<template>
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<view class="uni-filter-dropdown">
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<view class="dropdown-btn" @click="onDropdown">
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<view class="icon-select" :class="{active: canReset}" v-if="isSelect || isRange"></view>
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<view class="icon-search" :class="{active: canReset}" v-if="isSearch">
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<view class="icon-search-0"></view>
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<view class="icon-search-1"></view>
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</view>
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<view class="icon-calendar" :class="{active: canReset}" v-if="isDate">
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<view class="icon-calendar-0"></view>
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<view class="icon-calendar-1"></view>
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</view>
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</view>
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<view class="uni-dropdown-cover" v-if="isOpened" @click="handleClose"></view>
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<view class="dropdown-popup dropdown-popup-right" v-if="isOpened" @click.stop>
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<!-- select-->
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<view v-if="isSelect" class="list">
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<label class="flex-r a-i-c list-item" v-for="(item,index) in dataList" :key="index"
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@click="onItemClick($event, index)">
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<check-box class="check" :checked="item.checked" />
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<view class="checklist-content">
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<text class="checklist-text" :style="item.styleIconText">{{item[map.text]}}</text>
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</view>
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</label>
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</view>
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<view v-if="isSelect" class="flex-r opera-area">
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<view class="flex-f btn btn-default" :class="{disable: !canReset}" @click="handleSelectReset">
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{{resource.reset}}</view>
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<view class="flex-f btn btn-submit" @click="handleSelectSubmit">{{resource.submit}}</view>
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</view>
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<!-- search -->
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<view v-if="isSearch" class="search-area">
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<input class="search-input" v-model="filterValue" />
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</view>
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<view v-if="isSearch" class="flex-r opera-area">
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<view class="flex-f btn btn-submit" @click="handleSearchSubmit">{{resource.search}}</view>
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<view class="flex-f btn btn-default" :class="{disable: !canReset}" @click="handleSearchReset">
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{{resource.reset}}</view>
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</view>
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<!-- range -->
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<view v-if="isRange">
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<view class="input-label">{{resource.gt}}</view>
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<input class="input" v-model="gtValue" />
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<view class="input-label">{{resource.lt}}</view>
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<input class="input" v-model="ltValue" />
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</view>
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<view v-if="isRange" class="flex-r opera-area">
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<view class="flex-f btn btn-default" :class="{disable: !canReset}" @click="handleRangeReset">
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{{resource.reset}}</view>
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<view class="flex-f btn btn-submit" @click="handleRangeSubmit">{{resource.submit}}</view>
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</view>
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<!-- date -->
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<view v-if="isDate">
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<uni-datetime-picker ref="datetimepicker" :value="dateRange" type="datetimerange" return-type="timestamp" @change="datetimechange" @maskClick="timepickerclose">
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<view></view>
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</uni-datetime-picker>
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</view>
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</view>
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</view>
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</template>
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<script>
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import checkBox from '../uni-tr/table-checkbox.vue'
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const resource = {
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"reset": "重置",
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"search": "搜索",
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"submit": "确定",
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"filter": "筛选",
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"gt": "大于等于",
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"lt": "小于等于",
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"date": "日期范围"
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}
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const DropdownType = {
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Select: "select",
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Search: "search",
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Range: "range",
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Date: "date",
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Timestamp: "timestamp"
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}
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export default {
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name: 'FilterDropdown',
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emits:['change'],
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components: {
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checkBox
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},
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options: {
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virtualHost: true
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},
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props: {
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filterType: {
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type: String,
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default: DropdownType.Select
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},
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filterData: {
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type: Array,
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default () {
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return []
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}
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},
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mode: {
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type: String,
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default: 'default'
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},
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map: {
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type: Object,
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default () {
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return {
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text: 'text',
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value: 'value'
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}
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}
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}
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},
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computed: {
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canReset() {
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if (this.isSearch) {
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return this.filterValue.length > 0
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}
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if (this.isSelect) {
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return this.checkedValues.length > 0
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}
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if (this.isRange) {
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return (this.gtValue.length > 0 && this.ltValue.length > 0)
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}
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if (this.isDate) {
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return this.dateSelect.length > 0
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}
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return false
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},
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isSelect() {
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return this.filterType === DropdownType.Select
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},
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isSearch() {
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return this.filterType === DropdownType.Search
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},
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isRange() {
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return this.filterType === DropdownType.Range
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},
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isDate() {
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return (this.filterType === DropdownType.Date || this.filterType === DropdownType.Timestamp)
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}
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},
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watch: {
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filterData(newVal) {
