445 lines
9.9 KiB
Vue
445 lines
9.9 KiB
Vue
<template>
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<view class="qa-page">
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<!-- 顶部导航（参考示例：左侧菜单，标题，新对话，右侧加号） -->
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<view class="qa-header" :style="{ paddingTop: statusBarHeight + 'px' }">
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<view class="qa-header-bar">
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<view class="qa-header-left" @click="goBack">
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<view class="qa-header-menu-line"></view>
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<view class="qa-header-menu-line qa-header-menu-line-short"></view>
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</view>
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<text class="qa-header-title">新对话</text>
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<view class="qa-header-right">
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<text class="qa-header-plus">＋</text>
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</view>
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</view>
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</view>
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<!-- 中间主体区域：图标 + 提示文案 -->
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<view class="qa-main" v-if="chatMessages.length === 0">
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<view class="qa-main-icon-wrapper">
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<text class="qa-main-icon">Q</text>
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</view>
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<text class="qa-main-text" selectable="true">今天有什么可以帮到你？</text>
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</view>
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<!-- 对话内容 -->
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<scroll-view v-else class="qa-chat" scroll-y="true">
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<view class="qa-chat-inner">
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<view
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v-for="(m, i) in chatMessages"
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:key="i"
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class="qa-msg"
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:class="m.role === 'user' ? 'qa-msg--user' : 'qa-msg--ai'"
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>
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<view class="qa-msg-actions" :class="m.role === 'ai' ? 'qa-msg-actions--left' : 'qa-msg-actions--right'">
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<view class="qa-copy-btn" @click.stop="copyText(m.text)">
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<text class="qa-copy-btn-icon">⧉</text>
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</view>
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</view>
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<text class="qa-msg-text" selectable="true">{{ m.text }}</text>
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</view>
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</view>
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</scroll-view>
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<!-- 底部输入区域 -->
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<view class="qa-input-wrapper" :style="{ paddingBottom: safeBottom + 'px' }">
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<view class="qa-input-row">
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<view class="qa-input-box">
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<textarea
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class="qa-textarea"
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v-model="message"
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placeholder="发送消息或按住说话"
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placeholder-class="qa-input-placeholder"
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:auto-height="true"
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:maxlength="-1"
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></textarea>
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</view>
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<view class="qa-input-send" @click="onSend">
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<uni-icons type="top" size="18" color="#fff"></uni-icons>
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</view>
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</view>
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<view class="qa-input-actions">
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<view class="qa-chip" @click="goBack">
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<uni-icons type="left" size="18" color="#666"></uni-icons>
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</view>
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</view>
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</view>
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</view>
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</template>
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<script>
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import { post } from '@/common/request.js'
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import { getApiUrl } from '@/common/config.js'
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function getSystemInfo() {
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try {
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const info = uni.getSystemInfoSync();
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return {
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statusBarHeight: info.statusBarHeight || 20,
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safeAreaInsets: info.safeAreaInsets || { bottom: 0 }
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};
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} catch (e) {
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return {
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statusBarHeight: 20,
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safeAreaInsets: { bottom: 0 }
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};
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}
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}
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export default {
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data() {
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const systemInfo = getSystemInfo();
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return {
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statusBarHeight: systemInfo.statusBarHeight,
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safeBottom: systemInfo.safeAreaInsets.bottom || 0,
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message: '',
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sending: false,
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chatMessages: [],
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sessionParentId: ''
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};
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},
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methods: {
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goBack() {
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uni.navigateBack();
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},
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copyText(text) {
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const content = (text || '').toString();
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if (!content.trim()) return;
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uni.setClipboardData({
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data: content,
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success: () => {
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uni.showToast({ title: '已复制', icon: 'success' });
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},
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fail: () => {
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uni.showToast({ title: '复制失败', icon: 'none' });
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}
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});
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},
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normalizeText(value) {
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if (value === undefined || value === null) return '';
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if (typeof value === 'string') {
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// 兼容后端把换行转义成 \\n 的情况
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return value.replace(/\\n/g, '\n');
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}
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try {
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return JSON.stringify(value, null, 2);
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} catch (e) {
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return String(value);
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}
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},
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onSend() {
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const text = (this.message || '').trim();
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if (!text) {
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uni.showToast({ title: '请输入消息', icon: 'none' });
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return;
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}
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if (this.sending) return;
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this.sending = true;
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// 角色消息先入栈，减少等待感
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const userMsg = { role: 'user', text };
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this.chatMessages.push(userMsg);
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this.message = '';
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uni.showLoading({ title: '生成中...', mask: true });
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// 该页面对应“通用问答”
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const questionType = 'general_qa';
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const url = getApiUrl('/api/aiQaItem/askAI');
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const payload = {
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questionType,
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questionContent: text
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};
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// parentId：第一次请求不传；后端返回后再带上
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if (this.sessionParentId) {
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payload.parentId = this.sessionParentId;
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}
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post(url, payload)
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.then((res) => {
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uni.hideLoading();
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const body = res && res.data ? res.data : null;
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const success = body && body.success === true;
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if (!success) {
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const msg = body?.message || '请求失败';
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this.chatMessages.push({ role: 'ai', text: msg });
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return;
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}
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const aiData = body.data || {};
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// 若后端返回 parentId，则保存并用于后续请求
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const returnedParentId = aiData.parentId;
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if (returnedParentId !== undefined && returnedParentId !== null && String(returnedParentId).trim()) {
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this.sessionParentId = String(returnedParentId).trim();
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}
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// 兼容不同字段名：优先取常见答案字段，否则兜底 JSON
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const rawAnswer =
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aiData.answer ??
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aiData.content ??
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aiData.response ??
