"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
0 && (module.exports = {
    handleAction: null,
    parseHostHeader: null
});
function _export(target, all) {
    for(var name in all)Object.defineProperty(target, name, {
        enumerable: true,
        get: all[name]
    });
}
_export(exports, {
    handleAction: function() {
        return handleAction;
    },
    parseHostHeader: function() {
        return parseHostHeader;
    }
});
const _approuterheaders = require("../../client/components/app-router-headers");
const _httpaccessfallback = require("../../client/components/http-access-fallback/http-access-fallback");
const _redirect = require("../../client/components/redirect");
const _redirecterror = require("../../client/components/redirect-error");
const _renderresult = /*#__PURE__*/ _interop_require_default(require("../render-result"));
const _flightrenderresult = require("./flight-render-result");
const _utils = require("../lib/server-ipc/utils");
const _requestcookies = require("../web/spec-extension/adapters/request-cookies");
const _constants = require("../../lib/constants");
const _serveractionrequestmeta = require("../lib/server-action-request-meta");
const _csrfprotection = require("./csrf-protection");
const _log = require("../../build/output/log");
const _cookies = require("../web/spec-extension/cookies");
const _headers = require("../web/spec-extension/adapters/headers");
const _utils1 = require("../web/utils");
const _manifestssingleton = require("./manifests-singleton");
const _helpers = require("../base-http/helpers");
const _segmentexplorerpath = require("./segment-explorer-path");
const _serverreferenceinfo = require("../../shared/lib/server-reference-info");
const _redirectstatuscode = require("../../client/components/redirect-status-code");
const _requeststore = require("../async-storage/request-store");
const _workunitasyncstorageexternal = require("../app-render/work-unit-async-storage.external");
const _invarianterror = require("../../shared/lib/invariant-error");
const _revalidationutils = require("../revalidation-utils");
const _requestmeta = require("../request-meta");
const _setcachebustingsearchparam = require("../../client/components/router-reducer/set-cache-busting-search-param");
const _actionrevalidationkind = require("../../shared/lib/action-revalidation-kind");
function _interop_require_default(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    };
}
const INLINE_ACTION_PREFIX = '$$RSC_SERVER_ACTION_';
/**
 * Checks if the app has any server actions defined in any runtime.
 */ function hasServerActions() {
    const serverActionsManifest = (0, _manifestssingleton.getServerActionsManifest)();
    return Object.keys(serverActionsManifest.node).length > 0 || Object.keys(serverActionsManifest.edge).length > 0;
}
function nodeHeadersToRecord(headers) {
    const record = {};
    for (const [key, value] of Object.entries(headers)){
        if (value !== undefined) {
            record[key] = Array.isArray(value) ? value.join(', ') : `${value}`;
        }
    }
    return record;
}
function getForwardedHeaders(req, res) {
    // Get request headers and cookies
    const requestHeaders = req.headers;
    const requestCookies = new _cookies.RequestCookies(_headers.HeadersAdapter.from(requestHeaders));
    // Get response headers and cookies
    const responseHeaders = res.getHeaders();
    const responseCookies = new _cookies.ResponseCookies((0, _utils1.fromNodeOutgoingHttpHeaders)(responseHeaders));
    // Merge request and response headers
    const mergedHeaders = (0, _utils.filterReqHeaders)({
        ...nodeHeadersToRecord(requestHeaders),
        ...nodeHeadersToRecord(responseHeaders)
    }, _utils.actionsForbiddenHeaders);
    // Merge cookies into requestCookies, so responseCookies always take precedence
    // and overwrite/delete those from requestCookies.
    responseCookies.getAll().forEach((cookie)=>{
        if (typeof cookie.value === 'undefined') {
            requestCookies.delete(cookie.name);
        } else {
            requestCookies.set(cookie);
        }
    });
    // Update the 'cookie' header with the merged cookies
    mergedHeaders['cookie'] = requestCookies.toString();
    // Remove headers that should not be forwarded
    delete mergedHeaders['transfer-encoding'];
    return new Headers(mergedHeaders);
}
function addRevalidationHeader(res, { workStore, requestStore }) {
    var _workStore_pendingRevalidatedTags;
    // If a tag was revalidated, the client router needs to invalidate all the
    // client router cache as they may be stale. And if a path was revalidated, the
    // client needs to invalidate all subtrees below that path.
    // TODO: Currently we don't send the specific tags or paths to the client,
    // we just send a flag indicating that all the static data on the client
    // should be invalidated. In the future, this will likely be a Bloom filter
    // or bitmask of some kind.
    // TODO-APP: Currently the prefetch cache doesn't have subtree information,
    // so we need to invalidate the entire cache if a path was revalidated.
    // TODO-APP: Currently paths are treated as tags, so the second element of the tuple
    // is always empty.
