Sharkey/packages/frontend/src/components/MkFolder.vue

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<template>
<div ref="rootEl" :class="$style.root" role="group" :aria-expanded="opened">
<MkStickyContainer>
<template #header>
<div :class="[$style.header, { [$style.opened]: opened }]" class="_button" role="button" data-cy-folder-header @click="toggle">
<div :class="$style.headerIcon"><slot name="icon"></slot></div>
<div :class="$style.headerText">
<div :class="$style.headerTextMain">
<slot name="label"></slot>
</div>
<div :class="$style.headerTextSub">
<slot name="caption"></slot>
</div>
</div>
<div :class="$style.headerRight">
<span :class="$style.headerRightText"><slot name="suffix"></slot></span>
<i v-if="opened" class="ti ti-chevron-up icon"></i>
<i v-else class="ti ti-chevron-down icon"></i>
</div>
</div>
</template>
<div v-if="openedAtLeastOnce" :class="[$style.body, { [$style.bgSame]: bgSame }]" :style="{ maxHeight: maxHeight ? `${maxHeight}px` : null, overflow: maxHeight ? `auto` : null }" :aria-hidden="!opened">
<Transition
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:enter-active-class="defaultStore.state.animation ? $style.transition_toggle_enterActive : ''"
:leave-active-class="defaultStore.state.animation ? $style.transition_toggle_leaveActive : ''"
:enter-from-class="defaultStore.state.animation ? $style.transition_toggle_enterFrom : ''"
:leave-to-class="defaultStore.state.animation ? $style.transition_toggle_leaveTo : ''"
@enter="enter"
@after-enter="afterEnter"
@leave="leave"
@after-leave="afterLeave"
>
<KeepAlive>
<div v-show="opened">
<MkSpacer :margin-min="14" :margin-max="22">
<slot></slot>
</MkSpacer>
</div>
</KeepAlive>
</Transition>
</div>
</MkStickyContainer>
</div>
</template>
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<script lang="ts" setup>
import { nextTick, onMounted } from 'vue';
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import { defaultStore } from '@/store';
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const props = withDefaults(defineProps<{
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defaultOpen?: boolean;
maxHeight?: number | null;
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}>(), {
defaultOpen: false,
maxHeight: null,
});
const getBgColor = (el: HTMLElement) => {
const style = window.getComputedStyle(el);
if (style.backgroundColor && !['rgba(0, 0, 0, 0)', 'rgba(0,0,0,0)', 'transparent'].includes(style.backgroundColor)) {
return style.backgroundColor;
} else {
return el.parentElement ? getBgColor(el.parentElement) : 'transparent';
}
};
let rootEl = $ref<HTMLElement>();
let bgSame = $ref(false);
let opened = $ref(props.defaultOpen);
let openedAtLeastOnce = $ref(props.defaultOpen);
function enter(el) {
const elementHeight = el.getBoundingClientRect().height;
el.style.height = 0;
el.offsetHeight; // reflow
el.style.height = Math.min(elementHeight, props.maxHeight ?? Infinity) + 'px';
}
function afterEnter(el) {
el.style.height = null;
}
function leave(el) {
const elementHeight = el.getBoundingClientRect().height;
el.style.height = elementHeight + 'px';
el.offsetHeight; // reflow
el.style.height = 0;
}
function afterLeave(el) {
el.style.height = null;
}
function toggle() {
if (!opened) {
openedAtLeastOnce = true;
}
nextTick(() => {
opened = !opened;
});
}
onMounted(() => {
const computedStyle = getComputedStyle(document.documentElement);
const parentBg = getBgColor(rootEl.parentElement);
const myBg = computedStyle.getPropertyValue('--panel');
bgSame = parentBg === myBg;
});
</script>
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<style lang="scss" module>
.transition_toggle_enterActive,
.transition_toggle_leaveActive {
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overflow-y: clip;
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transition: opacity 0.3s, height 0.3s, transform 0.3s !important;
}
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.transition_toggle_enterFrom,
.transition_toggle_leaveTo {
opacity: 0;
}
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.root {
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display: block;
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}
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.header {
display: flex;
align-items: center;
width: 100%;
box-sizing: border-box;
padding: 9px 12px 9px 12px;
background: var(--buttonBg);
-webkit-backdrop-filter: var(--blur, blur(15px));
backdrop-filter: var(--blur, blur(15px));
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border-radius: 6px;
transition: border-radius 0.3s;
&:hover {
text-decoration: none;
background: var(--buttonHoverBg);
}
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&.active {
color: var(--accent);
background: var(--buttonHoverBg);
}
&.opened {
border-radius: 6px 6px 0 0;
}
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}
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.headerUpper {
display: flex;
align-items: center;
}
.headerLower {
color: var(--fgTransparentWeak);
font-size: .85em;
padding-left: 4px;
}
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.headerIcon {
margin-right: 0.75em;
flex-shrink: 0;
text-align: center;
opacity: 0.8;
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&:empty {
display: none;
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& + .headerText {
padding-left: 4px;
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}
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}
}
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.headerText {
white-space: nowrap;
text-overflow: ellipsis;
overflow: hidden;
padding-right: 12px;
}
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.headerTextMain {
}
.headerTextSub {
color: var(--fgTransparentWeak);
font-size: .85em;
}
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.headerRight {
margin-left: auto;
color: var(--fgTransparentWeak);
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white-space: nowrap;
}
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.headerRightText:not(:empty) {
margin-right: 0.75em;
}
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.body {
background: var(--panel);
border-radius: 0 0 6px 6px;
container-type: inline-size;
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&.bgSame {
background: var(--bg);
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}
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}
</style>