423 lines
19 KiB
JavaScript
423 lines
19 KiB
JavaScript
"use client";
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "default", {
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enumerable: true,
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get: function() {
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return _default;
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}
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});
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const _interop_require_default = require("@swc/helpers/_/_interop_require_default");
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const _react = /*#__PURE__*/ _interop_require_default._(require("react"));
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const _resolvehref = require("./resolve-href");
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const _islocalurl = require("../shared/lib/router/utils/is-local-url");
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const _formaturl = require("../shared/lib/router/utils/format-url");
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const _utils = require("../shared/lib/utils");
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const _addlocale = require("./add-locale");
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const _routercontextsharedruntime = require("../shared/lib/router-context.shared-runtime");
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const _approutercontextsharedruntime = require("../shared/lib/app-router-context.shared-runtime");
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const _useintersection = require("./use-intersection");
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const _getdomainlocale = require("./get-domain-locale");
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const _addbasepath = require("./add-base-path");
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const _routerreducertypes = require("./components/router-reducer/router-reducer-types");
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const prefetched = new Set();
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function prefetch(router, href, as, options, appOptions, isAppRouter) {
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if (typeof window === "undefined") {
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return;
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}
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// app-router supports external urls out of the box so it shouldn't short-circuit here as support for e.g. `replace` is added in the app-router.
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if (!isAppRouter && !(0, _islocalurl.isLocalURL)(href)) {
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return;
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}
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// We should only dedupe requests when experimental.optimisticClientCache is
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// disabled.
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if (!options.bypassPrefetchedCheck) {
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const locale = // Let the link's locale prop override the default router locale.
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typeof options.locale !== "undefined" ? options.locale : "locale" in router ? router.locale : undefined;
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const prefetchedKey = href + "%" + as + "%" + locale;
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// If we've already fetched the key, then don't prefetch it again!
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if (prefetched.has(prefetchedKey)) {
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return;
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}
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// Mark this URL as prefetched.
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prefetched.add(prefetchedKey);
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}
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const prefetchPromise = isAppRouter ? router.prefetch(href, appOptions) : router.prefetch(href, as, options);
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// Prefetch the JSON page if asked (only in the client)
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// We need to handle a prefetch error here since we may be
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// loading with priority which can reject but we don't
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// want to force navigation since this is only a prefetch
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Promise.resolve(prefetchPromise).catch((err)=>{
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if (process.env.NODE_ENV !== "production") {
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// rethrow to show invalid URL errors
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throw err;
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}
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});
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}
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function isModifiedEvent(event) {
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const eventTarget = event.currentTarget;
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const target = eventTarget.getAttribute("target");
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return target && target !== "_self" || event.metaKey || event.ctrlKey || event.shiftKey || event.altKey || // triggers resource download
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event.nativeEvent && event.nativeEvent.which === 2;
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}
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function linkClicked(e, router, href, as, replace, shallow, scroll, locale, isAppRouter, prefetchEnabled) {
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const { nodeName } = e.currentTarget;
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// anchors inside an svg have a lowercase nodeName
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const isAnchorNodeName = nodeName.toUpperCase() === "A";
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if (isAnchorNodeName && (isModifiedEvent(e) || // app-router supports external urls out of the box so it shouldn't short-circuit here as support for e.g. `replace` is added in the app-router.
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!isAppRouter && !(0, _islocalurl.isLocalURL)(href))) {
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// ignore click for browser’s default behavior
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return;
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}
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e.preventDefault();
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const navigate = ()=>{
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// If the router is an NextRouter instance it will have `beforePopState`
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const routerScroll = scroll != null ? scroll : true;
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if ("beforePopState" in router) {
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router[replace ? "replace" : "push"](href, as, {
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shallow,
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locale,
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scroll: routerScroll
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});
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} else {
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router[replace ? "replace" : "push"](as || href, {
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forceOptimisticNavigation: !prefetchEnabled,
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scroll: routerScroll
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});
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}
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};
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if (isAppRouter) {
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_react.default.startTransition(navigate);
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} else {
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navigate();
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}
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}
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function formatStringOrUrl(urlObjOrString) {
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if (typeof urlObjOrString === "string") {
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return urlObjOrString;
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}
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return (0, _formaturl.formatUrl)(urlObjOrString);
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}
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/**
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* React Component that enables client-side transitions between routes.
