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

<template>
<!-- このコンポーネントの要素のclassは親から利用されるのでむやみに弄らないこと -->
<section>
	<header class="_acrylic" @click="shown = !shown">
		<i class="toggle ti-fw" :class="shown ? 'ti ti-chevron-down' : 'ti ti-chevron-up'"></i> <slot></slot> ({{ emojis.length }})
	</header>
	<div v-if="shown" class="body">
		<button
			v-for="emoji in emojis"
			:key="emoji"
			:data-emoji="emoji"
			class="_button item"
			@pointerenter="computeButtonTitle"
			@click="emit('chosen', emoji, $event)"
		>
			<MkCustomEmoji v-if="emoji[0] === ':'" class="emoji" :name="emoji" :normal="true"/>
			<MkEmoji v-else class="emoji" :emoji="emoji" :normal="true"/>
		</button>
	</div>
</section>
</template>

<script lang="ts" setup>
import { ref, computed, Ref } from 'vue';
import { getEmojiName } from '@/scripts/emojilist.js';

const props = defineProps<{
	emojis: string[] | Ref<string[]>;
	initialShown?: boolean;
}>();

const emit = defineEmits<{
	(ev: 'chosen', v: string, event: MouseEvent): void;
}>();

const emojis = computed(() => Array.isArray(props.emojis) ? props.emojis : props.emojis.value);

const shown = ref(!!props.initialShown);

/** @see MkEmojiPicker.vue */
function computeButtonTitle(ev: MouseEvent): void {
	const elm = ev.target as HTMLElement;
	const emoji = elm.dataset.emoji as string;
	elm.title = getEmojiName(emoji) ?? emoji;
}

</script>
