admin-ui/src/views/home/index.vue

<template>
	<div class="home-chat-container">
		<Sidebar
			:active-menu="activeMenu"
			:active-history-id="activeHistoryId"
			:history-list="historyList"
			:tree-nodes="treeNodes"
			:tree-loading="treeLoading"
			@menu-change="handleMenuChange"
			@new-chat="handleCreateHistory"
			@select-history="handleSelectHistory"
			@delete-history="handleDeleteHistory"
			@preview-node="previewNode"
			@download-node="downloadNode"
		/>
		<div class="main-wrapper">
			<MainContent :active-menu="activeMenu" />
			<InputBar @send="handleSend" />
		</div>

		<!-- 预览弹窗 -->
		<el-dialog v-model="previewDialogVisible" title="预览" width="95%" top="2vh" :close-on-click-modal="false" destroy-on-close>
			<div class="preview-container">
				<el-image v-if="previewUrl && previewMode === 'image'" :src="previewUrl" fit="contain" style="width: 100%; height: 100%" />
				<video
					v-else-if="previewUrl && previewMode === 'video'"
					:src="previewUrl"
					controls
					style="width: 100%; height: 100%; background: #000"
				></video>
				<audio v-else-if="previewUrl && previewMode === 'audio'" :src="previewUrl" controls style="width: 100%"></audio>
				<iframe v-else-if="previewUrl" :src="previewUrl" class="preview-iframe" frameborder="0"></iframe>
				<el-empty v-else description="无法加载预览内容" />
			</div>
		</el-dialog>
	</div>
</template>

<script setup lang="ts">
import { ref, onMounted } from 'vue';
import { ElMessage } from 'element-plus';
import Sidebar from './components/Sidebar.vue';
import MainContent from './components/MainContent.vue';
import InputBar from './components/InputBar.vue';
import type { ExecutionTreeItem } from '/@/api/settings/creation';
import { getExecutionList } from '/@/api/settings/creation';

interface HistoryItem {
	id: number;
	title: string;
	time: string;
}

interface TreeNode {
	id: string;
	label: string;
	nodeType: string;
	children?: TreeNode[];
	fileUrl?: string;
	workflowId?: number | string;
	fileType?: string;
	sessionId?: string;
}

const activeMenu = ref('chat');
const activeHistoryId = ref(1);
const treeLoading = ref(false);
const treeNodes = ref<TreeNode[]>([]);
const imgAddressPrefix = ref('');
const previewDialogVisible = ref(false);
const previewUrl = ref('');
const previewMode = ref<'iframe' | 'image' | 'video' | 'audio'>('iframe');

const historyList = ref<HistoryItem[]>([
	{ id: 1, title: '首页风格优化方案', time: '刚刚' },
	{ id: 2, title: '模型配置逻辑检查', time: '今天 11:20' },
	{ id: 3, title: '技能管理模块梳理', time: '昨天' },
	{ id: 4, title: '快捷回复产品设计', time: '2 天前' },
]);

const apiBaseUrl = (import.meta.env.VITE_API_URL || '').replace(/\/$/, '');

const joinUrl = (b: string, p: string) => `${b.replace(/\/$/, '')}${p.startsWith('/') ? p : `/${p}`}`;
const buildAssetUrl = (p?: string) =>
	!p
		? ''
		: /^https?:\/\//i.test(p)
			? p
			: /^https?:\/\//i.test(imgAddressPrefix.value || '')
				? joinUrl(imgAddressPrefix.value, p)
				: imgAddressPrefix.value
					? joinUrl(joinUrl(apiBaseUrl, imgAddressPrefix.value), p)
					: joinUrl(apiBaseUrl, p);

const buildTreeNodes = (tree: ExecutionTreeItem[]): TreeNode[] =>
	tree.map((d, di) => ({
		id: `date-${di}`,
		label: d.createDate,
		nodeType: 'date',
		children: (d.flows || []).map((f, fi) => ({
			id: `flow-${di}-${fi}`,
			label: f.flowName || '未命名工作流',
			nodeType: 'contentType',
			workflowId: f.Id,
			sessionId: f.sessionId,
			children: (f.items || []).map((item, ii) => ({
				id: `item-${di}-${fi}-${ii}`,
				label: item.label || `作品${ii + 1}`,
				nodeType: 'title',
				fileUrl: item.content,
				fileType: item.type,
				workflowId: f.Id,
				sessionId: f.sessionId,
			})),
		})),
	}));

