feat: 完成对话手动停止的功能

.editorconfig

@@ -0,0 +1,17 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+tab_width = 4
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false
+insert_final_newline = false

pages/chat/ChatInputArea.vue

@@ -26,7 +26,8 @@
       maxlength="300"
     />
     <view class="input-container-send" @click="sendMessage">
-      <image src='/static/input_send_icon.png'></image>
+      <image v-if="props.isSessionActive" src='/static/input_stop_icon.png'></image>
+      <image v-else src='/static/input_send_icon.png'></image>
     </view>
   </view>
 </template>
@@ -36,7 +37,9 @@ import { ref, watch, nextTick, onMounted, onUnmounted } from 'vue'
 
 const props = defineProps({
   inputMessage: String,
-  holdKeyboard: Boolean
+  holdKeyboard: Boolean,
+  isSessionActive: Boolean,
+  stopRequest: Function
 })
 const emit = defineEmits(['update:inputMessage', 'send', 'noHideKeyboard', 'keyboardShow', 'keyboardHide'])
 
@@ -46,6 +49,7 @@ const inputMessage = ref(props.inputMessage || '')
 const isFocused = ref(false)
 const keyboardHeight = ref(0)
 
+
 // 保持和父组件同步
 watch(() => props.inputMessage, (val) => {
   inputMessage.value = val
@@ -65,6 +69,13 @@ onMounted(() => {
 })
 
 const sendMessage = () => {
+  if (props.isSessionActive) {
+    // 如果会话进行中，调用停止请求函数
+    if (props.stopRequest) {
+        props.stopRequest();
+    }
+  } else {
+    // 否则发送新消息
     if (!inputMessage.value.trim()) return;
     emit('send', inputMessage.value)
     inputMessage.value = ''
@@ -77,6 +88,7 @@ const sendMessage = () => {
       })
     }
   }
+}
 
 const handleFocus = () => {
   isFocused.value = true

pages/chat/ChatMainList.vue

@@ -64,6 +64,8 @@
 						ref="inputAreaRef"
 						v-model="inputMessage"
 					    :holdKeyboard="holdKeyboard"
+					    :is-session-active="isSessionActive"
+					    :stop-request="stopRequest"
 					    @send="sendMessageAction"
 					    @noHideKeyboard="handleNoHideKeyboard"
 					    @keyboardShow="handleKeyboardShow"
@@ -129,6 +131,8 @@
 	const chatMsgList = ref([])
 	/// 输入口的输入消息
 	const inputMessage = ref('')
+    /// 加载中
+    let currentAIMsgIndex = 0
 
 	/// 从个渠道获取如二维，没有的时候就返回首页的数据
 	const sceneId = ref('')
@@ -140,7 +144,9 @@
 	const mainPageDataModel = ref({})
 
 	// 会话进行中标志
-	let isSessionActive = false; 
+	const isSessionActive = ref(false);
+	// 请求任务引用
+	const requestTaskRef = ref(null);
 	/// 指令
 	let commonType = ''
 
@@ -229,7 +235,7 @@
 		if (!inputText.trim()) return;
 		handleNoHideKeyboard()
 		sendMessage(inputText)
-		if(!isSessionActive) {
+		if(!isSessionActive.value) {
 			inputMessage.value = ''
 		}
 		// 发送消息后保持键盘状态
@@ -319,14 +325,14 @@
 
 	/// 发送消息的参数拼接
 	const sendMessage = (message, isInstruct = false) => {
-		if (isSessionActive) {
+		if (isSessionActive.value) {
 			uni.showToast({
 				title: '请等待当前回复完成',
 				icon: 'none'
 			});
 			return;
 		}
-		isSessionActive = true;
+		isSessionActive.value = true;
 		const newMsg = {
 			msgId: `msg_${chatMsgList.value.length}`,
 			msgType: MessageRole.ME,
@@ -368,6 +374,7 @@
 		}
 		chatMsgList.value.push(aiMsg)
 		const aiMsgIndex = chatMsgList.value.length - 1
+        currentAIMsgIndex = aiMsgIndex
 
