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505
pages/uni-starter/list/search/search.nvue
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505
pages/uni-starter/list/search/search.nvue
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@ -0,0 +1,505 @@
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<template>
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<view class="container">
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<view class="search-container">
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<!-- 搜索框 -->
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<view class="search-container-bar">
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<!-- #ifdef APP-PLUS -->
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<uni-icons class="search-icons" :color="iconColor" size="22" type="mic-filled" @click="speech" />
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<!-- #endif -->
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<!-- :cancelText="keyBoardPopup ? '取消' : '搜索'" -->
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<uni-search-bar ref="searchBar" style="flex:1;" radius="100" v-model="searchText" :focus="focus" :placeholder="hotWorld"
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clearButton="auto" cancelButton="always" @clear="clear" @confirm="confirm" @cancel="cancel" />
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</view>
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</view>
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<view class="search-body">
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<!-- 搜索历史 -->
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<view class="word-container" v-if="localSearchList.length">
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<view class="word-container_header">
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<text class="word-container_header-text">搜索历史</text>
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<uni-icons v-if="!localSearchListDel" @click="localSearchListDel = true" class="search-icons" style="padding-right: 0;"
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:color="iconColor" size="18" type="trash"></uni-icons>
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<view v-else class="flex-center flex-row" style="font-weight: 500;justify-content: space-between;">
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<text style="font-size: 22rpx;color: #666;padding-top:4rpx;padding-bottom:4rpx;padding-right:20rpx;" @click="LocalSearchListClear">全部删除</text>
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<text style="font-size: 22rpx;color: #c0402b;padding-top:4rpx;padding-bottom:4rpx;padding-left:20rpx;" @click="localSearchListDel = false">完成</text>
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</view>
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</view>
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<view class="word-container_body">
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<view class="flex-center flex-row word-container_body-text" v-for="(word,index) in localSearchList" :key="index"
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@click="LocalSearchlistItemClick(word,index)">
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<text class="word-display" :key="word">{{word}}</text>
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<uni-icons v-if="localSearchListDel" size="12" type="closeempty" />
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</view>
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</view>
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</view>
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<!-- 搜索发现 -->
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<view class="word-container">
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<view class="word-container_header">
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<view class="flex-center flex-row">
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<text class="word-container_header-text">搜索发现</text>
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<uni-icons v-if="!netHotListIsHide" class="search-icons" :color="iconColor" size="14" type="reload" @click="searchHotRefresh"></uni-icons>
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</view>
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<uni-icons class="search-icons" style="padding-right: 0;" :color="iconColor" size="18" :type="netHotListIsHide ? 'eye-slash' : 'eye'"
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@click="netHotListIsHide = !netHotListIsHide"></uni-icons>
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</view>
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<unicloud-db ref="udb" #default="{data, loading, error, options}" field="content" collection="opendb-search-hot"
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orderby="create_date desc,count desc" page-data="replace" :page-size="10">
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<text v-if="loading && !netHotListIsHide" class="word-container_body-info">正在加载...</text>
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<view v-else class="word-container_body">
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<template v-if="!netHotListIsHide">
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<text v-if="error" class="word-container_body-info">{{error.message}}</text>
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<template v-else>
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<text v-for="(word,index) in data" class="word-container_body-text" :key="index" @click="search(word.content)">{{word.content}}</text>
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</template>
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</template>
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<view v-else style="flex:1;">
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<text class="word-container_body-info">当前搜索发现已隐藏</text>
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</view>
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</view>
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</unicloud-db>
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</view>
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</view>
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<!-- 搜索联想 -->
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<view class="search-associative" v-if="associativeShow">
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<uni-list>
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<uni-list-item v-for="(item,index) in associativeList" :key="item._id" :ellipsis="1" :title="item.name" @click="associativeClick(item)" show-extra-icon
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clickable :extra-icon="{size:18,color:iconColor,type:'search'}" >
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</uni-list-item>
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</uni-list>
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</view>
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</view>
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</template>
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<script>
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/**
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* 云端一体搜索模板
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* @description uniCloud云端一体搜索模板，自带下拉候选、历史搜索、热搜。无需再开发服务器代码
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*/
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const searchLogDbName = 'opendb-search-log'; // 搜索记录数据库
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const mallGoodsDbName = 'opendb-news-articles'; // 文章数据库
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const associativeSearchField = 'title'; // 联想时，搜索框值检索数据库字段名
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const associativeField = '_id,title'; // 联想列表每一项携带的字段
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const localSearchListKey = '__local_search_history'; // 本地历史存储字段名
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// 数组去重
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const arrUnique = arr => {
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for (let i = arr.length - 1; i >= 0; i--) {
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const curIndex = arr.indexOf(arr[i]);
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const lastIndex = arr.lastIndexOf(arr[i])
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curIndex != lastIndex && arr.splice(lastIndex, 1)
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}
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return arr
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} // 节流
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// 防抖
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function debounce(fn, interval, isFirstAutoRun) {
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/**
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*
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* @param {要执行的函数} fn
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* @param {在操作多长时间后可再执行，第一次立即执行} interval
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*/
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var _self = fn;
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var timer = null;
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var first = true;
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if (isFirstAutoRun) {
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_self();
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}
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return function() {
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var args = arguments;
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var _me = this;
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if (first) {
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first = false;
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_self.apply(_me, args);
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}
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if (timer) {
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clearTimeout(timer)
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// return false;
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}
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timer = setTimeout(function() {
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clearTimeout(timer);
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timer = null;
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_self.apply(_me, args);
