utils/xunfeiUtil.js
查看文件 

@@ -0,0 +1,217 @@
 
+import {computed, ref} from "vue";
 
+import CryptoJS from "crypto-js";
 
+
 
+// TODO 自己去讯飞官网获获取 apiKey、apiSecret、app_id 等信息
 
+
 
+const apiKey = "9d44aad124b15562cd36f1c69f907c23";
 
+const apiSecret = "MWZkZTM5ZjMwMGJkNjJkM2NmNjJjMjI3";
 
+const app_id = "fdf4a5d8";
 
+
 
+/**
 
+ * 获取websocket url
 
+ * 该接口需要后端提供，这里为了方便前端处理
 
+ */
 
+function getWebSocketUrl() {
 
+    const url = "wss: //iat-api.xfyun.cn/v2/iat";
 
+    const host = "iat-api.xfyun.cn";
 
+    const date = new Date().toUTCString();
 
+    const signatureOrigin = `host: ${host}\ndate: ${date}\nGET /v2/iat HTTP/1.1`;
 
+    const signature = CryptoJS.HmacSHA256(signatureOrigin, apiSecret);
 
+    const signatureBase64 = CryptoJS.enc.Base64.stringify(signature);
 
+    const authorizationOrigin = `api_key="${apiKey}", algorithm="hmac-sha256", headers="host date request-line", signature="${signatureBase64}"`;
 
+    // base64编码authorization
 
+    const authorization = CryptoJS.enc.Utf8.parse(authorizationOrigin).toString(CryptoJS.enc.Base64);
 
+    // 构造URL参数
 
+    const params = new URLSearchParams({
 
+      authorization: authorization,
 
+      date: date,
 
+      host: host
 
+    });
 
+    return `wss://${host}/v2/iat?${params.toString()}`;
 
+}
 
+
 
+/**
 
+ * 将音频二进制数据转换为base64编码
 
+ * @param buffer
 
+ * @returns {string}
 
+ */
 
+function bufferToBase64(buffer) {
 
+    let binary = "";
 
+    const bytes = new Uint8Array(buffer);
 
+    const len = bytes.byteLength;
 
+    for (let i = 0; i < len; i ++) {
 
+        binary += String.fromCharCode(bytes[i]);
 
+    }
 
+    return window.btoa(binary);
 
+}
 
+
 
+export function useXfAsr() {
 
+    const resultText = ref(); // 识别结果
 
+    let resultTextTemp = "";
 
+    let iatWS = null; // websocket
 
+    let countdownInterval = null; // 倒计时
 
+    const nextTime = ref(60); // 录音时长（最大60秒）
 
+    const recorder = new RecorderManager("/asr-sdk");
 
+    const recordStatus = ref("CLOSED"); //  CONNECTING | OPEN | CLOSING | CLOSED
 
+    const recordText = computed(() => {
 
+        if (recordStatus.value === "CONNECTING") {
 
+            return "建立连接中";
 
+        } else if (recordStatus.value === "OPEN") {
 
+            return `录音中(${nextTime.value})`;
 
+        } else if (recordStatus.value === "CLOSING") {
 
+            return "关闭连接中";
 
+        } else if (recordStatus.value === "CLOSED") {
 
+            return "开始录音";
 
+        }
 
+    });
 
+    /**
 
+     * 录音开始事件
 
+     */
 
+    recorder.onStart = () => {
 
+        updateStatus("OPEN");
 
+    };
 
+    /**
 
+     * 监听已录制完指定帧大小的文件事件。如果设置了 frameSize，则会回调此事件。
 
+     * @param isLastFrame 当前帧是否正常录音结束前的最后一帧
 
+     * @param frameBuffer 录音分片数据
 
+     */
 
+    recorder.onFrameRecorded = ({ isLastFrame, frameBuffer }) => {
 
+        if (iatWS.readyState === iatWS.OPEN) {
 
+            const data = {
 
+                data: {
 
+                    // 0 :第一帧音频、1 :中间的音频、2 :最后一帧音频，最后一帧必须要发送
 
+                    status: isLastFrame ? 2 : 1,
 
+                    format: "audio/L16;rate=16000",
 
+                    encoding: "raw",
 
+                    audio: bufferToBase64(frameBuffer),
 
+                },
 
+            };
 