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this._copyFilters()
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},
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indeterminate(newVal) {
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this.isIndeterminate = newVal
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}
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},
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data() {
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return {
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resource,
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enabled: true,
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isOpened: false,
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dataList: [],
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filterValue: '',
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checkedValues: [],
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gtValue: '',
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ltValue: '',
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dateRange: [],
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dateSelect: []
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};
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},
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created() {
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this._copyFilters()
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},
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methods: {
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_copyFilters() {
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let dl = JSON.parse(JSON.stringify(this.filterData))
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for (let i = 0; i < dl.length; i++) {
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if (dl[i].checked === undefined) {
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dl[i].checked = false
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}
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}
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this.dataList = dl
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},
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openPopup() {
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this.isOpened = true
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if (this.isDate) {
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this.$nextTick(() => {
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if (!this.dateRange.length) {
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this.resetDate()
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}
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this.$refs.datetimepicker.show()
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})
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}
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},
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closePopup() {
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this.isOpened = false
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},
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handleClose(e) {
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this.closePopup()
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},
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resetDate() {
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let date = new Date()
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let dateText = date.toISOString().split('T')[0]
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this.dateRange = [dateText + ' 0:00:00', dateText + ' 23:59:59']
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},
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onDropdown(e) {
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this.openPopup()
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},
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onItemClick(e, index) {
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let items = this.dataList
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let listItem = items[index]
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if (listItem.checked === undefined) {
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items[index].checked = true
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} else {
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items[index].checked = !listItem.checked
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}
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let checkvalues = []
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for (let i = 0; i < items.length; i++) {
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const item = items[i]
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if (item.checked) {
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checkvalues.push(item.value)
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}
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}
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this.checkedValues = checkvalues
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},
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datetimechange(e) {
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this.closePopup()
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this.dateRange = e
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this.dateSelect = e
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this.$emit('change', {
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filterType: this.filterType,
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filter: e
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})
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},
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timepickerclose(e) {
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this.closePopup()
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},
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handleSelectSubmit() {
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this.closePopup()
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this.$emit('change', {
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filterType: this.filterType,
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filter: this.checkedValues
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})
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},
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handleSelectReset() {
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if (!this.canReset) {
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return;
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}
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var items = this.dataList
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for (let i = 0; i < items.length; i++) {
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let item = items[i]
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this.$set(item, 'checked', false)
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}
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this.checkedValues = []
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this.handleSelectSubmit()
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},
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handleSearchSubmit() {
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this.closePopup()
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this.$emit('change', {
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filterType: this.filterType,
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filter: this.filterValue
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})
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},
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handleSearchReset() {
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if (!this.canReset) {
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return;
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}
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this.filterValue = ''
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this.handleSearchSubmit()
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},
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handleRangeSubmit(isReset) {
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this.closePopup()
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this.$emit('change', {
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filterType: this.filterType,
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filter: isReset === true ? [] : [parseInt(this.gtValue), parseInt(this.ltValue)]
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})
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},
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handleRangeReset() {
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if (!this.canReset) {
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return;
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}
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this.gtValue = ''
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this.ltValue = ''
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this.handleRangeSubmit(true)
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}
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}
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}
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</script>
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<style lang="scss">
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.flex-r {
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display: flex;
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flex-direction: row;
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}
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.flex-f {
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flex: 1;
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}
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.a-i-c {
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align-items: center;
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}
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.j-c-c {
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justify-content: center;
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}
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.icon-select {
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width: 14px;
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height: 16px;
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border: solid 6px transparent;
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border-top: solid 6px #ddd;
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border-bottom: none;
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background-color: #ddd;
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background-clip: content-box;
