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<script setup>
import {nextTick, ref, useTemplateRef, watch} from "vue";
import useDetectOutsideClick from "../composables/useDetectOutsideClick";
import StudipIcon from "./StudipIcon.vue";
defineProps({
title: {
type: String
},
withCloseButton: {
type: Boolean,
default: true
}
});
const isOpen = defineModel({ default: false });
const dropdownStyle = ref({});
const dropdown = useTemplateRef('dropdown');
const dropdownContent = useTemplateRef('dropdownContent');
useDetectOutsideClick(dropdown, () => isOpen.value = false);
watch(isOpen, async (open) => {
if (open) {
await nextTick();
const trigger = dropdown.value?.getBoundingClientRect();
const content = dropdownContent.value?.getBoundingClientRect();
dropdownStyle.value = {
...(content.width > trigger.left ? {left: '0'} : {right: '0'})
};
}
});
</script>
<template>
<div
v-bind="$attrs"
ref="dropdown"
class="dropdown"
aria-haspopup="true"
:aria-expanded="isOpen.toString()"
>
<slot name="trigger">
</slot>
<Transition name="fade-down">
<div
v-if="isOpen"
ref="dropdownContent"
class="dropdown__content"
:style="dropdownStyle"
aria-labelledby="dropdown-title"
>
<button
v-if="withCloseButton"
@click="isOpen = false"
class="dropdown__close-button">
<StudipIcon shape="decline" :size="20" />
</button>
<div v-if="title" class="dropdown__header">
<p id="dropdown-title" class="dropdown__title">
{{ title }}
</p>
</div>
<ul class="dropdown__items" role="menu">
<slot name="items">
</slot>
</ul>
<slot name="content">
</slot>
</div>
</Transition>
</div>
</template>
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