846 lines
32 KiB
Vue
846 lines
32 KiB
Vue
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<template>
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<u-popup
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:maskCloseAble="maskCloseAble"
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mode="bottom"
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:popup="false"
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v-model="popupValue"
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length="auto"
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:safeAreaInsetBottom="safeAreaInsetBottom"
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@close="close"
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:z-index="uZIndex"
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:custom-class="customClass"
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>
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<view class="u-datetime-picker" :style="$u.toStyle(customStyle)">
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<view class="u-picker-header" @touchmove.stop.prevent="">
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<view
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class="u-btn-picker u-btn-picker--tips"
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:style="{ color: cancelColor }"
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hover-class="u-opacity"
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:hover-stay-time="150"
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@tap="getResult('cancel')"
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>
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{{ cancelText }}
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</view>
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<view class="u-picker__title u-line-1">{{ title }}</view>
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<view
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class="u-btn-picker u-btn-picker--primary"
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:style="{ color: moving ? cancelColor : confirmColor }"
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hover-class="u-opacity"
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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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>
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{{ confirmText }}
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</view>
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</view>
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<view class="u-picker-body">
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<template v-if="readyToRender">
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<picker-view
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v-if="mode == 'region'"
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:value="valueArr"
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class="u-picker-view"
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mask-class="u-picker-view-mask"
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indicator-class="u-picker-view-indicator"
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@pickstart="pickstart"
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@pickend="pickend"
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@change="change"
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>
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<picker-view-column v-if="params.province">
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<view class="u-column-item" v-for="(item, index) in provinces" :key="index">
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<view class="u-line-1">{{ item.label }}</view>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.city">
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<view class="u-column-item" v-for="(item, index) in citysRef" :key="index">
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<view class="u-line-1">{{ item.label }}</view>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.area">
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<view class="u-column-item" v-for="(item, index) in areasRef" :key="index">
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<view class="u-line-1">{{ 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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<picker-view
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v-else-if="mode == 'time'"
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:value="valueArr"
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class="u-picker-view"
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mask-class="u-picker-view-mask"
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indicator-class="u-picker-view-indicator"
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@pickstart="pickstart"
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@pickend="pickend"
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@change="change"
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>
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<picker-view-column v-if="params.year">
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<view class="u-column-item" v-for="(item, index) in years" :key="index">
