第二版本

package.json

@@ -6,6 +6,7 @@
   "scripts": {
     "dev": "vite",
     "build": "vue-tsc && vite build",
+    "build:app": "npm run build && npx cap sync android && cd android && ./gradlew assembleDebug",
     "preview": "vite preview",
     "test:e2e": "cypress run",
     "test:unit": "vitest",

src/views/step1.vue

@@ -5,31 +5,17 @@
       <div class="sub-title"><img src="@/assets/step1/sub-title.png" alt=""></div>
     </div>
     <div class="main">
-      <div class="ip" ref="ipRef">
+      <div class="main-top">
-        <div class="l">
+        <div class="ip" ref="ipRef">
-          <img src="@/assets/step1/avatars.png" alt="">
+          <!-- muted -->
+          <video class="ip-video" src="@/assets/step1/1.mp4" autoplay playsinline webkit-playsinline preload="auto" />
+        </div>
+        <div class="r">
+          <div class="video-tips">
+            <img src="@/assets/step1/video-tips.png" alt="">
+          </div>
+          <img class="avatar" src="@/assets/step1/r-bg.png" alt="">
         </div>
-        <van-popover
-          v-model:show="showHelp"
-          placement="top-start"
-          :offset="[8, 0]"
-          :teleport="teleportTarget"
-          class="help-popover"
-        >
-          <div class="help-content">我可以帮您检测常规生命体<br>征和心理压力指数噢~</div>
-          <template #reference>
-            <span aria-hidden="true"  id="help-anchor"/>
-          </template>
-        </van-popover>
-        <!-- muted -->
-        <video
-          class="ip-video"
-          src="@/assets/step1/1.mp4"
-          autoplay
-          playsinline
-          webkit-playsinline
-          preload="auto"
-        />
       </div>
     </div>
     <div class="bottom">
@@ -44,8 +30,7 @@ import { computed, ref } from 'vue';
 import { useRouter } from 'vue-router';
 
 const showHelp = ref(true);
-const ipRef = ref<HTMLElement | null>(null);
+
-const teleportTarget = computed(() => ipRef.value ?? 'body');
 const router = useRouter();
 const start = () => {
   router.push('/step2');
@@ -54,7 +39,7 @@ const start = () => {
 <style scoped lang="scss">
 .step1 {
   padding-top: 52.97px;
-  
+
   display: flex;
   flex-direction: column;
   justify-content: space-between;
@@ -73,9 +58,9 @@ const start = () => {
     }
 
     .sub-title {
-      margin: 0 auto;
+      margin: 82px auto 0;
       width: 930px;
-      height: 187.57px;
+      height: 124.57px;
 
       img {
         width: 100%;
@@ -86,13 +71,18 @@ const start = () => {
   .main {
     flex: 1;
     position: relative;
-    
+
+    .main-top {
+      padding-top: 115px;
+      display: flex;
+      justify-content: center;
+      align-items: center;
+      gap: 88px;
+    }
+
     /* 与 step4 的 main 同布局：居中的 ip 容器 + 左右绝对定位元素 */
     .ip {
-      position: absolute;
+
-      top: 86px;
-      left: 50%;
-      transform: translate(-50%, 0);
       width: 485.04px;
       height: 1309px;
 
@@ -107,52 +97,40 @@ const start = () => {
         object-fit: cover;
       }
 
-      .l,
+    }
-      .r {
-        position: absolute;
-        top: 125px;
-        width: 137px;
-        height: 644px;
 
-        img {
+    .r {
+      position: relative;
+      
+      .video-tips{
+        top: -359px;
+        left: -69px;
+        position: absolute;
+        width: 497px;
+        height: 256px;  
+        img{
           width: 100%;
           height: 100%;
         }
       }
 
