修改代码，去掉原有组件的请求后端的方式。改用更简单的EventSource的方式。确保结果渲染正确。

src/views/AiChatPage.vue

@@ -5,7 +5,7 @@ import type {
   ConversationsProps,
   PromptsProps,
 } from 'ant-design-x-vue'
-import type { VNode } from 'vue'
+import type { Component, VNode } from 'vue'
 import {
   CloudUploadOutlined,
   CommentOutlined,
@@ -18,7 +18,7 @@ import {
   ShareAltOutlined,
   SmileOutlined,
 } from '@ant-design/icons-vue'
-import { Badge, Button, Flex, Space, Typography, theme } from 'ant-design-vue'
+import { Badge, Button, Flex, Space, theme } from 'ant-design-vue'
 import {
   Attachments,
   Bubble,
@@ -213,7 +213,7 @@ let messageIdCounter = 0
 
 // ==================== Runtime ====================
 async function sendMessage(userMessage: string) {
-  console.log('📝 [Submit] 用户提交消息:', userMessage)
+  console.log('[Submit] 用户提交消息:', userMessage)
   if (!userMessage) return
 
   // 添加用户消息
@@ -243,10 +243,10 @@ async function sendMessage(userMessage: string) {
       message: userMessage,
       conversionId: convId,
     }
-    console.log('📤 [Request] 请求体:', JSON.stringify(requestBody, null, 2))
+    console.log('[Request] 请求体:', JSON.stringify(requestBody, null, 2))
 
-    // 调用后端接口
-    const response = await fetch('http://localhost:8080/dashscope/chat', {
+    // 调用后端接口 - POST 请求 SSE 流式响应
+    const response = await fetch('http://localhost:8080/dashscope/generateStream', {
       method: 'POST',
       headers: {
         'Content-Type': 'application/json',
@@ -254,7 +254,7 @@ async function sendMessage(userMessage: string) {
       body: JSON.stringify(requestBody),
     })
 
-    console.log('📥 [Response] 响应状态:', response.status, response.statusText)
+    console.log('[Response] 响应状态:', response.status, response.statusText)
 
     if (!response.ok) {
       throw new Error(`请求失败: ${response.status} ${response.statusText}`)
@@ -266,25 +266,22 @@ async function sendMessage(userMessage: string) {
       const decoder = new TextDecoder()
       let buffer = ''
 
-      console.log('🌊 [Stream] 开始读取流数据...')
+      console.log('[Stream] 开始读取流数据...')
 
       try {
+        let isFirstChunk = true
         while (true) {
           const { done, value } = await reader.read()
 
           if (done) {
-            console.log('✅ [Stream] 流读取完成')
-            const msg = messages.value[aiMsgIndex]
-            if (msg) {
-              msg.status = 'success'
-            }
+            console.log('[Stream] 流读取完成')
             break
           }
 
           // 解码数据
           const text = decoder.decode(value, { stream: true })
           buffer += text
-          console.log('📦 [Stream] 收到原始数据:', text)
+          console.log('[Stream] 收到原始数据:', text)
 
           // 解析 SSE 格式: data: content\n\n
           const lines = buffer.split('\n\n')
@@ -299,14 +296,28 @@ async function sendMessage(userMessage: string) {
           for (const block of lines) {
             if (block.startsWith('data:')) {
               // 提取 data: 后面的内容
-              const content = block.substring(5)
-              console.log('✨ [Parse] 解析后的内容:', JSON.stringify(content))
+              const data = block.substring(5).trim()
+              console.log('[Parse] 接收到数据:', data)
 