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{{ item }}
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<text class="u-text" v-if="showTimeTag">年</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.month">
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<view class="u-column-item" v-for="(item, index) in months" :key="index">
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{{ formatNumber(item) }}
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<text class="u-text" v-if="showTimeTag">月</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.day">
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<view class="u-column-item" v-for="(item, index) in days" :key="index">
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{{ formatNumber(item) }}
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<text class="u-text" v-if="showTimeTag">日</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.hour">
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<view class="u-column-item" v-for="(item, index) in hours" :key="index">
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{{ formatNumber(item) }}
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<text class="u-text" v-if="showTimeTag">时</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.minute">
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<view class="u-column-item" v-for="(item, index) in minutes" :key="index">
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{{ formatNumber(item) }}
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<text class="u-text" v-if="showTimeTag">分</text>
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</view>
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</picker-view-column>
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<picker-view-column v-if="params.second">
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<view class="u-column-item" v-for="(item, index) in seconds" :key="index">
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{{ formatNumber(item) }}
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<text class="u-text" v-if="showTimeTag">秒</text>
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</view>
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</picker-view-column>
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</picker-view>
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<picker-view
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v-else-if="mode == 'selector'"
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:value="valueArr"
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class="u-picker-view"
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mask-class="u-picker-view-mask"
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indicator-class="u-picker-view-indicator"
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@pickstart="pickstart"
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@pickend="pickend"
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@change="change"
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>
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<picker-view-column>
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<view class="u-column-item" v-for="(item, index) in range" :key="index">
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<view class="u-line-1">{{ 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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<picker-view
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v-else-if="mode == 'multiSelector'"
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:value="valueArr"
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class="u-picker-view"
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mask-class="u-picker-view-mask"
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indicator-class="u-picker-view-indicator"
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@pickstart="pickstart"
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@pickend="pickend"
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@change="change"
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>
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<picker-view-column v-for="(item, index) in range" :key="index">
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<view class="u-column-item" v-for="(item1, index1) in item" :key="index1">
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<view class="u-line-1">{{ getItemValue(item1, 'multiSelector') }}</view>
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</view>
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</picker-view-column>
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</picker-view>
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</template>
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</view>
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</view>
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</u-popup>
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</template>
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<script lang="ts">
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export default {
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name: 'u-picker',