-      .l {
+      .avatar {
-        left: -222px;
+        width: 423px;
-      }
+        height: 493.43px;
-
-      .r {
-        right: -222px;
-      }
-
-      .help-content {
-        // max-width: 520px;
-        font-size: 28px;
-        line-height: 1.4;
-        padding: 16px 18px;
-        color: #fff;
-      }
-
-      /* 最简单：把 wrapper 当作“help-anchor”，只调这里就能移动 Popover */
-      :deep(.van-popover__wrapper) {
-        position: absolute;
-        top: 200px;
-        right: 120px;
-        width: 1px;
-        height: 1px;
       }
     }
   }
 
+ 
+
+
   .bottom {
     width: 100%;
     left: 50%;
     transform: translateX(-50%);
     position: absolute;
     bottom: 102px;
+
     .btn {
       margin: 0 auto;
       width: 284px;
@@ -168,52 +146,12 @@ const start = () => {
 }
 </style>
 
-<!-- Popover 现 teleport 到 .ip，覆盖样式仍放全局，避免 scoped 限制 -->
+<style>
-<style lang="scss">
+.help-content {
-.help-popover {
+  max-width: 497px;
-  
+  font-size: 28px;
-  .van-popover__content {
+  padding: 16px 18px;
-    white-space: nowrap;
+  color: #fff;
-    // width: 520px;
+  white-space: wrap;
-    background: rgba(0, 0, 0, 1);
-    border: 0;
-    border-radius: 16px;
-    padding: 6px 8px;
-    font-size: 28px;
-    line-height: 1.4;
-    color: #fff;
-    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
-  }
-
-  .van-popover__arrow {
-    /* 用自定义“对话框小尾巴”替换默认菱形箭头 */
-    width: 64px;
-    height: 56px;
-    background: transparent;
-    border: 0;
-    box-shadow: none;
-    bottom: -8px !important;
-  
-  }
-
-
-  .van-popover__arrow::before,
-  .van-popover__arrow::after {
-    content: '';
-    position: absolute;
-
-    inset: 0;
-    background: rgba(0, 0, 0, 0.88);
-    /* 形状：上边平直 + 左下斜切的小尾巴（接近截图效果） */
-    clip-path: polygon(
-      0 0,
-      100% 0,
-      100% 38%,
-      62% 38%,
-      18% 100%,
-      18% 38%,
-      0 38%
-    );
-  }
 }
 </style>

src/views/step2.vue

@@ -5,13 +5,12 @@
 
     <!-- 叠加层：圆形取景框 + 关闭按钮 + 进度环 -->
     <div class="camera-overlay">
-      <div class="back" @click="router.replace('/')"><img src="@/assets/close.png" alt=""></div>
+      <div class="back" @click="router.replace('/')"><img src="@/assets/step2/back.png" alt=""></div>
 
       <div class="tipsvideo" v-if="showTipsVideo">
         <video
           ref="tipsVideoEl"
           :src="tipsVideoSrc"
-          muted
           playsinline
           preload="auto"
           @ended="onTipsEnded"
@@ -24,9 +23,17 @@
         <div class="reticle__ring reticle__ring--outer" />
         <div class="reticle__ring reticle__ring--inner" />
         <div class="reticle__glow" />
+        <div class="reticle__hole" :class="{ 'is-recording': isRecording }">
+          <div v-if="cameraReady" class="reticle__faceWrap">
+            <img class="reticle__face" :src="faceSvgUrl" alt="" />
+          </div>
+          <div v-if="cameraReady" class="reticle__line reticle__line--top" />
+          <div v-if="cameraReady" class="reticle__line reticle__line--bottom" />
+        </div>
       </div>
 
       <div class="bottom">
+        <div class="tips-text">{{ tipsText }}</div>
         <VanCircle
           class="progressCircle"
           :rate="progress"
@@ -65,14 +72,17 @@ import { Circle as VanCircle } from 'vant';
 import { computed, nextTick, onBeforeUnmount, onMounted, ref } from 'vue';
 import { useRouter } from 'vue-router';
 import tips2Url from '@/assets/step2/2.mp4?url';
+import faceSvgUrl from '@/assets/step2/face.svg?url';
 
