<template>
<div class="mkw-calendar" :class="{ _panel: !props.transparent }">
	<div class="calendar" :class="{ isHoliday }">
		<p class="month-and-year">
			<span class="year">{{ $t('yearX', { year }) }}</span>
			<span class="month">{{ $t('monthX', { month }) }}</span>
		</p>
		<p v-if="month === 1 && day === 1" class="day">🎉{{ $t('dayX', { day }) }}<span style="display: inline-block; transform: scaleX(-1);">🎉</span></p>
		<p v-else class="day">{{ $t('dayX', { day }) }}</p>
		<p class="week-day">{{ weekDay }}</p>
	</div>
	<div class="info">
		<div>
			<p>{{ $ts.today }}: <b>{{ dayP.toFixed(1) }}%</b></p>
			<div class="meter">
				<div class="val" :style="{ width: `${dayP}%` }"></div>
			</div>
		</div>
		<div>
			<p>{{ $ts.thisMonth }}: <b>{{ monthP.toFixed(1) }}%</b></p>
			<div class="meter">
				<div class="val" :style="{ width: `${monthP}%` }"></div>
			</div>
		</div>
		<div>
			<p>{{ $ts.thisYear }}: <b>{{ yearP.toFixed(1) }}%</b></p>
			<div class="meter">
				<div class="val" :style="{ width: `${yearP}%` }"></div>
			</div>
		</div>
	</div>
</div>
</template>

<script lang="ts">
import { defineComponent } from 'vue';
import define from './define';

const widget = define({
	name: 'calendar',
	props: () => ({
		transparent: {
			type: 'boolean',
			default: false,
		},
	})
});

export default defineComponent({
	extends: widget,
	data() {
		return {
			now: new Date(),
			year: null,
			month: null,
			day: null,
			weekDay: null,
			yearP: null,
			dayP: null,
			monthP: null,
			isHoliday: null,
			clock: null
		};
	},
	created() {
		this.tick();
		this.clock = setInterval(this.tick, 1000);
	},
	beforeUnmount() {
		clearInterval(this.clock);
	},
	methods: {
		tick() {
			const now = new Date();
			const nd = now.getDate();
			const nm = now.getMonth();
			const ny = now.getFullYear();

			this.year = ny;
			this.month = nm + 1;
			this.day = nd;
			this.weekDay = [
				this.$ts._weekday.sunday,
				this.$ts._weekday.monday,
				this.$ts._weekday.tuesday,
				this.$ts._weekday.wednesday,
				this.$ts._weekday.thursday,
				this.$ts._weekday.friday,
				this.$ts._weekday.saturday
			][now.getDay()];

			const dayNumer   = now.getTime() - new Date(ny, nm, nd).getTime();
			const dayDenom   = 1000/*ms*/ * 60/*s*/ * 60/*m*/ * 24/*h*/;
			const monthNumer = now.getTime() - new Date(ny, nm, 1).getTime();
			const monthDenom = new Date(ny, nm + 1, 1).getTime() - new Date(ny, nm, 1).getTime();
			const yearNumer  = now.getTime() - new Date(ny, 0, 1).getTime();
			const yearDenom  = new Date(ny + 1, 0, 1).getTime() - new Date(ny, 0, 1).getTime();

			this.dayP   = dayNumer   / dayDenom   * 100;
			this.monthP = monthNumer / monthDenom * 100;
			this.yearP  = yearNumer  / yearDenom  * 100;

			this.isHoliday = now.getDay() === 0 || now.getDay() === 6;
		}
	}
});
</script>

<style lang="scss" scoped>
.mkw-calendar {
	padding: 16px 0;

	&:after {
		content: "";
		display: block;
		clear: both;
	}

	> .calendar {
		float: left;
		width: 60%;
		text-align: center;

		&.isHoliday {
			> .day {
				color: #ef95a0;
			}
		}

		> .month-and-year, > .week-day {
			margin: 0;
			line-height: 18px;
			font-size: 0.9em;

			> .year, > .month {
				margin: 0 4px;
			}
		}

		> .day {
			margin: 10px 0;
			line-height: 32px;
			font-size: 1.75em;
		}
	}

	> .info {
		display: block;
		float: left;
		width: 40%;
		padding: 0 16px 0 0;
		box-sizing: border-box;

		> div {
			margin-bottom: 8px;

			&:last-child {
				margin-bottom: 4px;
			}

			> p {
				margin: 0 0 2px 0;
				font-size: 0.75em;
				line-height: 18px;
				opacity: 0.8;

				> b {
					margin-left: 2px;
				}
			}

			> .meter {
				width: 100%;
				overflow: hidden;
				background: var(--X11);
				border-radius: 8px;

				> .val {
					height: 4px;
					transition: width .3s cubic-bezier(0.23, 1, 0.32, 1);
				}
			}

			&:nth-child(1) {
				> .meter > .val {
					background: #f7796c;
				}
			}

			&:nth-child(2) {
				> .meter > .val {
					background: #a1de41;
				}
			}

			&:nth-child(3) {
				> .meter > .val {
					background: #41ddde;
				}
			}
		}
	}
}
</style>