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options: {
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addGlobalClass: true,
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// #ifndef MP-TOUTIAO
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virtualHost: true,
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// #endif
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styleIsolation: 'shared'
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}
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};
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</script>
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<script setup lang="ts">
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import { ref, computed, watch, onMounted, nextTick } from 'vue';
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import provinces from '../../libs/util/province';
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import citys from '../../libs/util/city';
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import areas from '../../libs/util/area';
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import { PickerProps } from './types';
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import { $u } from '../..';
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/**
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* picker picker弹出选择器
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* @description 此选择器有两种弹出模式：一是时间模式，可以配置年，日，月，时，分，秒参数 二是地区模式，可以配置省，市，区参数
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* @tutorial https://uviewpro.cn/zh/components/picker.html
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* @property {Object} params 需要显示的参数，见官网说明
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* @property {String} mode 模式选择，region-地区类型，time-时间类型（默认time）
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* @property {String Number} start-year 可选的开始年份，mode=time时有效（默认1950）
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* @property {String Number} end-year 可选的结束年份，mode=time时有效（默认2050）
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* @property {Boolean} safe-area-inset-bottom 是否开启底部安全区适配（默认false）
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* @property {Boolean} show-time-tag 时间模式时，是否显示后面的年月日中文提示
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* @property {String} cancel-color 取消按钮的颜色（默认var(--u-content-color)）
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* @property {String} confirm-color 确认按钮的颜色（默认主题色primary）
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* @property {String} default-time 默认选中的时间，mode=time时有效
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* @property {String} confirm-text 确认按钮的文字
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* @property {String} cancel-text 取消按钮的文字
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* @property {String} default-region 默认选中的地区，中文形式，mode=region时有效
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* @property {String} default-code 默认选中的地区，编号形式，mode=region时有效
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* @property {Boolean} mask-close-able 是否允许通过点击遮罩关闭Picker（默认true）
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* @property {String Number} z-index 弹出时的z-index值（默认1075）
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* @property {Array} default-selector 数组形式，其中每一项表示选择了range对应项中的第几个
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* @property {Array} range 自定义选择的数据，mode=selector或mode=multiSelector时有效
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* @property {String} range-key 当range参数的元素为对象时，指定Object中的哪个key的值作为选择器显示内容
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* @event {Function} confirm 点击确定按钮，返回当前选择的值
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* @event {Function} cancel 点击取消按钮，返回当前选择的值
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* @example <u-picker v-model="show" mode="time"></u-picker>
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*/
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const props = defineProps(PickerProps);
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const popupValue = computed({
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get: () => props.modelValue,
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set: (val: boolean) => emit('update:modelValue', val)
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});
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const emit = defineEmits(['update:modelValue', 'confirm', 'cancel', 'columnchange']);
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// 主要数据
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const years = ref<number[]>([]);
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const months = ref<number[]>([]);
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const days = ref<number[]>([]);
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const hours = ref<number[]>([]);
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const minutes = ref<number[]>([]);
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const seconds = ref<number[]>([]);
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const year = ref<number>(0);
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const month = ref<number>(0);