+            iatWS.send(JSON.stringify(data));
 
+            if (isLastFrame) {
 
+                updateStatus("CLOSING");
 
+            }
 
+        }
 
+    };
 
+    /**
 
+     * 录音结束事件
 
+     */
 
+    recorder.onStop = () => {
 
+        clearInterval(countdownInterval);
 
+    };
 
+
 
+    /**
 
+     * 倒计时
 
+     */
 
+    function countdown() {
 
+        nextTime.value = 60;
 
+        countdownInterval = setInterval(() => {
 
+            nextTime.value --;
 
+            if (nextTime.value <= 0) {
 
+                clearInterval(countdownInterval);
 
+                recorder.stop();
 
+            }
 
+        }, 1000);
 
+    }
 
+
 
+    /**
 
+     * 更新状态
 
+     * @param status CONNECTING | OPEN | CLOSING | CLOSED
 
+     */
 
+    function updateStatus(status) {
 
+        recordStatus.value = status;
 
+        if (status === "OPEN") {
 
+            countdown();
 
+        } else if (status === "CONNECTING") {
 
+            resultText.value = "";
 
+            resultTextTemp = "";
 
+        }
 
+    }
 
+
 
+    /**
 
+     * 渲染识别结果
 
+     * @param resultData
 
+     */
 
+    function renderResult(resultData) {
 
+        let jsonData = JSON.parse(resultData);
 
+        console.log("识别结果：", jsonData);
 
+        if (jsonData.data && jsonData.data.result) {
 
+            let data = jsonData.data.result;
 
+            let str = "";
 
+            let ws = data.ws;
 
+            for (let i = 0; i < ws.length; i ++) {
 
+                str = str + ws[i].cw[0].w;
 
+            }
 
+            // 开启 wpgs 会有此字段(前提：在控制台开通动态修正功能)
 
+            // 取值为 "apd"时表示该片结果是追加到前面的最终结果；取值为"rpl" 时表示替换前面的部分结果，替换范围为rg字段
 
+            if (data.pgs) {
 
+                if (data.pgs === "apd") {
 
+                    // 将resultTextTemp同步给resultText
 
+                    resultText.value = resultTextTemp;
 
+                    console.log("追加结果：", resultText.value);
 
+                }
 
+                // 将结果存储在resultTextTemp中
 
+                resultTextTemp = resultText.value + str;
 
+            } else {
 
+                resultText.value = resultText.value + str;
 
+            }
 
+        }
 
+        if (jsonData.code === 0 && jsonData.data.status === 2) {
 
+            iatWS.close();
 
+        }
 
+        if (jsonData.code !== 0) {
 
+            iatWS.close();
 
+            console.error(jsonData);
 
+        }
 
+    }
 
+
 
+    /**
 
+     * 开始录音
 
+     */
 
+    function startRecognition() {
 
+        if (recordStatus.value !== "CLOSED") return;
 
+        const url = getWebSocketUrl();
 
+        if ("WebSocket" in window) {
 
+            iatWS = new WebSocket(url);
 
+        } else if ("MozWebSocket" in window) {
 
+            iatWS = new MozWebSocket(url);
 
+        } else {
 
+            console.error(new Error("浏览器不支持WebSocket"));
 
+            return;
 
+        }
 
+        updateStatus("CONNECTING");
 
+        iatWS.onopen = (e) => {
 
+            recorder.start({ sampleRate: 16000, frameSize: 1280 });
 