    // Only count tags without a profile (updateTag) as requiring client cache invalidation
    // Tags with a profile (revalidateTag) use stale-while-revalidate and shouldn't
    // trigger immediate client-side cache invalidation
    const isTagRevalidated = ((_workStore_pendingRevalidatedTags = workStore.pendingRevalidatedTags) == null ? void 0 : _workStore_pendingRevalidatedTags.some((item)=>item.profile === undefined)) ? 1 : 0;
    const isCookieRevalidated = (0, _requestcookies.getModifiedCookieValues)(requestStore.mutableCookies).length ? 1 : 0;
    // First check if a tag, cookie, or path was revalidated.
    if (isTagRevalidated || isCookieRevalidated) {
        res.setHeader(_approuterheaders.NEXT_ACTION_REVALIDATED_HEADER, JSON.stringify(_actionrevalidationkind.ActionDidRevalidateStaticAndDynamic));
    } else if (// Check for refresh() actions. This will invalidate only the dynamic data.
    workStore.pathWasRevalidated !== undefined && workStore.pathWasRevalidated !== _actionrevalidationkind.ActionDidNotRevalidate) {
        res.setHeader(_approuterheaders.NEXT_ACTION_REVALIDATED_HEADER, JSON.stringify(workStore.pathWasRevalidated));
    }
}
/**
 * Forwards a server action request to a separate worker. Used when the requested action is not available in the current worker.
 */ async function createForwardedActionResponse(req, res, host, workerPathname, basePath) {
    var _getRequestMeta;
    if (!host) {
        throw Object.defineProperty(new Error('Invariant: Missing `host` header from a forwarded Server Actions request.'), "__NEXT_ERROR_CODE", {
            value: "E226",
            enumerable: false,
            configurable: true
        });
    }
    const forwardedHeaders = getForwardedHeaders(req, res);
    // indicate that this action request was forwarded from another worker
    // we use this to skip rendering the flight tree so that we don't update the UI
    // with the response from the forwarded worker
    forwardedHeaders.set('x-action-forwarded', '1');
    const proto = ((_getRequestMeta = (0, _requestmeta.getRequestMeta)(req, 'initProtocol')) == null ? void 0 : _getRequestMeta.replace(/:+$/, '')) || 'https';
    // For standalone or the serverful mode, use the internal origin directly
    // other than the host headers from the request.
    const origin = process.env.__NEXT_PRIVATE_ORIGIN || `${proto}://${host.value}`;
    const fetchUrl = new URL(`${origin}${basePath}${workerPathname}`);
    try {
        var _response_headers_get;
        let body;
        if (// The type check here ensures that `req` is correctly typed, and the
        // environment variable check provides dead code elimination.
        process.env.NEXT_RUNTIME === 'edge' && (0, _helpers.isWebNextRequest)(req)) {
            if (!req.body) {
                throw Object.defineProperty(new Error('Invariant: missing request body.'), "__NEXT_ERROR_CODE", {
                    value: "E333",
                    enumerable: false,
                    configurable: true
                });
            }
            body = req.body;
        } else if (// The type check here ensures that `req` is correctly typed, and the
        // environment variable check provides dead code elimination.
        process.env.NEXT_RUNTIME !== 'edge' && (0, _helpers.isNodeNextRequest)(req)) {
            body = req.stream();
        } else {
            throw Object.defineProperty(new Error('Invariant: Unknown request type.'), "__NEXT_ERROR_CODE", {
                value: "E114",
                enumerable: false,
                configurable: true
            });
        }
        // Forward the request to the new worker
        const response = await fetch(fetchUrl, {
            method: 'POST',
            body,
            duplex: 'half',
            headers: forwardedHeaders,
            redirect: 'manual',
            next: {
                // @ts-ignore
                internal: 1
            }
        });
        if ((_response_headers_get = response.headers.get('content-type')) == null ? void 0 : _response_headers_get.startsWith(_approuterheaders.RSC_CONTENT_TYPE_HEADER)) {
            // copy the headers from the redirect response to the response we're sending
            for (const [key, value] of response.headers){
                if (!_utils.actionsForbiddenHeaders.includes(key)) {
                    res.setHeader(key, value);
                }
            }
            return new _flightrenderresult.FlightRenderResult(response.body);
        } else {
            var // Since we aren't consuming the response body, we cancel it to avoid memory leaks
            _response_body;
            (_response_body = response.body) == null ? void 0 : _response_body.cancel();
        }
    } catch (err) {
        // we couldn't stream the forwarded response, so we'll just return an empty response
        console.error(`failed to forward action response`, err);
    }
    return _renderresult.default.fromStatic('{}', _constants.JSON_CONTENT_TYPE_HEADER);
}
/**
 * Returns the parsed redirect URL if we deem that it is hosted by us.
