<template>
	<div>
		<div class="head-search flexcenter" v-if="issearch" @click="searchClick()">
			<img class="head-search-icon" src="@/assets/img/headerNav/search.png" />
			<span>搜索</span>
		</div>

		<!-- 搜索弹窗 -->
		<div class="search-window" :class="{ 'searchShow': searchWinShow == true }">
			<!-- 搜索框 -->
			<div class="search-input flexacenter">
				<div class="form flexacenter">
					<img class="search-icon" src="@/assets/img/headerNav/search.png">
					<input class="flex1" ref="searchInput" v-model="searchText" type="text" placeholder="请输入搜索关键词" />
					<img v-if="searchText" @click.stop="clearText()" class="clear-text" src="@/assets/img/icon/clear.png">
				</div>

				<div class="search-close" @click="searchClose()">取消</div>
			</div>
			<!-- 历史搜索 -->
			<div class="search-content flexcolumn">
				<div class="search-text">历史搜索</div>
				<div class="search-label">
					<span>香港大学</span>
					<span>香港大学</span>
					<span>香港大学</span>
				</div>
			</div>
			<!-- 热门搜索 -->
			<div class="search-content">
				<div class="search-text">热门搜索</div>
				<div class="search-label">
					<span v-for="(item, index) in hotSearchkeywords" :key="index" @click="toSearchResult(item)">{{ item }}</span>
				</div>
			</div>
		</div>
	</div>
</template>

<script>
export default {
	name: "SearchBox",
	data() {
		return {
			searchWinShow: false,//显示搜索弹窗
			searchText: '',
			showClear: false, //显示清除按钮
		}
	},
	props: ["issearch", "hotSearchkeywords"],

	methods: {
		collapseClick() {
			if (this.collapseShow == true) this.collapseShow = false;
			else this.collapseShow = true;
		},
		// 点击显示搜索弹窗
		searchClick() {
			this.searchWinShow = true
			this.$nextTick(() => {
				this.$refs.searchInput.focus();
			})
		},
		// 点击隐藏搜索弹窗
		searchClose() {
			this.searchWinShow = false
		},
		// 搜索键盘、搜索
		search(categoryId) {
			this.$refs.searchInput.blur();
		},
		// 清空文本框
		clearText() {
			this.searchText = ""
		},

		// 跳转搜索结果
		toSearchResult(kw){
			this.$router.push(`/searchResult?kw=${kw}`)
		},
	},
	mounted() {
		if (this.searchText.length > 0) this.showClear = true
		else this.showClear = false

	}
}
</script>

<style lang="scss" scoped>
.head-search {
	width: 2.4rem;
	height: .8rem;
	border-radius: 2.56rem;
	background-color: rgba(235, 235, 235, 1);
	color: #AAAAAA;
	font-size: .3467rem;

	.head-search-icon {
		width: .4rem;
		height: .4rem;
		margin-right: .14rem;
	}

	margin-right: .4rem;
}



// 搜索弹窗
.search-window {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	min-height: 100vh;
	background-color: #f6f6f6;
	z-index: 9;

	&.searchShow {
		display: block;
	}

	.search-input {
		padding: 0.27rem 0.32rem 0.27rem;
		justify-content: space-between;

		.search-icon {
			width: .4rem;
			height: .4rem;
		}

		.form {
			width: 90%;
			background-color: #ebebeb;
			height: 1.12rem;
			line-height: 1.12rem;
			border-radius: 0.56rem;
			padding-left: .4rem;

		}

		input {
			font-size: 0.36rem;
			border: none;
			outline: 0;
			color: #000;
			padding-left: .34rem;
			height: 1.12rem;
			background: transparent;

		}

		.clear-text {
			width: 0.4rem;
			height: 0.4rem;
			padding: .48rem;
		}

		.search-close {
			width: 10%;
			font-size: 0.36rem;
			text-align: right;
		}
	}

	.search-content {
		padding: 0.27rem 0.32rem 0.27rem;
		margin-top: 0.2rem;

		.search-text {
			color: #7F7F7F;
			font-size: 0.32rem;
			margin-bottom: .32rem;
		}

		.search-label {
			display: flex;
			flex-direction: row;
			flex-wrap: wrap;

			span {
				padding: 0 0.2rem;
				height: 0.96rem;
				line-height: 0.96rem;
				background-color: #fff;
				border-radius: 0.16rem;
				color: #333;
				text-align: center;
				font-size: 0.36rem;
				margin-right: .2rem;
				margin-bottom: .24rem;
			}
		}
	}

}
</style>