"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "createInitialRouterState", {
    enumerable: true,
    get: function() {
        return createInitialRouterState;
    }
});
const _createhreffromurl = require("./create-href-from-url");
const _filllazyitemstillleafwithhead = require("./fill-lazy-items-till-leaf-with-head");
const _computechangedpath = require("./compute-changed-path");
const _prefetchcacheutils = require("./prefetch-cache-utils");
const _refetchinactiveparallelsegments = require("./refetch-inactive-parallel-segments");
function createInitialRouterState(param) {
    let { buildId, initialFlightData, initialCanonicalUrl, initialParallelRoutes, location, couldBeIntercepted, postponed } = param;
    // The initialFlightData is an array of FlightDataPath arrays.
    // For the root render, there'll only be a top-level FlightDataPath array.
    const [initialTree, initialSeedData, initialHead] = initialFlightData[0];
    const isServer = !location;
    const rsc = initialSeedData[1];
    const cache = {
        lazyData: null,
        rsc: rsc,
        prefetchRsc: null,
        head: null,
        prefetchHead: null,
        // The cache gets seeded during the first render. `initialParallelRoutes` ensures the cache from the first render is there during the second render.
        parallelRoutes: isServer ? new Map() : initialParallelRoutes,
        loading: initialSeedData[3]
    };
    const canonicalUrl = // location.href is read as the initial value for canonicalUrl in the browser
    // This is safe to do as canonicalUrl can't be rendered, it's only used to control the history updates in the useEffect further down in this file.
    location ? (0, _createhreffromurl.createHrefFromUrl)(location) : initialCanonicalUrl;
    (0, _refetchinactiveparallelsegments.addRefreshMarkerToActiveParallelSegments)(initialTree, canonicalUrl);
    const prefetchCache = new Map();
    // When the cache hasn't been seeded yet we fill the cache with the head.
    if (initialParallelRoutes === null || initialParallelRoutes.size === 0) {
        (0, _filllazyitemstillleafwithhead.fillLazyItemsTillLeafWithHead)(cache, undefined, initialTree, initialSeedData, initialHead);
    }
    var // the || operator is intentional, the pathname can be an empty string
    _ref;
    const initialState = {
        buildId,
        tree: initialTree,
        cache,
        prefetchCache,
        pushRef: {
            pendingPush: false,
            mpaNavigation: false,
            // First render needs to preserve the previous window.history.state
            // to avoid it being overwritten on navigation back/forward with MPA Navigation.
            preserveCustomHistoryState: true
        },
        focusAndScrollRef: {
            apply: false,
            onlyHashChange: false,
            hashFragment: null,
            segmentPaths: []
        },
        canonicalUrl,
        nextUrl: (_ref = (0, _computechangedpath.extractPathFromFlightRouterState)(initialTree) || (location == null ? void 0 : location.pathname)) != null ? _ref : null
    };
    if (location) {
        // Seed the prefetch cache with this page's data.
        // This is to prevent needlessly re-prefetching a page that is already reusable,
        // and will avoid triggering a loading state/data fetch stall when navigating back to the page.
        const url = new URL("" + location.pathname + location.search, location.origin);
        (0, _prefetchcacheutils.createPrefetchCacheEntryForInitialLoad)({
            url,
            data: {
                flightData: initialFlightData,
                canonicalUrl: undefined,
                couldBeIntercepted: !!couldBeIntercepted,
                // TODO: the server should probably send a value for this. Default to false for now.
                isPrerender: false,
                postponed
            },
            tree: initialState.tree,
            prefetchCache: initialState.prefetchCache,
            nextUrl: initialState.nextUrl
        });
    }
    return initialState;
}

if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
  Object.defineProperty(exports.default, '__esModule', { value: true });
  Object.assign(exports.default, exports);
  module.exports = exports.default;
}

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