709 lines
23 KiB
Vue
709 lines
23 KiB
Vue
<template>
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<!-- 页面根 -->
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<div class="h-full overflow-hidden flex flex-col">
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<!-- 消息列表(唯一滚动区) -->
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<div ref="listRef" class="flex-1 overflow-y-auto px-6 py-6 space-y-6">
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<div v-for="msg in chatMsgList" :key="msg.messageId" class="flex items-start gap-3"
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:class="msg.messageRole === MessageRole.ME ? 'justify-end' : 'justify-start'">
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<!-- AI avatar -->
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<ChatAvatar v-if="msg.messageRole === MessageRole.AI" :src="aiAvatar" />
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<!-- 消息气泡 -->
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<div class="max-w-[70%]">
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<!-- 名字和时间 -->
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<ChatNameTime :showReverse="msg.messageRole === MessageRole.ME" />
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<!-- AI 发的消息 -->
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<ChatRoleAI v-if="msg.messageRole === MessageRole.AI" :msg="msg" />
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<!-- 自己 发的消息 -->
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<ChatRoleMe v-if="msg.messageRole === MessageRole.ME" :msg="msg" />
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<!-- AI 标识 -->
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<ChatAIMark v-if="msg.messageRole === MessageRole.AI && msg.finished" />
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<!-- AI 操作按钮 -->
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<ChatOperation v-if="msg.messageRole === MessageRole.AI && msg.finished" :msg="msg" />
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</div>
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<!-- User avatar -->
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<ChatAvatar v-if="msg.messageRole === MessageRole.ME" :src="userAvatar" />
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</div>
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</div>
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<!-- 输入区(固定底部,不滚) -->
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<div class="shrink-0 px-6 py-4 gap-3">
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<div class="inline-flex items-center justify-center w-[108px]
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px-3 py-1.5 rounded-2xl border border-[#E5E8EE]
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text-[13px] text-[#333]">
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智能问数
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</div>
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<div class="h-[174px] bg-white rounded-lg border border-[#eef2f6]
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shadow-[0_1px_0_rgba(0,0,0,0.03)]
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p-[18px] mt-[8px] flex flex-col justify-between">
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<textarea rows="2" placeholder="给我发布或者布置任务" class="flex-1 resize-none outline-none text-sm"
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v-model="inputMessage" @keyup.enter="sendMessageAction" />
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<div class="flex justify-between items-end">
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<button @click="addAttachmentAction()">
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<RiLink />
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</button>
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<button class="w-[48px] h-[48px] bg-[#F5F7FA] px-2.5 py-1.5 rounded-md flex items-center justify-center"
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@click="sendMessageAction()">
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<RiStopFill v-if="isSendingMessage" />
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<RiSendPlaneFill v-else />
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</button>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script setup lang="ts">
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import { ref } from 'vue'
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import { RiLink, RiSendPlaneFill, RiStopFill } from '@remixicon/vue'
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import { onMounted, nextTick, onUnmounted } from "vue";
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import { WebSocketManager } from "@common/WebSocketManager";
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import { MessageRole, ChatMessage } from "./model/ChatModel";
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import { IdUtils } from "@common/index";
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import ChatAvatar from './components/ChatAvatar.vue';
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import ChatOperation from './components/ChatOperation.vue';
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import ChatRoleAI from './components/ChatRoleAI.vue';
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import ChatRoleMe from './components/ChatRoleMe.vue';
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import ChatAIMark from './components/ChatAIMark.vue';
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import ChatNameTime from './components/ChatNameTime.vue';
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import { Session } from '../../utils/storage';
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import userAvatar from '@assets/images/login/user_icon.png';
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import aiAvatar from '@assets/images/login/blue_logo.png';
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///(控制滚动位置)
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const scrollTop = ref(99999);
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/// 会话列表
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const chatMsgList = ref<ChatMessage[]>([]);
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/// 输入口的输入消息
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const inputMessage = ref("");
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/// 发送消息中标志
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const isSendingMessage = ref(false);
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/// agentId 首页接口中获取