+            const params = {
 
+                common: { app_id },
 
+                business: { language: "zh_cn", domain: "iat", accent: "mandarin", vad_eos: 50000, dwa: "wpgs" },
 
+                data: { status: 0, format: "audio/L16;rate=16000", encoding: "raw" },
 
+            };
 
+            iatWS.send(JSON.stringify(params));
 
+        };
 
+        iatWS.onmessage = (e) => {
 
+            renderResult(e.data);
 
+        };
 
+        iatWS.onerror = (e) => {
 
+            recorder.stop();
 
+            updateStatus("CLOSED");
 
+        };
 
+        iatWS.onclose = (e) => {
 
+            recorder.stop();
 
+            updateStatus("CLOSED");
 
+        };
 
+    }
 
+
 
+    /**
 
+     * 停止录音
 
+     */
 
+    function stopRecognition() {
 
+        recorder.stop();
 
+    }
 
+
 
+    return {
 
+        resultText,
 
+        recordText,
 
+        startRecognition,
 
+        stopRecognition,
 
+    };
 
+}

+ 35 - 22
src/views/AiSpeakingPage/SpeakingPage.vue
查看文件 

@@ -235,6 +235,9 @@ import ryanAvatar from "@/assets/ryan.png"
 
 import gavinAvatar from "@/assets/gavin.png"
 
 import lauraAvatar from "@/assets/laura.png"
 
 import ashleighAvatar from "@/assets/ashleigh.png"
 
+import {useXfAsr} from "@/utils/xunfeiUtil";
 
+
 
+const { startRecognition, stopRecognition, resultText } = useXfAsr();
 
 
 const route = useRoute();
 
 const router = useRouter();
 
@@ -394,15 +397,12 @@ const startRecording = async () => {
 
     await Recorder.getPermission();
 
     if (hasStopRecording.value) {
 
       recorder.value.resume();
 
-      if (recognition.value) {
 
-        recognition.value.start();
 
-      }
 
+      startRecognition();
 
       ElMessage.success("恢复录音");
 
     } else {
 
       ElMessage.success("开始录音");
 
       recorder.value.start(); // 开始录音
 
-      initRecognition();
 
-      recognition.value.start();
 
+      startRecognition();
 
     }
 
     isRecording.value = true;
 
     console.log(isRecording.value)
 
@@ -413,14 +413,23 @@ const startRecording = async () => {
 
 };
 
 
 // 暂停录音
 
-const stopRecording = () => {
 
+const stopRecording = async() => {
 
   if(!isRecording.value){
 
     ElMessage("暂未开始录音")
 
     return;
 
   }
 
   recorder.value.pause(); // 暂停录音
 
-  if (recognition.value) {
 
-    recognition.value.stop();
 
+  await stopRecognition();
 
+   // 等待一小段时间让识别结果完成处理
 
+  await new Promise(resolve => setTimeout(resolve, 300));
 
+  
+  console.log("识别结果：", resultText.value);
 
+  // 只有当有识别结果时才追加
 
+  if (resultText.value && resultText.value.trim() !== '') {
 
+    userInput.value += resultText.value;
 
+    ElMessage.success("语音识别完成");
 
+  } else {
 
+    ElMessage.warning("未识别到有效语音");
 
   }
 
   hasStopRecording.value = true;
 
   isRecording.value = false
 
@@ -440,6 +449,7 @@ const resetRecording = async() => {
 
   hasStartPlay.value = false;
 
   playTime.value = 0;
 
   recorder.value.destroy();
 
+  resultText.value = "";
 
   timer.value = null;
 
 };
 
 
@@ -487,7 +497,7 @@ const sendMessage = () => {
 
     text: 'Thinking...', 
     isThinking: true, // 添加标记表示这是思考中的临时消息
 
     isPlaying: false,
 
-    voiceCode: voiceCode.value
 
+    voiceCode: voiceCode.value || 0
 
   };
 
   isLoading.value = true;
 