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}, interval || 200);
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}
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}
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export default {
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data() {
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return {
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mallGoodsDbName,
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searchLogDbName,
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statusBarHeight:'0px',
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localSearchList: uni.getStorageSync(localSearchListKey),
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localSearchListDel: false,
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netHotListIsHide: false,
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searchText: '',
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iconColor: '#999999',
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associativeList: [],
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keyBoardPopup: false,
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hotWorld: 'DCloud', // 搜索热词，如果没有输入即回车，则搜索热词，但是不会加入搜索记录
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focus: true, // 是否自动聚焦
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speechEngine: 'iFly' // 语音识别引擎 iFly 讯飞 baidu 百度
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}
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},
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created() {
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this.db = uniCloud.database();
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this.searchLogDb = this.db.collection(this.searchLogDbName);
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this.mallGoodsDb = this.db.collection(this.mallGoodsDbName);
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// #ifndef H5
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uni.onKeyboardHeightChange((res) => {
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this.keyBoardPopup = res.height !== 0;
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})
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// #endif
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this.searchText = getApp().globalData.searchText;
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},
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computed: {
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associativeShow() {
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return this.searchText && this.associativeList.length;
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}
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},
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onLoad() {
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//#ifdef APP-PLUS
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this.statusBarHeight = `${uni.getSystemInfoSync().statusBarHeight}px`;
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//#endif
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},
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methods: {
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clear(res) {
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console.log("res: ", res);
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},
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confirm(res) {
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// 键盘确认
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this.search(res.value);
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},
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cancel(res) {
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uni.hideKeyboard();
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this.searchText = '';
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this.loadList();
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},
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search(value) {
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if (!value && !this.hotWorld) {
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return;
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}
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if (value) {
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if (this.searchText !== value) {
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this.searchText = value
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}
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this.localSearchListManage(value);
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this.searchLogDbAdd(value)
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} else if (this.hotWorld) {
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this.searchText = this.hotWorld
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}
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uni.hideKeyboard();
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this.loadList(this.searchText);
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},
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localSearchListManage(word) {
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let list = uni.getStorageSync(localSearchListKey);
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if (list.length) {
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this.localSearchList.unshift(word);
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arrUnique(this.localSearchList);
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if (this.localSearchList.length > 10) {
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this.localSearchList.pop();
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}
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} else {
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this.localSearchList = [word];
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}
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uni.setStorageSync(localSearchListKey, this.localSearchList);
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},
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LocalSearchListClear() {
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uni.showModal({
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content: "确认清空搜索历史吗",
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confirmText: "删除",
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confirmColor: 'red',
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cancelColor: '#808080',
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success: res => {
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if (res.confirm) {
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this.localSearchListDel = false;
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this.localSearchList = [];
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uni.removeStorageSync(localSearchListKey)
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}
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}
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});
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},
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LocalSearchlistItemClick(word, index) {
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if (this.localSearchListDel) {
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this.localSearchList.splice(index, 1);
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uni.setStorageSync(localSearchListKey, this.localSearchList);
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if (!this.localSearchList.length) {
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this.localSearchListDel = false;
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}
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return;
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}
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this.search(word);
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},
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searchHotRefresh() {
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this.$refs.udb.refresh();
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},
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speech() {
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// #ifdef APP-PLUS
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plus.speech.startRecognize({
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engine: this.speechEngine,
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punctuation: false, // 标点符号
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timeout: 10000
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}, word => {
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word = word instanceof Array ? word[0] : word;
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this.search(word)
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}, err => {
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console.error("语音识别错误: ", err);
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});
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// #endif
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},
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searchLogDbAdd(value) {
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/*
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在此处存搜索记录，如果登录则需要存 user_id，若未登录则存device_id
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*/
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this.getDeviceId().then(device_id => {
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this.searchLogDb.add({
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// user_id: device_id,
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device_id,
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content: value,
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create_date: Date.now()
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})
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})
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},
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getDeviceId() {
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return new Promise((resolve, reject) => {
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const uniId = uni.getStorageSync('uni_id');
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if (!uniId) {
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// #ifdef APP-PLUS
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plus.device.getInfo({