 const PREVIEW_ID = 'step2-preview';
-
+const tipsText = ref('');
 const router = useRouter();
 const statusText = ref('');
 const progress = ref(0);
 const currentRate = ref(0);
 let started = false;
+const isRecording = ref(false);
+const cameraReady = ref(false);
 let released = false;
 let removeResizeListener: (() => void) | null = null;
 const PREVIEW_ASPECT = 4 / 3; // 4:3，不裁剪；想更宽可改 16/9
@@ -80,10 +90,20 @@ const PREVIEW_ASPECT = 4 / 3; // 4:3，不裁剪；想更宽可改 16/9
 const RETICLE_CENTER_Y = 0.3;
 
 const tipsVideoEl = ref<HTMLVideoElement | null>(null);
-// 相机未授权/未启动时不要播放提示视频
+// 提示视频始终显示，但不自动播放（由用户点击触发播放）
-const showTipsVideo = ref(false);
+const showTipsVideo = ref(true);
 const tipsVideoSrc = computed(() => tips2Url);
 let navigatingToStep3 = false;
+
+const changeTipsText = (arr: {text: string, time: number}[]) => {
+  for (const {text, time} of arr) {
+    tipsText.value = text;
+    setTimeout(() => {
+      tipsText.value = text;
+    }, time);
+  }
+}
+
 function onTipsTimeUpdate() {
   const el = tipsVideoEl.value;
   if (!el) return;
@@ -99,6 +119,7 @@ function tryPlayTips() {
   el.play().catch(() => {
     // iOS/部分机型可能需要用户手势；这里允许用户点一下视频开始播放
   });
+  changeTipsText([{text: '请正视镜头', time: 0}, {text: '请向右转头', time: 2000}, {text: '请向左转头', time: 4000}]);
 }
 
 function onTipsEnded() {
@@ -142,6 +163,7 @@ async function videoUrlToBlob(videoUrl: string): Promise<Blob> {
 }
 
 async function setupNativeRecorder() {
+  cameraReady.value = false;
   const vw = Math.round(window.innerWidth);
   const vh = Math.round(window.innerHeight);
   // 让预览按比例“contain”居中，避免满屏裁剪导致人脸变大
@@ -176,6 +198,8 @@ async function setupNativeRecorder() {
 
   await CameraPreview.startRecordVideo({});
   started = true;
+  isRecording.value = true;
+  cameraReady.value = true;
   statusText.value = '前置摄像头录制中';
 
   // 尺寸变化时同步更新原生预览，保持按比例居中
@@ -213,6 +237,8 @@ async function teardownRecorder() {
     return;
   }
   released = true;
+  isRecording.value = false;
+  cameraReady.value = false;
   if (removeResizeListener) {
     removeResizeListener();
     removeResizeListener = null;
@@ -247,7 +273,8 @@ onMounted(async () => {
   document.documentElement.classList.add('step2-camera-active');
   progress.value = 0;
   currentRate.value = 0;
-  showTipsVideo.value = false;
+  showTipsVideo.value = true;
+  cameraReady.value = false;
 
   if (!Capacitor.isNativePlatform()) {
     statusText.value = '请在真机或模拟器（Capacitor）中打开以使用前置录像';
@@ -268,14 +295,15 @@ onMounted(async () => {
 
   try {
     await setupNativeRecorder();
-    // 相机正常启动后再显示/播放提示视频
+    // 相机启动成功后自动播放提示视频
-    showTipsVideo.value = true;
     await nextTick();
     tryPlayTips();
+    //
   } catch (e) {
     console.error(e);
     statusText.value = '无法启动相机或麦克风，请检查系统权限';
-    showTipsVideo.value = false;
+    showTipsVideo.value = true;
+    cameraReady.value = false;
     const el = tipsVideoEl.value;
     if (el) {
       try {
@@ -330,7 +358,7 @@ onBeforeUnmount(async () => {
   position: absolute;
   inset: 0;
   z-index: 1;
-  background: rgba(0, 0, 0, 0.55);
+  background: rgba(0, 0, 0, 0.85);
   /* 中间圆形镂空（iOS/WKWebView 友好） */
   -webkit-mask: radial-gradient(
     circle at 50% 30%,
@@ -351,17 +379,9 @@ onBeforeUnmount(async () => {
   z-index: 4;
   width: 60px;
   height: 60px;
-  border-radius: 999px;
-  background: rgba(0, 0, 0, 0.35);
-  border: 1px solid rgba(255, 255, 255, 0.18);
-  display: grid;
-  place-items: center;
   img{
-    width: 34px;
+    width: 100%;
-    height: 34px;
+    height: 100%;
-    object-fit: contain;
-    filter: invert(1);
-    opacity: 0.95;
   }
 
