<!--
SPDX-FileCopyrightText: syuilo and misskey-project
SPDX-License-Identifier: AGPL-3.0-only
-->

<template>
<MkStickyContainer>
	<template #header><MkPageHeader v-model:tab="tab" :actions="headerActions" :tabs="headerTabs"/></template>
	<MkSpacer :contentMax="1400">
		<MkHorizontalSwipe v-model:tab="tab" :tabs="headerTabs">
			<div v-if="tab === 'explore'" key="explore">
				<MkFoldableSection class="_margin">
					<template #header><i class="ti ti-clock"></i>{{ i18n.ts.recentPosts }}</template>
					<MkPagination v-slot="{items}" :pagination="recentPostsPagination" :disableAutoLoad="true">
						<div :class="$style.items">
							<MkGalleryPostPreview v-for="post in items" :key="post.id" :post="post" class="post"/>
						</div>
					</MkPagination>
				</MkFoldableSection>
				<MkFoldableSection class="_margin">
					<template #header><i class="ti ti-comet"></i>{{ i18n.ts.popularPosts }}</template>
					<MkPagination v-slot="{items}" :pagination="popularPostsPagination" :disableAutoLoad="true">
						<div :class="$style.items">
							<MkGalleryPostPreview v-for="post in items" :key="post.id" :post="post" class="post"/>
						</div>
					</MkPagination>
				</MkFoldableSection>
			</div>
			<div v-else-if="tab === 'liked'" key="liked">
				<MkPagination v-slot="{items}" :pagination="likedPostsPagination">
					<div :class="$style.items">
						<MkGalleryPostPreview v-for="like in items" :key="like.id" :post="like.post" class="post"/>
					</div>
				</MkPagination>
			</div>
			<div v-else-if="tab === 'my'" key="my">
				<MkA to="/gallery/new" class="_link" style="margin: 16px;"><i class="ti ti-plus"></i> {{ i18n.ts.postToGallery }}</MkA>
				<MkPagination v-slot="{items}" :pagination="myPostsPagination">
					<div :class="$style.items">
						<MkGalleryPostPreview v-for="post in items" :key="post.id" :post="post" class="post"/>
					</div>
				</MkPagination>
			</div>
		</MkHorizontalSwipe>
	</MkSpacer>
</MkStickyContainer>
</template>

<script lang="ts" setup>
import { watch, ref, computed } from 'vue';
import MkFoldableSection from '@/components/MkFoldableSection.vue';
import MkPagination from '@/components/MkPagination.vue';
import MkGalleryPostPreview from '@/components/MkGalleryPostPreview.vue';
import MkHorizontalSwipe from '@/components/MkHorizontalSwipe.vue';
import { definePageMetadata } from '@/scripts/page-metadata.js';
import { i18n } from '@/i18n.js';
import { useRouter } from '@/router/supplier.js';

const router = useRouter();

const props = defineProps<{
	tag?: string;
}>();

const tab = ref('explore');
const tags = ref([]);
const tagsRef = ref();

const recentPostsPagination = {
	endpoint: 'gallery/posts' as const,
	limit: 6,
};
const popularPostsPagination = {
	endpoint: 'gallery/featured' as const,
	noPaging: true,
};
const myPostsPagination = {
	endpoint: 'i/gallery/posts' as const,
	limit: 5,
};
const likedPostsPagination = {
	endpoint: 'i/gallery/likes' as const,
	limit: 5,
};

const tagUsersPagination = computed(() => ({
	endpoint: 'hashtags/users' as const,
	limit: 30,
	params: {
		tag: props.tag,
		origin: 'combined',
		sort: '+follower',
	},
}));

watch(() => props.tag, () => {
	if (tagsRef.value) tagsRef.value.tags.toggleContent(props.tag == null);
});

const headerActions = computed(() => [{
	icon: 'ti ti-plus',
	text: i18n.ts.create,
	handler: () => {
		router.push('/gallery/new');
	},
}]);

const headerTabs = computed(() => [{
	key: 'explore',
	title: i18n.ts.gallery,
	icon: 'ph-images-square ph-bold ph-lg',
}, {
	key: 'liked',
	title: i18n.ts._gallery.liked,
	icon: 'ti ti-heart',
}, {
	key: 'my',
	title: i18n.ts._gallery.my,
	icon: 'ti ti-edit',
}]);

definePageMetadata(() => ({
	title: i18n.ts.gallery,
	icon: 'ph-images-square ph-bold ph-lg',
}));
</script>

<style lang="scss" module>
.items {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
	grid-gap: 12px;
	margin: 0 var(--MI-margin);
}
</style>