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success: (deviceInfo) => {
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resolve(deviceInfo.uuid)
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},
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fail: () => {
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resolve(uni.getSystemInfoSync().system + '_' + Math.random().toString(36).substr(2))
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}
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});
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// #endif
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// #ifndef APP-PLUS
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resolve(uni.getSystemInfoSync().system + '_' + Math.random().toString(36).substr(2))
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// #endif
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} else {
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resolve(uniId)
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}
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})
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},
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associativeClick(item) {
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/**
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* 注意：这里用户根据自己的业务需要，选择跳转的页面即可
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*/
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console.log("associativeClick: ", item);
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this.loadList(item.title);
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},
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loadList(text = '') {
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getApp().globalData.searchText = text;
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uni.switchTab({
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url:'/pages/list/list'
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})
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},
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backPage(){
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uni.navigateBack();
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}
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},
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watch: {
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searchText: debounce(function(value) {
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if (value) {
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this.mallGoodsDb.where({
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[associativeSearchField]: new RegExp(value, 'gi'),
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}).field(associativeField).get().then(res => {
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this.associativeList = res.result.data;
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})
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} else {
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this.associativeList.length = 0;
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getApp().globalData.searchText = '';
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}
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}, 100)
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}
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}
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</script>
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<style>
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/* #ifndef APP-NVUE */
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page {
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height: 100%;
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flex: 1;
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}
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/* #endif */
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</style>
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<style lang="scss" scoped>
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$search-bar-height:52px;
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$word-container_header-height:72rpx;
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.status-bar{
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background-color: #fff;
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}
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.container {
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/* #ifndef APP-NVUE */
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height: 100%;
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/* #endif */
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flex: 1;
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background-color: #f7f7f7;
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}
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.search-body {
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background-color: #fff;
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border-bottom-right-radius: 10px;
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border-bottom-left-radius: 10px;
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}
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@mixin uni-flex {
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/* #ifndef APP-NVUE */
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display: flex;
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/* #endif */
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}
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@mixin words-display {
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font-size: 26rpx;
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color: #666;
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}
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.flex-center {
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@include uni-flex;
|
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justify-content: center;
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align-items: center;
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}
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.flex-row {
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@include uni-flex;
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flex-direction: row;
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}
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/* #ifdef APP-PLUS */
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/* #ifndef APP-NVUE || VUE3*/
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::v-deep
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/* #endif */
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.uni-searchbar {
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padding-left: 0;
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}
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||||
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||||
/* #endif */
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||||
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||||
/* #ifndef APP-NVUE || VUE3*/
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||||
::v-deep
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/* #endif */
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||||
.uni-searchbar__box {
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border-width: 0;
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}
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||||
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||||
/* #ifndef APP-NVUE || VUE3 */
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||||
::v-deep
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||||
/* #endif */
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||||
.uni-input-placeholder {
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||||
font-size: 28rpx;
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||||
}
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||||
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||||
.search-container {
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||||
height: $search-bar-height;
|
||||
@include uni-flex;
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flex-direction: column;
|
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justify-content: center;
|
||||
align-items: center;
|
||||
position: relative;
|
||||
background-color: #fff;
|
||||
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||||
@at-root {
|
||||
#{&}-bar {
|
||||
@include uni-flex;
|
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flex-direction: row;
|
||||
justify-content: center;
|
||||
align-items: center;
|
||||
position: absolute;
|
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top: 0;
|
||||
left: 0;
|
||||
right: 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
.search-associative {
|
||||
/* #ifndef APP-NVUE */
|
||||
overflow-y: auto;
|
||||
/* #endif */
|
||||
position: absolute;
|
||||
top: $search-bar-height;
|
||||
left: 0;
|
||||
right: 0;
|
||||
bottom: 0;
|
||||
background-color: #fff;
|
||||
margin-top: 10rpx;
|
||||
padding-left: 10rpx;
|
||||
padding-right: 10rpx;
|
||||
}
|
||||
|
||||
.search-icons {
|
||||
padding: 16rpx;
|
||||
}
|
||||
|
||||
.word-display {
|
||||
@include words-display;
|
||||
}
|
||||
|
||||
.word-container {
|
||||
padding: 20rpx;
|
||||
|
||||
@at-root {
|
||||
#{&}_header {
|
||||
@include uni-flex;
|
||||
height: $word-container_header-height;
|
||||
line-height: $word-container_header-height;
|
||||
flex-direction: row;
|
||||
justify-content: space-between;
|
||||
align-items: center;
|
||||
|
||||
@at-root {
|
||||
#{&}-text {
|
||||
color: #3e3e3e;
|
||||
font-size: 30rpx;
|
||||
font-weight: bold;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#{&}_body {
|
||||
@include uni-flex;
|
||||
flex-wrap: wrap;
|
||||
flex-direction: row;
|
||||
|
||||
@at-root {
|
||||
#{&}-text {
|
||||
@include uni-flex;
|
||||
@include words-display;
|
||||
justify-content: center;
|
||||
align-items: center;
|
||||
background-color: #f6f6f6;
|
||||
padding: 10rpx 20rpx;
|
||||
margin: 20rpx 30rpx 0 0;
|
||||
border-radius: 30rpx;
|
||||
/* #ifndef APP-NVUE */
|
||||
box-sizing: border-box;
|
||||
/* #endif */
|
||||
text-align: center;
|
||||
}
|
||||
|
||||
#{&}-info {
|
||||
/* #ifndef APP-NVUE */
|
||||
display: block;
|
||||
/* #endif */
|
||||
flex: 1;
|
||||
text-align: center;
|
||||
font-size: 26rpx;
|
||||
color: #808080;
|
||||
margin-top: 20rpx;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
</style>
|
||||
Reference in New Issue
Block a user