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box-sizing: border-box;
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}
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.icon-select.active {
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background-color: #1890ff;
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border-top-color: #1890ff;
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}
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.icon-search {
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width: 12px;
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height: 16px;
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position: relative;
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}
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.icon-search-0 {
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border: 2px solid #ddd;
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border-radius: 8px;
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width: 7px;
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height: 7px;
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}
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.icon-search-1 {
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position: absolute;
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top: 8px;
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right: 0;
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width: 1px;
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height: 7px;
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background-color: #ddd;
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transform: rotate(-45deg);
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}
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.icon-search.active .icon-search-0 {
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border-color: #1890ff;
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}
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.icon-search.active .icon-search-1 {
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background-color: #1890ff;
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}
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.icon-calendar {
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color: #ddd;
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width: 14px;
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height: 16px;
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}
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.icon-calendar-0 {
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height: 4px;
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margin-top: 3px;
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margin-bottom: 1px;
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background-color: #ddd;
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border-radius: 2px 2px 1px 1px;
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position: relative;
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}
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.icon-calendar-0:before, .icon-calendar-0:after {
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content: '';
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position: absolute;
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top: -3px;
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width: 4px;
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height: 3px;
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border-radius: 1px;
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background-color: #ddd;
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}
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.icon-calendar-0:before {
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left: 2px;
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}
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.icon-calendar-0:after {
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right: 2px;
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}
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.icon-calendar-1 {
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height: 9px;
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background-color: #ddd;
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border-radius: 1px 1px 2px 2px;
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}
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.icon-calendar.active {
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color: #1890ff;
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}
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.icon-calendar.active .icon-calendar-0,
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.icon-calendar.active .icon-calendar-1,
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.icon-calendar.active .icon-calendar-0:before,
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.icon-calendar.active .icon-calendar-0:after {
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background-color: #1890ff;
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}
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.uni-filter-dropdown {
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position: relative;
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font-weight: normal;
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}
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.dropdown-popup {
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position: absolute;
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top: 100%;
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background-color: #fff;
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box-shadow: 0 3px 6px -4px #0000001f, 0 6px 16px #00000014, 0 9px 28px 8px #0000000d;
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min-width: 150px;
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z-index: 1000;
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}
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.dropdown-popup-left {
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left: 0;
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}
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.dropdown-popup-right {
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right: 0;
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}
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.uni-dropdown-cover {
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position: fixed;
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left: 0;
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top: 0;
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right: 0;
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bottom: 0;
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background-color: transparent;
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z-index: 100;
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}
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.list {
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margin-top: 5px;
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margin-bottom: 5px;
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}
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.list-item {
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padding: 5px 10px;
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text-align: left;
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}
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.list-item:hover {
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background-color: #f0f0f0;
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}
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.check {
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margin-right: 5px;
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}
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.search-area {
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padding: 10px;
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}
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.search-input {
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font-size: 12px;
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border: 1px solid #f0f0f0;
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border-radius: 3px;
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padding: 2px 5px;
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min-width: 150px;
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text-align: left;
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}
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.input-label {
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margin: 10px 10px 5px 10px;
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text-align: left;
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}
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.input {
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font-size: 12px;
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border: 1px solid #f0f0f0;
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border-radius: 3px;
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margin: 10px;
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padding: 2px 5px;
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min-width: 150px;
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text-align: left;
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}
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.opera-area {
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cursor: default;
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border-top: 1px solid #ddd;
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padding: 5px;
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}
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.opera-area .btn {
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font-size: 12px;
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border-radius: 3px;
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margin: 5px;
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padding: 4px 4px;
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}
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.btn-default {
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border: 1px solid #ddd;
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}
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.btn-default.disable {
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border-color: transparent;
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}
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.btn-submit {
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background-color: #1890ff;
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color: #ffffff;
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}
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</style>
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