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const day = ref<number>(0);
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const hour = ref<number>(0);
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const minute = ref<number>(0);
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const second = ref<number>(0);
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const startDate = ref('');
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const endDate = ref('');
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const valueArr = ref<number[]>([]);
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const provincesRef = ref<any[]>(provinces);
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const citysRef = ref<any[]>(citys[0]);
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const areasRef = ref<any[]>(areas[0][0]);
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const province = ref<number>(0);
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const city = ref<number>(0);
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const area = ref<number>(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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const moving = ref(false);
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const multiSelectorValue = ref<number[]>([]);
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// 控制 picker-view 是否渲染（等待 init 完成以避免 APP-PLUS 首次渲染时获取不到默认值）
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const readyToRender = ref(false);
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// 保存用户上次确认的值（如果用户从未确认过，则为 null）
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const savedDefaultSelector = ref<number[] | null>(
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props.defaultSelector && (props.defaultSelector as any[]).length ? (props.defaultSelector as any[]).slice() : null
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);
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const savedDefaultTime = ref<string | null>(props.defaultTime ? props.defaultTime : null);
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const savedDefaultRegion = ref<any[] | null>(
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props.defaultRegion && props.defaultRegion.length ? props.defaultRegion.slice() : null
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);
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// Helper: get effective defaults according to preserveSelection
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function getEffectiveDefaultSelector(): number[] {
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// 计算生效的 selector 默认值，并打印调试信息
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let res: number[] = [];
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if (props.preserveSelection) {
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if (savedDefaultSelector && savedDefaultSelector.value && savedDefaultSelector.value.length)
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res = savedDefaultSelector.value.slice();
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else res = (props.defaultSelector as number[]) || [0];
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} else {
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if (props.defaultSelector && (props.defaultSelector as any[]).length) res = props.defaultSelector as number[];
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else res = savedDefaultSelector.value ?? [0];
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}
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return res;
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}
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function getEffectiveDefaultTime(): string {
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let res: string;
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if (props.preserveSelection) res = savedDefaultTime.value ?? props.defaultTime ?? '';
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else res = props.defaultTime ?? savedDefaultTime.value ?? '';
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return res;
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}
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function getEffectiveDefaultRegion(): any[] {
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let res: any[] = [];
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if (props.preserveSelection) {
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if (savedDefaultRegion.value && savedDefaultRegion.value.length) res = savedDefaultRegion.value.slice();
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else res = props.defaultRegion || [];
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} else {
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if (props.defaultRegion && props.defaultRegion.length) res = props.defaultRegion.slice();
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else res = savedDefaultRegion.value ?? [];
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}
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return res;
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}
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// 计算属性
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// 引用这几个变量，是为了监听其变化