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*/ const Link = /*#__PURE__*/ _react.default.forwardRef(function LinkComponent(props, forwardedRef) {
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let children;
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const { href: hrefProp, as: asProp, children: childrenProp, prefetch: prefetchProp = null, passHref, replace, shallow, scroll, locale, onClick, onMouseEnter: onMouseEnterProp, onTouchStart: onTouchStartProp, legacyBehavior = false, ...restProps } = props;
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children = childrenProp;
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if (legacyBehavior && (typeof children === "string" || typeof children === "number")) {
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children = /*#__PURE__*/ _react.default.createElement("a", null, children);
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}
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const pagesRouter = _react.default.useContext(_routercontextsharedruntime.RouterContext);
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const appRouter = _react.default.useContext(_approutercontextsharedruntime.AppRouterContext);
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const router = pagesRouter != null ? pagesRouter : appRouter;
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// We're in the app directory if there is no pages router.
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const isAppRouter = !pagesRouter;
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const prefetchEnabled = prefetchProp !== false;
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/**
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* The possible states for prefetch are:
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* - null: this is the default "auto" mode, where we will prefetch partially if the link is in the viewport
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* - true: we will prefetch if the link is visible and prefetch the full page, not just partially
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* - false: we will not prefetch if in the viewport at all
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*/ const appPrefetchKind = prefetchProp === null ? _routerreducertypes.PrefetchKind.AUTO : _routerreducertypes.PrefetchKind.FULL;
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if (process.env.NODE_ENV !== "production") {
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function createPropError(args) {
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return new Error("Failed prop type: The prop `" + args.key + "` expects a " + args.expected + " in `<Link>`, but got `" + args.actual + "` instead." + (typeof window !== "undefined" ? "\nOpen your browser's console to view the Component stack trace." : ""));
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}
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// TypeScript trick for type-guarding:
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const requiredPropsGuard = {
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href: true
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};
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const requiredProps = Object.keys(requiredPropsGuard);
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requiredProps.forEach((key)=>{
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if (key === "href") {
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if (props[key] == null || typeof props[key] !== "string" && typeof props[key] !== "object") {
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throw createPropError({
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key,
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expected: "`string` or `object`",
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actual: props[key] === null ? "null" : typeof props[key]
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});
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}
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} else {
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// TypeScript trick for type-guarding:
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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const _ = key;
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}
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});
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// TypeScript trick for type-guarding:
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const optionalPropsGuard = {
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as: true,
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replace: true,
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scroll: true,
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shallow: true,
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passHref: true,
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prefetch: true,
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locale: true,
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onClick: true,
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onMouseEnter: true,
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onTouchStart: true,
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legacyBehavior: true
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};
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const optionalProps = Object.keys(optionalPropsGuard);
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optionalProps.forEach((key)=>{
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const valType = typeof props[key];
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if (key === "as") {
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if (props[key] && valType !== "string" && valType !== "object") {
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throw createPropError({
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key,
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expected: "`string` or `object`",
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actual: valType
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});
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}
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} else if (key === "locale") {
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if (props[key] && valType !== "string") {
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throw createPropError({
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key,
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expected: "`string`",
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actual: valType
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});
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}
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} else if (key === "onClick" || key === "onMouseEnter" || key === "onTouchStart") {
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if (props[key] && valType !== "function") {
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throw createPropError({
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key,
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expected: "`function`",
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actual: valType
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});
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}
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} else if (key === "replace" || key === "scroll" || key === "shallow" || key === "passHref" || key === "prefetch" || key === "legacyBehavior") {
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if (props[key] != null && valType !== "boolean") {
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throw createPropError({
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key,
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expected: "`boolean`",
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actual: valType
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});
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}
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} else {
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// TypeScript trick for type-guarding:
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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const _ = key;
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}
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});
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// This hook is in a conditional but that is ok because `process.env.NODE_ENV` never changes
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// eslint-disable-next-line react-hooks/rules-of-hooks
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const hasWarned = _react.default.useRef(false);