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const agentId = ref("1");
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/// 会话ID 历史数据接口中获取
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const conversationId = ref("");
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// 会话进行中标志
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const isSessionActive = ref(false);
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/// 指令通用消息类型
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let commonTypeMessage: string = "";
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// WebSocket 相关
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let webSocketManager: WebSocketManager | null = null;
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/// 使用统一的连接状态判断函数,避免状态不同步
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const isWsConnected = () => !!(webSocketManager && typeof webSocketManager.isConnected === "function" && webSocketManager.isConnected());
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// pendingMap: messageId -> msgIndex
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const pendingMap = new Map();
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// pendingTimeouts: messageId -> timeoutId
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const pendingTimeouts = new Map();
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// 超时时间(ms)
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const MESSAGE_TIMEOUT = 30000;
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// 防止并发初始化 websocket
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let isInitializing = false;
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let pendingInitPromise: Promise<boolean> | null = null;
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// sleep helper
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const sleep = (ms: number) => new Promise((res) => setTimeout(res, ms));
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// 当前会话的消息ID,用于保持发送和终止的messageId一致
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let currentSessionMessageId: string | null = null;
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// 滚动到底部 - 优化版本,确保打字机效果始终可见
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const scrollToBottom = () => {
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nextTick(() => {
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// 使用更大的值确保滚动到真正的底部
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scrollTop.value = 99999;
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// 强制触发滚动更新,增加延迟确保DOM更新完成
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setTimeout(() => {
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scrollTop.value = scrollTop.value + Math.random();
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}, 10);
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});
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};
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// 延时滚动
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const setTimeoutScrollToBottom = () => setTimeout(() => scrollToBottom(), 100);
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// 发送普通消息
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const handleReplyText = (text: string) => {
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// 重置消息状态,准备接收新的AI回复
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resetMessageState();
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sendMessage(text);
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setTimeoutScrollToBottom();
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};
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// 是发送指令消息
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const handleReplyInstruct = async (message: string, type: string) => {
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// await checkToken();
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commonTypeMessage = type;
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// 重置消息状态,准备接收新的AI回复
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resetMessageState();
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sendMessage(message, true);
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setTimeoutScrollToBottom();
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};
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/// 添加附件按钮事件
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const addAttachmentAction = () => {
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console.log("添加附件");
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};
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// 输入区的发送消息事件
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const sendMessageAction = () => {
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if (isSendingMessage.value) {
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sendStopAction();
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return;
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}
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console.log("输入消息:", inputMessage.value);
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if (!inputMessage.value.trim()) return;
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// 重置消息状态,准备接收新的AI回复
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resetMessageState();
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sendMessage(inputMessage.value);
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setTimeoutScrollToBottom();
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};
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// 停止发送消息事件
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const sendStopAction = () => {
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console.log("停止发送消息");
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isSendingMessage.value = false;
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stopRequest(); // 发送中断停止消息类型
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};
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// 页面加载时初始化
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onMounted(() => {
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try {
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// 有token时,加载最近会话、最近消息、初始化socket
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initHandler();
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} catch (error) {
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console.error("初始化错误:", error);
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}
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});
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// token存在,初始化数据
