728 lines
24 KiB
Vue
728 lines
24 KiB
Vue
<template>
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<view v-if="value" class="tn-picker-class tn-picker">
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<tn-popup
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v-model="value"
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mode="bottom"
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:popup="false"
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length="auto"
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:safeAreaInsetBottom="safeAreaInsetBottom"
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:maskCloseable="maskCloseable"
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:zIndex="elZIndex"
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@close="close"
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>
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<view class="tn-picker__content" :style="{ zIndex: elZIndex }">
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<!-- 顶部 -->
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<view class="tn-picker__content__header" @touchmove.stop.prevent>
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<!-- 取消按钮 -->
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<view
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class="tn-picker__content__header__btn tn-picker__content__header--cancel"
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:style="{ color: cancelColor }"
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hover-class="tn-hover-class"
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:hover-stay-time="150"
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@tap="getResult('cancel')"
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>{{cancelText}}</view>
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<!-- 标题 -->
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<view class="tn-picker__content__header__title">{{ title }}</view>
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<!-- 确认按钮 -->
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<view
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class="tn-picker__content__header__btn tn-picker__content__header--confirm"
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:style="{ color: moving ? cancelColor : confirmColor}"
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hover-class="tn-hover-class"
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:hover-stay-time="150"
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@touchmove.stop
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@tap.stop="getResult('confirm')"
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>{{confirmText}}</view>
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</view>
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<!-- 主体 -->
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<view class="tn-picker__content__body">
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<!-- 地区选择 -->
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<picker-view
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v-if="mode === 'region'"
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class="tn-picker__content__body__view"
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:value="valueArr"
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@change="change"
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@pickstart="pickStart"
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@pickend="pickEnd"
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>
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<picker-view-column v-if="!reset && params.province">
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<view class="tn-picker__content__body__item" v-for="(item, index) in provinces" :key="index">
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<view class="tn-text-ellipsis">{{ item.label }}</view>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.city">
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<view class="tn-picker__content__body__item" v-for="(item, index) in citys" :key="index">
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<view class="tn-text-ellipsis">{{ item.label }}</view>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.area">
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<view class="tn-picker__content__body__item" v-for="(item, index) in areas" :key="index">
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<view class="tn-text-ellipsis">{{ item.label }}</view>
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</view>
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</picker-view-column>
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</picker-view>
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<!-- 时间选择 -->
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<picker-view
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v-else-if="mode === 'time'"
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class="tn-picker__content__body__view"
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:value="valueArr"
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@change="change"
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@pickstart="pickStart"
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@pickend="pickEnd"
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>
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<picker-view-column v-if="!reset && params.year">
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<view class="tn-picker__content__body__item" v-for="(item, index) in years" :key="index">
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{{ item }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item__text">年</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.month">
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<view class="tn-picker__content__body__item" v-for="(item, index) in months" :key="index">
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{{ formatNumber(item) }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item--text">月</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.day">
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<view class="tn-picker__content__body__item" v-for="(item, index) in days" :key="index">
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{{ formatNumber(item) }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item--text">日</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.hour">
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<view class="tn-picker__content__body__item" v-for="(item, index) in hours" :key="index">
