traxxx/assets/components/container/container.vue

<template>
	<div
		class="container"
		:class="theme"
	>
        <Sidebar v-model="showSidebar" />
        <SidebarBackground v-model="showSidebar" />

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

		<div class="content">
			<!-- key forces rerender when new and old path use same component -->
			<router-view />
		</div>
	</div>
</template>

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

import Header from '../header/header.vue';
import Sidebar from '../sidebar/sidebar.vue';
import SidebarBackground from '../sidebar/background.vue';

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

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

export default {
	components: {
		Header,
        Sidebar,
        SidebarBackground
	},
	data() {
		return {
			showSidebar: false,
		};
	},
	computed: {
		...mapState({
			theme,
		}),
	},
	methods: {
		toggleSidebar,
	},
};
</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 {
	flex-grow: 1;
	overflow-y: auto;
	overflow-x: hidden;
}
</style>