import { defineComponent, shallowRef, h, resolveComponent, computed, unref } from 'vue';
import { b4 as parseQuery, aI as hasProtocol, aF as joinURL, b6 as withTrailingSlash, b5 as withoutTrailingSlash } from '../nitro/nitro.mjs';
import { b1 as useRouter$1, b2 as encodeRoutePath, b3 as resolveRouteObject, A as navigateTo, z as useNuxtApp, b4 as useRuntimeConfig, b5 as nuxtLinkDefaults } from './server.mjs';

const firstNonUndefined = (...args) => args.find((arg) => arg !== void 0);
// @__NO_SIDE_EFFECTS__
function defineNuxtLink(options) {
  const componentName = options.componentName || "NuxtLink";
  function isHashLinkWithoutHashMode(link) {
    return typeof link === "string" && link.startsWith("#");
  }
  function resolveTrailingSlashBehavior(to, resolve, trailingSlash) {
    const effectiveTrailingSlash = trailingSlash ?? options.trailingSlash;
    if (!to || effectiveTrailingSlash !== "append" && effectiveTrailingSlash !== "remove") {
      return to;
    }
    if (typeof to === "string") {
      return applyTrailingSlashBehavior(to, effectiveTrailingSlash);
    }
    const path = "path" in to && to.path !== void 0 ? to.path : resolve(to).path;
    const resolvedPath = {
      ...to,
      name: void 0,
      // named routes would otherwise always override trailing slash behavior
      path: applyTrailingSlashBehavior(path, effectiveTrailingSlash)
    };
    return resolvedPath;
  }
  function useNuxtLink(props) {
    const router = useRouter$1();
    const config = useRuntimeConfig();
    const hasTarget = computed(() => !!unref(props.target) && unref(props.target) !== "_self");
    const isAbsoluteUrl = computed(() => {
      const path = unref(props.to) || unref(props.href) || "";
      return typeof path === "string" && hasProtocol(path, { acceptRelative: true });
    });
    const builtinRouterLink = resolveComponent("RouterLink");
    const useBuiltinLink = builtinRouterLink && typeof builtinRouterLink !== "string" ? builtinRouterLink.useLink : void 0;
    const isExternal = computed(() => {
      if (unref(props.external)) {
        return true;
      }
      const path = unref(props.to) || unref(props.href) || "";
      if (typeof path === "object") {
        return false;
      }
      return path === "" || isAbsoluteUrl.value;
    });
    const to = computed(() => {
      const path = unref(props.to) || unref(props.href) || "";
      if (isExternal.value) {
        return path;
      }
      return resolveTrailingSlashBehavior(path, router.resolve, unref(props.trailingSlash));
    });
    const link = isExternal.value ? void 0 : useBuiltinLink?.({ ...props, to, viewTransition: unref(props.viewTransition) });
    const href = computed(() => {
      const effectiveTrailingSlash = unref(props.trailingSlash) ?? options.trailingSlash;
      if (!to.value || isAbsoluteUrl.value || isHashLinkWithoutHashMode(to.value)) {
        return to.value;
      }
      if (isExternal.value) {
        const path = typeof to.value === "object" && "path" in to.value ? resolveRouteObject(to.value) : to.value;
        const href2 = typeof path === "object" ? router.resolve(path).href : path;
        return applyTrailingSlashBehavior(href2, effectiveTrailingSlash);
      }
      if (typeof to.value === "object") {
        return router.resolve(to.value)?.href ?? null;
      }
      return applyTrailingSlashBehavior(joinURL(config.app.baseURL, to.value), effectiveTrailingSlash);
    });
    return {
      to,
      hasTarget,
      isAbsoluteUrl,
      isExternal,
      //
      href,
      isActive: link?.isActive ?? computed(() => to.value === router.currentRoute.value.path),
      isExactActive: link?.isExactActive ?? computed(() => to.value === router.currentRoute.value.path),
      route: link?.route ?? computed(() => router.resolve(to.value)),
      async navigate(_e) {
        await navigateTo(href.value, { replace: unref(props.replace), external: isExternal.value || hasTarget.value });
      }
    };
  }
  return defineComponent({
    name: componentName,
    props: {
      // Routing
      to: {
        type: [String, Object],
        default: void 0,
        required: false
      },
      href: {
        type: [String, Object],
        default: void 0,
        required: false
      },
      // Attributes
      target: {
        type: String,
        default: void 0,
        required: false
      },
      rel: {
        type: String,
        default: void 0,
        required: false
      },
      noRel: {
        type: Boolean,
        default: void 0,
        required: false
      },
      // Prefetching
      prefetch: {
        type: Boolean,
        default: void 0,
        required: false
      },
      prefetchOn: {
        type: [String, Object],
        default: void 0,
        required: false
      },
      noPrefetch: {
        type: Boolean,