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{{ formatNumber(item) }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item--text">时</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.minute">
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<view class="tn-picker__content__body__item" v-for="(item, index) in minutes" :key="index">
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{{ formatNumber(item) }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item--text">分</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="!reset && params.second">
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<view class="tn-picker__content__body__item" v-for="(item, index) in seconds" :key="index">
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{{ formatNumber(item) }}
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<text v-if="showTimeTag" class="tn-picker__content__body__item--text">秒</text>
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</view>
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</picker-view-column>
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</picker-view>
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<!-- 单列选择 -->
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<picker-view
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v-else-if="mode === 'selector'"
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class="tn-picker__content__body__view"
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:value="valueArr"
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@change="change"
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@pickstart="pickStart"
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@pickend="pickEnd"
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>
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<picker-view-column v-if="!reset">
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<view class="tn-picker__content__body__item" v-for="(item, index) in range" :key="index">
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<view class="tn-text-ellipsis">{{ getItemValue(item, 'selector') }}</view>
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</view>
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</picker-view-column>
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</picker-view>
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<!-- 多列选择 -->
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<picker-view
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v-else-if="mode === 'multiSelector'"
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class="tn-picker__content__body__view"
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:value="valueArr"
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@change="change"
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@pickstart="pickStart"
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@pickend="pickEnd"
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>
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<picker-view-column v-if="!reset" v-for="(item, index) in range" :key="index">
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<view class="tn-picker__content__body__item" v-for="(sub_item, sub_index) in item" :key="sub_index">
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<view class="tn-text-ellipsis">{{ getItemValue(sub_item, 'multiSelector') }}</view>
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</view>
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</picker-view-column>
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</picker-view>
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</view>
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</view>
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</tn-popup>
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</view>
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</template>
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<script>
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import provinces from '../../libs/utils/province.js'
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import citys from '../../libs/utils/city.js'
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import areas from '../../libs/utils/area.js'
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export default {
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name: 'tn-picker',
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props: {
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value: {
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type: Boolean,
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default: false,
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},
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// 顶部标题
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title: {
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type: String,
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default: ''
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},
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// picker中显示的参数
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params: {
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type: Object,
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default() {
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return {
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year: true,
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month: true,
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day: true,
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hour: false,
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minute: false,
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second: false,
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province: true,
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city: true,
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area: true,
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timestamp: true
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}
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}
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},
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// 模式选择，region-地区类型，time-时间类型，selector-单列模式，multiSelector-多列模式
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mode: {
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type: String,
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default: 'time'
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},
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// 当mode=selector或者mode=multiSelector时，提供的数组
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range: {
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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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// 当mode=selector或者mode=multiSelector时，提供的默认项下标
