'use client';
import { jsx as _jsx } from "react/jsx-runtime";
import React, { createContext, useContext } from 'react';
import { resolveHref } from './resolve-href';
import { isLocalURL } from '../shared/lib/router/utils/is-local-url';
import { formatUrl } from '../shared/lib/router/utils/format-url';
import { isAbsoluteUrl } from '../shared/lib/utils';
import { addLocale } from './add-locale';
import { RouterContext } from '../shared/lib/router-context.shared-runtime';
import { useIntersection } from './use-intersection';
import { getDomainLocale } from './get-domain-locale';
import { addBasePath } from './add-base-path';
import { useMergedRef } from './use-merged-ref';
import { errorOnce } from '../shared/lib/utils/error-once';
const prefetched = new Set();
function prefetch(router, href, as, options) {
    if (typeof window === 'undefined') {
        return;
    }
    if (!isLocalURL(href)) {
        return;
    }
    // We should only dedupe requests when experimental.optimisticClientCache is
    // disabled.
    if (!options.bypassPrefetchedCheck) {
        const locale = // Let the link's locale prop override the default router locale.
        typeof options.locale !== 'undefined' ? options.locale : 'locale' in router ? router.locale : undefined;
        const prefetchedKey = href + '%' + as + '%' + locale;
        // If we've already fetched the key, then don't prefetch it again!
        if (prefetched.has(prefetchedKey)) {
            return;
        }
        // Mark this URL as prefetched.
        prefetched.add(prefetchedKey);
    }
    // Prefetch the JSON page if asked (only in the client)
    // We need to handle a prefetch error here since we may be
    // loading with priority which can reject but we don't
    // want to force navigation since this is only a prefetch
    router.prefetch(href, as, options).catch((err)=>{
        if (process.env.NODE_ENV !== 'production') {
            // rethrow to show invalid URL errors
            throw err;
        }
    });
}
function isModifiedEvent(event) {
    const eventTarget = event.currentTarget;
    const target = eventTarget.getAttribute('target');
    return target && target !== '_self' || event.metaKey || event.ctrlKey || event.shiftKey || event.altKey || // triggers resource download
    event.nativeEvent && event.nativeEvent.which === 2;
}
function linkClicked(e, router, href, as, replace, shallow, scroll, locale, onNavigate) {
    const { nodeName } = e.currentTarget;
    // anchors inside an svg have a lowercase nodeName
    const isAnchorNodeName = nodeName.toUpperCase() === 'A';
    if (isAnchorNodeName && isModifiedEvent(e) || e.currentTarget.hasAttribute('download')) {
        // ignore click for browser’s default behavior
        return;
    }
    if (!isLocalURL(href)) {
        if (replace) {
            // browser default behavior does not replace the history state
            // so we need to do it manually
            e.preventDefault();
            location.replace(href);
        }
        // ignore click for browser’s default behavior
        return;
    }
    e.preventDefault();
    const navigate = ()=>{
        if (onNavigate) {
            let isDefaultPrevented = false;
            onNavigate({
                preventDefault: ()=>{
                    isDefaultPrevented = true;
                }
            });
            if (isDefaultPrevented) {
                return;
            }
        }
        // If the router is an NextRouter instance it will have `beforePopState`
        const routerScroll = scroll != null ? scroll : true;
        if ('beforePopState' in router) {
            router[replace ? 'replace' : 'push'](href, as, {
                shallow,
                locale,
                scroll: routerScroll
            });
        } else {
            router[replace ? 'replace' : 'push'](as || href, {
                scroll: routerScroll
            });
        }
    };
    navigate();
}
function formatStringOrUrl(urlObjOrString) {
    if (typeof urlObjOrString === 'string') {
        return urlObjOrString;
    }
    return formatUrl(urlObjOrString);
}
/**
 * A React component that extends the HTML `<a>` element to provide [prefetching](https://nextjs.org/docs/app/building-your-application/routing/linking-and-navigating#2-prefetching)
 * and client-side navigation between routes.
 *
 * It is the primary way to navigate between routes in Next.js.