        default: void 0,
        required: false
      },
      // Styling
      activeClass: {
        type: String,
        default: void 0,
        required: false
      },
      exactActiveClass: {
        type: String,
        default: void 0,
        required: false
      },
      prefetchedClass: {
        type: String,
        default: void 0,
        required: false
      },
      // Vue Router's `<RouterLink>` additional props
      replace: {
        type: Boolean,
        default: void 0,
        required: false
      },
      ariaCurrentValue: {
        type: String,
        default: void 0,
        required: false
      },
      // Edge cases handling
      external: {
        type: Boolean,
        default: void 0,
        required: false
      },
      // Slot API
      custom: {
        type: Boolean,
        default: void 0,
        required: false
      },
      // Behavior
      trailingSlash: {
        type: String,
        default: void 0,
        required: false
      }
    },
    useLink: useNuxtLink,
    setup(props, { slots }) {
      const router = useRouter$1();
      const { to, href, navigate, isExternal, hasTarget, isAbsoluteUrl } = useNuxtLink(props);
      shallowRef(false);
      const el = void 0;
      const elRef = void 0;
      async function prefetch(nuxtApp = useNuxtApp()) {
        {
          return;
        }
      }
      return () => {
        if (!isExternal.value && !hasTarget.value && !isHashLinkWithoutHashMode(to.value)) {
          const routerLinkProps = {
            ref: elRef,
            to: to.value,
            activeClass: props.activeClass || options.activeClass,
            exactActiveClass: props.exactActiveClass || options.exactActiveClass,
            replace: props.replace,
            ariaCurrentValue: props.ariaCurrentValue,
            custom: props.custom
          };
          if (!props.custom) {
            routerLinkProps.rel = props.rel || void 0;
          }
          return h(
            resolveComponent("RouterLink"),
            routerLinkProps,
            slots.default
          );
        }
        const target = props.target || null;
        const rel = firstNonUndefined(
          // converts `""` to `null` to prevent the attribute from being added as empty (`rel=""`)
          props.noRel ? "" : props.rel,
          options.externalRelAttribute,
          /*
          * A fallback rel of `noopener noreferrer` is applied for external links or links that open in a new tab.
          * This solves a reverse tabnapping security flaw in browsers pre-2021 as well as improving privacy.
          */
          isAbsoluteUrl.value || hasTarget.value ? "noopener noreferrer" : ""
        ) || null;
        if (props.custom) {
          if (!slots.default) {
            return null;
          }
          return slots.default({
            href: href.value,
            navigate,
            prefetch,
            get route() {
              if (!href.value) {
                return void 0;
              }
              const url = new URL(href.value, "http://localhost");
              return {
                path: url.pathname,
                fullPath: url.pathname,
                get query() {
                  return parseQuery(url.search);
                },
                hash: url.hash,
                params: {},
                name: void 0,
                matched: [],
                redirectedFrom: void 0,
                meta: {},
                href: href.value
              };
            },
            rel,
            target,
            isExternal: isExternal.value || hasTarget.value,
            isActive: false,
            isExactActive: false
          });
        }
        return h("a", {
          ref: el,
          href: href.value || null,
          // converts `""` to `null` to prevent the attribute from being added as empty (`href=""`)
          rel,
          target,
          onClick: async (event) => {
            if (isExternal.value || hasTarget.value) {
              return;
            }
            event.preventDefault();
            try {
              const encodedHref = encodeRoutePath(href.value);
              return await (props.replace ? router.replace(encodedHref) : router.push(encodedHref));
            } finally {
            }
          }
        }, slots.default?.());
      };
    }
  });
}
const __nuxt_component_2 = /* @__PURE__ */ defineNuxtLink(nuxtLinkDefaults);
function applyTrailingSlashBehavior(to, trailingSlash) {
  const normalizeFn = trailingSlash === "append" ? withTrailingSlash : withoutTrailingSlash;
  const hasProtocolDifferentFromHttp = hasProtocol(to) && !to.startsWith("http");
  if (hasProtocolDifferentFromHttp) {
    return to;
  }
  return normalizeFn(to, true);
}

export { __nuxt_component_2 as _ };