 }
@@ -415,6 +435,88 @@ onBeforeUnmount(async () => {
   border: 2px solid rgba(255, 255, 255, 0.25);
 }
 
+.reticle__hole {
+  position: absolute;
+  left: 50%;
+  top: 50%;
+  transform: translate(-50%, -50%);
+  width: calc(var(--focus-radius) * 2);
+  height: calc(var(--focus-radius) * 2);
+  border-radius: 999px;
+  overflow: visible;
+  pointer-events: none;
+}
+
+.reticle__faceWrap {
+  position: absolute;
+  inset: 0;
+  border-radius: 999px;
+  overflow: hidden;
+  pointer-events: none;
+}
+
+.reticle__face {
+  position: absolute;
+  left: 50%;
+  top: 50%;
+  transform: translate(-50%, -50%);
+  width: 48%;
+  object-fit: contain;
+  opacity: 0.9;
+  pointer-events: none;
+}
+
+.reticle__line {
+  position: absolute;
+  left: 50%;
+  transform: translate(-50%, 0);
+  width: 135%;
+  height: 46px;
+  background: url('@/assets/step2/line.png') no-repeat center/cover;
+  opacity: 0.95;
+  pointer-events: none;
+}
+
+.reticle__line--top {
+  top: 0;
+}
+
+.reticle__line--bottom {
+  bottom: 0;
+}
+
+.reticle__hole.is-recording .reticle__line--top {
+  animation: reticleLineDownUp 2s ease-in-out infinite;
+}
+
+.reticle__hole.is-recording .reticle__line--bottom {
+  animation: reticleLineUpDown 2s ease-in-out infinite;
+}
+
+@keyframes reticleLineDownUp {
+  0% {
+    transform: translate(-50%, 0);
+  }
+  50% {
+    transform: translate(-50%, calc(var(--focus-radius) * 2 - 46px));
+  }
+  100% {
+    transform: translate(-50%, 0);
+  }
+}
+
+@keyframes reticleLineUpDown {
+  0% {
+    transform: translate(-50%, 0);
+  }
+  50% {
+    transform: translate(-50%, calc((var(--focus-radius) * 2 - 46px) * -1));
+  }
+  100% {
+    transform: translate(-50%, 0);
+  }
+}
+
 .bottom {
   position: absolute;
   left: 0;
@@ -427,6 +529,11 @@ onBeforeUnmount(async () => {
   gap: 18px;
   padding: 0 28px 42px;
   box-sizing: border-box;
+  .tips-text{
+    color: #fff;
+    font-size: 40px;
+    margin-bottom: 82px;
+  }
 }
 
 .zoom {
@@ -467,7 +574,7 @@ onBeforeUnmount(async () => {
 }
 
 .tip {
-  margin: 0 auto;
+  margin: 148px auto 0;
   width: 605px;
   height: 82px;
   img{

src/views/step3.vue

@@ -5,10 +5,19 @@
       <div class="title">
         <img src="@/assets/step1/title.png" alt="">
       </div>
-      <div class="r" @click="router.replace('/')"><img src="@/assets/close.png" alt=""></div>
+      <div class="r" @click="onCloseClick">
+        <img src="@/assets/close.png" alt=""></div>
     </div>
     <div class="main">
-      <img class="ip" src="@/assets/step3/main.png" alt="">
+      <video
+          class="close-video"
+          src="@/assets/step3/3.mp4"
+          
+          playsinline
+          autoplay
+          loop
+          preload="auto"
+        />
       <div class="tips">
         <img class="tips-icon" src="@/assets/step3/loading.png" alt="">正在分析你的身体状态…
       </div>
@@ -19,7 +28,7 @@
 