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const initHandler = () => {
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console.log("initHandler");
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const token = getAccessToken();
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if (!token) return;
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initWebSocket();
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};
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const getAccessToken = () => {
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// 从本地存储获取 token
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return Session.get('token') || '';
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};
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const checkToken = async () => {
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const token = getAccessToken();
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if (!token) {
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throw new Error("未登录或登录已过期,请重新登录");
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}
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};
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/// =============对话↓================
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// 初始化WebSocket
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const initWebSocket = async () => {
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// 防止并发初始化
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if (isInitializing) {
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return pendingInitPromise;
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}
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isInitializing = true;
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pendingInitPromise = (async () => {
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// 清理旧实例
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if (webSocketManager) {
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try {
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webSocketManager.destroy();
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} catch (e) {
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console.warn("destroy old webSocketManager failed:", e);
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}
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webSocketManager = null;
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}
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// 使用配置的WebSocket服务器地址
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const token = getAccessToken();
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const wsUrl = `wss://onefeel.brother7.cn/ingress/agent/ws/chat?access_token=${token}`;
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// 初始化WebSocket管理器
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webSocketManager = new WebSocketManager({
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wsUrl: wsUrl,
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reconnectInterval: 3000, // 重连间隔
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maxReconnectAttempts: 5, // 最大重连次数
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heartbeatInterval: 30000, // 心跳间隔
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// 连接成功回调
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onConnect: (event) => {
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console.log("WebSocket连接成功: ", event);
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// 连接成功时重置会话状态,避免影响新消息发送
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isSessionActive.value = false;
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},
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// 连接断开回调
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onDisconnect: (event) => {
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console.error("WebSocket连接断开: ", event);
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// 停止当前会话
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isSessionActive.value = false;
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},
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// 错误回调
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onError: (error) => {
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console.error("WebSocket错误:", error);
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isSessionActive.value = false;
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},
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// 消息回调
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onMessage: (data) => {
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handleWebSocketMessage(data);
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},
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// 获取会话ID回调 (用于心跳检测)
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getConversationId: () => conversationId.value,
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// 获取代理ID回调 (用于心跳检测)
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getAgentId: () => agentId.value,
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});
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try {
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// 初始化连接
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await webSocketManager.connect();
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console.log("WebSocket连接初始化成功");
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return true;
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} catch (error) {
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console.error("WebSocket连接失败:", error);
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return false;
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} finally {
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isInitializing = false;
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pendingInitPromise = null;
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}
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})();
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return pendingInitPromise;
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};
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// 处理WebSocket消息
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const handleWebSocketMessage = (data: any) => {
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console.log("收到WebSocket消息:", data);
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// 验证关键字段(若服务端传回 conversationId/agentId,则校验是否属于当前会话)
