<template>
	<div class="sidebar">
		<div class="sidebar-header">
			<div class="brand-dot"></div>
			<div class="user-info">
				<div class="ai-avatar">
					<span class="ai-icon">AI</span>
				</div>
				<div class="user-details">
					<div class="user-name">AI 助手</div>
					<div class="user-status"><span class="status-dot"></span>在线</div>
				</div>
			</div>
			<el-button class="new-chat-btn" @click="handleNewChat">
				<el-icon><Plus /></el-icon>
				新增对话
			</el-button>
		</div>

		<div class="sidebar-menu">
			<div v-for="item in menuItems" :key="item.key" class="menu-item" :class="{ active: activeMenu === item.key }" @click="handleMenuClick(item)">
				<el-icon :size="18" class="menu-icon">
					<component :is="item.icon" />
				</el-icon>
				<span class="menu-label">{{ item.label }}</span>
				<el-badge v-if="item.badge" :value="item.badge" class="menu-badge" />
			</div>
		</div>

		<div v-if="historyList.length" class="history-section">
			<div class="history-title">历史对话</div>
			<div class="history-list">
				<div
					v-for="item in historyList"
					:key="item.id"
					class="history-item"
					:class="{ active: activeHistoryId === item.id }"
					@click="handleSelectHistory(item.id)"
				>
					<div class="history-main">
						<div class="history-name">{{ item.title }}</div>
						<div class="history-time">{{ item.time }}</div>
					</div>
					<el-button text class="delete-btn" @click.stop="handleDeleteHistory(item.id)">
						<el-icon><Delete /></el-icon>
					</el-button>
				</div>
			</div>
		</div>

		<div class="sidebar-footer">
			<el-button text class="footer-btn" @click="handleSettings">
				<el-icon><Setting /></el-icon>
				设置
			</el-button>
		</div>
	</div>
</template>

<script setup lang="ts">
import { Document, Folder, ChatDotRound, MagicStick, Cpu, VideoPlay, Setting, Plus, Delete } from '@element-plus/icons-vue';
import { useRouter } from 'vue-router';

interface MenuItem {
	key: string;
	label: string;
	icon: any;
	badge?: number;
	route?: string;
}

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

interface Props {
	activeMenu: string;
	activeHistoryId: number;
	historyList: HistoryItem[];
}

interface Emits {
	(e: 'menu-change', key: string): void;
	(e: 'new-chat'): void;
	(e: 'select-history', id: number): void;
	(e: 'delete-history', id: number): void;
}

defineProps<Props>();
const emit = defineEmits<Emits>();
const router = useRouter();

const menuItems: MenuItem[] = [
	{ key: 'chat', label: '对话', icon: ChatDotRound },
	{ key: 'models', label: '模型管理', icon: Cpu, route: '/settings/modelConfig/modelModule' },
	{ key: 'creation', label: '内容创作', icon: VideoPlay, route: '/settings/creation' },
];

const handleMenuClick = (item: MenuItem) => {
	if (item.route) {
		router.push(item.route);
	} else {
		emit('menu-change', item.key);
	}
};

const handleNewChat = () => {
	emit('new-chat');
};

const handleSettings = () => {
	router.push('/personal');
};

const handleSelectHistory = (id: number) => {
	emit('select-history', id);
};

const handleDeleteHistory = (id: number) => {
	emit('delete-history', id);
};
</script>

<style scoped lang="scss">
.sidebar {
	width: 252px;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(249, 251, 255, 0.92) 100%);
	border-right: 1px solid #e7edf7;
	display: flex;
	flex-direction: column;
	height: 100%;
	box-shadow: 8px 0 30px rgba(15, 23, 42, 0.06);
	backdrop-filter: blur(10px);
}

.sidebar-header {
	padding: 18px 16px 14px;
	border-bottom: 1px solid #e9eef7;
	position: relative;
}

.new-chat-btn {
	margin-top: 12px;
	width: 100%;
	height: 40px;
	border-radius: 12px;
	border: 1px solid rgba(59, 130, 246, 0.28);
	background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
	color: #ffffff;
	font-weight: 600;
	letter-spacing: 0.2px;
	box-shadow: 0 4px 12px rgba(37, 99, 235, 0.26);
	transition: all 0.2s ease;

	&:hover {
		transform: translateY(-1px);
		color: #ffffff;
		border-color: rgba(59, 130, 246, 0.4);
		background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
		box-shadow: 0 6px 16px rgba(37, 99, 235, 0.32);
	}
}

.brand-dot {
	position: absolute;
	right: 16px;
	top: 18px;
	width: 8px;
	height: 8px;
	border-radius: 999px;
	background: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
	box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.14);
}