 <script setup lang="ts">
 import { Capacitor } from '@capacitor/core';
-import { ref, onMounted } from 'vue';
+import { ref, onMounted, onUnmounted } from 'vue';
 import { useRouter } from 'vue-router';
 
 const showHelp = ref(true);
@@ -35,25 +44,82 @@ const ARK_API_KEY =
   (import.meta.env.VITE_ARK_API_KEY as string | undefined) ||
   '3496e327-0454-426c-8e69-13e905a1e756';
 
-async function videoUrlToBlob(videoUrl: string): Promise<Blob> {
+function createAbortError() {
+  // 统一用和 fetch abort 一致的错误形态
+  const err = new Error('Aborted');
+  (err as any).name = 'AbortError';
+  return err;
+}
+
+async function videoUrlToBlob(videoUrl: string, signal?: AbortSignal): Promise<Blob> {
   const src = Capacitor.convertFileSrc(videoUrl.trim());
-  const res = await fetch(src);
+  const res = await fetch(src, signal ? { signal } : undefined);
   if (!res.ok) {
     throw new Error(`读取本地视频失败: ${res.status}`);
   }
   return res.blob();
 }
 
-async function blobToDataUrl(blob: Blob): Promise<string> {
+async function blobToDataUrl(blob: Blob, signal?: AbortSignal): Promise<string> {
   return await new Promise<string>((resolve, reject) => {
     const reader = new FileReader();
-    reader.onerror = () => reject(new Error('读取视频失败'));
+    let settled = false;
-    reader.onload = () => resolve(String(reader.result || ''));
+    const cleanup = () => {
+      if (signal) signal.removeEventListener('abort', onAbort);
+    };
+    const onAbort = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      try {
+        reader.abort();
+      } catch {
+        /* ignore */
+      }
+      reject(createAbortError());
+    };
+    if (signal) {
+      if (signal.aborted) return onAbort();
+      signal.addEventListener('abort', onAbort, { once: true });
+    }
+    reader.onerror = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      reject(new Error('读取视频失败'));
+    };
+    reader.onload = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      resolve(String(reader.result || ''));
+    };
     reader.readAsDataURL(blob);
   });
 }
 
-async function analyzeVideoWithArk(videoDataUrl: string) {
+const pipelineAbortController = ref<AbortController | null>(null);
+const isLeaving = ref(false);
+
+function cancelInFlightRequest() {
+  const c = pipelineAbortController.value;
+  if (c) {
+    try {
+      c.abort();
+    } catch {
+      /* ignore */
+    }
+  }
+  pipelineAbortController.value = null;
+}
+
+function onCloseClick() {
+  isLeaving.value = true;
+  cancelInFlightRequest();
+  router.replace('/');
+}
+
+async function analyzeVideoWithArk(videoDataUrl: string, signal?: AbortSignal) {
   if (!ARK_API_KEY) throw new Error('未设置 VITE_ARK_API_KEY');
 