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defaultSelector: {
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type: Array,
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default() {
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return [0]
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}
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},
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// 当range是一个Array<Object>时，通过rangeKey来指定Object中key的值作为显示的内容
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rangeKey: {
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type: String,
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default: ''
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},
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// 时间模式 ，是否显示时间后的单位
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showTimeTag: {
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type: Boolean,
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default: true
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},
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// 开始年份
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startYear: {
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type: [String, Number],
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default: 1950
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},
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// 结束年份
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endYear: {
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type: [String, Number],
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default: 2050
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},
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// 默认显示的时间
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// 2021-09-01 || 2021-09-01 13:00:23 || 2021/09/01
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defaultTime: {
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type: String,
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default: ''
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},
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// 默认显示的地区
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// 可传类似["广东省", "广州市", "天河区"]
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defaultRegin: {
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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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// 默认显示的地区编码
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// 可传类似["11", "1101", "110101"]
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// 如果defaultRegin和areaCode同时存在，优先使用areaCode的值
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areaCode: {
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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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// 取消按钮的文字
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cancelText: {
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type: String,
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default: '取 消'
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},
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// 取消按钮的颜色
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cancelColor: {
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type: String,
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default: ''
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},
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// 确认按钮的文字
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confirmText: {
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type: String,
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default: '确 认'
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},
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// 确认按钮的演示
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confirmColor: {
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type: String,
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default: ''
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},
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safeAreaInsetBottom: {
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type: Boolean,
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default: false
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},
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// 是否允许通过点击遮罩关闭
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maskCloseable: {
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type: Boolean,
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default: true
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},
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zIndex: {
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type: Number,
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default: 0
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}
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},
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computed: {
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// 监听参数变化
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propsChange() {
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return [this.mode, this.defaultTime, this.startYear, this.endYear, this.defaultRegin, this.areaCode]
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},
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// 监听地区发生变化
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regionChange() {
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return [this.province, this.city]
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},
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// 监听年月发生变化
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yearAndMonth() {
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return [this.year, this.month]
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},
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elZIndex() {
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return this.zIndex ? this.zIndex : this.$tn.zIndex.popup
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}
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},
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data() {
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return {
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years: [],
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months: [],
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days: [],
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hours: [],
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minutes: [],