 *
 * We handle both relative and absolute redirect URLs.
 *
 * In case the redirect URL is not relative to the application we return `null`.
 */ function getAppRelativeRedirectUrl(basePath, host, redirectUrl, currentPathname) {
    if (redirectUrl.startsWith('/')) {
        // Absolute path - just add basePath
        return new URL(`${basePath}${redirectUrl}`, 'http://n');
    } else if (redirectUrl.startsWith('.')) {
        // Relative path - resolve relative to current pathname
        let base = currentPathname || '/';
        // Ensure the base path ends with a slash so relative resolution works correctly
        // e.g., "./subpage" from "/subdir" should resolve to "/subdir/subpage"
        // not "/subpage"
        if (!base.endsWith('/')) {
            base = base + '/';
        }
        const resolved = new URL(redirectUrl, `http://n${base}`);
        // Include basePath in the final URL
        return new URL(`${basePath}${resolved.pathname}${resolved.search}${resolved.hash}`, 'http://n');
    }
    const parsedRedirectUrl = new URL(redirectUrl);
    if ((host == null ? void 0 : host.value) !== parsedRedirectUrl.host) {
        return null;
    }
    // At this point the hosts are the same, just confirm we
    // are routing to a path underneath the `basePath`
    return parsedRedirectUrl.pathname.startsWith(basePath) ? parsedRedirectUrl : null;
}
async function createRedirectRenderResult(req, res, originalHost, redirectUrl, redirectType, basePath, workStore, currentPathname) {
    res.setHeader('x-action-redirect', `${redirectUrl};${redirectType}`);
    // If we're redirecting to another route of this Next.js application, we'll
    // try to stream the response from the other worker path. When that works,
    // we can save an extra roundtrip and avoid a full page reload.
    // When the redirect URL starts with a `/` or is to the same host, under the
    // `basePath` we treat it as an app-relative redirect;
    const appRelativeRedirectUrl = getAppRelativeRedirectUrl(basePath, originalHost, redirectUrl, currentPathname);
    if (appRelativeRedirectUrl) {
        var _getRequestMeta;
        if (!originalHost) {
            throw Object.defineProperty(new Error('Invariant: Missing `host` header from a forwarded Server Actions request.'), "__NEXT_ERROR_CODE", {
                value: "E226",
                enumerable: false,
                configurable: true
            });
        }
        const forwardedHeaders = getForwardedHeaders(req, res);
        forwardedHeaders.set(_approuterheaders.RSC_HEADER, '1');
        const proto = ((_getRequestMeta = (0, _requestmeta.getRequestMeta)(req, 'initProtocol')) == null ? void 0 : _getRequestMeta.replace(/:+$/, '')) || 'https';
        // For standalone or the serverful mode, use the internal origin directly
        // other than the host headers from the request.
        const origin = process.env.__NEXT_PRIVATE_ORIGIN || `${proto}://${originalHost.value}`;
        const fetchUrl = new URL(`${origin}${appRelativeRedirectUrl.pathname}${appRelativeRedirectUrl.search}`);
        if (workStore.pendingRevalidatedTags) {
            var _workStore_incrementalCache_prerenderManifest_preview, _workStore_incrementalCache_prerenderManifest, _workStore_incrementalCache;
            forwardedHeaders.set(_constants.NEXT_CACHE_REVALIDATED_TAGS_HEADER, workStore.pendingRevalidatedTags.map((item)=>item.tag).join(','));
            forwardedHeaders.set(_constants.NEXT_CACHE_REVALIDATE_TAG_TOKEN_HEADER, ((_workStore_incrementalCache = workStore.incrementalCache) == null ? void 0 : (_workStore_incrementalCache_prerenderManifest = _workStore_incrementalCache.prerenderManifest) == null ? void 0 : (_workStore_incrementalCache_prerenderManifest_preview = _workStore_incrementalCache_prerenderManifest.preview) == null ? void 0 : _workStore_incrementalCache_prerenderManifest_preview.previewModeId) || '');
        }
        // Ensures that when the path was revalidated we don't return a partial response on redirects
        forwardedHeaders.delete(_approuterheaders.NEXT_ROUTER_STATE_TREE_HEADER);
        // When an action follows a redirect, it's no longer handling an action: it's just a normal RSC request
        // to the requested URL. We should remove the `next-action` header so that it's not treated as an action
        forwardedHeaders.delete(_approuterheaders.ACTION_HEADER);
        try {
            var _response_headers_get;
            (0, _setcachebustingsearchparam.setCacheBustingSearchParam)(fetchUrl, {
                [_approuterheaders.NEXT_ROUTER_PREFETCH_HEADER]: forwardedHeaders.get(_approuterheaders.NEXT_ROUTER_PREFETCH_HEADER) ? '1' : undefined,
                [_approuterheaders.NEXT_ROUTER_SEGMENT_PREFETCH_HEADER]: forwardedHeaders.get(_approuterheaders.NEXT_ROUTER_SEGMENT_PREFETCH_HEADER) ?? undefined,