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const propsChange = computed(
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() =>
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`${props.mode}-${props.defaultTime}-${props.startYear}-${props.endYear}-${props.defaultRegion}-${props.areaCode}`
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);
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// 引用这几个变量，是为了监听其变化
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const regionChange = computed(() => `${province.value}-${city.value}`);
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const yearAndMonth = computed(() => `${year.value}-${month.value}`);
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// 如果用户有传递z-index值，优先使用
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const uZIndex = computed(() => (props.zIndex ? props.zIndex : $u.zIndex.popup));
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// 当外部的默认值被动态修改时，如果 preserveSelection 为 false，应把外部值视为新的 saved 值并在打开时生效
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watch(
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() => props.defaultSelector,
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async n => {
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if (!props.preserveSelection) {
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savedDefaultSelector.value = n && (n as any[]).length ? (n as any[]).slice() : null;
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if (props.modelValue) {
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// reinit while open
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readyToRender.value = false;
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await nextTick();
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// #ifdef APP-PLUS
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await new Promise(resolve => setTimeout(resolve, 20));
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// #endif
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await init();
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readyToRender.value = true;
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}
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}
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},
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{ deep: true }
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);
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|
|
|||
|
|
watch(
|
|||
|
|
() => props.defaultTime,
|
|||
|
|
async n => {
|
|||
|
|
if (!props.preserveSelection) {
|
|||
|
|
savedDefaultTime.value = n || null;
|
|||
|
|
if (props.modelValue) {
|
|||
|
|
readyToRender.value = false;
|
|||
|
|
await nextTick();
|
|||
|
|
// #ifdef APP-PLUS
|
|||
|
|
await new Promise(resolve => setTimeout(resolve, 20));
|
|||
|
|
// #endif
|
|||
|
|
await init();
|
|||
|
|
readyToRender.value = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
watch(
|
|||
|
|
() => props.defaultRegion,
|
|||
|
|
async n => {
|
|||
|
|
if (!props.preserveSelection) {
|
|||
|
|
savedDefaultRegion.value = n && (n as any[]).length ? (n as any[]).slice() : null;
|
|||
|
|
if (props.modelValue) {
|
|||
|
|
readyToRender.value = false;
|
|||
|
|
await nextTick();
|
|||
|
|
// #ifdef APP-PLUS
|
|||
|
|
await new Promise(resolve => setTimeout(resolve, 20));
|
|||
|
|
// #endif
|
|||
|
|
await init();
|
|||
|
|
readyToRender.value = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
{ deep: true }
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
// 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
|
|||
|
|
watch(regionChange, () => {
|
|||
|
|
citysRef.value = citys[province.value];
|
|||
|
|
areasRef.value = areas[province.value][city.value];
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
// watch监听月份的变化，实时变更日的天数，因为不同月份，天数不一样
|
|||
|
|
// 一个月可能有30，31天，甚至闰年2月的29天，平年2月28天
|
|||
|
|
watch(yearAndMonth, () => {
|
|||
|
|
if (props.params.year) setDays();
|
|||
|
|
});
|
|||
|
|
watch(
|
|||
|
|
() => props.modelValue,
|
|||
|
|
async n => {
|
|||
|
|
if (n) {
|
|||
|
|
// 等待一次 DOM 更新
|
|||
|
|
await nextTick();
|
|||
|
|
// APP-PLUS 原生控件可能需要更长的原生初始化时间，先短延迟以提高稳定性
|
|||
|
|
// #ifdef APP-PLUS
|
|||
|
|
await new Promise(resolve => setTimeout(resolve, 20));
|
|||
|
|
// #endif
|
|||
|
|
// 初始化数据并在完成后再渲染 picker-view
|
|||
|
|
await init();
|
|||
|
|
readyToRender.value = true;
|
|||
|
|
} else {
|
|||
|
|
// 关闭时隐藏 picker，保留已保存的值
|
|||
|
|
readyToRender.value = false;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
// 方法区
|
|||
|
|
/**
|
|||
|
|
* 标识滑动开始，只有微信小程序才有这样的事件
|
|||
|
|
*/
|
|||
|
|
function pickstart() {
|
|||
|
|
// #ifdef MP-WEIXIN
|
|||
|
|
moving.value = true;
|
|||
|
|
// #endif
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 标识滑动结束
|
|||
|
|
*/
|
|||
|
|
function pickend() {
|
|||
|
|
// #ifdef MP-WEIXIN
|
|||
|
|
moving.value = false;
|
|||
|
|
// #endif
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 对单列和多列形式的判断是否有传入变量的情况
|
|||
|
|
* @param item 当前项
|
|||
|
|
* @param mode 模式
|
|||
|
|
*/
|
|||
|
|
function getItemValue(item: any, mode: string) {
|
|||
|
|
// 目前(2020-05-25)uni-app对微信小程序编译有错误，导致v-if为false中的内容也执行，错误导致
|
|||
|
|
// 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
|
|||
|
|
if (props.mode == mode) {