   // 上传录制的语音文件
 
@@ -1054,10 +1064,12 @@ onMounted(() => {
 
 
 .main-container {
 
   display: flex;
 
-  height: 820px;
 
-  width: 1600px;
 
-  margin-top:2%;
 
-  margin-left: 7%;
 
+   /* 修改后 */
 
+  height: 88vh; /* 使用视口高度 */
 
+  width: 90vw;  /* 使用视口宽度 */
 
+  max-width: 1600px; /* 设置最大宽度 */
 
+  margin: 2% auto; /* 居中显示 */
 
+  margin-left: 5%;
 
   border-radius: 10px;
 
   overflow: hidden;
 
   box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
 
@@ -1065,7 +1077,7 @@ onMounted(() => {
 
 
 
 .info-container {
 
-  width: 23%;
 
+  width: 22%;
 
   padding: 30px;
 
   box-sizing: border-box;
 
   display: flex;
 
@@ -1076,8 +1088,8 @@ onMounted(() => {
 
 }
 
 
 .back-button{
 
-  font-size: 35px;
 
-  margin-right: 200px;
 
+  font-size: 30px;
 
+  margin-right: 150px;
 
 }
 
 
 
@@ -1091,14 +1103,14 @@ onMounted(() => {
 
 }
 
 
 .task-name {
 
-  font-size: 26px;
 
+  font-size: 22px;
 
   margin-bottom: 10px;
 
   color: #0277bd;
 
 }
 
 
 .task-time {
 
   color: #78909c;
 
-  font-size: 14px;
 
+  font-size: 12px;
 
   margin-bottom: 20px;
 
 }
 
 
@@ -1302,23 +1314,24 @@ onMounted(() => {
 
   display: flex;
 
   justify-content: flex-start;
 
   text-align: left;
 
-  margin: 10px;
 
-  margin-bottom: 30px;
 
+  margin: 5px;
 
+  margin-bottom: 10px;
 
 }
 
 
 .message-content {
 
   display: flex;
 
   flex-direction: column; /* 竖直排列 */
 
-  max-width: 90%;
 
+  max-width: 95%;
 
 }
 
 
 .message-text {
 
   background-color: #e0f7fa;
 
-  padding: 6px;
 
+  padding: 4px;
 
   border-radius: 5px;
 
   margin: 0 5px;
 
   align-self: flex-start;
 
   color: #006064;
 
+  font-size: 14px;
 
 }
 
 
 .message-time {

+ 11 - 11
src/views/AiSpeakingPage/SpeakingRecord.vue
查看文件 

@@ -145,7 +145,7 @@
 
         style="width: 100%; min-width: 800px"
 
         :row-class-name="getRowClassName"
 
       >
 
-        <el-table-column prop="role" label="Role" width="130">
 
+        <el-table-column prop="role" label="Role" width="100">
 
           <template #default="scope">
 
             <span
 
               v-if="scope.row.role == 'assistant'"
 
@@ -169,11 +169,11 @@
 
           label="Count"
 
           width="80"
 
         ></el-table-column>
 
-        <el-table-column label="Audio" width="350">
 
+        <el-table-column label="Audio" width="300">
 
           <template #default="scope">
 
             <audio
 
               controls
 
-              style="width: 300px; height: 40px"
 
+              style="width: 250px; height: 40px"
 
               v-if="scope.row.audioUrl"
 
             >
 
               <source :src="scope.row.audioUrl" type="audio/mp3" />
 
@@ -182,13 +182,13 @@
 
             </audio>
 
           </template>
 
         </el-table-column>
 
-        <el-table-column label="Timestamp" width="200px">
 
+        <!-- <el-table-column label="Timestamp" width="200px">
 
           <template #default="scope">
 
           <div style="font-size: 15px">
 
               {{ new Date(scope.row.timestamp).toLocaleString() }}
 
             </div>
 
           </template>
 
-        </el-table-column>
 
+        </el-table-column> -->
 
         <el-table-column label="Score">
 
           <template #default="scope">
 
             <div
 
@@ -1115,7 +1115,7 @@ onMounted(async () => {
 
 .container{
 
   margin:auto;
 
   margin-top:30px;
 
