import { createRenderer, getRequestDependencies, getPreloadLinks, getPrefetchLinks } from 'vue-bundle-renderer/runtime';
import { a3 as buildAssetsURL, a4 as appRootTag, a5 as appRootAttrs, a6 as appSpaLoaderTag, a7 as appSpaLoaderAttrs, u as useRuntimeConfig, a8 as getResponseStatusText, a9 as getResponseStatus, aa as appId, ab as defineRenderHandler, ac as publicAssetsURL, ad as appTeleportTag, ae as appTeleportAttrs, g as getQuery, c as createError, af as appHead, ag as destr, ah as getRouteRules, ai as useNitroApp } from '../nitro/nitro.mjs';
import { renderToString } from 'vue/server-renderer';
import { createHead as createHead$1, propsToString, renderSSRHead } from 'unhead/server';
import { stringify, uneval } from 'devalue';
import { walkResolver } from 'unhead/utils';
import { toValue, isRef, hasInjectionContext, inject, ref, watchEffect, getCurrentInstance, onBeforeUnmount, onDeactivated, onActivated } from 'vue';

const VueResolver = (_, value) => {
  return isRef(value) ? toValue(value) : value;
};

const headSymbol = "usehead";
// @__NO_SIDE_EFFECTS__
function vueInstall(head) {
  const plugin = {
    install(app) {
      app.config.globalProperties.$unhead = head;
      app.config.globalProperties.$head = head;
      app.provide(headSymbol, head);
    }
  };
  return plugin.install;
}

// @__NO_SIDE_EFFECTS__
function injectHead() {
  if (hasInjectionContext()) {
    const instance = inject(headSymbol);
    if (!instance) {
      throw new Error("useHead() was called without provide context, ensure you call it through the setup() function.");
    }
    return instance;
  }
  throw new Error("useHead() was called without provide context, ensure you call it through the setup() function.");
}
function useHead(input, options = {}) {
  const head = options.head || /* @__PURE__ */ injectHead();
  return head.ssr ? head.push(input || {}, options) : clientUseHead(head, input, options);
}
function clientUseHead(head, input, options = {}) {
  const deactivated = ref(false);
  let entry;
  watchEffect(() => {
    const i = deactivated.value ? {} : walkResolver(input, VueResolver);
    if (entry) {
      entry.patch(i);
    } else {
      entry = head.push(i, options);
    }
  });
  const vm = getCurrentInstance();
  if (vm) {
    onBeforeUnmount(() => {
      entry.dispose();
    });
    onDeactivated(() => {
      deactivated.value = true;
    });
    onActivated(() => {
      deactivated.value = false;
    });
  }
  return entry;
}

// @__NO_SIDE_EFFECTS__
function createHead(options = {}) {
  const head = createHead$1({
    ...options,
    propResolvers: [VueResolver]
  });
  head.install = vueInstall(head);
  return head;
}