|
|||
|
|
return typeof item == 'object' ? item[props.rangeKey] : item;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 小于10前面补0，用于月份，日期，时分秒等
|
|||
|
|
*/
|
|||
|
|
function formatNumber(num: number | string) {
|
|||
|
|
return +num < 10 ? '0' + num : String(num);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 生成递进的数组
|
|||
|
|
*/
|
|||
|
|
function generateArray(start: number, end: number) {
|
|||
|
|
// 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
|
|||
|
|
start = Number(start);
|
|||
|
|
end = Number(end);
|
|||
|
|
end = end > start ? end : start;
|
|||
|
|
// 生成数组，获取其中的索引，并剪出来
|
|||
|
|
return [...Array(end + 1).keys()].slice(start);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 获取数组中指定值的索引
|
|||
|
|
*/
|
|||
|
|
function getIndex(arr: any[], val: any) {
|
|||
|
|
let index = arr.indexOf(val);
|
|||
|
|
// 如果index为-1(即找不到index值)，~(-1)=-(-1)-1=0，导致条件不成立
|
|||
|
|
return ~index ? index : 0;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 日期时间处理，初始化各时间字段
|
|||
|
|
*/
|
|||
|
|
function initTimeValue() {
|
|||
|
|
// 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
|
|||
|
|
const effectiveTime = getEffectiveDefaultTime() || '';
|
|||
|
|
let fdate = effectiveTime.replace(/\-/g, '/');
|
|||
|
|
fdate = fdate && fdate.indexOf('/') == -1 ? `2020/01/01 ${fdate}` : fdate;
|
|||
|
|
let time: Date;
|
|||
|
|
if (fdate) time = new Date(fdate);
|
|||
|
|
else time = new Date();
|
|||
|
|
// 获取年日月时分秒
|
|||
|
|
year.value = time.getFullYear();
|
|||
|
|
month.value = Number(time.getMonth()) + 1;
|
|||
|
|
day.value = time.getDate();
|
|||
|
|
hour.value = time.getHours();
|
|||
|
|
minute.value = time.getMinutes();
|
|||
|
|
second.value = time.getSeconds();
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 初始化picker各列数据
|
|||
|
|
*/
|
|||
|
|
async function init() {
|
|||
|
|
valueArr.value = [];
|
|||
|
|
if (props.mode == 'time') {
|
|||
|
|
initTimeValue();
|
|||
|
|
if (props.params.year) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setYears();
|
|||
|
|
}
|
|||
|
|
if (props.params.month) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setMonths();
|
|||
|
|
}
|
|||
|
|
if (props.params.day) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setDays();
|
|||
|
|
}
|
|||
|
|
if (props.params.hour) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setHours();
|
|||
|
|
}
|
|||
|
|
if (props.params.minute) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setMinutes();
|
|||
|
|
}
|
|||
|
|
if (props.params.second) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setSeconds();
|
|||
|
|
}
|
|||
|
|
} else if (props.mode == 'region') {
|
|||
|
|
if (props.params.province) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setProvinces();
|
|||
|
|
}
|
|||
|
|
if (props.params.city) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setCitys();
|
|||
|
|
}
|
|||
|
|
if (props.params.area) {
|
|||
|
|
valueArr.value.push(0);
|
|||
|
|
setAreas();
|
|||
|
|
}
|
|||
|
|
} else if (props.mode == 'selector') {
|
|||
|
|
// use effective default selector according to preserveSelection
|
|||
|
|
valueArr.value = getEffectiveDefaultSelector();
|
|||
|
|
} else if (props.mode == 'multiSelector') {
|
|||
|
|
valueArr.value = getEffectiveDefaultSelector();
|
|||
|
|
multiSelectorValue.value = getEffectiveDefaultSelector();
|
|||
|
|
}
|
|||
|
|
// 等待 DOM 与 Vue 响应式更新完成，确保在原生组件挂载时数据已就绪
|
|||
|
|
await nextTick();
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置年份列
|
|||
|
|
*/
|
|||
|
|
function setYears() {
|
|||
|
|
// 获取年份集合
|
|||
|
|
years.value = generateArray(props.startYear as number, props.endYear as number);
|
|||
|
|
// 设置this.valueArr某一项的值，是为了让picker预选中某一个值
|
|||
|
|
valueArr.value.splice(valueArr.value.length - 1, 1, getIndex(years.value, year.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置月份列
|
|||
|
|
*/
|
|||
|
|
function setMonths() {
|
|||
|
|
months.value = generateArray(1, 12);
|
|||
|
|
valueArr.value.splice(valueArr.value.length - 1, 1, getIndex(months.value, month.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置天数列
|
|||
|
|
*/
|
|||
|
|
function setDays() {
|
|||
|
|
let totalDays = new Date(year.value, month.value, 0).getDate();
|
|||
|
|
days.value = generateArray(1, totalDays);
|
|||
|
|
let index = 0;
|
|||
|
|
// 这里不能使用类似setMonths()中的this.valueArr.splice(this.valueArr.length - 1, 1, xxx)做法
|
|||
|
|
// 因为this.month和this.year变化时，会触发watch中的this.setDays()，导致this.valueArr.length计算有误
|
|||
|
|
if (props.params.year && props.params.month) index = 2;
|
|||
|
|
else if (props.params.month) index = 1;
|
|||
|
|
else if (props.params.year) index = 1;
|
|||
|
|
else index = 0;
|
|||
|
|
// 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
|
|||
|
|
// 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)
|
|||
|
|
if (day.value > days.value.length) day.value = days.value.length;
|
|||
|
|
valueArr.value.splice(index, 1, getIndex(days.value, day.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置小时列
|
|||
|
|
*/
|
|||
|
|
function setHours() {
|
|||
|
|
hours.value = generateArray(0, 23);
|
|||
|
|
valueArr.value.splice(valueArr.value.length - 1, 1, getIndex(hours.value, hour.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置分钟列
|
|||
|
|
*/
|
|||
|
|
function setMinutes() {
|
|||
|
|
minutes.value = generateArray(0, 59);
|
|||
|
|
