346 lines
8.1 KiB
Vue
346 lines
8.1 KiB
Vue
<template>
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<view>
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<view v-if="hasSlot" @tap="show">
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<slot />
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</view>
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<view class="xp-picker" :style="{ visibility: pickerVisible ? 'visible' : 'hidden' }">
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<view
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class="xp-picker-mask"
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:class="{ 'xp-picker-animation': animation }"
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:style="{ opacity: pickerVisible ? 0.6 : 0 }"
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@tap="_cancel"
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></view>
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<view
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class="xp-picker-container"
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:class="{ 'xp-picker-container--show': pickerVisible, 'xp-picker-animation': animation }"
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>
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<view v-if="actionPosition === 'top'" class="xp-picker-action">
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<view class="xp-picker-action--cancel" @tap="_cancel">取消</view>
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<view class="xp-picker-action--confirm" @tap="_confirm">确定</view>
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</view>
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<view v-if="isError" class="xp-picker-error" :style="{ height: height + 'vh' }">
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<text>Error！please check your configuration</text>
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<text>（请检查你的配置 或 查看控制台错误信息）</text>
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</view>
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<picker-view
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v-else
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:style="{ height: height + 'vh' }"
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indicator-style="height:40px;"
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:value="selected"
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@change="_change"
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>
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<picker-view-column v-for="(k, i) in modeArr" :key="i" class="xp-picker-column">
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<view class="xp-picker-list-item" v-for="(item, index) in cols[i]" :key="index">
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{{ item + units[i] }}
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</view>
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</picker-view-column>
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</picker-view>
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<view v-if="actionPosition === 'bottom'" class="xp-picker-btns">
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<view class="xp-button xp-button--cancel" @tap="_cancel">取消</view>
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<view class="xp-button xp-button--confirm" @tap="_confirm">确定</view>
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</view>
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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 tool from "@/util/tool.js"
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import { templateFactory, getLocalTime, fmtNumber, time2Timestamp, getDate } from "./util.js"
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export default {
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name: "XpPicker",
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data() {
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return {
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isError: true,
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isConfirm: false,
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pickerVisible: false,
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template: {},
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cols: [],
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selected: [],
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}
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},
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props: {
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startOrEnd: {
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type: String,
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default: "start",
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},
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startTime: {
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type: String,
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default: "",
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},
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endTime: {
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type: String,
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default: "",
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},
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mode: {
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type: String,
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default: "ymd",
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},
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animation: {
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type: Boolean,
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default: true,
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},
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height: {
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type: [Number, String],
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default: 35,
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},
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"action-position": {
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type: String,
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default: "bottom",
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},
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"year-range": {
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type: Array,
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default: () => [2010, 2035],
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},
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value: {
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type: String,
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default: null,
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},
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history: {
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type: Boolean,
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default: false,
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},
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},
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watch: {
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mode() {
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this.render()
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},
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},
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computed: {
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hasSlot() {
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return !!this.$slots["default"]
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},
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modeArr() {
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return this.mode.split("")
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},
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units() {
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const arr = []
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for (const k in this.template) {
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if (this.mode.indexOf(k) !== -1) arr.push(this.template[k].text)
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}
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return arr
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},
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},
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created() {
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this.render()
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},
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methods: {
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render() {
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this.assert() //检查用户配置
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this.template = templateFactory(this) //生成所需列 默认模板
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this.initCols() //根据模板 初始化列
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this.initSelected() //设置默认值
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},
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assert() {
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if ("ymdhis".indexOf(this.mode) === -1) {
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throw new Error("render error，illegal 'mode'")
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}
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if (getLocalTime(this.mode) == undefined) {
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throw new Error("render error，the 'mode' is not found")
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}
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if (this.value != null) {
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const arr = this.value.split(/-|:|\s/)
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if (arr.length != this.modeArr.length) {
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throw new Error("render error，because the 'value' cannot be formatted as 'mode'")
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}
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}
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if (this.yearRange.length !== 2) {
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throw new Error("render error，because the length of array 'year-rang' must be 2")
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}
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this.isError = false
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},
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initCols() {
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for (const k of this.mode) {
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const range = this.template[k].range
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this.fillCol(k, ...range)
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}
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},
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initSelected() {
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const v = this.value || getLocalTime(this.mode)
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if (this.startOrEnd === "start") {
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this.setSelected(this.startTime)
