"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "serverPatchReducer", {
    enumerable: true,
    get: function() {
        return serverPatchReducer;
    }
});
const _createhreffromurl = require("../create-href-from-url");
const _applyrouterstatepatchtotree = require("../apply-router-state-patch-to-tree");
const _isnavigatingtonewrootlayout = require("../is-navigating-to-new-root-layout");
const _navigatereducer = require("./navigate-reducer");
const _applyflightdata = require("../apply-flight-data");
const _handlemutable = require("../handle-mutable");
const _approuter = require("../../app-router");
function serverPatchReducer(state, action) {
    const { flightData, overrideCanonicalUrl } = action;
    const mutable = {};
    mutable.preserveCustomHistoryState = false;
    // Handle case when navigating to page in `pages` from `app`
    if (typeof flightData === "string") {
        return (0, _navigatereducer.handleExternalUrl)(state, mutable, flightData, state.pushRef.pendingPush);
    }
    let currentTree = state.tree;
    let currentCache = state.cache;
    for (const flightDataPath of flightData){
        // Slices off the last segment (which is at -4) as it doesn't exist in the tree yet
        const flightSegmentPath = flightDataPath.slice(0, -4);
        const [treePatch] = flightDataPath.slice(-3, -2);
        const newTree = (0, _applyrouterstatepatchtotree.applyRouterStatePatchToTree)(// TODO-APP: remove ''
        [
            "",
            ...flightSegmentPath
        ], currentTree, treePatch);
        if (newTree === null) {
            throw new Error("SEGMENT MISMATCH");
        }
        if ((0, _isnavigatingtonewrootlayout.isNavigatingToNewRootLayout)(currentTree, newTree)) {
            return (0, _navigatereducer.handleExternalUrl)(state, mutable, state.canonicalUrl, state.pushRef.pendingPush);
        }
        const canonicalUrlOverrideHref = overrideCanonicalUrl ? (0, _createhreffromurl.createHrefFromUrl)(overrideCanonicalUrl) : undefined;
        if (canonicalUrlOverrideHref) {
            mutable.canonicalUrl = canonicalUrlOverrideHref;
        }
        const cache = (0, _approuter.createEmptyCacheNode)();
        (0, _applyflightdata.applyFlightData)(currentCache, cache, flightDataPath);
        mutable.patchedTree = newTree;
        mutable.cache = cache;
        currentCache = cache;
        currentTree = newTree;
    }
    return (0, _handlemutable.handleMutable)(state, mutable);
}

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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