const APP_ROOT_OPEN_TAG = `<${appRootTag}${propsToString(appRootAttrs)}>`;
const APP_ROOT_CLOSE_TAG = `</${appRootTag}>`;
const getServerEntry = () => import('../build/server.mjs').then((r) => r.default || r);
const getPrecomputedDependencies = () => import('../build/client.precomputed.mjs').then((r) => r.default || r).then((r) => typeof r === "function" ? r() : r);
const getSSRRenderer = lazyCachedFunction(async () => {
  const createSSRApp = await getServerEntry();
  if (!createSSRApp) {
    throw new Error("Server bundle is not available");
  }
  const precomputed = await getPrecomputedDependencies();
  const renderer = createRenderer(createSSRApp, {
    precomputed,
    manifest: void 0,
    renderToString: renderToString$1,
    buildAssetsURL
  });
  async function renderToString$1(input, context) {
    const html = await renderToString(input, context);
    return APP_ROOT_OPEN_TAG + html + APP_ROOT_CLOSE_TAG;
  }
  return renderer;
});
const getSPARenderer = lazyCachedFunction(async () => {
  const precomputed = await getPrecomputedDependencies();
  const spaTemplate = await import('../virtual/_virtual_spa-template.mjs').then((r) => r.template).catch(() => "").then((r) => {
    {
      const APP_SPA_LOADER_OPEN_TAG = `<${appSpaLoaderTag}${propsToString(appSpaLoaderAttrs)}>`;
      const APP_SPA_LOADER_CLOSE_TAG = `</${appSpaLoaderTag}>`;
      const appTemplate = APP_ROOT_OPEN_TAG + APP_ROOT_CLOSE_TAG;
      const loaderTemplate = r ? APP_SPA_LOADER_OPEN_TAG + r + APP_SPA_LOADER_CLOSE_TAG : "";
      return appTemplate + loaderTemplate;
    }
  });
  const renderer = createRenderer(() => () => {
  }, {
    precomputed,
    manifest: void 0,
    renderToString: () => spaTemplate,
    buildAssetsURL
  });
  const result = await renderer.renderToString({});
  const renderToString = (ssrContext) => {
    const config = useRuntimeConfig(ssrContext.event);
    ssrContext.modules ||= /* @__PURE__ */ new Set();
    ssrContext.payload.serverRendered = false;
    ssrContext.config = {
      public: config.public,
      app: config.app
    };
    return Promise.resolve(result);
  };
  return {
    rendererContext: renderer.rendererContext,
    renderToString
  };
});
function lazyCachedFunction(fn) {
  let res = null;
  return () => {
    if (res === null) {
      res = fn().catch((err) => {
        res = null;
        throw err;
      });
    }
    return res;
  };
}
function getRenderer(ssrContext) {
  return ssrContext.noSSR ? getSPARenderer() : getSSRRenderer();
}
const getSSRStyles = lazyCachedFunction(() => import('../build/styles.mjs').then((r) => r.default || r));

function renderPayloadResponse(ssrContext) {
  return {
    body: stringify(splitPayload(ssrContext).payload, ssrContext._payloadReducers) ,
    statusCode: getResponseStatus(ssrContext.event),
    statusMessage: getResponseStatusText(ssrContext.event),
    headers: {
      "content-type": "application/json;charset=utf-8" ,
      "x-powered-by": "Nuxt"
    }
  };
}
function renderPayloadJsonScript(opts) {
  const contents = opts.data ? stringify(opts.data, opts.ssrContext._payloadReducers) : "";
  const payload = {
    "type": "application/json",
    "innerHTML": contents,
    "data-nuxt-data": appId,
    "data-ssr": !(opts.ssrContext.noSSR)
  };
  {
    payload.id = "__NUXT_DATA__";
  }
  if (opts.src) {
    payload["data-src"] = opts.src;
  }
  const config = uneval(opts.ssrContext.config);
  return [
    payload,
    {
      innerHTML: `window.__NUXT__={};window.__NUXT__.config=${config}`
    }
  ];
}
function splitPayload(ssrContext) {
  const { data, prerenderedAt, ...initial } = ssrContext.payload;
  return {
    initial: { ...initial, prerenderedAt },
    payload: { data, prerenderedAt }
  };
}

const unheadOptions = {
  disableDefaults: true,
};

function createSSRContext(event) {
  const ssrContext = {
    url: event.path,
    event,
    runtimeConfig: useRuntimeConfig(event),
    noSSR: event.context.nuxt?.noSSR || (false),
    head: createHead(unheadOptions),
    error: false,
    nuxt: void 0,
    /* NuxtApp */
    payload: {},
    _payloadReducers: /* @__PURE__ */ Object.create(null),
    modules: /* @__PURE__ */ new Set()
  };
  return ssrContext;
}
function setSSRError(ssrContext, error) {
  ssrContext.error = true;
  ssrContext.payload = { error };
  ssrContext.url = error.url;
}