 		// 动态加载中动画
 		let dotCount = 1;
@@ -385,7 +392,7 @@
 		}
 
 		// 流式接收内容
-		agentChatStream(args, (chunk) => {
+		const { promise, requestTask } = agentChatStream(args, (chunk) => {
 			console.log('分段内容:', chunk)
 			if (chunk && chunk.error) {
 				chatMsgList.value[aiMsgIndex].msg = '请求错误,请重试';
@@ -393,7 +400,7 @@
 				loadingTimer = null;
 				isTyping = false;
 				typeWriterTimer = null;
-				isSessionActive = false; // 出错也允许再次发送
+				isSessionActive.value = false; // 出错也允许再次发送
 				console.error('流式错误:', chunk.message, chunk.detail);
 				return;
 			}
@@ -444,14 +451,22 @@
 							chatMsgList.value[aiMsgIndex].question = chunk.question
 						}
 
-		                isSessionActive = false;
+		                isSessionActive.value = false;
 		                scrollToBottom();
 		            }
 		        }, 50);
 		    }
-		}).catch(e => {
+		})
-			isSessionActive = false; // 出错也允许再次发送
+
-			console.log('error:', e)
+        // 存储请求任务
+        requestTaskRef.value = requestTask;
+
+		// 可选：处理Promise完成/失败， 已经在回调中处理数据，此处无需再处理
+		promise.then(data => {
+			console.log('请求完成');
+		}).catch(err => {
+			isSessionActive.value = false; // 出错也允许再次发送
+			console.log('error:', err)
 		});
 
 		// 打字机函数
@@ -472,6 +487,29 @@
 	}
 
 
+    // 停止请求函数
+	const stopRequest = () => {
+		if (requestTaskRef.value && requestTaskRef.value.abort) {
+			requestTaskRef.value.abort();
+			// 重置状态
+			isSessionActive.value = false;
+            const msg = chatMsgList.value[currentAIMsgIndex].msg;
+            if (!msg || msg === '加载中.' || msg.startsWith('加载中')) {
+            	chatMsgList.value[currentAIMsgIndex].msg = '已终止请求，请重试';
+            }
+			// 清除计时器
+			if (loadingTimer) {
+				clearInterval(loadingTimer);
+				loadingTimer = null;
+			}
+			if (typeWriterTimer) {
+				clearTimeout(typeWriterTimer);
+				typeWriterTimer = null;
+			}
+			setTimeoutScrollToBottom()
+		}
+	}
+
 </script>
 
 <style lang="scss" scoped>

request/api/AgentChatStream.js

@@ -7,16 +7,17 @@ const API = '/agent/assistant/chat';
  * 获取AI聊天流式信息（仅微信小程序支持）
  * @param {Object} params 请求参数
  * @param {Function} onChunk 回调，每收到一段数据触发
- * @returns {Promise}
+ * @returns {Object} 包含Promise和requestTask的对象
  */
 function agentChatStream(params, onChunk) {
-    return new Promise((resolve, reject) => {
+    let requestTask;
+    const promise = new Promise((resolve, reject) => {
         const token = uni.getStorageSync('token');
         let hasError = false;
 
         console.log("发送请求内容: ", params)
         // #ifdef MP-WEIXIN
-        const requestTask = uni.request({
+        requestTask = uni.request({
             url: BASE_URL + API, // 替换为你的接口地址
             method: 'POST',
             data: params,
@@ -37,7 +38,6 @@ function agentChatStream(params, onChunk) {
             complete(res) {
 				if(res.statusCode !== 200) {
 					console.log("====> ", JSON.stringify(res))
-
 					if (onChunk) {
 					onChunk({ error: true, message: '服务器错误', detail: res });
                 }
@@ -75,18 +75,19 @@ function agentChatStream(params, onChunk) {
         });
         // #endif
     });
+
+    return {
+        promise,
+        requestTask
+    };
 }
 
 // window.atob兼容性处理
 const weAtob = (string) => {
-  const b64re =
+  const b64re = /^(?:[A-Za-z\d+/]{4})*?(?:[A-Za-z\d+/]{2}(?:==)?|[A-Za-z\d+/]{3}=?)?$/;
-    /^(?:[A-Za-z\d+/]{4})*?(?:[A-Za-z\d+/]{2}(?:==)?|[A-Za-z\d+/]{3}=?)?$/;
+  const b64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
-  const b64 =
-    'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
-
   // 去除空白字符
   string = String(string).replace(/[\t\n\f\r ]+/g, '');
-
   // 验证 Base64 编码
   if (!b64re.test(string)) {
     throw new TypeError(