valueArr.value.splice(valueArr.value.length - 1, 1, getIndex(minutes.value, minute.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置秒数列
|
|||
|
|
*/
|
|||
|
|
function setSeconds() {
|
|||
|
|
seconds.value = generateArray(0, 59);
|
|||
|
|
valueArr.value.splice(valueArr.value.length - 1, 1, getIndex(seconds.value, second.value));
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置省份列
|
|||
|
|
*/
|
|||
|
|
function setProvinces() {
|
|||
|
|
// 判断是否需要province参数
|
|||
|
|
if (!props.params.province) return;
|
|||
|
|
let tmp: any = 0;
|
|||
|
|
let useCode = false;
|
|||
|
|
// 如果同时配置了defaultRegion和areaCode，优先使用areaCode参数
|
|||
|
|
if (props.areaCode.length) {
|
|||
|
|
tmp = props.areaCode[0];
|
|||
|
|
useCode = true;
|
|||
|
|
} else {
|
|||
|
|
const effRegion = getEffectiveDefaultRegion();
|
|||
|
|
if (effRegion && effRegion.length) tmp = effRegion[0];
|
|||
|
|
}
|
|||
|
|
// 历遍省份数组匹配
|
|||
|
|
provinces.map((v: any, k: number) => {
|
|||
|
|
if (useCode ? v.value == tmp : v.label == tmp) {
|
|||
|
|
tmp = k;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
province.value = tmp;
|
|||
|
|
provincesRef.value = provinces;
|
|||
|
|
// 设置默认省份的值
|
|||
|
|
valueArr.value.splice(0, 1, province.value);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置城市列
|
|||
|
|
*/
|
|||
|
|
function setCitys() {
|
|||
|
|
if (!props.params.city) return;
|
|||
|
|
let tmp: any = 0;
|
|||
|
|
let useCode = false;
|
|||
|
|
if (props.areaCode.length) {
|
|||
|
|
tmp = props.areaCode[1];
|
|||
|
|
useCode = true;
|
|||
|
|
} else {
|
|||
|
|
const effRegion = getEffectiveDefaultRegion();
|
|||
|
|
if (effRegion && effRegion.length) tmp = effRegion[1];
|
|||
|
|
}
|
|||
|
|
// 历遍城市数组匹配
|
|||
|
|
citys[province.value].map((v: any, k: number) => {
|
|||
|
|
if (useCode ? v.value == tmp : v.label == tmp) {
|
|||
|
|
tmp = k;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
city.value = tmp;
|
|||
|
|
citysRef.value = citys[province.value];
|
|||
|
|
// 设置默认城市的值
|
|||
|
|
valueArr.value.splice(1, 1, city.value);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 设置区县列
|
|||
|
|
*/
|
|||
|
|
function setAreas() {
|
|||
|
|
if (!props.params.area) return;
|
|||
|
|
let tmp: any = 0;
|
|||
|
|
let useCode = false;
|
|||
|
|
if (props.areaCode.length) {
|
|||
|
|
tmp = props.areaCode[2];
|
|||
|
|
useCode = true;
|
|||
|
|
} else {
|
|||
|
|
const effRegion = getEffectiveDefaultRegion();
|
|||
|
|
if (effRegion && effRegion.length) tmp = effRegion[2];
|
|||
|
|
}
|
|||
|
|
// 历遍区县数组匹配
|
|||
|
|
areas[province.value][city.value].map((v: any, k: number) => {
|
|||
|
|
if (useCode ? v.value == tmp : v.label == tmp) {
|
|||
|
|
tmp = k;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
area.value = tmp;
|
|||
|
|
areasRef.value = areas[province.value][city.value];
|
|||
|
|
// 设置默认区县的值
|
|||
|
|
valueArr.value.splice(2, 1, area.value);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 关闭picker弹窗
|
|||
|
|
*/
|
|||
|
|
function close() {
|
|||
|
|
emit('update:modelValue', false);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 用户更改picker的列选项
|
|||
|
|
* @param e 事件对象
|
|||
|
|
*/
|
|||
|
|
function change(e: any) {
|
|||
|
|
valueArr.value = e.detail.value;
|
|||
|
|
let i = 0;
|
|||
|
|
if (props.mode == 'time') {
|
|||
|
|
// 这里使用i++，是因为valueArr数组的长度是不确定长度的，它根据params的值来配置长度
|
|||
|
|
// 进入if规则，i会加1，保证了能获取准确的值
|
|||
|
|
if (props.params.year) year.value = years.value[valueArr.value[i++]];
|
|||
|
|
if (props.params.month) month.value = months.value[valueArr.value[i++]];
|
|||
|
|
if (props.params.day) day.value = days.value[valueArr.value[i++]];
|
|||
|
|
if (props.params.hour) hour.value = hours.value[valueArr.value[i++]];
|
|||
|
|
if (props.params.minute) minute.value = minutes.value[valueArr.value[i++]];
|
|||
|
|
if (props.params.second) second.value = seconds.value[valueArr.value[i++]];
|
|||
|
|
} else if (props.mode == 'region') {
|
|||
|
|
if (props.params.province) province.value = valueArr.value[i++];
|
|||
|
|
if (props.params.city) city.value = valueArr.value[i++];
|
|||
|
|
if (props.params.area) area.value = valueArr.value[i++];
|
|||
|
|
} else if (props.mode == 'multiSelector') {
|
|||
|
|
let index: number | null = 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
|
|||
|
|
(props.defaultSelector as number[]).map((val: number, idx: number) => {
|
|||
|
|
if (val != e.detail.value[idx]) index = idx;
|
|||
|
|
});
|
|||
|
|
// 为了让用户对多列变化时，对动态设置其他列的变更
|
|||
|
|
if (index != null) {
|
|||
|
|
emit('columnchange', {
|
|||
|
|
column: index,
|
|||
|
|
index: e.detail.value[index]
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 用户点击确定/取消按钮，获取结果
|
|||
|
|
* @param event 事件名
|
|||
|
|
*/
|
|||
|
|
function getResult(event: string | null = null) {
|
|||
|
|
// #ifdef MP-WEIXIN
|
|||
|
|
// 微信小程序滑动中不允许点击确定，防止取值不准确
|
|||
|
|
if (moving.value) return;
|
|||
|
|
// #endif
|
|||
|
|
let result: any = {};
|
|||
|
|
// 只返回用户在params中配置了为true的字段
|
|||
|
|
if (props.mode == 'time') {
|
|||
|
|
if (props.params.year) result.year = formatNumber(year.value || 0); // 年
|
|||
|
|
if (props.params.month) result.month = formatNumber(month.value || 0); // 月
|
|||
|
|
if (props.params.day) result.day = formatNumber(day.value || 0); // 日
|
|||
|
|
if (props.params.hour) result.hour = formatNumber(hour.value || 0); // 时
|
|||
|
|