-  width:1600px;
 
+  width:80vw;
 
 }
 
 .header-container {
 
   display: flex; /* 使用 Flex 布局 */
 
@@ -1130,19 +1130,19 @@ onMounted(async () => {
 
 }
 
 
 .chart-container {
 
-  width: 180px; /* 调整宽度 */
 
+  width: 130px; /* 调整宽度 */
 
   height: 100px; /* 调整高度 */
 
 }
 
 
 .page-title{
 
   text-align: center;
 
-  font-size:50px;
 
+  font-size:40px;
 
   margin-bottom: 20px;
 
 }
 
 
 .card-header {
 
   font-weight: bold;
 
-  margin-bottom: 30px;
 
+  margin-bottom: 20px;
 
   font-size: 23px;
 
   text-align: center;
 
 }
 
@@ -1214,8 +1214,8 @@ onMounted(async () => {
 
 }
 
 
 .video-player {
 
-  width: 350px;
 
-  height: 280px;
 
+  width: 250px;
 
+  height: 180px;
 
   margin-left: 30px;
 
 }

+ 12 - 3
src/views/CourseSquare/component/CourseDetails/index.vue
查看文件 

@@ -47,7 +47,7 @@
 
           </template>
 
           <template v-else-if="activeTab == '班级列表'">
 
             <div>
 
-                <button 
+                <button  v-if="classId"
 
                 style="color: #fff;background-color: #4a90c4;border: none;padding: 5px 10px;border-radius: 5px;cursor: pointer;" 
                 @click="$router.push(`/home/studentDetail?classId=${classId}&courseId=${courseId}&stuId=${store.user.id}`)">
 
                 查看班级列表
 
@@ -328,14 +328,22 @@ const handleChange = (file,fileList) => {
 
   用于处理课程图片
 
    */
 
 const processCourses = () => {
 
-  dataForm.courseImages[0] = dataForm.courseImages[0].split("?")[0]
 
+  if (!dataForm.courseImages || 
+      !Array.isArray(dataForm.courseImages) || 
+      !dataForm.courseImages[0]) {
 
+    console.warn('课程图片数据为空，使用默认图片');
 
+    dataForm.courseImages = ['']; // 设置默认图片
 
+    return;
 
+  }
 
+  // 处理图片URL（移除查询参数）
 
+  dataForm.courseImages[0] = dataForm.courseImages[0].split("?")[0];
 
 }
 
 const getClassId = () => {
 
   
   apis.getClassNameOfStudent(courseId,store.user.id)
 
     .then((res:any)=>{
 
       console.log('NEWRES',res);
 
-      classId = res.data.data.classId
 
+      classId = res.data.data.classId || null;
 
     })
 
 }
 
 const getCourse = () => {
 
@@ -343,6 +351,7 @@ const getCourse = () => {
 
   apis.getCourseByCourseId(courseId)
 
       .then((res: any) => {
 
         let data = res.data.data.records[0]
 
+        console.log('课程信息',data);
 
         Object.assign(dataForm, {...data})
 
         processCourses()
 
         getNewCourseInfo(dataForm)

+ 1 - 1
tsconfig.json
查看文件 

@@ -8,7 +8,7 @@
 
       "path": "./tsconfig.app.json"
 
     }
 
   ],
 
-  "include": ["src/**/*.ts", "src/**/*.d.ts", "src/**/*.tsx", "src/**/*.vue"],
 
+  "include": ["src/**/*.ts", "src/**/*.d.ts", "src/**/*.tsx", "src/**/*.vue", "src/utils/xunfeiUtil.js"],
 
   
   "compilerOptions": {
 
      "declaration": true,

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