index.js
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import Taro, { Component } from '@tarojs/taro';
import { View, Text} from '@tarojs/components';
import { SearchItem, SearchBar, PageTitle } from '../../components';
import {search as searchModel} from '../../models';
import './index.scss';
import router from '../../router/index';
export default class Search extends Component {
constructor() {
super(...arguments);
this.state = {
hotSearch: [],
latelySearch: [],
hotSearchTitle: '热门推荐',
latelySearchTitle: '最近搜索',
fixed: false
};
}
config = {
navigationBarTitleText: '搜索'
}
componentDidMount () {
const list = Taro.getStorageSync('latelySearch');
console.log(list);
this.setState({
latelySearch: list || []
})
searchModel.getSearchWord().then(ret => {
if (ret && ret.code === 200) {
this.setState({
hotSearch: ret.data || []
});
}
})
}
componentDidShow() {
const list = Taro.getStorageSync('latelySearch');
this.setState({
latelySearch: list || []
})
}
onScroll(e) {
if (e.detail.scrollTop > 48) {
this.setState({
fixed: true
});
} else {
this.setState({
fixed: false
});
}
}
onScrolltoupper() {
this.setState({
fixed: false
});
}
onComplate(e) {
if (e.detail.value === '') {
return;
}
this.saveLateSearch(e);
router.go('productList', {
query: e.detail.value
});
}
saveLateSearch(e) {
const latelySearch = this.state.latelySearch;
if (latelySearch.length >= 10) {
latelySearch.pop();
}
let setList = this.removeSameSearch(latelySearch, e.detail.value);
setList.unshift({search_word: e.detail.value});
try {
Taro.setStorageSync('latelySearch', setList);
} catch (error) {
console.log(error);
}
// this.setState({
// latelySearch
// })
}
removeSameSearch(arr, search_word) {
let hash = [];
for (var i = 0; i < arr.length; i++) {
if (arr[i].search_word !== search_word) {
hash.push(arr[i]);
}
}
return hash;
}
onRemoveAllSearch() {
try {
Taro.setStorageSync('latelySearch', []);
} catch (error) {
console.log(error);
}
this.setState({
latelySearch: []
})
}
render () {
let {hotSearchTitle, hotSearch, latelySearchTitle, latelySearch} = this.state;
let value = '';
return (
<View>
<View className='search-out-box'>
<SearchBar onComplate={this.onComplate} value={value}></SearchBar>
</View>
<ScrollView
className='search-page'
scrollY
scrollWithAnimation
scrollTop='0'
lowerThreshold='20'
upperThreshold='20'
onScrolltoupper={this.onScrolltoupper}
onScroll={this.onScroll}>
{/* <PageTitle pageTitle="搜索"></PageTitle> */}
{
latelySearch.length > 0 &&
<View className='latelySearch'>
<SearchItem title={latelySearchTitle} list={latelySearch} isSearch={true} onRemoveAllSearch={this.onRemoveAllSearch}></SearchItem>
</View>
}
{
hotSearch.length > 0 &&
<View className='hotSearch'>
<SearchItem title={hotSearchTitle} list={hotSearch} ></SearchItem>
</View>
}
</ScrollView>
</View>
)
}
}