if (props.params.minute) result.minute = formatNumber(minute.value || 0); // 分
|
|||
|
|
if (props.params.second) result.second = formatNumber(second.value || 0); // 秒
|
|||
|
|
if (props.params.timestamp) result.timestamp = getTimestamp(); // 时间戳
|
|||
|
|
} else if (props.mode == 'region') {
|
|||
|
|
// 地区模式，返回省市区对象
|
|||
|
|
if (props.params.province) result.province = provinces[province.value];
|
|||
|
|
if (props.params.city) result.city = citys[province.value][city.value];
|
|||
|
|
if (props.params.area) result.area = areas[province.value][city.value][area.value];
|
|||
|
|
} else if (props.mode == 'selector') {
|
|||
|
|
// 单列选择器，直接返回选中下标数组
|
|||
|
|
result = valueArr.value;
|
|||
|
|
} else if (props.mode == 'multiSelector') {
|
|||
|
|
// 多列选择器，直接返回选中下标数组
|
|||
|
|
result = valueArr.value;
|
|||
|
|
}
|
|||
|
|
// 只允许 emit 已声明的事件类型
|
|||
|
|
// 保存用户确认的选择为下次默认（如果用户点了确认）
|
|||
|
|
if (event === 'confirm') {
|
|||
|
|
// time 模式保存字符串
|
|||
|
|
if (props.mode == 'time') {
|
|||
|
|
// 构造时间字符串，按 year-month-day [hour:minute:second]
|
|||
|
|
const pad = (n: number) => (n < 10 ? '0' + n : '' + n);
|
|||
|
|
let timeStr = `${year.value}-${pad(month.value)}-${pad(day.value)}`;
|
|||
|
|
if (props.params.hour)
|
|||
|
|
timeStr +=
|
|||
|
|
` ${pad(hour.value)}:${pad(minute.value)}` + (props.params.second ? `:${pad(second.value)}` : '');
|
|||
|
|
savedDefaultTime.value = timeStr;
|
|||
|
|
} else if (props.mode == 'region') {
|
|||
|
|
// 保存为 label 数组，便于 later 使用 defaultRegion
|
|||
|
|
const prov = provinces[province.value] ? provinces[province.value].label : undefined;
|
|||
|
|
const cit =
|
|||
|
|
citys[province.value] && citys[province.value][city.value]
|
|||
|
|
? citys[province.value][city.value].label
|
|||
|
|
: undefined;
|
|||
|
|
const are =
|
|||
|
|
areas[province.value] &&
|
|||
|
|
areas[province.value][city.value] &&
|
|||
|
|
areas[province.value][city.value][area.value]
|
|||
|
|
? areas[province.value][city.value][area.value].label
|
|||
|
|
: undefined;
|
|||
|
|
const arr: any[] = [];
|
|||
|
|
if (prov !== undefined) arr.push(prov);
|
|||
|
|
if (cit !== undefined) arr.push(cit);
|
|||
|
|
if (are !== undefined) arr.push(are);
|
|||
|
|
savedDefaultRegion.value = arr;
|
|||
|
|
} else if (props.mode == 'selector' || props.mode == 'multiSelector') {
|
|||
|
|
savedDefaultSelector.value = valueArr.value ? valueArr.value.slice() : null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (event && ['update:modelValue', 'confirm', 'cancel', 'columnchange'].includes(event))
|
|||
|
|
emit(event as 'update:modelValue' | 'confirm' | 'cancel' | 'columnchange', result);
|
|||
|
|
close();
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 获取时间戳（秒）
|
|||
|
|
* @returns {number} 时间戳
|
|||
|
|
*/
|
|||
|
|
function 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 =
|
|||
|
|
year.value + '/' + month.value + '/' + day.value + ' ' + hour.value + ':' + minute.value + ':' + second.value;
|
|||
|
|
return new Date(time).getTime() / 1000;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 组件挂载时初始化
|
|||
|
|
onMounted(() => {
|
|||
|
|
init();
|
|||
|
|
});
|
|||
|
|
</script>
|
|||
|
|
|
|||
|
|
<style lang="scss" scoped>
|
|||
|
|
@import '../../libs/css/style.components.scss';
|
|||
|
|
|
|||
|
|
.u-datetime-picker {
|
|||
|
|
position: relative;
|
|||
|
|
z-index: 999;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-picker-view {
|
|||
|
|
height: 100%;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-picker-header {
|
|||
|
|
width: 100%;
|
|||
|
|
height: 90rpx;
|
|||
|
|
@include vue-flex;
|
|||
|
|
justify-content: space-between;
|
|||
|
|
align-items: center;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
font-size: 30rpx;
|
|||
|
|
background-color: var(--u-bg-white);
|
|||
|
|
position: relative;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-picker-header::after {
|
|||
|
|
content: '';
|
|||
|
|
position: absolute;
|
|||
|
|
border-bottom: 1rpx solid var(--u-border-color);
|
|||
|
|
-webkit-transform: scaleY(0.5);
|
|||
|
|
transform: scaleY(0.5);
|
|||
|
|
bottom: 0;
|
|||
|
|
right: 0;
|
|||
|
|
left: 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-picker__title {
|
|||
|
|
color: $u-content-color;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-picker-body {
|
|||
|
|
width: 100%;
|
|||
|
|
height: 500rpx;
|
|||
|
|
overflow: hidden;
|
|||
|
|
background-color: var(--u-bg-white);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-column-item {
|
|||
|
|
@include vue-flex;
|
|||
|
|
align-items: center;
|
|||
|
|
justify-content: center;
|
|||
|
|
font-size: 32rpx;
|
|||
|
|
color: $u-main-color;
|
|||
|
|
padding: 0 8rpx;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-text {
|
|||
|
|
font-size: 24rpx;
|
|||
|
|
padding-left: 8rpx;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-btn-picker {
|
|||
|
|
min-width: 150rpx;
|
|||
|
|
padding: 20rpx 30rpx;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
text-align: center;
|
|||
|
|
text-decoration: none;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-opacity {
|
|||
|
|
opacity: 0.5;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-btn-picker--primary {
|
|||
|
|
color: $u-type-primary;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
.u-btn-picker--tips {
|
|||
|
|
color: $u-tips-color;
|
|||
|
|
}
|
|||
|
|
</style>
|