 *
 * Read more: [Next.js docs: `<Link>`](https://nextjs.org/docs/app/api-reference/components/link)
 */ const Link = /*#__PURE__*/ React.forwardRef(function LinkComponent(props, forwardedRef) {
    let children;
    const { href: hrefProp, as: asProp, children: childrenProp, prefetch: prefetchProp = null, passHref, replace, shallow, scroll, locale, onClick, onNavigate, onMouseEnter: onMouseEnterProp, onTouchStart: onTouchStartProp, legacyBehavior = false, ...restProps } = props;
    children = childrenProp;
    if (legacyBehavior && (typeof children === 'string' || typeof children === 'number')) {
        children = /*#__PURE__*/ _jsx("a", {
            children: children
        });
    }
    const router = React.useContext(RouterContext);
    const prefetchEnabled = prefetchProp !== false;
    if (process.env.NODE_ENV !== 'production') {
        function createPropError(args) {
            return Object.defineProperty(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." : '')), "__NEXT_ERROR_CODE", {
                value: "E319",
                enumerable: false,
                configurable: true
            });
        }
        // TypeScript trick for type-guarding:
        const requiredPropsGuard = {
            href: true
        };
        const requiredProps = Object.keys(requiredPropsGuard);
        requiredProps.forEach((key)=>{
            if (key === 'href') {
                if (props[key] == null || typeof props[key] !== 'string' && typeof props[key] !== 'object') {
                    throw createPropError({
                        key,
                        expected: '`string` or `object`',
                        actual: props[key] === null ? 'null' : typeof props[key]
                    });
                }
            } else {
                // TypeScript trick for type-guarding:
                // eslint-disable-next-line @typescript-eslint/no-unused-vars
                const _ = key;
            }
        });
        // TypeScript trick for type-guarding:
        const optionalPropsGuard = {
            as: true,
            replace: true,
            scroll: true,
            shallow: true,
            passHref: true,
            prefetch: true,
            locale: true,
            onClick: true,
            onMouseEnter: true,
            onTouchStart: true,
            legacyBehavior: true,
            onNavigate: true
        };
        const optionalProps = Object.keys(optionalPropsGuard);
        optionalProps.forEach((key)=>{
            const valType = typeof props[key];
            if (key === 'as') {
                if (props[key] && valType !== 'string' && valType !== 'object') {
                    throw createPropError({
                        key,
                        expected: '`string` or `object`',
                        actual: valType
                    });
                }
            } else if (key === 'locale') {
                if (props[key] && valType !== 'string') {
                    throw createPropError({
                        key,
                        expected: '`string`',
                        actual: valType
                    });
                }
            } else if (key === 'onClick' || key === 'onMouseEnter' || key === 'onTouchStart' || key === 'onNavigate') {
                if (props[key] && valType !== 'function') {
                    throw createPropError({
                        key,
                        expected: '`function`',
                        actual: valType
                    });
                }
            } else if (key === 'replace' || key === 'scroll' || key === 'shallow' || key === 'passHref' || key === 'legacyBehavior') {
                if (props[key] != null && valType !== 'boolean') {
                    throw createPropError({
                        key,
                        expected: '`boolean`',
                        actual: valType
                    });
                }
            } else if (key === 'prefetch') {
                if (props[key] != null && valType !== 'boolean' && props[key] !== 'auto') {
                    throw createPropError({
                        key,
                        expected: '`boolean | "auto"`',
                        actual: valType
                    });
                }
            } else {
                // TypeScript trick for type-guarding:
                // eslint-disable-next-line @typescript-eslint/no-unused-vars
                const _ = key;
            }
        });
    }
    const { href, as } = React.useMemo(()=>{
        if (!router) {
            const resolvedHref = formatStringOrUrl(hrefProp);
            return {
                href: resolvedHref,
                as: asProp ? formatStringOrUrl(asProp) : resolvedHref
            };
        }
        const [resolvedHref, resolvedAs] = resolveHref(router, hrefProp, true);
        return {
            href: resolvedHref,
            as: asProp ? resolveHref(router, asProp) : resolvedAs || resolvedHref
        };
    }, [
        router,
        hrefProp,
        asProp
    ]);
    const previousHref = React.useRef(href);
    const previousAs = React.useRef(as);
    // This will return the first child, if multiple are provided it will throw an error
    let child;
    if (legacyBehavior) {
        if (process.env.NODE_ENV === 'development') {
            if (onClick) {
                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');
            }
            if (onMouseEnterProp) {
                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');
            }
            try {
                child = React.Children.only(children);
            } catch (err) {
                if (!children) {
                    throw Object.defineProperty(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"), "__NEXT_ERROR_CODE", {
                        value: "E320",
                        enumerable: false,
                        configurable: true
                    });
                }
                throw Object.defineProperty(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." : '')), "__NEXT_ERROR_CODE", {
                    value: "E266",
                    enumerable: false,
                    configurable: true
                });
            }
        } else {
            child = React.Children.only(children);
        }
    } else {
        if (process.env.NODE_ENV === 'development') {
            if ((children == null ? void 0 : children.type) === 'a') {
                throw Object.defineProperty(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'), "__NEXT_ERROR_CODE", {
                    value: "E209",
                    enumerable: false,
                    configurable: true
                });
            }
        }
    }
    const childRef = legacyBehavior ? child && typeof child === 'object' && child.ref : forwardedRef;
    const [setIntersectionRef, isVisible, resetVisible] = useIntersection({
        rootMargin: '200px'
    });
    const setIntersectionWithResetRef = React.useCallback((el)=>{
        // Before the link getting observed, check if visible state need to be reset
        if (previousAs.current !== as || previousHref.current !== href) {
            resetVisible();
            previousAs.current = as;
            previousHref.current = href;
        }
        setIntersectionRef(el);
    }, [
        as,
        href,
        resetVisible,
        setIntersectionRef
    ]);
    const setRef = useMergedRef(setIntersectionWithResetRef, childRef);
    // Prefetch the URL if we haven't already and it's visible.