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if (props.prefetch && !hasWarned.current && !isAppRouter) {
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hasWarned.current = true;
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console.warn("Next.js auto-prefetches automatically based on viewport. The prefetch attribute is no longer needed. More: https://nextjs.org/docs/messages/prefetch-true-deprecated");
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}
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}
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if (process.env.NODE_ENV !== "production") {
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if (isAppRouter && !asProp) {
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let href;
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if (typeof hrefProp === "string") {
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href = hrefProp;
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} else if (typeof hrefProp === "object" && typeof hrefProp.pathname === "string") {
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href = hrefProp.pathname;
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}
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if (href) {
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const hasDynamicSegment = href.split("/").some((segment)=>segment.startsWith("[") && segment.endsWith("]"));
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if (hasDynamicSegment) {
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throw new Error("Dynamic href `" + href + "` found in <Link> while using the `/app` router, this is not supported. Read more: https://nextjs.org/docs/messages/app-dir-dynamic-href");
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}
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}
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}
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}
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const { href, as } = _react.default.useMemo(()=>{
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if (!pagesRouter) {
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const resolvedHref = formatStringOrUrl(hrefProp);
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return {
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href: resolvedHref,
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as: asProp ? formatStringOrUrl(asProp) : resolvedHref
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};
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}
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const [resolvedHref, resolvedAs] = (0, _resolvehref.resolveHref)(pagesRouter, hrefProp, true);
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return {
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href: resolvedHref,
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as: asProp ? (0, _resolvehref.resolveHref)(pagesRouter, asProp) : resolvedAs || resolvedHref
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};
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}, [
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pagesRouter,
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hrefProp,
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asProp
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]);
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const previousHref = _react.default.useRef(href);
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const previousAs = _react.default.useRef(as);
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// This will return the first child, if multiple are provided it will throw an error
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let child;
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if (legacyBehavior) {
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if (process.env.NODE_ENV === "development") {
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if (onClick) {
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console.warn('"onClick" was passed to <Link> with `href` of `' + hrefProp + '` but "legacyBehavior" was set. The legacy behavior requires onClick be set on the child of next/link');
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}
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if (onMouseEnterProp) {
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console.warn('"onMouseEnter" was passed to <Link> with `href` of `' + hrefProp + '` but "legacyBehavior" was set. The legacy behavior requires onMouseEnter be set on the child of next/link');
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}
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try {
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child = _react.default.Children.only(children);
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} catch (err) {
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if (!children) {
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throw new Error("No children were passed to <Link> with `href` of `" + hrefProp + "` but one child is required https://nextjs.org/docs/messages/link-no-children");
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}
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throw new Error("Multiple children were passed to <Link> with `href` of `" + hrefProp + "` but only one child is supported https://nextjs.org/docs/messages/link-multiple-children" + (typeof window !== "undefined" ? " \nOpen your browser's console to view the Component stack trace." : ""));
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}
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} else {
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child = _react.default.Children.only(children);
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}
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} else {
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if (process.env.NODE_ENV === "development") {
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if ((children == null ? void 0 : children.type) === "a") {
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throw new Error("Invalid <Link> with <a> child. Please remove <a> or use <Link legacyBehavior>.\nLearn more: https://nextjs.org/docs/messages/invalid-new-link-with-extra-anchor");
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}
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}
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}
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const childRef = legacyBehavior ? child && typeof child === "object" && child.ref : forwardedRef;
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const [setIntersectionRef, isVisible, resetVisible] = (0, _useintersection.useIntersection)({
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rootMargin: "200px"
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});
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const setRef = _react.default.useCallback((el)=>{
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// Before the link getting observed, check if visible state need to be reset
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if (previousAs.current !== as || previousHref.current !== href) {
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resetVisible();
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previousAs.current = as;
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previousHref.current = href;
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}
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setIntersectionRef(el);
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if (childRef) {
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if (typeof childRef === "function") childRef(el);
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else if (typeof childRef === "object") {
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childRef.current = el;
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}
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}
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}, [
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as,
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childRef,
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href,
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resetVisible,
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setIntersectionRef
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]);
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// Prefetch the URL if we haven't already and it's visible.
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_react.default.useEffect(()=>{
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// in dev, we only prefetch on hover to avoid wasting resources as the prefetch will trigger compiling the page.
