297 lines
7.2 KiB
Vue
297 lines
7.2 KiB
Vue
<script setup lang="ts">
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import { Icon } from '@iconify/vue'
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// 导入防抖函数
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import { debounce } from '@/utils/debounce'
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import { ref, computed, onBeforeMount } from 'vue'
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// 导入用户 store
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import { useKUNGalgameHomeStore } from '@/store/modules/home'
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import { storeToRefs } from 'pinia'
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// 导入设置面板 store
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import { useKUNGalgameSettingsStore } from '@/store/modules/settings'
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// 使用设置面板的 store
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const { showKUNGalgameLanguage } = storeToRefs(useKUNGalgameSettingsStore())
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const { keywords, searchHistory, category } = storeToRefs(
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useKUNGalgameHomeStore()
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)
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// 输入框的值
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const inputValue = ref('')
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// 是否显示搜索历史
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const isShowSearchHistory = ref(false)
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// 输入框被激活之后的样式
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const inputActiveClass = ref({})
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// 定义 props，这里的作用是告诉输入框在哪个分类中搜索话题
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const props = defineProps(['category'])
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// 初始化搜索框内容，不然刷新页面 input 内依然有内容
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// 将搜索的话题类别赋值，因为搜索框会在三个页面渲染，对应三个分类
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onBeforeMount(() => {
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keywords.value = ''
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category.value = props.category
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})
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// 定义防抖处理函数
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const debouncedSearch = debounce((inputValue: string) => {
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keywords.value = inputValue
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}, 300) // 300 毫秒的防抖延迟
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// 当搜索框 focus 时
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const handleInputFocus = () => {
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if (searchHistory.value.length !== 0) {
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isShowSearchHistory.value = true
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}
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inputActiveClass.value = {
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backgroundColor: 'var(--kungalgame-white)',
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}
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}
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// 当搜索框 blur 时
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const handleInputBlur = () => {
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// 延迟一段时间隐藏搜索历史，以便点击搜索历史时可以触发填充事件
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setTimeout(() => {
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isShowSearchHistory.value = false
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inputActiveClass.value = {}
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}, 100)
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}
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// 搜索函数逻辑
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const search = () => {
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debouncedSearch(inputValue.value)
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if (!searchHistory.value.includes(inputValue.value)) {
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// 仅当数组中没有相同元素时才将元素推入数组
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searchHistory.value.push(inputValue.value)
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}
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}
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// 用户点击 enter 时
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const handleClickEnter = (event: KeyboardEvent) => {
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event.preventDefault()
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search()
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}
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// 点击搜索按钮搜索逻辑
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const handleClickSearch = () => {
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if (inputValue.value.trim()) {
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search()
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}
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}
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// 点击历史记录
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const handleClickHistory = (index: number) => {
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inputValue.value = searchHistory.value[index]
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}
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// 清空历史记录
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const clearSearchHistory = () => {
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searchHistory.value = []
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}
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// 删除历史记录
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const handleDeleteHistory = (historyIndex: number) => {
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searchHistory.value.splice(historyIndex, 1)
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}
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</script>
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<template>
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<!-- 交互区搜索框 -->
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<div class="container">
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<!-- 搜索框表单 -->
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<form class="search-form">
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<!-- 搜索框内容 -->
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<div class="content">
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<!-- 框体 -->
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<input
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v-model="inputValue"
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type="search"
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class="input"
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:style="inputActiveClass"
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:placeholder="`${$tm('mainPage.header.search')}`"
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@focus="handleInputFocus"
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@blur="handleInputBlur"
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@input="debouncedSearch(inputValue)"
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@keydown.enter="handleClickEnter"
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/>
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</div>
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<!-- 搜索框图标 -->
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<div class="search-btn" @click="handleClickSearch">
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<Icon icon="line-md:search" />
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</div>
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</form>
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<!-- 搜索历史容器 -->
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<div v-if="isShowSearchHistory" class="history">
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<!-- 搜索历史标题 -->
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<div class="title">
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<span>{{ $tm('mainPage.header.history') }}</span>
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<span @click="clearSearchHistory">
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{{ $tm('mainPage.header.clear') }}
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</span>
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</div>
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<!-- 搜索历史 -->
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<div class="history-container">
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<div
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class="single-history"
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v-for="(history, index) in searchHistory"
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:key="index"
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@click="handleClickHistory(index)"
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>
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<span>{{ history }} </span>
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<span @click="handleDeleteHistory(index)"
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><Icon class="delete" icon="line-md:close-circle"
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/></span>
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</div>
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</div>
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</div>
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</div>
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</template>
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<style lang="scss" scoped>
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/* 搜索话题 */
