routie dev init since i didn't adhere to any proper guidance up until now
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// Utilities
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import { inject, toRef } from 'vue';
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import { useRtl } from "./locale.js";
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import { clamp, consoleWarn, easingPatterns, mergeDeep, PREFERS_REDUCED_MOTION, refElement } from "../util/index.js"; // Types
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export const GoToSymbol = Symbol.for('vuetify:goto');
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function genDefaults() {
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return {
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container: undefined,
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duration: 300,
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layout: false,
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offset: 0,
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easing: 'easeInOutCubic',
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patterns: easingPatterns
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};
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}
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function getContainer(el) {
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return getTarget(el) ?? (document.scrollingElement || document.body);
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}
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function getTarget(el) {
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return typeof el === 'string' ? document.querySelector(el) : refElement(el);
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}
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function getOffset(target, horizontal, rtl) {
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if (typeof target === 'number') return horizontal && rtl ? -target : target;
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let el = getTarget(target);
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let totalOffset = 0;
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while (el) {
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totalOffset += horizontal ? el.offsetLeft : el.offsetTop;
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el = el.offsetParent;
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}
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return totalOffset;
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}
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export function createGoTo(options, locale) {
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return {
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rtl: locale.isRtl,
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options: mergeDeep(genDefaults(), options)
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};
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}
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export async function scrollTo(_target, _options, horizontal, goTo) {
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const property = horizontal ? 'scrollLeft' : 'scrollTop';
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const options = mergeDeep(goTo?.options ?? genDefaults(), _options);
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const rtl = goTo?.rtl.value;
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const target = (typeof _target === 'number' ? _target : getTarget(_target)) ?? 0;
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const container = options.container === 'parent' && target instanceof HTMLElement ? target.parentElement : getContainer(options.container);
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const ease = PREFERS_REDUCED_MOTION() ? options.patterns.instant : typeof options.easing === 'function' ? options.easing : options.patterns[options.easing];
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if (!ease) throw new TypeError(`Easing function "${options.easing}" not found.`);
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let targetLocation;
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if (typeof target === 'number') {
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targetLocation = getOffset(target, horizontal, rtl);
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} else {
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targetLocation = getOffset(target, horizontal, rtl) - getOffset(container, horizontal, rtl);
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if (options.layout) {
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const styles = window.getComputedStyle(target);
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const layoutOffset = styles.getPropertyValue('--v-layout-top');
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if (layoutOffset) targetLocation -= parseInt(layoutOffset, 10);
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}
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}
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targetLocation += options.offset;
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targetLocation = clampTarget(container, targetLocation, !!rtl, !!horizontal);
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const startLocation = container[property] ?? 0;
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if (targetLocation === startLocation) return Promise.resolve(targetLocation);
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const startTime = performance.now();
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return new Promise(resolve => requestAnimationFrame(function step(currentTime) {
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const timeElapsed = currentTime - startTime;
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const progress = timeElapsed / options.duration;
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const location = Math.floor(startLocation + (targetLocation - startLocation) * ease(clamp(progress, 0, 1)));
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container[property] = location;
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// Allow for some jitter if target time has elapsed
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if (progress >= 1 && Math.abs(location - container[property]) < 10) {
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return resolve(targetLocation);
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} else if (progress > 2) {
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// The target might not be reachable
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consoleWarn('Scroll target is not reachable');
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return resolve(container[property]);
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}
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requestAnimationFrame(step);
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}));
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}
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export function useGoTo(_options = {}) {
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const goToInstance = inject(GoToSymbol);
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const {
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isRtl
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} = useRtl();
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if (!goToInstance) throw new Error('[Vuetify] Could not find injected goto instance');
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const goTo = {
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...goToInstance,
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// can be set via VLocaleProvider
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rtl: toRef(() => goToInstance.rtl.value || isRtl.value)
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};
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async function go(target, options) {
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return scrollTo(target, mergeDeep(_options, options), false, goTo);
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}
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go.horizontal = async (target, options) => {
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return scrollTo(target, mergeDeep(_options, options), true, goTo);
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};
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return go;
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}
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/**
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* Clamp target value to achieve a smooth scroll animation
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* when the value goes outside the scroll container size
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*/
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function clampTarget(container, value, rtl, horizontal) {
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const {
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scrollWidth,
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scrollHeight
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} = container;
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const [containerWidth, containerHeight] = container === document.scrollingElement ? [window.innerWidth, window.innerHeight] : [container.offsetWidth, container.offsetHeight];
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let min;
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let max;
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if (horizontal) {
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if (rtl) {
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min = -(scrollWidth - containerWidth);
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max = 0;
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} else {
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min = 0;
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max = scrollWidth - containerWidth;
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}
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} else {
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min = 0;
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max = scrollHeight + -containerHeight;
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}
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return clamp(value, min, max);
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}
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//# sourceMappingURL=goto.js.map
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