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if (process.env.NODE_ENV !== "production") {
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return;
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}
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if (!router) {
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return;
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}
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// If we don't need to prefetch the URL, don't do prefetch.
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if (!isVisible || !prefetchEnabled) {
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return;
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}
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// Prefetch the URL.
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prefetch(router, href, as, {
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locale
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}, {
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kind: appPrefetchKind
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}, isAppRouter);
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}, [
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as,
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href,
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isVisible,
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locale,
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prefetchEnabled,
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pagesRouter == null ? void 0 : pagesRouter.locale,
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router,
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isAppRouter,
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appPrefetchKind
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]);
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const childProps = {
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ref: setRef,
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onClick (e) {
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if (process.env.NODE_ENV !== "production") {
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if (!e) {
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throw new Error('Component rendered inside next/link has to pass click event to "onClick" prop.');
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}
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}
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if (!legacyBehavior && typeof onClick === "function") {
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onClick(e);
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}
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if (legacyBehavior && child.props && typeof child.props.onClick === "function") {
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child.props.onClick(e);
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}
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if (!router) {
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return;
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}
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if (e.defaultPrevented) {
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return;
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}
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linkClicked(e, router, href, as, replace, shallow, scroll, locale, isAppRouter, prefetchEnabled);
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},
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onMouseEnter (e) {
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if (!legacyBehavior && typeof onMouseEnterProp === "function") {
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onMouseEnterProp(e);
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}
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if (legacyBehavior && child.props && typeof child.props.onMouseEnter === "function") {
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child.props.onMouseEnter(e);
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}
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if (!router) {
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return;
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}
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if ((!prefetchEnabled || process.env.NODE_ENV === "development") && isAppRouter) {
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return;
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}
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prefetch(router, href, as, {
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locale,
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priority: true,
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// @see {https://github.com/vercel/next.js/discussions/40268?sort=top#discussioncomment-3572642}
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bypassPrefetchedCheck: true
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}, {
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kind: appPrefetchKind
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}, isAppRouter);
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},
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onTouchStart (e) {
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if (!legacyBehavior && typeof onTouchStartProp === "function") {
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onTouchStartProp(e);
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}
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if (legacyBehavior && child.props && typeof child.props.onTouchStart === "function") {
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child.props.onTouchStart(e);
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}
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if (!router) {
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return;
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}
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if (!prefetchEnabled && isAppRouter) {
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return;
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}
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prefetch(router, href, as, {
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locale,
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priority: true,
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// @see {https://github.com/vercel/next.js/discussions/40268?sort=top#discussioncomment-3572642}
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bypassPrefetchedCheck: true
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}, {
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kind: appPrefetchKind
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}, isAppRouter);
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}
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};
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// If child is an <a> tag and doesn't have a href attribute, or if the 'passHref' property is
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// defined, we specify the current 'href', so that repetition is not needed by the user.
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// If the url is absolute, we can bypass the logic to prepend the domain and locale.
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if ((0, _utils.isAbsoluteUrl)(as)) {
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childProps.href = as;
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} else if (!legacyBehavior || passHref || child.type === "a" && !("href" in child.props)) {
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const curLocale = typeof locale !== "undefined" ? locale : pagesRouter == null ? void 0 : pagesRouter.locale;
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// we only render domain locales if we are currently on a domain locale
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// so that locale links are still visitable in development/preview envs
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const localeDomain = (pagesRouter == null ? void 0 : pagesRouter.isLocaleDomain) && (0, _getdomainlocale.getDomainLocale)(as, curLocale, pagesRouter == null ? void 0 : pagesRouter.locales, pagesRouter == null ? void 0 : pagesRouter.domainLocales);
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childProps.href = localeDomain || (0, _addbasepath.addBasePath)((0, _addlocale.addLocale)(as, curLocale, pagesRouter == null ? void 0 : pagesRouter.defaultLocale));
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}
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return legacyBehavior ? /*#__PURE__*/ _react.default.cloneElement(child, childProps) : /*#__PURE__*/ _react.default.createElement("a", {
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...restProps,
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...childProps
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}, children);
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});
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const _default = Link;
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if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
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Object.defineProperty(exports.default, '__esModule', { value: true });
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Object.assign(exports.default, exports);
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module.exports = exports.default;
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}
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//# sourceMappingURL=link.js.map
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