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

<template>
<div class="header" ref="root">
	<p class="warn" v-if="env != 'production'">{{ $t('@.do-not-use-in-production') }}</p>
	<div class="main" ref="main">
		<div class="backdrop"></div>
		<div class="content" ref="mainContainer">
			<button class="nav" @click="$parent.isDrawerOpening = true"><fa icon="bars"/></button>
			<i v-if="hasUnreadNotification || hasUnreadMessagingMessage || hasGameInvitation" class="circle"><fa icon="circle"/></i>
			<h1>
				<slot>{{ $root.instanceName }}</slot>
			</h1>
			<slot name="func"></slot>
		</div>
	</div>
	<div class="indicator" v-show="$store.state.indicate"></div>
</div>
</template>

<script lang="ts">
import Vue from 'vue';
import i18n from '../../../i18n';
import { env } from '../../../config';

export default Vue.extend({
	i18n: i18n(),
	props: ['func'],

	data() {
		return {
			hasGameInvitation: false,
			connection: null,
			env: env
		};
	},

	computed: {
		hasUnreadNotification(): boolean {
			return this.$store.getters.isSignedIn && this.$store.state.i.hasUnreadNotification;
		},

		hasUnreadMessagingMessage(): boolean {
			return this.$store.getters.isSignedIn && this.$store.state.i.hasUnreadMessagingMessage;
		}
	},

	mounted() {
		this.$store.commit('setUiHeaderHeight', 48);

		if (this.$store.getters.isSignedIn) {
			this.connection = this.$root.stream.useSharedConnection('main');

			this.connection.on('reversiInvited', this.onReversiInvited);
			this.connection.on('reversiNoInvites', this.onReversiNoInvites);
		}
	},

	beforeDestroy() {
		if (this.$store.getters.isSignedIn) {
			this.connection.dispose();
		}
	},

	methods: {
		onReversiInvited() {
			this.hasGameInvitation = true;
		},

		onReversiNoInvites() {
			this.hasGameInvitation = false;
		}
	}
});
</script>

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

	position fixed
	top 0
	left -8px
	z-index 1024
	width calc(100% + 16px)
	padding 0 8px
	box-shadow 0 0px 8px rgba(0, 0, 0, 0.25)

	&, *
		user-select none

	> .indicator
		height 3px
		background var(--primary)

	> .warn
		display block
		margin 0
		padding 4px
		text-align center
		font-size 12px
		background #f00
		color #fff

	> .main
		color var(--mobileHeaderFg)

		> .backdrop
			position absolute
			top 0
			z-index 1000
			width 100%
			height $height
			-webkit-backdrop-filter blur(12px)
			backdrop-filter blur(12px)
			background-color var(--mobileHeaderBg)

		> .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

				> 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
				padding 0
				width $height
				font-size 1.4em
				line-height $height
				border-right solid 1px rgba(#000, 0.1)

				> [data-icon]
					transition all 0.2s ease

			> i.circle
				position absolute
				top 8px
				left 8px
				pointer-events none
				font-size 10px
				color var(--notificationIndicator)

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

</style>