<template>
	<div
		class="container"
		:class="theme"
	>
		<Warning
			v-if="showWarning"
			class="warning-container"
			@enter="closeWarning"
		/>

		<transition name="slide">
			<Sidebar
				v-if="showSidebar"
				@toggle="(state) => showSidebar = state"
			/>
		</transition>

		<Header :toggle-sidebar="toggleSidebar" />

		<div class="content">
			<router-view />
		</div>
	</div>
</template>

<script>
import { mapState } from 'vuex';

import EventBus from '../../js/event-bus';

import Warning from './warning.vue';
import Header from '../header/header.vue';
import Sidebar from '../sidebar/sidebar.vue';

function theme(state) {
	return state.ui.theme;
}

function toggleSidebar(state) {
	this.showSidebar = typeof state === 'boolean' ? state : !this.showSidebar;
}

function closeWarning() {
	this.showWarning = false;
	sessionStorage.setItem('warning', 'warned');
}

function mounted() {
	document.addEventListener('click', () => {
		EventBus.$emit('blur');
	});
}

export default {
	components: {
		Header,
		Sidebar,
		Warning,
	},
	data() {
		return {
			showSidebar: false,
			showWarning: sessionStorage.getItem('warning') !== 'warned',
		};
	},
	computed: {
		...mapState({
			theme,
		}),
	},
	mounted,
	methods: {
		toggleSidebar,
		closeWarning,
	},
};
</script>

<style lang="scss">
@import 'theme';

.container {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--background-soft);
    color: var(--text);
}

.content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    overflow-y: auto;
	overflow-x: hidden;
}

.content-inner {
	display: flex;
	flex-direction: column;
	flex-grow: 1;
	overflow-y: auto;
	overflow-x: hidden;
	box-shadow: 0 0 3px var(--shadow-weak);
	z-index: 1;
}

.slide-enter-active,
.slide-leave-active {
	&.sidebar-container {
		transition: background .15s ease-in-out;
	}

	.sidebar {
		transition: transform .15s ease-in-out;
	}
}

.slide-enter,
.slide-leave-to {
	&.sidebar-container {
		background: transparent;
	}

	.sidebar {
		transform: translate(100%, 0);
	}
}

.column {
    width: 1200px;
    max-width: 100%;
    padding: 0 1rem;
    margin: 0 auto;
    box-sizing: border-box;
}
</style>
