161 lines
3.3 KiB
Vue
161 lines
3.3 KiB
Vue
<template>
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<nav class="navigation">
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<NuxtLink
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v-for="(link, index) in filteredLinks"
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v-show="link.shown === undefined ? true : link.shown"
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:key="index"
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ref="linkElements"
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:to="query ? (link.href ? `?${query}=${link.href}` : '?') : link.href"
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class="nav-link button-animation"
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>
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<span>{{ link.label }}</span>
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</NuxtLink>
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<div
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class="nav-indicator"
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:style="{
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left: positionToMoveX,
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top: positionToMoveY,
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width: sliderWidth,
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opacity: activeIndex === -1 ? 0 : 1,
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}"
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aria-hidden="true"
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></div>
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</nav>
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</template>
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<script setup>
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const route = useNativeRoute()
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const props = defineProps({
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links: {
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default: () => [],
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type: Array,
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},
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query: {
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default: null,
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type: String,
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},
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})
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const sliderPositionX = ref(0)
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const sliderPositionY = ref(18)
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const selectedElementWidth = ref(0)
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const activeIndex = ref(-1)
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const oldIndex = ref(-1)
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const filteredLinks = computed(() =>
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props.links.filter((x) => (x.shown === undefined ? true : x.shown))
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)
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const positionToMoveX = computed(() => `${sliderPositionX.value}px`)
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const positionToMoveY = computed(() => `${sliderPositionY.value}px`)
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const sliderWidth = computed(() => `${selectedElementWidth.value}px`)
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function pickLink() {
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console.log('link is picking')
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activeIndex.value = props.query
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? filteredLinks.value.findIndex(
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(x) => (x.href === '' ? undefined : x.href) === route.path[props.query]
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)
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: filteredLinks.value.findIndex((x) => x.href === decodeURIComponent(route.path))
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if (activeIndex.value !== -1) {
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startAnimation()
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} else {
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oldIndex.value = -1
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sliderPositionX.value = 0
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selectedElementWidth.value = 0
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}
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}
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const linkElements = ref()
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function startAnimation() {
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const el = linkElements.value[activeIndex.value].$el
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sliderPositionX.value = el.offsetLeft
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sliderPositionY.value = el.offsetTop + el.offsetHeight
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selectedElementWidth.value = el.offsetWidth
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}
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onMounted(() => {
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window.addEventListener('resize', pickLink)
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pickLink()
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})
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onUnmounted(() => {
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window.removeEventListener('resize', pickLink)
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})
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watch(route, () => pickLink())
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</script>
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<style lang="scss" scoped>
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.navigation {
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display: flex;
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flex-direction: row;
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align-items: center;
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grid-gap: 1rem;
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flex-wrap: wrap;
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position: relative;
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.nav-link {
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text-transform: capitalize;
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font-weight: var(--font-weight-bold);
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color: var(--color-text);
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position: relative;
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&:hover {
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color: var(--color-text);
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&::after {
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opacity: 0.4;
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}
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}
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&:active::after {
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opacity: 0.2;
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}
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&.router-link-exact-active {
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color: var(--color-text);
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&:not(:focus-visible) {
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outline: 2px solid transparent;
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outline-offset: 6px;
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border-radius: 0.25rem;
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}
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&::after {
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opacity: 1;
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}
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}
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}
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&.use-animation {
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.nav-link {
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&.is-active::after {
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opacity: 0;
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}
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}
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}
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.nav-indicator {
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position: absolute;
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height: 0.25rem;
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bottom: -5px;
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left: 0;
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width: 3rem;
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transition: all ease-in-out 0.2s;
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border-radius: var(--size-rounded-max);
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background-color: var(--color-brand);
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outline: 2px solid transparent;
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outline-offset: -2px;
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@media (prefers-reduced-motion) {
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transition: none !important;
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}
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}
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}
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</style>
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