<template>
	<div
		v-if="user"
		class="bookmarks"
	>
		<VDropdown
			v-if="showSecondary || (hasSecondaryStash && pageStash?.user.id !== user.id)"
			:shown="showStashes"
			@hide="showStashes = false"
		>
			<Icon
				icon="folder-heart"
				class="heart noselect"
				:class="{ favorited: itemStashes.some((itemStash) => !itemStash.isPrimary) }"
				@contextmenu.prevent="showStashes = true"
			/>

			<template #popper>
				<StashMenu
					:stashes="stashes"
					:item-stashes="itemStashes"
					@stash="(stash) => stashItem(stash)"
					@unstash="(stash) => unstashItem(stash)"
					@create="showStashDialog = true"
				/>
			</template>
		</VDropdown>

		<VDropdown
			v-if="showSecondary || !hasSecondaryStash || pageStash?.user.id === user.id"
			:triggers="[]"
			:shown="showStashes"
			:disabled="showSecondary"
			@hide="showStashes = false"
		>
			<template v-if="pageStash?.user.id === user.id">
				<Icon
					v-if="itemStashes.some((itemStash) => itemStash.id === pageStash.id)"
					:icon="pageStash.isPrimary ? 'heart7' : 'folder-heart'"
					class="heart favorited noselect"
					@click.native.stop="unstashItem(pageStash)"
					@contextmenu.prevent="toggleShowStashes(true)"
				/>

				<Icon
					v-else
					:icon="pageStash.isPrimary ? 'heart8' : 'folder-heart'"
					class="heart noselect"
					@click.native.stop="stashItem(pageStash)"
					@contextmenu.prevent="toggleShowStashes(true)"
				/>
			</template>

			<template v-else>
				<Icon
					v-if="itemStashes.some((itemStash) => itemStash.id === primaryStash.id)"
					icon="heart7"
					class="heart favorited noselect"
					@click.native.stop="unstashItem(primaryStash)"
					@contextmenu.prevent="toggleShowStashes(true)"
				/>

				<Icon
					v-else
					icon="heart8"
					class="heart noselect"
					@click.native.stop="stashItem(primaryStash)"
					@contextmenu.prevent="toggleShowStashes(true)"
				/>
			</template>

			<template #popper>
				<StashMenu
					:stashes="stashes"
					:item-stashes="itemStashes"
					@stash="(stash) => stashItem(stash)"
					@unstash="(stash) => unstashItem(stash)"
					@create="showStashDialog = true"
				/>
			</template>
		</VDropdown>

		<StashDialog
			v-if="showStashDialog"
			@created="(newStash) => { showStashDialog = false; reloadStashes(newStash); }"
			@close="showStashDialog = false;"
		/>
	</div>
</template>

<script setup>
import { ref, computed, inject } from 'vue';

import { get, post, del } from '#/src/api.js';
import ellipsis from '#/utils/ellipsis.js';

import Icon from '#/components/icon/icon.vue';
import StashMenu from '#/components/stashes/menu.vue';
import StashDialog from '#/components/stashes/create.vue';

const props = defineProps({
	domain: {
		type: String,
		default: 'scenes',
	},
	item: {
		type: Object,
		default: null,
	},
	showSecondary: {
		type: Boolean,
		default: true,
	},
});

const emit = defineEmits(['stashed', 'unstashed']);

const pageContext = inject('pageContext');
const pageStash = pageContext.pageProps.stash;
const user = pageContext.user;

const stashes = ref(pageContext.assets?.stashes);
const primaryStash = pageContext.assets?.primaryStash;
const itemStashes = ref(props.item.stashes);
const hasSecondaryStash = computed(() => itemStashes.value.some((itemStash) => !itemStash.isPrimary));

const done = ref(true);
const showStashes = ref(false);
const showStashDialog = ref(false);
const feedbackCutoff = 20;

const itemKeys = {
	scenes: 'sceneId',
	actors: 'actorId',
	movies: 'movieId',
};

async function stashItem(stash) {
	if (!done.value) {
		return;
	}

	const stashState = itemStashes.value;

	done.value = false;
	itemStashes.value = itemStashes.value.concat(stash);

	try {
		await post(`/stashes/${stash.id}/${props.domain}`, { [itemKeys[props.domain]]: props.item.id }, {
			successFeedback: `"${ellipsis(props.item.title || props.item.name, feedbackCutoff)}" stashed to ${stash.name}`,
			errorFeedback: `Failed to stash "${ellipsis(props.item.title || props.item.name, feedbackCutoff)}" to ${stash.name}`,
		});

		emit('stashed', stash);
	} catch (error) {
		itemStashes.value = stashState;
	}

	done.value = true;
}

async function unstashItem(stash) {
	if (!done.value) {
		return;
	}

	const stashState = itemStashes.value;

	done.value = false;
	itemStashes.value = itemStashes.value.filter((itemStash) => itemStash.id !== stash.id);

	try {
		await del(`/stashes/${stash.id}/${props.domain}/${props.item.id}`, {
			undoFeedback: `"${ellipsis(props.item.title || props.item.name, feedbackCutoff)}" unstashed from ${stash.name}`,
			errorFeedback: `Failed to unstash "${ellipsis(props.item.title || props.item.name, feedbackCutoff)}" from ${stash.name}`,
		});

		emit('unstashed', stash);
	} catch (error) {
		itemStashes.value = stashState;
	}

	done.value = true;
}

function toggleShowStashes(state) {
	if (props.showSecondary) {
		return;
	}

	if (state) {
		showStashes.value = state;
		return;
	}

	showStashes.value = !showStashes.value;
}

async function reloadStashes(newStash) {
	stashes.value = await get(`/users/${user.id}/stashes`);

	await stashItem(newStash);
}
</script>

<style scoped>
.bookmarks {
	display: flex;

	.icon {
		width: 1.5rem;
		height: auto; /* prevents jumping */
		padding: .5rem .5rem;
		fill: var(--glass);
	}

	&.light .icon {
		fill: var(--highlight);
	}

	&.tiled {
		position: absolute;
		top: 0;
		right: 0;

		.icon {
			fill: var(--highlight-strong-20);
			filter: drop-shadow(0 0 3px var(--shadow-strong-10));
		}
	}

	.icon.heart:hover,
	.icon.heart.favorited {
		cursor: pointer;
		fill: var(--primary);
	}
}
</style>