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seconds: [],
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year: 0,
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month: 0,
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day: 0,
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hour: 0,
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minute: 0,
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second: 0,
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reset: false,
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startDate: '',
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endDate: '',
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valueArr: [],
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provinces: provinces,
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citys: citys[0],
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areas: areas[0][0],
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province: 0,
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city: 0,
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area: 0,
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// 列是否还在滑动中，微信小程序如果在滑动中就点确定，结果可能不准确
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moving: false
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}
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},
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watch: {
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propsChange() {
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this.reset = true
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setTimeout(() => this.init(), 10)
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},
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regionChange() {
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// 如果地区发生变化，为了让picker联动起来，必须重置this.citys和this.areas
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this.citys = citys[this.province]
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this.areas = areas[this.province][this.city]
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},
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yearAndMonth() {
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// 月份的变化，实时变更日的天数，因为不同月份，天数不一样
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// 一个月可能有30，31天，甚至闰年2月的29天，平年2月28天
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if (this.params.year) this.setDays()
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},
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value(val) {
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// 微信和QQ小程序由于一些奇怪的原因(故同时对所有平台均初始化一遍)，需要重新初始化才能显示正确的值
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if (val) {
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this.reset = true
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setTimeout(() => this.init(), 10)
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}
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}
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},
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mounted() {
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this.init()
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},
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methods: {
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// 记录开始滑动
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pickStart() {
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// #ifdef MP-WEIXIN
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this.moving = true
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// #endif
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},
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// 记录滚动结束
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pickEnd() {
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// #ifdef MP-WEIXIN
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this.moving = false
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// #endif
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},
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// 根据传递的列表的数据获取显示的数据
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getItemValue(item, mode) {
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// 单列模式或者多列模式中的getItemValue同时被执行，故在这里再加一层判断
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if (this.mode === mode) {
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return typeof item === 'object' ? item[this.rangeKey] : item
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}
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},
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// 往数字前面补0
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formatNumber(num) {
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return this.$tn.number.formatNumberAddZero(num)
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},
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// 生成递进的数组
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generateArray(start, end) {
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// 转为数值格式，否则用户给end-year等传递字符串值时，下面的end+1会导致字符串拼接，而不是相加
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start = Number(start)
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end = Number(end)
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end = end > start ? end : start
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// 生成数组并获取其中索引然后提取出来(获取开始和结束之间的数据)
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return [...Array(end+1).keys()].slice(start)
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},
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getIndex(arr, val) {
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let index = arr.indexOf(val)
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// 如果index为-1着找不到元素
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// ~(-1)=(-1)-1=0
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return ~index ? index : 0
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},
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// 日期时间处理
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initTimeValue() {
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// 格式化时间，在IE浏览器(uni不存在此情况)，无法识别日期间的"-"间隔符号
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let fdate = this.defaultTime.replace(/\-/g, '/')
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fdate = fdate && fdate.indexOf('/') == -1 ? `2021/01/01 ${fdate}` : fdate
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let time = null
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if (fdate) time = new Date(fdate)
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else time = new Date()
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// 获取年月日时分秒