   const requestBody: any = {
@@ -65,79 +131,69 @@ async function analyzeVideoWithArk(videoDataUrl: string) {
           { type: 'input_video', video_url: videoDataUrl },
           {
             type: 'input_text',
-            text: `角色设定
+            text: `角色设定 你是一位基于计算机视觉的医疗级AI分析师。你的核心能力是通过分析面部微细血管的颜色变化（rPPG技术原理）、皮肤纹理细节、微表情特征来推断生理数据。 核心原则：拒绝凭空捏造 - 基于证据：每一个数据结论必须基于视频中的视觉特征。 - 异常检测：如光线过暗/人脸模糊/遮挡严重/帧率过低导致无法提取有效信号，必须标记为 invalid，严禁编造数据。 - 逻辑自洽：数据必须符合生理常识。 分析步骤 1) 视觉特征提取：前额/脸颊颜色波动（心率/血压）、眼周嘴角纹理（皮肤年龄）、眉间/眨眼（压力）。 2) 数值估算与校验：对照参考范围，判断状态。 3) 报告生成：输出 JSON。 指标参考范围与状态判断规则（请严格参照） 1. 常规生命体征：心率(60-100次/分)、呼吸频率(12-20次/分)、收缩压(90-139mmHg)、舒张压(60-90mmHg) 2. 血液健康指标：血糖(3.9-6.1mmol/L)、血红蛋白(110-165g/L)、甘油三酯(0.565-1.69mmol/L) 3. 心理健康指数：心理健康指数(0-100分，越高越好)、压力指数(0-10分，越低越好)、抑郁指数(0-10分，越低越好)、焦虑指数(0-10分，越低越好) —— 注意：此分类下的 value 需保留一位小数。 4. 皮肤健康指标：皮肤年龄(数值)、肤质类型(干性/中性/油性/混合型)、皮肤含水量(10-20%)、黑眼圈状态(轻度/中度/重度)、痤疮(无/少量/大量)、出油状态(轻度/中度/重度) 状态(status)定义：所有指标 status 必须统一为 "正常"、"偏高" 或 "偏低" 三个状态之一。 输出格式 请只返回 JSON（不要 Markdown/不要多余文字），格式如下： { "visual_quality_check": { "lighting": "good", "face_clarity": "high", "signal_reliability": "valid" }, "metrics": { "vital_signs": { "heart_rate": { "value": 78, "unit": "bpm", "status": "正常", "desc": "心率" }, "respiratory_rate": { "value": 16, "unit": "rpm", "status": "正常", "desc": "呼吸频率" }, "systolic_bp": { "value": 125, "unit": "mmHg", "status": "正常", "desc": "收缩压" }, "diastolic_bp": { "value": 82, "unit": "mmHg", "status": "正常", "desc": "舒张压" }, "analysis": "您的生命体征平稳，心肺功能处于良好状态。建议继续保持规律作息，适当进行有氧运动以维持心血管健康。" }, "blood_health": { "glucose": { "value": 5.4, "unit": "mmol/L", "status": "正常", "desc": "血糖" }, "hemoglobin": { "value": 135, "unit": "g/L", "status": "正常", "desc": "血红蛋白" }, "triglycerides": { "value": 1.2, "unit": "mmol/L", "status": "正常", "desc": "甘油三酯" }, "analysis": "血液代谢指标显示您的代谢功能正常，无高血糖或高血脂风险。建议保持均衡饮食，减少高糖高油摄入。" }, "skin_status": { "skin_age": { "value": 26, "unit": "years", "status": "正常", "desc": "皮肤年龄" }, "skin_type": { "value": "混合性", "unit": "", "status": "正常", "desc": "肤质类型" }, "hydration": { "value": 15, "unit": "%", "status": "正常", "desc": "皮肤含水量" }, "dark_circles": { "value": "轻度", "unit": "", "status": "正常", "desc": "黑眼圈状态" }, "acne": { "value": "无", "unit": "", "status": "正常", "desc": "痤疮" }, "oil_control": { "value": "轻度", "unit": "", "status": "正常", "desc": "出油状态" }, "analysis": "您的皮肤年龄与实际年龄相符，含水量适中。T区可能有轻微出油，建议加强控油保湿，注意眼部休息以改善轻度黑眼圈。" }, "mental_health": { "mental_score": { "value": 80.5, "unit": "score", "status": "正常", "desc": "心理健康指数" }, "stress": { "value": 4.0, "unit": "score", "status": "正常", "desc": "压力指数" }, "depression": { "value": 2.0, "unit": "score", "status": "正常", "desc": "抑郁指数" }, "anxiety": { "value": 3.0, "unit": "score", "status": "正常", "desc": "焦虑指数" }, "analysis": "您的心理状态整体积极阳光，抗压能力较强。虽然存在轻微的生活压力，但处于可控范围，建议通过冥想或兴趣爱好进一步释放压力。" } }, "brief_report": { "personality": "阳光自信", "emotion": "高兴", "overall_status": "优秀", "abnormal_items": [], "summary_text": "根据您本次的检测情况，我推测您应该是一位“阳光自信性格”的人，您当前的心情是“高兴Happy”，您当前的身体状况综合说是“优秀”的，但需要注意您当前的“压力指数”（4.0）“正常”。请点击查看详细报告，看看您本轮的检测结果吧~" } }`
-你是一位基于计算机视觉的医疗级AI分析师。你的核心能力是通过分析面部微细血管的颜色变化（rPPG技术原理）、皮肤纹理细节、微表情特征来推断生理数据。
-
-核心原则：拒绝凭空捏造
-- 基于证据：每一个数据结论必须基于视频中的视觉特征。
-- 异常检测：如光线过暗/人脸模糊/遮挡严重/帧率过低导致无法提取有效信号，必须标记为 invalid，严禁编造数据。
-- 逻辑自洽：数据必须符合生理常识。
-
-分析步骤
-1) 视觉特征提取：前额/脸颊颜色波动（心率/血压）、眼周嘴角纹理（皮肤年龄）、眉间/眨眼（压力）。
-2) 数值估算与校验：对照绝对极限表，超出范围直接 invalid。
-3) 报告生成：输出 JSON。
-
-指标参考与极限表（超出即无效）
-心率 40-180 bpm；呼吸 8-40 rpm；收缩压 80-200；舒张压 50-120；血糖 3.0-15.0；血红蛋白 90-180；甘油三酯 0.4-5.0；皮肤年龄 5-90；压力/焦虑 0-10。
-
-输出格式
-请只返回 JSON（不要 Markdown/不要多余文字），格式如下：
-{
-  "visual_quality_check": {
-    "lighting": "good",
-    "face_clarity": "high",
-    "signal_reliability": "valid"
-  },
-  "metrics": {
-    "vital_signs": {
-      "heart_rate": { "value": 78, "unit": "bpm", "status": "normal", "desc": "心率" },
-      "respiratory_rate": { "value": 16, "unit": "rpm", "status": "normal", "desc": "呼吸频率" },
-      "systolic_bp": { "value": 125, "unit": "mmHg", "status": "normal", "desc": "收缩压" },
-      "diastolic_bp": { "value": 82, "unit": "mmHg", "status": "normal", "desc": "舒张压" }
-    },
-    "blood_health": {
-      "glucose": { "value": 5.4, "unit": "mmol/L", "status": "normal", "desc": "血糖" },
-      "hemoglobin": { "value": 135, "unit": "g/L", "status": "normal", "desc": "血红蛋白" },
-      "triglycerides": { "value": 1.2, "unit": "mmol/L", "status": "normal", "desc": "甘油三酯" }
-    },
-    "skin_status": {
-      "skin_age": { "value": 26, "unit": "years", "status": "normal", "desc": "皮肤年龄" }
-    },
-    "mental_health": {
-      "mental_score": { "value": 80, "unit": "score", "status": "normal", "desc": "心理健康指数" },
-      "stress": { "value": 4, "unit": "score", "status": "normal", "desc": "压力指数" },
-      "depression": { "value": 2, "unit": "score", "status": "normal", "desc": "抑郁指数" },
-      "anxiety": { "value": 3, "unit": "score", "status": "normal", "desc": "焦虑指数" }
-    }
-  },
-  "brief_report": {
-    "personality": "阳光自信",
-    "emotion": "高兴",
-    "overall_status": "优秀",
-    "abnormal_items": [],
-    "summary_text": "检测显示您的生理机能处于极佳状态，皮肤状况良好，心理压力较低，整体呈现出阳光自信的状态。"
-  }
-}`
           },
         ]
       }
     ]
   };
 