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if (data.conversationId && data.conversationId !== conversationId.value) {
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console.warn("收到不属于当前会话的消息,忽略", data.conversationId);
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return;
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}
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if (data.agentId && data.agentId !== agentId.value) {
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console.warn("收到不属于当前 agent 的消息,忽略", data.agentId);
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return;
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}
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// 确保消息内容是字符串类型
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if (data.content && typeof data.content !== "string") {
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try {
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data.content = JSON.stringify(data.content);
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} catch (e) {
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data.content = String(data.content);
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}
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}
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// 优先使用 messageId 进行匹配
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const msgId = data.messageId || data.id || data.msgId;
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let aiMsgIndex = -1;
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if (msgId && pendingMap.has(msgId)) {
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aiMsgIndex = pendingMap.get(msgId);
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} else if (!msgId && currentSessionMessageId && pendingMap.has(currentSessionMessageId)) {
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// 服务端未返回 messageId 的场景:优先使用当前会话的 messageId 映射
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aiMsgIndex = pendingMap.get(currentSessionMessageId);
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} else {
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// 向后搜索最近的 AI 消息
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for (let i = chatMsgList.value.length - 1; i >= 0; i--) {
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if (chatMsgList.value[i] && chatMsgList.value[i].messageRole === MessageRole.AI) {
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aiMsgIndex = i;
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break;
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}
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}
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if (aiMsgIndex === -1) {
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console.error("处理WebSocket消息时找不到对应的AI消息项");
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return;
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}
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}
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// 直接拼接内容到对应 AI 消息
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if (data.content) {
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if (chatMsgList.value[aiMsgIndex].isLoading) {
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// 首次收到内容:替换“加载中”文案并取消 loading 状态(恢复原始渲染逻辑)
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chatMsgList.value[aiMsgIndex].messageContent = data.content;
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chatMsgList.value[aiMsgIndex].isLoading = false;
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} else {
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// 后续流式内容追加
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chatMsgList.value[aiMsgIndex].messageContent += data.content;
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}
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nextTick(() => scrollToBottom());
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}
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// 处理完成状态
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if (data.finish) {
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chatMsgList.value[aiMsgIndex].finished = data.finish;
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const msg = chatMsgList.value[aiMsgIndex].messageContent;
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if (!msg || chatMsgList.value[aiMsgIndex].isLoading) {
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chatMsgList.value[aiMsgIndex].messageContent = "未获取到内容,请重试";
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chatMsgList.value[aiMsgIndex].isLoading = false;
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if (data.toolCall) {
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chatMsgList.value[aiMsgIndex].messageContent = "";
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}
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}
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// 处理toolCall
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if (data.toolCall) {
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chatMsgList.value[aiMsgIndex].toolCall = data.toolCall;
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}
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// 处理question
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if (data.question && data.question.length > 0) {
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chatMsgList.value[aiMsgIndex].question = data.question;
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}
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// 清理 pendingMap / timeout
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const ownedMessageId = chatMsgList.value[aiMsgIndex].messageId || msgId;
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if (ownedMessageId) {
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if (pendingTimeouts.has(ownedMessageId)) {
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clearTimeout(pendingTimeouts.get(ownedMessageId));
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pendingTimeouts.delete(ownedMessageId);
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}
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pendingMap.delete(ownedMessageId);
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}
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// 结束发送状态
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isSendingMessage.value = false;
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// 重置会话状态
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isSessionActive.value = false;
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// 清理当前会话的 messageId,避免保留陈旧 id
