misskey/src/web/app/mobile/views/components/ui.header.vue

<template>
<div class="header">
	<mk-special-message/>
	<div class="main" ref="main">
		<div class="backdrop"></div>
		<p ref="welcomeback" v-if="os.isSignedIn">おかえりなさい、<b>{{ os.i.name }}</b>さん</p>
		<div class="content" ref="mainContainer">
			<button class="nav" @click="$parent.isDrawerOpening = true">%fa:bars%</button>
			<template v-if="hasUnreadNotifications || hasUnreadMessagingMessages">%fa:circle%</template>
			<h1>
				<slot>Misskey</slot>
			</h1>
			<slot name="func"></slot>
		</div>
	</div>
</div>
</template>

<script lang="ts">
import Vue from 'vue';
import * as anime from 'animejs';

export default Vue.extend({
	props: ['func'],
	data() {
		return {
			hasUnreadNotifications: false,
			hasUnreadMessagingMessages: false,
			connection: null,
			connectionId: null
		};
	},
	mounted() {
		if ((this as any).os.isSignedIn) {
			this.connection = (this as any).os.stream.getConnection();
			this.connectionId = (this as any).os.stream.use();

			this.connection.on('read_all_notifications', this.onReadAllNotifications);
			this.connection.on('unread_notification', this.onUnreadNotification);
			this.connection.on('read_all_messaging_messages', this.onReadAllMessagingMessages);
			this.connection.on('unread_messaging_message', this.onUnreadMessagingMessage);

			// Fetch count of unread notifications
			(this as any).api('notifications/get_unread_count').then(res => {
				if (res.count > 0) {
					this.hasUnreadNotifications = true;
				}
			});

			// Fetch count of unread messaging messages
			(this as any).api('messaging/unread').then(res => {
				if (res.count > 0) {
					this.hasUnreadMessagingMessages = true;
				}
			});

			const ago = (new Date().getTime() - new Date((this as any).os.i.last_used_at).getTime()) / 1000
			const isHisasiburi = ago >= 3600;
			if (isHisasiburi) {
				(this.$refs.main as any).style.overflow = 'hidden';

				anime({
					targets: this.$refs.welcomeback,
					top: '0',
					opacity: 1,
					delay: 1000,
					duration: 500,
					easing: 'easeOutQuad'
				});

				anime({
					targets: this.$refs.mainContainer,
					opacity: 0,
					delay: 1000,
					duration: 500,
					easing: 'easeOutQuad'
				});

				setTimeout(() => {
					anime({
						targets: this.$refs.welcomeback,
						top: '-48px',
						opacity: 0,
						duration: 500,
						complete: () => {
							(this.$refs.welcomeback as any).style.display = 'none';
							(this.$refs.main as any).style.overflow = 'initial';
						},
						easing: 'easeInQuad'
					});

					anime({
						targets: this.$refs.mainContainer,
						opacity: 1,
						duration: 500,
						easing: 'easeInQuad'
					});
				}, 2000);
			}
		}
	},
	beforeDestroy() {
		if ((this as any).os.isSignedIn) {
			this.connection.off('read_all_notifications', this.onReadAllNotifications);
			this.connection.off('unread_notification', this.onUnreadNotification);
			this.connection.off('read_all_messaging_messages', this.onReadAllMessagingMessages);
			this.connection.off('unread_messaging_message', this.onUnreadMessagingMessage);
			(this as any).os.stream.dispose(this.connectionId);
		}
	},
	methods: {
		onReadAllNotifications() {
			this.hasUnreadNotifications = false;
		},
		onUnreadNotification() {
			this.hasUnreadNotifications = true;
		},
		onReadAllMessagingMessages() {
			this.hasUnreadMessagingMessages = false;
		},
		onUnreadMessagingMessage() {
			this.hasUnreadMessagingMessages = true;
		}
	}
});
</script>

<style lang="stylus" scoped>
.header
	$height = 48px

	position fixed
	top 0
	z-index 1024
	width 100%
	box-shadow 0 1px 0 rgba(#000, 0.075)

	> .main
		color rgba(#fff, 0.9)

		> .backdrop
			position absolute
			top 0
			z-index 1000
			width 100%
			height $height
			-webkit-backdrop-filter blur(12px)
			backdrop-filter blur(12px)
			background-color rgba(#1b2023, 0.75)

		> p
			display block
			position absolute
			z-index 1002
			top $height
			width 100%
			line-height $height
			margin 0
			text-align center
			color #fff
			opacity 0

		> .content
			z-index 1001

			> h1
				display block
				margin 0 auto
				padding 0
				width 100%
				max-width calc(100% - 112px)
				text-align center
				font-size 1.1em
				font-weight normal
				line-height $height
				white-space nowrap
				overflow hidden
				text-overflow ellipsis

				[data-fa]
					margin-right 8px

				> img
					display inline-block
					vertical-align bottom
					width ($height - 16px)
					height ($height - 16px)
					margin 8px
					border-radius 6px

			> .nav
				display block
				position absolute
				top 0
				left 0
				width $height
				font-size 1.4em
				line-height $height
				border-right solid 1px rgba(#000, 0.1)

				> [data-fa]
					transition all 0.2s ease

			> [data-fa].circle
				position absolute
				top 8px
				left 8px
				pointer-events none
				font-size 10px
				color $theme-color

			> button:last-child
				display block
				position absolute
				top 0
				right 0
				width $height
				text-align center
				font-size 1.4em
				color inherit
				line-height $height
				border-left solid 1px rgba(#000, 0.1)

</style>