async function renderInlineStyles(usedModules) {
  const styleMap = await getSSRStyles();
  const inlinedStyles = /* @__PURE__ */ new Set();
  for (const mod of usedModules) {
    if (mod in styleMap && styleMap[mod]) {
      for (const style of await styleMap[mod]()) {
        inlinedStyles.add(style);
      }
    }
  }
  return Array.from(inlinedStyles).map((style) => ({ innerHTML: style }));
}

const renderSSRHeadOptions = {"omitLineBreaks":true};

const entryIds = [];

globalThis.__buildAssetsURL = buildAssetsURL;
globalThis.__publicAssetsURL = publicAssetsURL;
const HAS_APP_TELEPORTS = !!(appTeleportAttrs.id);
const APP_TELEPORT_OPEN_TAG = HAS_APP_TELEPORTS ? `<${appTeleportTag}${propsToString(appTeleportAttrs)}>` : "";
const APP_TELEPORT_CLOSE_TAG = HAS_APP_TELEPORTS ? `</${appTeleportTag}>` : "";
const PAYLOAD_URL_RE = /^[^?]*\/_payload.json(?:\?.*)?$/ ;
const renderer = defineRenderHandler(async (event) => {
  const nitroApp = useNitroApp();
  const ssrError = event.path.startsWith("/__nuxt_error") ? getQuery(event) : null;
  if (ssrError && !("__unenv__" in event.node.req)) {
    throw createError({
      statusCode: 404,
      statusMessage: "Page Not Found: /__nuxt_error"
    });
  }
  const ssrContext = createSSRContext(event);
  const headEntryOptions = { mode: "server" };
  ssrContext.head.push(appHead, headEntryOptions);
  if (ssrError) {
    ssrError.statusCode &&= Number.parseInt(ssrError.statusCode);
    if (typeof ssrError.data === "string") {
      try {
        ssrError.data = destr(ssrError.data);
      } catch {
      }
    }
    setSSRError(ssrContext, ssrError);
  }
  const isRenderingPayload = PAYLOAD_URL_RE.test(ssrContext.url);
  if (isRenderingPayload) {
    const url = ssrContext.url.substring(0, ssrContext.url.lastIndexOf("/")) || "/";
    ssrContext.url = url;
    event._path = event.node.req.url = url;
  }
  const routeOptions = getRouteRules(event);
  if (routeOptions.ssr === false) {
    ssrContext.noSSR = true;
  }
  const renderer = await getRenderer(ssrContext);
  {
    for (const id of entryIds) {
      ssrContext.modules.add(id);
    }
  }
  const _rendered = await renderer.renderToString(ssrContext).catch(async (error) => {
    if (ssrContext._renderResponse && error.message === "skipping render") {
      return {};
    }
    const _err = !ssrError && ssrContext.payload?.error || error;
    await ssrContext.nuxt?.hooks.callHook("app:error", _err);
    throw _err;
  });
  const inlinedStyles = !ssrContext._renderResponse && !isRenderingPayload ? await renderInlineStyles(ssrContext.modules ?? []) : [];
  await ssrContext.nuxt?.hooks.callHook("app:rendered", { ssrContext, renderResult: _rendered });
  if (ssrContext._renderResponse) {
    return ssrContext._renderResponse;
  }
  if (ssrContext.payload?.error && !ssrError) {
    throw ssrContext.payload.error;
  }
  if (isRenderingPayload) {
    const response = renderPayloadResponse(ssrContext);
    return response;
  }
  const NO_SCRIPTS = routeOptions.noScripts;
  const { styles, scripts } = getRequestDependencies(ssrContext, renderer.rendererContext);
  if (ssrContext._preloadManifest && !NO_SCRIPTS) {
    ssrContext.head.push({
      link: [
        { rel: "preload", as: "fetch", fetchpriority: "low", crossorigin: "anonymous", href: buildAssetsURL(`builds/meta/${ssrContext.runtimeConfig.app.buildId}.json`) }