.user-info {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 10px 10px 8px;
	border-radius: 16px;
	background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(147, 197, 253, 0.04) 100%);
	border: 1px solid rgba(59, 130, 246, 0.18);
	box-shadow: 0 4px 12px rgba(59, 130, 246, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.ai-avatar {
	width: 42px;
	height: 42px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #1d4ed8 100%);
	box-shadow:
		inset 0 2px 8px rgba(255, 255, 255, 0.35),
		0 4px 12px rgba(37, 99, 235, 0.28);
	flex-shrink: 0;
}

.ai-icon {
	color: #fff;
	font-size: 14px;
	font-weight: 700;
	letter-spacing: 1px;
}

.user-details {
	flex: 1;
}

.user-name {
	font-size: 15px;
	font-weight: 700;
	color: #111827;
	margin-bottom: 4px;
	letter-spacing: 0.2px;
}

.user-status {
	font-size: 12px;
	color: #10b981;
	font-weight: 500;
	display: flex;
	align-items: center;
	gap: 4px;
}

.status-dot {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: #10b981;
	box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
	animation: pulse 2s infinite;
}

@keyframes pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.5; }
}

.sidebar-menu {
	flex-shrink: 0;
	padding: 12px 10px 0;
}

.menu-item {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 11px 12px;
	margin-bottom: 6px;
	border-radius: 11px;
	cursor: pointer;
	transition: all 0.22s ease;
	color: #64748b;
	position: relative;
	border: 1px solid transparent;

	&:hover {
		background: #f3f7ff;
		color: #1f2937;
		border-color: #e3ecfb;
	}

	&.active {
		background: linear-gradient(135deg, rgba(59, 130, 246, 0.16) 0%, rgba(37, 99, 235, 0.12) 100%);
		color: #1f4db8;
		font-weight: 600;
		border-color: rgba(59, 130, 246, 0.2);
		box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.55);

		&::before {
			content: '';
			position: absolute;
			left: -2px;
			top: 50%;
			transform: translateY(-50%);
			width: 3px;
			height: 18px;
			background: linear-gradient(180deg, #60a5fa 0%, #2563eb 100%);
			border-radius: 0 4px 4px 0;
		}
	}
}

.menu-icon {
	opacity: 0.92;
}

.menu-label {
	flex: 1;
	font-size: 13px;
}

.menu-badge {
	:deep(.el-badge__content) {
		background: #ef4444;
		border: none;
		box-shadow: 0 2px 6px rgba(239, 68, 68, 0.25);
	}
}

.history-section {
	flex: 1;
	display: flex;
	flex-direction: column;
	margin-top: 8px;
	border-top: 1px solid rgba(233, 238, 247, 0.8);
	min-height: 0;
	background: linear-gradient(180deg, rgba(249, 251, 255, 0.5) 0%, rgba(249, 251, 255, 0.9) 100%);
}

.history-title {
	padding: 12px 12px 8px;
	font-size: 11px;
	font-weight: 600;
	color: #64748b;
	text-transform: uppercase;
	letter-spacing: 0.8px;
}

.history-list {
	flex: 1;
	padding: 0 8px 10px;
	overflow-y: auto;
	scrollbar-width: none;
	-ms-overflow-style: none;

	&::-webkit-scrollbar {
		display: none;
	}
}

.history-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding: 10px 10px;
	margin-bottom: 6px;
	border-radius: 10px;
	border: 1px solid transparent;
	cursor: pointer;
	transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
	background: rgba(255, 255, 255, 0.6);

	&:hover {
		border-color: #bfdbfe;
		background: linear-gradient(135deg, rgba(239, 246, 255, 0.9) 0%, rgba(219, 234, 254, 0.7) 100%);
		transform: translateX(2px);
	}

	&.active {
		border-color: #3b82f6;
		background: linear-gradient(135deg, rgba(59, 130, 246, 0.12) 0%, rgba(59, 130, 246, 0.04) 100%);
		box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
	}

	.delete-btn {
		opacity: 0;
		color: #94a3b8;
		transition: all 0.2s ease;
		padding: 4px;

		&:hover {
			color: #ef4444;
			background: rgba(239, 68, 68, 0.1);
			border-radius: 4px;
		}
	}

	&:hover .delete-btn {
		opacity: 1;
	}
}

.history-main {
	min-width: 0;
	flex: 1;
}

.history-name {
	font-size: 12px;
	font-weight: 500;
	color: #1e293b;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	margin-bottom: 2px;
}

.history-time {
	font-size: 11px;
	color: #94a3b8;
}

.sidebar-footer {
	flex-shrink: 0;
	padding: 10px;
	border-top: 1px solid #e9eef7;
}

.footer-btn {
	width: 100%;
	justify-content: flex-start;
	gap: 8px;
	color: #64748b;
	font-size: 13px;
	border-radius: 10px;
	padding: 10px 12px;

	&:hover {
		background: #f4f7fd;
		color: #1f2937;
	}
}
</style>
