<template>
	<div class="container">
		<Warning
			v-if="showWarning"
			class="warning-container"
			@enter="(includeQueer) => setConsent(true, includeQueer)"
			@leave="setConsent(false)"
		/>

		<transition name="slide">
			<Sidebar
				v-if="showSidebar"
				@toggle-sidebar="(state) => toggleSidebar(state)"
				@show-filters="(state) => toggleFilters(state)"
			/>
		</transition>

		<Header
			@toggle-sidebar="(state) => toggleSidebar(state)"
			@show-filters="(state) => toggleFilters(state)"
		/>

		<p
			v-if="config.showDisclaimer"
			class="disclaimer"
		>{{ config.disclaimer }}</p>

		<div
			ref="content"
			class="content"
			@scroll="scroll"
		>
			<router-view @scroll="scrollToTop" />
		</div>

		<Filters
			v-if="showFilters"
			@close="toggleFilters(false)"
		/>
	</div>
</template>

<script>
import Warning from './warning.vue';
import Header from '../header/header.vue';
import Sidebar from '../sidebar/sidebar.vue';
import Filters from './filters.vue';

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

function toggleFilters(state) {
	this.showFilters = state;
	this.showSidebar = false;
}

async function setConsent(consent, includeQueer) {
	if (consent) {
		this.showWarning = false;
		localStorage.setItem('consent', window.env.sessionId);
	}

	if (includeQueer) {
		this.$store.dispatch('setTagFilter', this.$store.state.ui.tagFilter.filter(tag => !['gay', 'bisexual', 'transsexual'].includes(tag)));
		return;
	}

	this.$store.dispatch('setTagFilter', this.$store.state.ui.tagFilter.concat(['gay', 'bisexual', 'transsexual']));
}

function blur(event) {
	this.events.emit('blur', event);
}

function resize(event) {
	this.events.emit('resize', event);
}

function scroll(event) {
	this.events.emit('scroll', event);
}

function scrollToTop() {
	this.$refs.content.scrollTop = 0;
}

function mounted() {
	document.addEventListener('click', this.blur);
	window.addEventListener('resize', this.resize);
}

function beforeUnmount() {
	document.removeEventListener('click', this.blur);
	window.removeEventListener('resize', this.resize);
}

export default {
	components: {
		Header,
		Sidebar,
		Warning,
		Filters,
	},
	data() {
		return {
			showSidebar: false,
			showWarning: localStorage.getItem('consent') !== window.env.sessionId,
			showFilters: false,
		};
	},
	mounted,
	beforeUnmount,
	methods: {
		toggleSidebar,
		toggleFilters,
		setConsent,
		blur,
		resize,
		scroll,
		scrollToTop,
	},
};
</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-from,
.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;
}

.disclaimer {
	padding: 1rem;
	margin: 0;
	color: var(--text-light);
	background: var(--warn);
	font-weight: bold;
	box-shadow: inset 0 0 3px var(--darken-weak);
	text-align: center;
}
</style>