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} else {
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this.setSelected(this.endTime)
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}
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},
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fillCol(k, s, e) {
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const index = this.mode.indexOf(k)
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let arr = []
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for (let i = s; i <= e; i++) arr.push(fmtNumber(i))
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this.$set(this.cols, index, arr)
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},
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//dt 时间字符串 如 '2020-02-16'
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setSelected(dt) {
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const arr = dt.split(/-|:|\s/)
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const a = this.cols
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for (let i = 0; i < a.length; i++) this.$set(this.selected, i, a[i].indexOf(arr[i]))
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},
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resolveCurrentDt() {
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let str = ""
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for (let i = 0; i < this.selected.length; i++) str += this.cols[i][this.selected[i]] + this.units[i]
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let dt = str
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.replace("年", "-")
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.replace("月", "-")
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.replace("日", " ")
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.replace("时", ":")
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.replace("分", ":")
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.replace("秒", "")
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if (!this.mode.endsWith("s")) dt = dt.substring(0, dt.length - 1)
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dt = dt.split("undefined").join("00")
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return dt
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},
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show() {
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if (this.history) {
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if (!this.isConfirm) this.initSelected()
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} else this.initSelected()
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this.pickerVisible = true
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},
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_confirm() {
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if (!this.isError) this.$emit("confirm", this._getResult())
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if (!this.isConfirm) this.isConfirm = true
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this.pickerVisible = false
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},
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_getResult() {
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const detail = {
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value: this.resolveCurrentDt(),
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}
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const tp = time2Timestamp(detail.value)
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if (!isNaN(tp)) detail.timestamp = tp
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return detail
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},
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_cancel() {
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this.$emit("cancel")
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this.pickerVisible = false
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},
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_change(e) {
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let col
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const newValue = e.detail.value
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for (let i = 0; i < newValue.length; i++) {
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if (newValue[i] !== this.selected[i]) {
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col = this.modeArr[i]
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break
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}
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}
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this.selected = newValue
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const index = this.mode.indexOf("d")
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if (index !== -1 && (col === "y" || col === "m")) {
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const currentDt = this.resolveCurrentDt()
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this.fillCol("d", 1, getDate(currentDt))
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}
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},
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},
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}
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</script>
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<style scoped lang="scss">
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.xp-picker {
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position: fixed;
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top: 0;
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bottom: 0;
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left: 0;
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right: 0;
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z-index: 999;
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font-size: 30rpx;
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}
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.xp-picker-container {
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position: fixed;
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bottom: 0;
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transform: translateY(100%);
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z-index: 999;
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width: 100%;
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background-color: #fff;
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visibility: hidden;
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}
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.xp-picker-container--show {
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transform: translateY(0);
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visibility: visible;
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}
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.xp-picker-mask {
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z-index: 998;
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width: 100%;
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height: 100%;
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background-color: rgb(0, 0, 0);
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}
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.xp-picker-animation {
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transition: all 0.25s;
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}
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.xp-picker-error {
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width: 100%;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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color: #ff0000;
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}
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.xp-picker-action {
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: center;
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height: 90rpx;
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padding: 0 28rpx;
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box-sizing: border-box;
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position: relative;
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font-size: 34rpx;
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border-bottom: 0.5px solid #e5e5e5;
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}
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.xp-picker-btns {
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width: 100%;
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display: flex;
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justify-content: space-around;
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align-items: center;
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height: 160rpx;
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padding: 0 20rpx;
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box-sizing: border-box;
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position: relative;
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}
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.xp-button {
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height: 45px;
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}
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.xp-button--cancel {
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width: 115px;
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border-radius: 5px;
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background: #fff;
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border: 0.5px solid #c5c7cc;
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}
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.xp-button--confirm {
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width: 180px;
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height: 45px;
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border-radius: 5px;
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background: #3981ff;
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border: 1.5px solid #3981ff;
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color: #fff;
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}
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.xp-button--confirm,
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.xp-button--cancel {
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display: flex;
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flex-wrap: nowrap;
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justify-content: center;
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align-items: center;
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}
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.xp-picker-column {
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text-align: center;
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border: none;
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font-size: 34rpx;
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}
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.xp-picker-list-item {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 40px;
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}
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</style>
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