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resetMessageState();
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}
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};
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// 重置消息状态
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const resetMessageState = () => {
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// 重置当前会话消息ID
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currentSessionMessageId = null;
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};
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// 发送消息的参数拼接
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const sendMessage = async (message: string, isInstruct: boolean = false) => {
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console.log("发送的消息:", message);
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await checkToken();
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// 检查WebSocket连接状态,如果未连接,尝试重新连接
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if (!isWsConnected()) {
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console.log("WebSocket未连接,尝试重新连接...");
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// 显示加载提示
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// uni.showLoading({
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// title: "正在连接服务器...",
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// });
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// 尝试重新初始化WebSocket连接
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try {
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await initWebSocket();
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// 等待短暂时间确保连接建立
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await new Promise(resolve => setTimeout(resolve, 1000));
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// 检查连接是否成功建立
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if (!isWsConnected()) {
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// uni.hideLoading();
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// uni.showToast({
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// title: "连接服务器失败,请稍后重试",
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// icon: "none",
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// });
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console.error("重新连接WebSocket后仍未连接成功");
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return;
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}
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// uni.hideLoading();
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} catch (error) {
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console.error("重新连接WebSocket失败:", error);
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// uni.hideLoading();
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// uni.showToast({
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// title: "连接服务器失败,请稍后重试",
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// icon: "none",
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// });
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return;
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}
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}
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if (isSessionActive.value) {
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// uni.showToast({
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// title: "请等待当前回复完成",
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// icon: "none",
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// });
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console.warn("当前会话正在进行中,请等待回复完成");
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return;
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}
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isSessionActive.value = true;
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const newMsg: ChatMessage = {
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messageId: IdUtils.generateMessageId(),
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messageRole: MessageRole.ME,
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messageContent: message,
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};
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chatMsgList.value.push(newMsg);
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inputMessage.value = "";
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// 发送消息后滚动到底部
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setTimeoutScrollToBottom();
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sendChat(message, isInstruct);
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console.log("发送的新消息:", JSON.stringify(newMsg));
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};
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// 通用WebSocket消息发送函数 -> 返回 Promise<boolean>
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const sendWebSocketMessage = async (messageType: number, messageContent: string, options: any = {}) => {
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const args = {
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conversationId: conversationId.value,
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agentId: agentId.value,
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messageType: String(messageType), // 消息类型 0-对话 1-指令 2-中断停止 3-心跳检测
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messageContent: messageContent,
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messageId: options.messageId || currentSessionMessageId,
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};
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/// 重试机制参数
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const maxRetries = typeof options.retries === 'number' ? options.retries : 3;
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const baseDelay = typeof options.baseDelay === 'number' ? options.baseDelay : 300; // ms
|
||
const maxDelay = typeof options.maxDelay === 'number' ? options.maxDelay : 5000; // ms
|
||
|
||
for (let attempt = 0; attempt <= maxRetries; attempt++) {
|
||
// 确保连接
|
||
if (!isWsConnected()) {
|
||
if (options.tryReconnect) {
|
||
try {
|
||
await initWebSocket();
|
||
} catch (e) {
|
||
console.error('reconnect failed in sendWebSocketMessage:', e);
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!isWsConnected()) {
|
||
if (!options.silent) console.warn('WebSocket 未连接,无法发送消息', args);
|
||
// 如果还有重试机会,进行等待后重试
|
||
if (attempt < maxRetries) {
|
||
const delay = Math.min(maxDelay, baseDelay * Math.pow(2, attempt));
|
||