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this.year = time.getFullYear()
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this.month = time.getMonth() + 1
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this.day = time.getDate()
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this.hour = time.getHours()
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this.minute = time.getMinutes()
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this.second = time.getSeconds()
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},
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// 初始化数据
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init() {
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this.valueArr = []
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this.reset = false
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if (this.mode === 'time') {
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this.initTimeValue()
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if (this.params.year) {
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this.valueArr.push(0)
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this.setYears()
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}
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if (this.params.month) {
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this.valueArr.push(0)
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this.setMonths()
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}
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if (this.params.day) {
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this.valueArr.push(0)
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this.setDays()
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}
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if (this.params.hour) {
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this.valueArr.push(0)
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this.setHours()
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}
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if (this.params.minute) {
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this.valueArr.push(0)
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this.setMinutes()
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}
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if (this.params.second) {
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this.valueArr.push(0)
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this.setSeconds()
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}
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} else if (this.mode === 'region') {
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if (this.params.province) {
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this.valueArr.push(0)
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this.setProvinces()
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}
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if (this.params.city) {
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this.valueArr.push(0)
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this.setCitys()
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}
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if (this.params.area) {
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this.valueArr.push(0)
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this.setAreas()
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}
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} else if (this.mode === 'selector') {
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this.valueArr = this.defaultSelector
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} else if (this.mode === 'multiSelector') {
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this.valueArr = this.defaultSelector
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this.multiSelectorValue = this.defaultSelector
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}
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this.$forceUpdate()
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},
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// 设置picker某一列的值
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setYears() {
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this.years = this.generateArray(this.startYear, this.endYear)
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// 设置this.valueArr某一项的值，是为了让picker预选中某一个值
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this.valueArr.splice(this.valueArr.length - 1, 1, this.getIndex(this.years, this.year))
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},
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setMonths() {
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this.months = this.generateArray(1, 12)
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this.valueArr.splice(this.valueArr.length - 1, 1, this.getIndex(this.months, this.month))
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},
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setDays() {
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let totalDays = new Date(this.year, this.month, 0).getDate()
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this.days = this.generateArray(1, totalDays)
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let index = 0
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// 避免多次触发导致值数组计算错误
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if (this.params.year && this.params.month) index = 2
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else if (this.params.month) index = 1
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else if (this.params.year) index = 1
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else index = 0
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// 当月份变化时，会导致日期的天数也会变化，如果原来选的天数大于变化后的天数，则重置为变化后的最大值
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// 比如原来选中3月31日，调整为2月后，日期变为最大29，这时如果day值继续为31显然不合理，于是将其置为29(picker-column从1开始)
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if (this.day > this.days.length) this.day = this.days.length
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this.valueArr.splice(index, 1, this.getIndex(this.days, this.day))
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},
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setHours() {
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this.hours = this.generateArray(0, 23)
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this.valueArr.splice(this.valueArr.length - 1, 1, this.getIndex(this.hours, this.hour))
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},
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setMinutes() {