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.container {
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height: 39px;
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width: 1px;
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justify-content: center;
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align-items: center;
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/* 页面缩小不换行 */
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white-space: nowrap;
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background-color: var(--kungalgame-trans-blue-2);
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border: 1px solid var(--kungalgame-blue-4);
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flex-grow: 2;
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/* 相对于二级菜单定位 */
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position: relative;
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display: flex;
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box-sizing: border-box;
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color: var(--kungalgame-font-color-3);
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}
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/* 搜索框表单 */
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.search-form {
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display: flex;
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height: 39px;
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/* 随着页面自增长 */
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width: 1px;
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flex-grow: 1;
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/* 居中 */
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justify-content: center;
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align-items: center;
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}
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/* 搜索内容区 */
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.content {
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width: 100%;
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}
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/* 框体 */
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.input {
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padding: 0 15px;
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height: 39px;
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width: 100%;
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/* 搜索时输入的字体大小 */
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font-size: 16px;
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border: none;
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background-color: var(--kungalgame-trans-white-5);
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color: var(--kungalgame-font-color-3);
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transition: all 0.2s;
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&::placeholder {
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color: var(--kungalgame-font-color-1);
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}
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}
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/* 搜索按钮 */
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.search-btn {
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/* 正方形，不缩小 */
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height: 39px;
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width: 39px;
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flex-shrink: 0;
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border-left: 1px solid var(--kungalgame-trans-blue-4);
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/* 搜索图标居中 */
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display: flex;
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justify-content: center;
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align-items: center;
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/* 内边距盒子 */
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box-sizing: border-box;
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font-size: 18px;
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cursor: pointer;
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transition: all 0.2s;
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&:hover {
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background-color: var(--kungalgame-red-1);
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}
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&:active {
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background-color: var(--kungalgame-red-2);
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}
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}
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/* 搜索历史的容器 */
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.history {
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width: 100%;
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/* 相对于 nav 的搜索区域绝对定位 */
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position: absolute;
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/* 紧话题搜索区定位 */
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top: 39px;
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left: 0;
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flex-direction: column;
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background-color: var(--kungalgame-white);
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color: var(--kungalgame-font-color-3);
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border: 1px solid var(--kungalgame-red-1);
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border-radius: 7px;
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box-shadow: var(--shadow);
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}
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/* 搜索历史 title 的文字 */
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.title {
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display: flex;
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margin: 10px;
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/* 两个提示文字左右分布 */
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justify-content: space-between;
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span {
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font-size: 14px;
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&:nth-child(2) {
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cursor: pointer;
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border-bottom: 1.5px solid var(--kungalgame-trans-white-5);
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&:hover {
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border-bottom: 1.5px solid var(--kungalgame-blue-4);
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}
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}
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}
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}
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/* 搜索历史 TAG 的存放容器 */
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.history-container {
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display: flex;
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flex-direction: column;
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/* 单个搜索记录的字体 */
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font-size: 13px;
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/* 搜索记录左右两侧的空白距离 */
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margin: 10px;
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}
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.single-history {
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width: 100%;
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display: flex;
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justify-content: space-between;
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padding: 7px 3px;
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margin: 2px 0;
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&:hover {
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color: var(--kungalgame-blue-4);
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.delete {
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display: flex;
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}
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}
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span:nth-child(1) {
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cursor: default;
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position: relative;
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display: flex;
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overflow: hidden;
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}
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span:nth-child(2) {
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width: 17px;
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}
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}
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/* 删除按钮 */
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.delete {
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width: 30px;
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right: 5px;
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font-size: 17px;
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position: absolute;
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justify-content: center;
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align-items: center;
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cursor: pointer;
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color: var(--kungalgame-font-color-0);
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background-color: var(--kungalgame-white);
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display: none;
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}
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</style>
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