await sleep(delay);
|
||
continue;
|
||
}
|
||
isSessionActive.value = false;
|
||
return false;
|
||
}
|
||
|
||
try {
|
||
const raw = webSocketManager!.sendMessage(args);
|
||
// 兼容可能返回同步布尔或 Promise 的实现
|
||
const result = await Promise.resolve(raw);
|
||
if (result) {
|
||
console.log(`WebSocket消息已发送 [类型:${messageType}]:`, args);
|
||
return true;
|
||
}
|
||
|
||
// 若返回 false,消息可能已经被 manager 入队并触发连接流程。
|
||
// 在这种情况下避免立即当作失败处理,而是等待短暂时间以观察连接是否建立并由 manager 发送队列。
|
||
console.warn('webSocketManager.sendMessage 返回 false,等待连接或队列发送...', { attempt, args });
|
||
const waitForConnectMs = typeof options.waitForConnectMs === 'number' ? options.waitForConnectMs : 5000;
|
||
if (webSocketManager && typeof webSocketManager.isConnected === 'function' && !webSocketManager.isConnected()) {
|
||
const startTs = Date.now();
|
||
while (Date.now() - startTs < waitForConnectMs) {
|
||
await sleep(200);
|
||
if (webSocketManager.isConnected()) {
|
||
// 给 manager 一点时间处理队列并发送
|
||
await sleep(150);
|
||
console.log('检测到 manager 已连接,假定队列消息已发送', args);
|
||
return true;
|
||
}
|
||
}
|
||
console.warn('等待 manager 建连超时,进入重试逻辑', { waitForConnectMs, args });
|
||
} else {
|
||
console.warn('sendMessage 返回 false 但 manager 看起来已连接或不可用,继续重试', { args });
|
||
}
|
||
} catch (error) {
|
||
console.error('发送WebSocket消息异常:', error, args);
|
||
}
|
||
|
||
// 失败且还有重试机会,等待指数退避
|
||
if (attempt < maxRetries) {
|
||
const delay = Math.min(maxDelay, baseDelay * Math.pow(2, attempt));
|
||
await sleep(delay + Math.floor(Math.random() * 100));
|
||
continue;
|
||
}
|
||
|
||
// 最后一次失败
|
||
isSessionActive.value = false;
|
||
return false;
|
||
}
|
||
// 不可达,但为了类型安全
|
||
isSessionActive.value = false;
|
||
return false;
|
||
};
|
||
|
||
// 发送获取AI聊天消息
|
||
const sendChat = async (message: string, isInstruct = false) => {
|
||
// 检查WebSocket管理器是否存在,如果不存在,尝试重新初始化
|
||
if (!webSocketManager) {
|
||
console.error("WebSocket管理器不存在,尝试重新初始化...");
|
||
initWebSocket();
|
||
// 短暂延迟后再次检查连接状态
|
||
setTimeout(() => {
|
||
const connected = webSocketManager && webSocketManager.isConnected();
|
||
isSessionActive.value = connected || false;
|
||
// 更新AI消息状态
|
||
const aiMsgIndex = chatMsgList.value.length - 1;
|
||
if (aiMsgIndex >= 0 && chatMsgList.value[aiMsgIndex].messageRole === MessageRole.AI) {
|
||
chatMsgList.value[aiMsgIndex].messageContent = connected ? "" : "发送消息失败,请重试";
|
||
chatMsgList.value[aiMsgIndex].isLoading = connected || false;
|
||
}
|
||
if (connected) {
|
||
// 连接成功后重新发送消息
|
||
sendChat(message, isInstruct);
|
||
} else {
|
||
console.error("WebSocket重新初始化失败");
|
||
}
|
||
}, 1000);
|
||
return;
|
||
}
|
||
|
||
/// 发送消息类型 指令/对话文本
|
||
const messageType = isInstruct ? 1 : 0;
|
||
const messageContent = isInstruct ? commonTypeMessage : message;
|
||
// 生成 messageId 并保存到当前会话变量(stopRequest 可能使用)
|
||
currentSessionMessageId = IdUtils.generateMessageId();
|
||
|
||
// 插入AI消息,并在 pendingMap 中记录
|
||
const aiMsg: ChatMessage = {
|
||
messageId: currentSessionMessageId,
|
||
messageRole: MessageRole.AI,
|
||
messageContent: "加载中",
|
||
isLoading: true,
|
||
};
|
||
|
||
chatMsgList.value.push(aiMsg);
|
||
// 添加AI消息后滚动到底部
|
||
setTimeoutScrollToBottom();
|
||
const aiMsgIndex = chatMsgList.value.length - 1;
|
||
|
||
// 记录 pendingMap
|
||
pendingMap.set(currentSessionMessageId, aiMsgIndex);
|
||
|
||
// 启动超时回退
|
||
const timeoutId = setTimeout(() => {
|
||
const idx = pendingMap.get(currentSessionMessageId);
|
||
if (idx != null && chatMsgList.value[idx] && chatMsgList.value[idx].isLoading) {
|
||
chatMsgList.value[idx].messageContent = "请求超时,请重试";
|
||
chatMsgList.value[idx].isLoading = false;
|
||
pendingMap.delete(currentSessionMessageId);
|
||
pendingTimeouts.delete(currentSessionMessageId);
|
||
isSessionActive.value = false;
|
||
setTimeoutScrollToBottom();
|
||
}
|
||
}, MESSAGE_TIMEOUT);
|
||
pendingTimeouts.set(currentSessionMessageId, timeoutId);
|
||
|
||
// 发送消息,支持重连尝试
|
||
const success = await sendWebSocketMessage(messageType, messageContent, { messageId: currentSessionMessageId, tryReconnect: true });
|
||
if (!success) {
|
||
const idx = pendingMap.get(currentSessionMessageId);
|
||
if (idx != null && chatMsgList.value[idx]) {
|
||
chatMsgList.value[idx].messageContent = "发送消息失败,请重试";
|
||
chatMsgList.value[idx].isLoading = false;
|
||
}
|
||
// 清理 pending
|
||
if (pendingTimeouts.has(currentSessionMessageId)) {
|
||
clearTimeout(pendingTimeouts.get(currentSessionMessageId));
|
||
pendingTimeouts.delete(currentSessionMessageId);
|
||
}
|
||
pendingMap.delete(currentSessionMessageId);
|
||
isSessionActive.value = false;
|
||
}
|
||
// 更新发送状态
|
||
isSendingMessage.value = success;
|
||
};
|
||
|
||
// 停止请求函数
|
||
const stopRequest = async () => {
|
||
console.log("停止请求");
|
||
|
||
// 发送中断消息给服务器 (messageType=2),带上当前 messageId
|
||
try {
|
||
await sendWebSocketMessage(2, "stop_request", { messageId: currentSessionMessageId, silent: true });
|
||
} catch (e) {
|
||
console.warn("stopRequest send failed:", e);
|
||
}
|
||
|
||
// 直接将AI消息状态设为停止(优先使用 pendingMap 映射)
|
||
let aiMsgIndex = -1;
|
||
if (currentSessionMessageId && pendingMap.has(currentSessionMessageId)) {
|
||
aiMsgIndex = pendingMap.get(currentSessionMessageId);
|
||
} else {
|
||
aiMsgIndex = chatMsgList.value.length - 1;
|
||
}
|
||
|
||
if (chatMsgList.value[aiMsgIndex] &&
|
||
chatMsgList.value[aiMsgIndex].messageRole === MessageRole.AI) {
|
||
chatMsgList.value[aiMsgIndex].isLoading = false;
|
||
if (chatMsgList.value[aiMsgIndex].messageContent &&
|
||
chatMsgList.value[aiMsgIndex].messageContent.trim() &&
|
||
!chatMsgList.value[aiMsgIndex].messageContent.startsWith("加载中")) {
|
||
// 保留已显示内容
|
||
} else {
|
||
chatMsgList.value[aiMsgIndex].messageContent = "请求已停止";
|
||
}
|
||
}
|
||
|
||
// 清理 pending
|
||
if (currentSessionMessageId) {
|
||
if (pendingTimeouts.has(currentSessionMessageId)) {
|
||
clearTimeout(pendingTimeouts.get(currentSessionMessageId));
|
||
pendingTimeouts.delete(currentSessionMessageId);
|
||
}
|
||
pendingMap.delete(currentSessionMessageId);
|
||
}
|
||
|
||
// 重置会话状态
|
||
isSessionActive.value = false;
|
||
setTimeoutScrollToBottom();
|
||
};
|
||
|
||
// 组件销毁时清理资源
|
||
onUnmounted(() => {
|
||
console.log("组件销毁");
|
||
resetConfig();
|
||
});
|
||
|
||
const resetConfig = () => {
|
||
// 清理WebSocket连接
|
||
if (webSocketManager) {
|
||
webSocketManager.destroy();
|
||
webSocketManager = null;
|
||
}
|
||
|
||
// 重置消息状态
|
||
resetMessageState();
|
||
isSessionActive.value = false;
|
||
|
||
// 清理 pendingMap / pendingTimeouts
|
||
try {
|
||
for (const t of pendingTimeouts.values()) {
|
||
clearTimeout(t);
|
||
}
|
||
} catch (e) {
|
||
// ignore
|
||
}
|
||
pendingTimeouts.clear();
|
||
pendingMap.clear();
|
||
};
|
||
|
||
|
||
</script>
|