    React.useEffect(()=>{
        // in dev, we only prefetch on hover to avoid wasting resources as the prefetch will trigger compiling the page.
        if (process.env.NODE_ENV !== 'production') {
            return;
        }
        if (!router) {
            return;
        }
        // If we don't need to prefetch the URL, don't do prefetch.
        if (!isVisible || !prefetchEnabled) {
            return;
        }
        // Prefetch the URL.
        prefetch(router, href, as, {
            locale
        });
    }, [
        as,
        href,
        isVisible,
        locale,
        prefetchEnabled,
        router == null ? void 0 : router.locale,
        router
    ]);
    const childProps = {
        ref: setRef,
        onClick (e) {
            if (process.env.NODE_ENV !== 'production') {
                if (!e) {
                    throw Object.defineProperty(new Error('Component rendered inside next/link has to pass click event to "onClick" prop.'), "__NEXT_ERROR_CODE", {
                        value: "E312",
                        enumerable: false,
                        configurable: true
                    });
                }
            }
            if (!legacyBehavior && typeof onClick === 'function') {
                onClick(e);
            }
            if (legacyBehavior && child.props && typeof child.props.onClick === 'function') {
                child.props.onClick(e);
            }
            if (!router) {
                return;
            }
            if (e.defaultPrevented) {
                return;
            }
            linkClicked(e, router, href, as, replace, shallow, scroll, locale, onNavigate);
        },
        onMouseEnter (e) {
            if (!legacyBehavior && typeof onMouseEnterProp === 'function') {
                onMouseEnterProp(e);
            }
            if (legacyBehavior && child.props && typeof child.props.onMouseEnter === 'function') {
                child.props.onMouseEnter(e);
            }
            if (!router) {
                return;
            }
            prefetch(router, href, as, {
                locale,
                priority: true,
                // @see {https://github.com/vercel/next.js/discussions/40268?sort=top#discussioncomment-3572642}
                bypassPrefetchedCheck: true
            });
        },
        onTouchStart: process.env.__NEXT_LINK_NO_TOUCH_START ? undefined : function onTouchStart(e) {
            if (!legacyBehavior && typeof onTouchStartProp === 'function') {
                onTouchStartProp(e);
            }
            if (legacyBehavior && child.props && typeof child.props.onTouchStart === 'function') {
                child.props.onTouchStart(e);
            }
            if (!router) {
                return;
            }
            prefetch(router, href, as, {
                locale,
                priority: true,
                // @see {https://github.com/vercel/next.js/discussions/40268?sort=top#discussioncomment-3572642}
                bypassPrefetchedCheck: true
            });
        }
    };
    // If child is an <a> tag and doesn't have a href attribute, or if the 'passHref' property is
    // defined, we specify the current 'href', so that repetition is not needed by the user.
    // If the url is absolute, we can bypass the logic to prepend the domain and locale.
    if (isAbsoluteUrl(as)) {
        childProps.href = as;
    } else if (!legacyBehavior || passHref || child.type === 'a' && !('href' in child.props)) {
        const curLocale = typeof locale !== 'undefined' ? locale : router == null ? void 0 : router.locale;
        // we only render domain locales if we are currently on a domain locale
        // so that locale links are still visitable in development/preview envs
        const localeDomain = (router == null ? void 0 : router.isLocaleDomain) && getDomainLocale(as, curLocale, router == null ? void 0 : router.locales, router == null ? void 0 : router.domainLocales);
        childProps.href = localeDomain || addBasePath(addLocale(as, curLocale, router == null ? void 0 : router.defaultLocale));
    }
    if (legacyBehavior) {
        if (process.env.NODE_ENV === 'development') {
            errorOnce('`legacyBehavior` is deprecated and will be removed in a future ' + 'release. A codemod is available to upgrade your components:\n\n' + 'npx @next/codemod@latest new-link .\n\n' + 'Learn more: https://nextjs.org/docs/app/building-your-application/upgrading/codemods#remove-a-tags-from-link-components');
        }
        return /*#__PURE__*/ React.cloneElement(child, childProps);
    }
    return /*#__PURE__*/ _jsx("a", {
        ...restProps,
        ...childProps,
        children: children
    });
});
const LinkStatusContext = /*#__PURE__*/ createContext({
    // We do not support link status in the Pages Router, so we always return false
    pending: false
});
export const useLinkStatus = ()=>{
    // This behaviour is like React's useFormStatus. When the component is not under
    // a <form> tag, it will get the default value, instead of throwing an error.
    return useContext(LinkStatusContext);
};
export default Link;

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