|
||
this.minutes = this.generateArray(0, 59)
|
||
this.valueArr.splice(this.valueArr.length - 1, 1, this.getIndex(this.minutes, this.minute))
|
||
},
|
||
setSeconds() {
|
||
this.seconds = this.generateArray(0, 59)
|
||
this.valueArr.splice(this.valueArr.length - 1, 1, this.getIndex(this.seconds, this.second))
|
||
},
|
||
setProvinces() {
|
||
if (!this.params.province) return
|
||
let tmp = ''
|
||
let useCode = false
|
||
// 如果同时配置了defaultRegion和areaCode，优先使用areaCode参数
|
||
if (this.areaCode.length) {
|
||
tmp = this.areaCode[0]
|
||
useCode = true
|
||
} else if (this.defaultRegin.length) {
|
||
tmp = this.defaultRegin[0]
|
||
} else {
|
||
tmp = 0
|
||
}
|
||
// 遍历省份数组
|
||
provinces.map((v, k) => {
|
||
if (useCode ? v.value == tmp : v.label == tmp) {
|
||
this.province = k
|
||
return
|
||
}
|
||
})
|
||
this.provinces = provinces
|
||
this.valueArr.splice(0, 1, this.province)
|
||
},
|
||
setCitys() {
|
||
if (!this.params.city) return
|
||
let tmp = ''
|
||
let useCode = false
|
||
// 如果同时配置了defaultRegion和areaCode，优先使用areaCode参数
|
||
if (this.areaCode.length) {
|
||
tmp = this.areaCode[1]
|
||
useCode = true
|
||
} else if (this.defaultRegin.length) {
|
||
tmp = this.defaultRegin[1]
|
||
} else {
|
||
tmp = 0
|
||
}
|
||
// 遍历省份数组
|
||
citys[this.province].map((v, k) => {
|
||
if (useCode ? v.value == tmp : v.label == tmp) {
|
||
this.city = k
|
||
return
|
||
}
|
||
})
|
||
this.citys = citys[this.province]
|
||
this.valueArr.splice(1, 1, this.city)
|
||
},
|
||
setAreas() {
|
||
if (!this.params.area) return
|
||
let tmp = ''
|
||
let useCode = false
|
||
// 如果同时配置了defaultRegion和areaCode，优先使用areaCode参数
|
||
if (this.areaCode.length) {
|
||
tmp = this.areaCode[2]
|
||
useCode = true
|
||
} else if (this.defaultRegin.length) {
|
||
tmp = this.defaultRegin[2]
|
||
} else {
|
||
tmp = 0
|
||
}
|
||
// 遍历省份数组
|
||
areas[this.province][this.city].map((v, k) => {
|
||
if (useCode ? v.value == tmp : v.label == tmp) {
|
||
this.area = k
|
||
return
|
||
}
|
||
})
|
||
this.areas = areas[this.province][this.city]
|
||
this.valueArr.splice(2, 1, this.area)
|
||
},
|
||
close() {
|
||
this.$emit('input', false)
|
||
},
|
||
// 监听用户修改了picker列选项
|
||
change(event) {
|
||
this.valueArr = event.detail.value
|
||
let i = 0
|
||
if (this.mode === 'time') {
|
||
// 使用i++是因为不知道数组的长度
|
||
if (this.params.year) this.year = this.years[this.valueArr[i++]]
|
||
if (this.params.month) this.month = this.months[this.valueArr[i++]]
|
||
if (this.params.day) this.day = this.days[this.valueArr[i++]]
|
||
if (this.params.hour) this.hour = this.hours[this.valueArr[i++]]
|
||
if (this.params.minute) this.minute = this.minutes[this.valueArr[i++]]
|
||
if (this.params.second) this.second = this.seconds[this.valueArr[i++]]
|
||
} else if (this.mode === 'region') {
|
||
// 标记省市是否发生了变化
|
||
let provinceChange = false,
|
||
cityChange = false
|
||
if (this.params.province) {
|
||
let value = this.valueArr[i++]
|
||
if (this.province != value) {
|
||
// 如果省份发生了变化，则重置市区的索引为0
|
||
this.city = 0
|
||
this.area = 0
|
||
provinceChange = true
|
||
}
|
||
this.province = value
|
||
}
|
||
if (this.params.city && !provinceChange) {
|
||
let value = this.valueArr[i++]
|
||
if (this.city != value) {
|
||
// 如果市发生了变化，则重置区的索引为0
|
||
this.area = 0
|
||
cityChange = true
|
||
}
|
||
this.city = value
|
||
}
|
||
if (this.params.area && !provinceChange && !cityChange) this.area = this.valueArr[i++]
|
||
|
||
// 如果有省市进行了改变，重新设置列表的值
|
||
if (provinceChange || cityChange) {
|
||
this.valueArr = [this.province, this.city, this.area]
|
||
}
|
||
} else if (this.mode === 'multiSelector') {
|
||
let index = null
|
||
// 对比前后两个数组，寻找变更的是哪一列，如果某一个元素不同，即可判定该列发生了变化
|
||
this.defaultSelector.map((v, idx) => {
|
||
if (v != event.detail.value[idx]) index = idx
|
||
})
|
||
// 为了让用户对多列变化时，动态设置其他列
|
||
if (index != null) {
|
||
this.$emit('columnchange', {
|
||
column: index,
|
||
index: event.detail.value[index]
|
||
})
|
||
}
|
||
}
|
||
},
|
||
// 用户点击确定按钮
|
||
getResult(event = null) {
|
||
// #ifdef MP-WEIXIN
|
||
if (this.moving) return
|
||
// #endif
|
||
let result = {}
|
||
// 只返回用户需要的数据
|
||
if (this.mode === 'time') {
|
||
if (this.params.year) result.year = this.formatNumber(this.year || 0)
|
||
if (this.params.month) result.month = this.formatNumber(this.month || 0)
|
||
if (this.params.day) result.day = this.formatNumber(this.day || 0)
|
||
if (this.params.hour) result.hour = this.formatNumber(this.hour || 0)
|
||
if (this.params.minute) result.minute = this.formatNumber(this.minute || 0)
|
||
if (this.params.second) result.second = this.formatNumber(this.second || 0)
|
||
if (this.params.timestamp) result.timestamp = this.getTimestamp()
|
||
} else if (this.mode === 'region') {
|
||
if (this.params.province) result.province = provinces[this.province]
|
||
if (this.params.city) result.city = citys[this.province][this.city]
|
||
if (this.params.area) result.area = areas[this.province][this.city][this.area]
|
||
} else if (this.mode === 'multiSelector') {
|
||
result = this.valueArr
|
||
} else if (this.mode === 'selector') {
|
||
result = this.valueArr
|
||
}
|
||
|
||
if (event) this.$emit(event, result)
|
||
this.close()
|
||
},
|
||
// 获取时间戳
|
||
getTimestamp() {
|
||
// yyyy-mm-dd为安卓写法，不支持iOS，需要使用"/"分隔，才能二者兼容
|
||
let time = this.year + '/' + this.month + '/' + this.day + ' ' + this.hour + ':' + this.minute + ':' + this.second;
|
||
return new Date(time).getTime() / 1000;
|
||
}
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style lang="scss" scoped>
|
||
|
||
.tn-picker {
|
||
&__content {
|
||
position: relative;
|
||
|
||
&__header {
|
||
position: relative;
|
||
display: flex;
|
||
flex-direction: row;
|
||
width: 100%;
|
||
height: 90rpx;
|
||
margin-top: 10rpx;
|
||
padding: 0 30rpx;
|
||
align-items: center;
|
||
justify-content: space-between;
|
||
box-sizing: border-box;
|
||
font-size: 30rpx;
|
||
background-color: #FFFFFF;
|
||
|
||
&__btn {
|
||
padding: 16rpx;
|
||
box-sizing: border-box;
|
||
text-align: center;
|
||
text-decoration: none;
|
||
}
|
||
|
||
&__title {
|
||
color: $tn-font-color;
|
||
}
|
||
|
||
&--cancel {
|
||
color: $tn-font-sub-color;
|
||
}
|
||
|
||
&--confirm {
|
||
background-color: #07C160;
|
||
color: #FFFFFF;
|
||
padding: 10rpx 25rpx;
|
||
border-radius: 10rpx;
|
||
}
|
||
}
|
||
|
||
&__body {
|
||
width: 100%;
|
||
height: 500rpx;
|
||
overflow: hidden;
|
||
background-color: #FFFFFF;
|
||
|
||
&__view {
|
||
height: 100%;
|
||
box-sizing: border-box;
|
||
}
|
||
|
||
&__item {
|
||
display: flex;
|
||
flex-direction: row;
|
||
align-items: center;
|
||
justify-content: center;
|
||
font-size: 32rpx;
|
||
color: $tn-font-color;
|
||
padding: 0 8rpx;
|
||
|
||
&--text {
|
||
font-size: 24rpx;
|
||
padding-left: 8rpx;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
</style>
|