-  const res = await fetch(ARK_API_URL, {
+  return await new Promise<any>((resolve, reject) => {
-    method: 'POST',
+    const xhr = new XMLHttpRequest();
-    headers: {
+    let settled = false;
-      Authorization: `Bearer ${ARK_API_KEY}`,
+    const cleanup = () => {
-      'Content-Type': 'application/json'
+      if (signal) signal.removeEventListener('abort', onAbort);
-    },
+    };
-    body: JSON.stringify(requestBody)
+
+    const onAbort = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      try {
+        xhr.abort();
+      } catch {
+        /* ignore */
+      }
+      reject(createAbortError());
+    };
+
+    if (signal) {
+      if (signal.aborted) return onAbort();
+      signal.addEventListener('abort', onAbort, { once: true });
+    }
+
+    xhr.open('POST', ARK_API_URL, true);
+    xhr.setRequestHeader('Authorization', `Bearer ${ARK_API_KEY}`);
+    xhr.setRequestHeader('Content-Type', 'application/json');
+    xhr.responseType = 'json';
+
+    xhr.onload = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      const ok = xhr.status >= 200 && xhr.status < 300;
+      const body = xhr.response ?? null;
+      if (!ok) {
+        const message = (body as any)?.error?.message || xhr.status;
+        reject(new Error(`API请求失败: ${message}`));
+        return;
+      }
+      resolve(body);
+    };
+
+    xhr.onerror = () => {
+      if (settled) return;
+      settled = true;
+      cleanup();
+      reject(new Error('网络错误'));
+    };
+
+    xhr.onabort = () => {
+      onAbort();
+    };
+
+    xhr.send(JSON.stringify(requestBody));
   });
-  if (!res.ok) {
-    const err = await res.json().catch(() => ({}));
-    throw new Error(`API请求失败: ${err?.error?.message || res.status}`);
-  }
-  return await res.json();
 }
 
