<template>
	<view class="calendar-content" v-if="showCalendar">
		<text class="example-info">日历组件可以查看日期，选择任意范围内的日期，打点操作。常用场景如：酒店日期预订、火车机票选择购买日期、上下班打卡等。</text>
		<uni-section title="插入模式" type="line"></uni-section>
		<view>
			<!-- 插入模式 -->
			<uni-calendar class="uni-calendar--hook" :selected="info.selected" :showMonth="false" @change="change"
				@monthSwitch="monthSwitch" />
		</view>
		<uni-section class="hideOnPc" title="弹出模式" type="line"></uni-section>
		<view class="example-body hideOnPc">
			<button class="calendar-button" type="button" @click="open">打开日历</button>
		</view>
		<uni-calendar ref="calendar" class="uni-calendar--hook" :clear-date="true" :date="info.date"
			:insert="info.insert" :lunar="info.lunar" :startDate="info.startDate" :endDate="info.endDate"
			:range="info.range" @confirm="confirm" @close="close" />
	</view>
</template>

<script>
	/**
	 * 获取任意时间
	 */
	function getDate(date, AddDayCount = 0) {
		if (!date) {
			date = new Date()
		}
		if (typeof date !== 'object') {
			date = date.replace(/-/g, '/')
		}
		const dd = new Date(date)

		dd.setDate(dd.getDate() + AddDayCount) // 获取AddDayCount天后的日期

		const y = dd.getFullYear()
		const m = dd.getMonth() + 1 < 10 ? '0' + (dd.getMonth() + 1) : dd.getMonth() + 1 // 获取当前月份的日期，不足10补0
		const d = dd.getDate() < 10 ? '0' + dd.getDate() : dd.getDate() // 获取当前几号，不足10补0
		return {
			fullDate: y + '-' + m + '-' + d,
			year: y,
			month: m,
			date: d,
			day: dd.getDay()
		}
	}
	export default {
		components: {},
		data() {
			return {
				showCalendar: false,
				info: {
					lunar: true,
					range: true,
					insert: false,
					selected: []
				}
			}
		},
		onReady() {
			this.$nextTick(() => {
				this.showCalendar = true
			})
			// TODO 模拟请求异步同步数据
			setTimeout(() => {
				this.info.date = getDate(new Date(), -30).fullDate
				this.info.startDate = getDate(new Date(), -60).fullDate
				this.info.endDate = getDate(new Date(), 30).fullDate
				this.info.selected = [{
						date: getDate(new Date(), -3).fullDate,
						info: '打卡'
					},
					{
						date: getDate(new Date(), -2).fullDate,
						info: '签到',
						data: {
							custom: '自定义信息',
							name: '自定义消息头'
						}
					},
					{
						date: getDate(new Date(), -1).fullDate,
						info: '已打卡'
					}
				]
			}, 2000)
		},
		methods: {
			open() {
				this.$refs.calendar.open()
			},
			close() {
				console.log('弹窗关闭');
			},
			change(e) {
				console.log('change 返回:', e)
				// 模拟动态打卡
				if (this.info.selected.length > 5) return
				this.info.selected.push({
					date: e.fulldate,
					info: '打卡'
				})
			},
			confirm(e) {
				console.log('confirm 返回:', e)
			},
			monthSwitch(e) {
				console.log('monthSwitchs 返回:', e)
			}
		}
	}
</script>

<style lang="scss">
	.example-body {
		/* #ifndef APP-NVUE */
		display: flex;
		/* #endif */
		flex-direction: row;
	}

	.calendar-button {
		flex: 1;
		font-weight: bold;
		font-size: 32rpx;
	}
</style>
