114 lines
3.7 KiB
Vue
114 lines
3.7 KiB
Vue
<template>
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<div class="w-full h-[67px] fixed pointer-events-none" id="visor"></div>
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<nav class="order-last hidden w-56 shrink-0 lg:block">
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<div v-if="headerNavs.length > 0" class="sticky top-[100px] h-[calc(100vh-121px)]">
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<div class="text-gray-1000 mb-2 text-md font-medium">На этой странице</div>
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<ul class="styled-scrollbar max-h-[70vh] space-y-1.5 overflow-y-auto py-2 text-sm">
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<li class="anchor-li" v-for="pageNav in headerNavs" :key="pageNav.id">
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<a :class="{ 'translate-x-2 text-primaryBlue' : currentNavSection === generateSlug(pageNav.text), 'bg-transperant text-gray-600 hover:text-gray-900' : currentNavSection !== generateSlug(pageNav.text) }"
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class="duration-150 block py-1 px-2 leading-[1.6] rounded-md"
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:href="'#' + generateSlug(pageNav.text)">{{ pageNav.text }}</a>
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</li>
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<transition name="fade">
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<li class="anchor-li flex items-center py-2 border-t" v-if="scrollTop" @click.prevent="scrollToTop">
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<button class="bg-transperant text-gray-600 cursor-pointer hover:text-gray-900 duration-300 block px-2 leading-[1.6] rounded-md">К началу</button>
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<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-[17px] text-gray-600">
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<path stroke-linecap="round" stroke-linejoin="round" d="M15 11.25l-3-3m0 0l-3 3m3-3v7.5M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
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</svg>
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</li>
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</transition>
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</ul>
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</div>
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</nav>
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</template>
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<script>
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import { Link } from "@inertiajs/vue3";
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import slugify from "slugify";
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export default {
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name: "BaseNavigateLinks",
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components: { Link },
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data() {
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return {
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currentNavSection: null,
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scrollTop: false,
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};
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},
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methods: {
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textLimit(text, symbols) {
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if (text.length > symbols) {
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let LimitedText;
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LimitedText = text.substring(0, symbols);
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return LimitedText + "...";
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}
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return text;
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},
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generateSlug(text) {
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return slugify(text, {
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lower: true,
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strict: true,
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locale: "ru",
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});
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},
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onScroll(e) {
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const windowTop = window.scrollY;
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this.scrollTop = windowTop > 100;
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const headings = document.querySelectorAll("h2");
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const visor = document.querySelector("#visor");
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let lastVisibleHeading = null;
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const visorRect = visor.getBoundingClientRect();
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// Проверяем, находится ли визор в пределах видимости
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if (visorRect.top > window.scrollY) {
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this.currentNavSection = null;
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lastVisibleHeading = null; // Сбрасываем заголовок, если визор не виден
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return; // Выходим из функции, если визор не виден
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}
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for (let i = 0; i < headings.length; i++) {
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const heading = headings[i];
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const rect = heading.getBoundingClientRect();
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// Проверяем, находится ли заголовок в видимой области и касается ли он элемента visor
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if (
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rect.top >= 0 &&
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rect.bottom <= window.innerHeight &&
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rect.bottom >= visorRect.top &&
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rect.top <= visorRect.bottom
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) {
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// Проверяем, изменился ли заголовок
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if (heading !== lastVisibleHeading) {
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this.currentNavSection = heading.id;
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lastVisibleHeading = heading;
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}
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break; // Выходим из цикла, если нашли видимый заголовок
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}
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}
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},
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scrollToTop() {
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window.scrollTo(0, 0);
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},
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},
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mounted() {
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window.addEventListener("scroll", this.onScroll);
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},
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unmounted() {
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window.removeEventListener("scroll", this.onScroll);
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},
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props: {
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headerNavs: {
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type: Array,
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},
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},
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};
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</script>
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<style scoped>
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</style> |