      ]
    }, { ...headEntryOptions, tagPriority: "low" });
  }
  if (inlinedStyles.length) {
    ssrContext.head.push({ style: inlinedStyles });
  }
  const link = [];
  for (const resource of Object.values(styles)) {
    link.push({ rel: "stylesheet", href: renderer.rendererContext.buildAssetsURL(resource.file), crossorigin: "" });
  }
  if (link.length) {
    ssrContext.head.push({ link }, headEntryOptions);
  }
  if (!NO_SCRIPTS) {
    ssrContext.head.push({
      link: getPreloadLinks(ssrContext, renderer.rendererContext)
    }, headEntryOptions);
    ssrContext.head.push({
      link: getPrefetchLinks(ssrContext, renderer.rendererContext)
    }, headEntryOptions);
    ssrContext.head.push({
      script: renderPayloadJsonScript({ ssrContext, data: ssrContext.payload }) 
    }, {
      ...headEntryOptions,
      // this should come before another end of body scripts
      tagPosition: "bodyClose",
      tagPriority: "high"
    });
  }
  if (!routeOptions.noScripts) {
    const tagPosition = "head";
    ssrContext.head.push({
      script: Object.values(scripts).map((resource) => ({
        type: resource.module ? "module" : null,
        src: renderer.rendererContext.buildAssetsURL(resource.file),
        defer: resource.module ? null : true,
        // if we are rendering script tag payloads that import an async payload
        // we need to ensure this resolves before executing the Nuxt entry
        tagPosition,
        crossorigin: ""
      }))
    }, headEntryOptions);
  }
  const { headTags, bodyTags, bodyTagsOpen, htmlAttrs, bodyAttrs } = await renderSSRHead(ssrContext.head, renderSSRHeadOptions);
  const htmlContext = {
    htmlAttrs: htmlAttrs ? [htmlAttrs] : [],
    head: normalizeChunks([headTags]),
    bodyAttrs: bodyAttrs ? [bodyAttrs] : [],
    bodyPrepend: normalizeChunks([bodyTagsOpen, ssrContext.teleports?.body]),
    body: [
      _rendered.html,
      APP_TELEPORT_OPEN_TAG + (HAS_APP_TELEPORTS ? joinTags([ssrContext.teleports?.[`#${appTeleportAttrs.id}`]]) : "") + APP_TELEPORT_CLOSE_TAG
    ],
    bodyAppend: [bodyTags]
  };
  await nitroApp.hooks.callHook("render:html", htmlContext, { event });
  return {
    body: renderHTMLDocument(htmlContext),
    statusCode: getResponseStatus(event),
    statusMessage: getResponseStatusText(event),
    headers: {
      "content-type": "text/html;charset=utf-8",
      "x-powered-by": "Nuxt"
    }
  };
});
function normalizeChunks(chunks) {
  const result = [];
  for (const _chunk of chunks) {
    const chunk = _chunk?.trim();
    if (chunk) {
      result.push(chunk);
    }
  }
  return result;
}
function joinTags(tags) {
  return tags.join("");
}
function joinAttrs(chunks) {
  if (chunks.length === 0) {
    return "";
  }
  return " " + chunks.join(" ");
}
function renderHTMLDocument(html) {
  return `<!DOCTYPE html><html${joinAttrs(html.htmlAttrs)}><head>${joinTags(html.head)}</head><body${joinAttrs(html.bodyAttrs)}>${joinTags(html.bodyPrepend)}${joinTags(html.body)}${joinTags(html.bodyAppend)}</body></html>`;
}

const renderer$1 = /*#__PURE__*/Object.freeze(/*#__PURE__*/Object.defineProperty({
  __proto__: null,
  default: renderer
}, Symbol.toStringTag, { value: 'Module' }));

export { headSymbol as h, renderer$1 as r, useHead as u };
//# sourceMappingURL=renderer.mjs.map
