<template>
	<div class="left-nav" :class="{ collapse: isCollapse }">
		<div class="top">
			<img class="logo-img" src="@/assets/images/logo.png" alt="FiDA" v-show="!isCollapse" />
			<span class="logo-text" v-show="!isCollapse">FiDA</span>
			<div class="close" @click="onCollapse">
				<svg-icon name="shouqi" size="24" />
			</div>
		</div>
		<button class="create-btn">
			<span class="icon"><svg-icon name="add" size="16" /></span>
			<span v-show="!isCollapse" class="text">New Project</span>
		</button>
		<div class="menu-item" @click="onHome">
			<span class="icon"><svg-icon name="home" size="24" /></span>
			<span class="title" v-show="!isCollapse">Home</span>
		</div>
		<div class="menu-item" @click="onHistory" :class="{ active: showHistory }">
			<span class="icon"><svg-icon name="history" size="24" /></span>
			<span class="title" v-show="!isCollapse">History</span>
			<span class="icon jiantou" v-show="!isCollapse"
				><svg-icon name="arrow-right" size="14" />
			</span>
		</div>
		<div class="history-list" v-show="!isCollapse && showHistory">
			<div v-for="item in historyList" :key="item.name" class="history-item">
				<div v-if="item.title" class="title">{{ item.name }}</div>
				<div v-else class="box">
					<span>{{ item.name }}</span>
					<el-popover placement="right" trigger="click">
						<template #reference>
							<span class="icon"><svg-icon name="more" size="16" /></span>
						</template>
						<div class="button-box">
							<div class="rename-btn">Rename</div>
							<div class="delete-btn">Delete</div>
						</div>
					</el-popover>
				</div>
			</div>
		</div>
	</div>
</template>

<script setup lang="ts">
	import { computed, ref } from 'vue'
	import { useRoute, useRouter } from 'vue-router'
	const route = useRoute()
	const router = useRouter()
	import { useGlobalStore } from '@/stores'
	const globalStore = useGlobalStore()
	const isCollapse = computed(() => globalStore.state.homeLeftNavCollapse)
	const onCollapse = () => {
		globalStore.setHomeLeftNavCollapse(!isCollapse.value)
	}
	const showHistory = ref(true)
	const historyList = ref([
		{
			title: true,
			name: 'Today'
		},
		{
			name: 'Conversation Item 1'
		},
		{
			name: 'Conversation Item 2'
		},
		{
			title: true,
			name: 'Yesterday'
		},
		{
			name: 'Conversation Item 3'
		},
		{
			title: true,
			name: 'Earlier Chat'
		},
		{
			name: 'Conversation Item 4'
		},
		{
			name: 'Conversation Item 5'
		}
	])
	const onHome = () => {
		console.log('onHome')
	}
	const onHistory = () => {
		showHistory.value = !showHistory.value
	}
</script>

<style lang="less" scoped>
	.left-nav {
		width: var(--left-nav-collapse-width, 30rem);
		height: 100%;
		background-color: #fff;
		overflow: hidden;
		display: flex;
		flex-direction: column;
		&,
		& * {
			transition: width 0.2s ease-in-out;
		}
		&.collapse {
			--left-nav-collapse-width: 9.4rem;
			--collapse-top-padding: 4.6rem 0 0 0;
			--collapse-create-btn-width: 5.1rem;
			--collapse-menu-item-width: 50%;
		}
		> .top {
			display: flex;
			align-items: center;
			justify-content: center;
			padding: var(--collapse-top-padding, 2.6rem 1.6rem 0 3.6rem);
			> .logo-img {
				width: 3.4rem;
				height: auto;
				margin-right: 1rem;
			}
			> .logo-text {
				font-family: Mazzard;
				font-weight: 600;
				font-size: 3rem;
				margin-right: auto;
			}
		}
		> .create-btn {
			margin: 4.5rem auto 2.5rem;
			width: var(--collapse-create-btn-width, 23rem);
			height: 5.1rem;
			border-radius: 5rem;
			display: flex;
			align-items: center;
			justify-content: center;
			color: #fff;
			background-color: rgba(255, 122, 81, 1);
			border: none;
			outline: none;
			&:active {
				background-color: rgba(255, 122, 81, 0.8);
			}

			> .text {
				font-weight: 500;
				font-size: 1.8rem;
				margin-left: 1rem;
			}
		}
		> .menu-item {
			width: var(--collapse-menu-item-width, 23rem);
			margin: 2.5rem auto 0;
			display: flex;
			align-items: center;
			justify-content: center;
			cursor: pointer;
			border-radius: 8px;
			padding: 0.9rem 0.8rem;
			&:hover {
				background-color: rgba(0, 0, 0, 0.06);
			}
			> .title {
				flex: 1;
				font-weight: 500;
				font-size: 2rem;
				margin: 0 1.6rem;
			}
			> .icon {
				transition: transform 0.2s ease-in-out;
			}
			&.active > .jiantou {
				transform: rotate(90deg);
			}
		}
		> .history-list {
			flex: 1;
			overflow-y: auto;
			width: 23.2rem;
			margin: 1rem auto 0;
			> .history-item {
				width: 100%;
				height: 4rem;
				margin-bottom: 0.4rem;
				> div {
					width: 100%;
					height: 100%;
					display: flex;
					justify-content: space-between;
					align-items: center;
					padding: 0 0.8rem;
				}
				> .title {
					font-weight: 600;
					font-size: 1.6rem;
				}
				> .box {
					border-radius: 0.8rem;
					cursor: pointer;
					&.active,
					&:hover {
						background-color: rgba(0, 0, 0, 0.06);
					}
					> .label {
						flex: 1;
						font-weight: 400;
						font-size: 1.6rem;
						text-overflow: ellipsis;
						white-space: nowrap;
						overflow: hidden;
					}
				}
			}
		}
	}
</style>