// 模拟mock数据
const mockTreeData: ExecutionTreeItem[] = [
	{
		createDate: '今天',
		flows: [
			{
				Id: 1,
				flowName: '代码审查任务',
				sessionId: 'session-1',
				items: [
					{ label: '审查结果.md', content: 'https://placekitten.com/800/600', type: 'text/markdown', timestamp: '' },
					{ label: '流程图.png', content: 'https://placekitten.com/800/600', type: 'image/png', timestamp: '' },
				],
			},
			{
				Id: 2,
				flowName: '需求分析',
				sessionId: 'session-2',
				items: [{ label: '需求拆解.txt', content: '# 需求分析结果\n\n- 功能点一\n- 功能点二\n- 需要优化', type: 'text/plain', timestamp: '' }],
			},
		],
	},
	{
		createDate: '昨天',
		flows: [
			{
				Id: 3,
				flowName: '生成演示视频',
				sessionId: 'session-3',
				items: [{ label: '输出视频.mp4', content: 'https://www.w3schools.com/html/mov_bbb.mp4', type: 'video/mp4', timestamp: '' }],
			},
		],
	},
];

const getList = async () => {
	treeLoading.value = true;
	try {
		const res = await getExecutionList();
		imgAddressPrefix.value = res.data?.imgAddressPrefix || '';
		const data = res.data?.tree || [];
		// 如果后端没有数据，使用mock数据展示
		treeNodes.value = data.length > 0 ? buildTreeNodes(data) : buildTreeNodes(mockTreeData);
	} catch {
		// 出错时使用mock数据展示
		treeNodes.value = buildTreeNodes(mockTreeData);
		imgAddressPrefix.value = '';
	} finally {
		treeLoading.value = false;
	}
};

const getPreviewMode = (fileType?: string): 'image' | 'video' | 'audio' | 'iframe' => {
	if (!fileType) return 'iframe';
	const lower = fileType.toLowerCase();
	if (lower.includes('image') || lower.includes('jpg') || lower.includes('png') || lower.includes('gif')) {
		return 'image';
	}
	if (lower.includes('video') || lower.includes('mp4') || lower.includes('webm')) {
		return 'video';
	}
	if (lower.includes('audio') || lower.includes('mp3') || lower.includes('wav')) {
		return 'audio';
	}
	return 'iframe';
};

const previewNode = (data: TreeNode) => {
	if (!data.fileUrl) return;
	previewUrl.value = buildAssetUrl(data.fileUrl);
	previewMode.value = getPreviewMode(data.fileType);
	previewDialogVisible.value = true;
};

const downloadNode = (data: TreeNode) => {
	if (!data.fileUrl) return;
	const url = buildAssetUrl(data.fileUrl);
	const a = document.createElement('a');
	a.href = url;
	a.download = data.label;
	document.body.appendChild(a);
	a.click();
	document.body.removeChild(a);
};

const handleMenuChange = (menu: string) => {
	activeMenu.value = menu;
};

const handleSend = (_message: string) => {
	// 预留发送逻辑
};

const handleSelectHistory = (id: number) => {
	activeHistoryId.value = id;
	activeMenu.value = 'chat';
	ElMessage.success('已切换会话');
};

const handleCreateHistory = () => {
	const id = Date.now();
	historyList.value.unshift({
		id,
		title: `新会话 ${historyList.value.length + 1}`,
		time: '刚刚',
	});
	activeHistoryId.value = id;
	activeMenu.value = 'chat';
	ElMessage.success('已新建会话');
};

const handleDeleteHistory = (id: number) => {
	const idx = historyList.value.findIndex((item) => item.id === id);
	if (idx < 0) return;
	historyList.value.splice(idx, 1);
	if (activeHistoryId.value === id && historyList.value.length) {
		activeHistoryId.value = historyList.value[0].id;
	}
	ElMessage.success('已删除会话');
};

onMounted(() => {
	getList();
});
</script>

<style scoped lang="scss">
.home-chat-container {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	display: flex;
	overflow: hidden;
	background:
		radial-gradient(1200px 600px at 0% 0%, rgba(59, 130, 246, 0.18) 0%, rgba(59, 130, 246, 0) 45%),
		radial-gradient(1000px 500px at 100% 0%, rgba(139, 92, 246, 0.15) 0%, rgba(139, 92, 246, 0) 50%),
		radial-gradient(800px 400px at 0% 100%, rgba(236, 72, 153, 0.12) 0%, rgba(236, 72, 153, 0) 55%),
		radial-gradient(600px 300px at 100% 100%, rgba(16, 185, 129, 0.10) 0%, rgba(16, 185, 129, 0) 60%),
		linear-gradient(135deg, #f8fbff 0%, #e6f0ff 60%, #f0f4fa 100%);
}

.main-wrapper {
	flex: 1;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	min-width: 0;
	position: relative;

	&::before {
		content: '';
		position: absolute;
		inset: 0;
		pointer-events: none;
		background:
			linear-gradient(180deg, rgba(255, 255, 255, 0.35) 0%, rgba(255, 255, 255, 0) 32%),
			radial-gradient(900px 360px at 15% 115%, rgba(99, 102, 241, 0.06) 0%, rgba(99, 102, 241, 0) 70%);
	}
}

.preview-container {
	max-height: 85vh;
	overflow: auto;
}

.preview-iframe {
	width: 100%;
	min-height: 60vh;
}
</style>