-              // 直接累积到消息内容
-              const msg = messages.value[aiMsgIndex]
-              if (msg) {
-                msg.content += content
-                console.log('🔄 [Update] 更新消息, 当前长度:', msg.content.length)
+              if (data) { // 若响应数据不为空
+                // 解析 JSON
+                const response = JSON.parse(data)
+                console.log('[Parse] 解析后的内容:', JSON.stringify(response))
+
+                // 更新消息内容并强制触发响应式更新
+                const msg = messages.value[aiMsgIndex]
+                if (msg) {
+                  // 第一次接收到数据时，将状态改为 success，这样内容才会显示
+                  if (isFirstChunk) {
+                    isFirstChunk = false
+                    console.log('[Stream] 首次接收数据，设置状态为 success')
+                  }
+
+                  // 持续追加流式回答
+                  msg.content += response.v
+                  msg.status = 'success'
+                  console.log('[Update] 更新消息, 当前长度:', msg.content.length)
+                }
               }
             }
           }
@@ -316,7 +327,7 @@ async function sendMessage(userMessage: string) {
       }
     }
   } catch (error) {
-    console.error('❌ [Error] 请求错误:', error)
+    console.error('[Error] 请求错误:', error)
     const msg = messages.value[aiMsgIndex]
     if (msg) {
       msg.status = 'error'
@@ -331,7 +342,7 @@ watch(
   activeKey,
   () => {
     if (activeKey.value !== undefined) {
-      console.log('🔄 [Conversation] 切换会话:', activeKey.value)
+      console.log('[Conversation] 切换会话:', activeKey.value)
       messages.value = []
     }
   },
@@ -370,18 +381,16 @@ const handleFileChange: AttachmentsProps['onChange'] = (info) =>
 // ==================== Nodes ====================
 const placeholderNode = computed(() =>
   h(Space, { direction: 'vertical', size: 16, style: styles.value.placeholder }, () => [
-    h(Welcome, {
+    h(Welcome as Component, {
       variant: 'borderless',
       icon: 'https://mdn.alipayobjects.com/huamei_iwk9zp/afts/img/A*s5sNRo5LjfQAAAAAAAAAAAAADgCCAQ/fmt.webp',
-      title: "Hello, I'm Ant Design X",
       description: '基于Ant Design，AGI产品界面解决方案，创造更美好的智能愿景~',
       extra: h(Space, {}, () => [
         h(Button, { icon: h(ShareAltOutlined) }),
         h(Button, { icon: h(EllipsisOutlined) }),
       ]),
-    }),
-    h(Prompts, {
-      title: '想要了是吧?',
+    }, () => "Hello, I'm Ant Design X"),
+    h(Prompts as Component, {
       items: placeholderPromptsItems,
       styles: {
         list: {
@@ -392,20 +401,20 @@ const placeholderNode = computed(() =>
         },
       },
       onItemClick: onPromptsItemClick,
-    }),
+    }, () => '想要了是吧?'),
   ]),
 )
 
 const items = computed<BubbleListProps['items']>(() => {
-  console.log('🎨 [Items] 计算 items, messages数量:', messages.value.length)
+  console.log('[Items] 计算 items, messages数量:', messages.value.length)
 
   if (messages.value.length === 0) {
-    console.log('🎨 [Items] 显示占位符')
+    console.log('[Items] 显示占位符')
     return [{ content: placeholderNode, variant: 'borderless' }]
   }
 
   const result = messages.value.map(({ id, role, content, status }) => {
-    console.log('🎨 [Items] 处理消息:', { id, role, status, contentLength: content?.length })
+    console.log('[Items] 处理消息:', { id, role, status, contentLength: content?.length })
     return {
       key: id,
       loading: status === 'loading',
@@ -414,7 +423,7 @@ const items = computed<BubbleListProps['items']>(() => {
     }
   })
 
-  console.log('🎨 [Items] 最终 items:', result)
+  console.log('[Items] 最终 items:', result)
   return result
 })
 </script>
@@ -493,19 +502,19 @@ const items = computed<BubbleListProps['items']>(() => {
                   vertical
                   gap="2"
                 >
-                  <Typography.Text style="font-size: 30px; line-height: 1">
+                  <div style="font-size: 30px; line-height: 1">
                     <CloudUploadOutlined />
-                  </Typography.Text>
-                  <Typography.Title :level="5" style="margin: 0; font-size: 14px; line-height: 1.5">
+                  </div>
+                  <div style="margin: 0; font-size: 14px; line-height: 1.5; font-weight: 600">
                     Upload files
-                  </Typography.Title>
-                  <Typography.Text type="secondary">
+                  </div>
+                  <div style="color: rgba(0, 0, 0, 0.45)">
                     Click or drag files to this area to upload
-                  </Typography.Text>
+                  </div>
                 </Flex>
-                <Typography.Text v-if="type && type.type === 'drop'">
+                <div v-if="type && type.type === 'drop'">
                   Drop file here
-                </Typography.Text>
+                </div>
               </template>
             </Attachments>
           </Sender.Header>