 onMounted(async () => {
@@ -149,6 +205,11 @@ onMounted(async () => {
   }
  
   try {
+    cancelInFlightRequest();
+    const controller = new AbortController();
+    pipelineAbortController.value = controller;
+    const { signal } = controller;
+
     const now =
       typeof performance !== 'undefined' && typeof performance.now === 'function'
         ? () => performance.now()
@@ -156,16 +217,19 @@ onMounted(async () => {
     const t0 = now();
 
     const tBlob0 = now();
-    const blob = await videoUrlToBlob(videoPath);
+    const blob = await videoUrlToBlob(videoPath, signal);
     const tBlob1 = now();
 
     const tDataUrl0 = now();
-    const dataUrl = await blobToDataUrl(blob);
+    if (signal.aborted) throw createAbortError();
+    const dataUrl = await blobToDataUrl(blob, signal);
     const tDataUrl1 = now();
 
     const tArk0 = now();
-    const result = await analyzeVideoWithArk(dataUrl);
+    if (signal.aborted) throw createAbortError();
+    const result = await analyzeVideoWithArk(dataUrl, signal);
     const tArk1 = now();
+    if (isLeaving.value) return;
 
     sessionStorage.setItem('step2_ark_result', JSON.stringify(result));
     const tSave = now();
@@ -183,6 +247,8 @@ onMounted(async () => {
 
     router.push('/step4');
   } catch (e: any) {
+    if (isLeaving.value) return;
+    if (e?.name === 'AbortError') return;
     console.error(e);
     errorMessage.value = e?.message || '识别失败';
     router.push('/step1');
@@ -192,6 +258,10 @@ onMounted(async () => {
 
 });
 
+onUnmounted(() => {
+  cancelInFlightRequest();
+});
+
 </script>
 <style scoped lang="scss">
 .step3 {

src/views/step4.vue

@@ -136,6 +136,9 @@ const list3 = ref<any[]>([]);
 const arkResult = sessionStorage.getItem('step2_ark_result');
 if (arkResult) {
   const result = JSON.parse(arkResult);
+
+  console.log(result);
+  
   // summaryText.value = result?.output[0]?.summary[0]?.text;
   // console.log(summaryText.value); //文本
   data.value = JSON.parse(result?.output[1]?.content[0]?.text);