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aiData.result ??
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aiData.message ??
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aiData;
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this.chatMessages.push({ role: 'ai', text: this.normalizeText(rawAnswer) });
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})
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.catch((err) => {
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uni.hideLoading();
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console.error('[general_qa] askAI error:', err);
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this.chatMessages.push({ role: 'ai', text: err?.errMsg || '调用失败，请重试' });
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})
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.finally(() => {
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this.sending = false;
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});
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}
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}
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};
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</script>
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<style scoped>
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.qa-page {
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flex: 1;
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min-height: 100vh;
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background-color: #F5F5F5;
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display: flex;
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flex-direction: column;
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}
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.qa-header {
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background-color: #FFFFFF;
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border-bottom: 1rpx solid #EDEDED;
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}
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.qa-header-bar {
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height: 88rpx;
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padding: 0 32rpx;
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display: flex;
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align-items: center;
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justify-content: space-between;
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}
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.qa-header-left {
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width: 60rpx;
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height: 60rpx;
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justify-content: center;
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align-items: flex-start;
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display: flex;
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flex-direction: column;
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}
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.qa-header-menu-line {
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width: 26rpx;
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height: 4rpx;
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border-radius: 4rpx;
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background-color: #333333;
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margin-bottom: 6rpx;
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}
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.qa-header-menu-line-short {
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width: 16rpx;
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}
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.qa-header-title {
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flex: 1;
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text-align: center;
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font-size: 30rpx;
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font-weight: 500;
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color: #333333;
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}
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.qa-header-right {
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width: 60rpx;
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height: 60rpx;
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align-items: center;
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justify-content: center;
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display: flex;
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}
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.qa-header-plus {
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font-size: 38rpx;
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color: #333333;
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}
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.qa-main {
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flex: 1;
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align-items: center;
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justify-content: center;
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display: flex;
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flex-direction: column;
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padding-bottom: 200rpx; /* 给底部固定输入框留空间 */
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}
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.qa-main-icon-wrapper {
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width: 120rpx;
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height: 120rpx;
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border-radius: 60rpx;
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background-color: #FFFFFF;
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align-items: center;
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justify-content: center;
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display: flex;
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margin-bottom: 32rpx;
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box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);
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}
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.qa-main-icon {
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font-size: 60rpx;
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color: #2A68FF;
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}
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.qa-main-text {
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font-size: 30rpx;
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color: #333333;
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}
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.qa-chat {
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flex: 1;
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width: 100%;
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padding-bottom: 200rpx; /* 给底部固定输入框留空间 */
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}
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.qa-chat-inner {
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padding: 24rpx 24rpx 12rpx;
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}
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.qa-msg {
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margin-bottom: 20rpx;
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max-width: 88%;
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position: relative;
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}
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.qa-msg-actions {
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position: absolute;
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top: 8rpx;
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z-index: 2;
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}
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.qa-msg-actions--left {
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left: 8rpx;
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}
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.qa-msg-actions--right {
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right: 8rpx;
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}
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.qa-copy-btn {
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width: 44rpx;
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height: 44rpx;
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border-radius: 22rpx;
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background-color: #F4F6FA;
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border: 1rpx solid #E5EAF3;
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display: flex;
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align-items: center;
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justify-content: center;
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}
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.qa-copy-btn-icon {
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font-size: 22rpx;
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color: #8a8a8a;
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line-height: 1;
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}
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.qa-msg--user {
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margin-left: auto;
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background-color: #EAF2FF;
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border: 1rpx solid #D7E6FF;
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}
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.qa-msg--ai {
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margin-right: auto;
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background-color: #FFFFFF;
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border: 1rpx solid #F0F0F0;
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}
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.qa-msg--user,
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.qa-msg--ai {
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padding: 18rpx 20rpx;
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border-radius: 16rpx;
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}
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.qa-msg-text {
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font-size: 26rpx;
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color: #333333;
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line-height: 1.6;
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word-break: break-word;
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user-select: text;
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}
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.qa-input-wrapper {
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position: fixed;
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left: 0;
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right: 0;
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bottom: 0;
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z-index: 1000;
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padding: 12rpx 20rpx 12rpx;
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background-color: #FFFFFF;
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box-shadow: 0 -4rpx 12rpx rgba(0, 0, 0, 0.04);
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box-sizing: border-box;
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}
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.qa-input-row {
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flex-direction: row;
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display: flex;
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align-items: center;
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}
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.qa-input-box {
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flex: 1;
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min-height: 80rpx;
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border-radius: 40rpx;
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background-color: #F5F5F5;
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padding: 0 32rpx;
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display: flex;
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align-items: center;
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}
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.qa-textarea {
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width: 100%;
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min-height: 88rpx; /* 默认两行：2*44rpx */
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max-height: 176rpx; /* 最大四行：4*44rpx */
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line-height: 44rpx;
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font-size: 26rpx;
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color: #333333;
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padding: 18rpx 0;
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box-sizing: border-box;
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overflow-y: auto;
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}
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.qa-input-placeholder {
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font-size: 26rpx;
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color: #999999;
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}
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.qa-input-send {
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width: 80rpx;
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height: 80rpx;
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border-radius: 40rpx;
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margin-left: 16rpx;
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background-color: #2A68FF;
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align-items: center;
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justify-content: center;
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display: flex;
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}
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.qa-input-actions {
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margin-top: 12rpx;
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flex-direction: row;
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display: flex;
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}
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.qa-chip {
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padding: 8rpx 20rpx;
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border-radius: 999rpx;
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background-color: #F5F5F5;
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margin-right: 16rpx;
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display: flex;
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align-items: center;
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justify-content: center;
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}
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</style>
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