                [_approuterheaders.NEXT_ROUTER_STATE_TREE_HEADER]: forwardedHeaders.get(_approuterheaders.NEXT_ROUTER_STATE_TREE_HEADER) ?? undefined,
                [_approuterheaders.NEXT_URL]: forwardedHeaders.get(_approuterheaders.NEXT_URL) ?? undefined
            });
            const response = await fetch(fetchUrl, {
                method: 'GET',
                headers: forwardedHeaders,
                next: {
                    // @ts-ignore
                    internal: 1
                }
            });
            if ((_response_headers_get = response.headers.get('content-type')) == null ? void 0 : _response_headers_get.startsWith(_approuterheaders.RSC_CONTENT_TYPE_HEADER)) {
                // copy the headers from the redirect response to the response we're sending
                for (const [key, value] of response.headers){
                    if (!_utils.actionsForbiddenHeaders.includes(key)) {
                        res.setHeader(key, value);
                    }
                }
                return new _flightrenderresult.FlightRenderResult(response.body);
            } else {
                var // Since we aren't consuming the response body, we cancel it to avoid memory leaks
                _response_body;
                (_response_body = response.body) == null ? void 0 : _response_body.cancel();
            }
        } catch (err) {
            // we couldn't stream the redirect response, so we'll just do a normal redirect
            console.error(`failed to get redirect response`, err);
        }
    }
    return _renderresult.default.EMPTY;
}
/**
 * Ensures the value of the header can't create long logs.
 */ function limitUntrustedHeaderValueForLogs(value) {
    return value.length > 100 ? value.slice(0, 100) + '...' : value;
}
function parseHostHeader(headers, originDomain) {
    var _forwardedHostHeader_split_, _forwardedHostHeader_split;
    const forwardedHostHeader = headers['x-forwarded-host'];
    const forwardedHostHeaderValue = forwardedHostHeader && Array.isArray(forwardedHostHeader) ? forwardedHostHeader[0] : forwardedHostHeader == null ? void 0 : (_forwardedHostHeader_split = forwardedHostHeader.split(',')) == null ? void 0 : (_forwardedHostHeader_split_ = _forwardedHostHeader_split[0]) == null ? void 0 : _forwardedHostHeader_split_.trim();
    const hostHeader = headers['host'];
    if (originDomain) {
        return forwardedHostHeaderValue === originDomain ? {
            type: "x-forwarded-host",
            value: forwardedHostHeaderValue
        } : hostHeader === originDomain ? {
            type: "host",
            value: hostHeader
        } : undefined;
    }
    return forwardedHostHeaderValue ? {
        type: "x-forwarded-host",
        value: forwardedHostHeaderValue
    } : hostHeader ? {
        type: "host",
        value: hostHeader
    } : undefined;
}
async function handleAction({ req, res, ComponentMod, generateFlight, workStore, requestStore, serverActions, ctx, metadata }) {
    const contentType = req.headers['content-type'];
    const { page } = ctx.renderOpts;
    const serverModuleMap = (0, _manifestssingleton.getServerModuleMap)();
    const { actionId, isMultipartAction, isFetchAction, isURLEncodedAction, isPossibleServerAction } = (0, _serveractionrequestmeta.getServerActionRequestMetadata)(req);
    const handleUnrecognizedFetchAction = (err)=>{
        // If the deployment doesn't have skew protection, this is expected to occasionally happen,
        // so we use a warning instead of an error.
        console.warn(err);
        // Return an empty response with a header that the client router will interpret.
        // We don't need to waste time encoding a flight response, and using a blank body + header
        // means that unrecognized actions can also be handled at the infra level
        // (i.e. without needing to invoke a lambda)
        res.setHeader(_approuterheaders.NEXT_ACTION_NOT_FOUND_HEADER, '1');
        res.setHeader('content-type', 'text/plain');
        res.statusCode = 404;
        return {
            type: 'done',
            result: _renderresult.default.fromStatic('Server action not found.', 'text/plain')
        };
    };
    // If it can't be a Server Action, skip handling.
    // Note that this can be a false positive -- any multipart/urlencoded POST can get us here,
    // But won't know if it's an MPA action or not until we call `decodeAction` below.
    if (!isPossibleServerAction) {
        return null;
    }
    // We don't currently support URL encoded actions, so we bail out early.
    // Depending on if it's a fetch action or an MPA, we return a different response.
    if (isURLEncodedAction) {
        if (isFetchAction) {
            return {
                type: 'not-found'
            };
        } else {
            // This is an MPA action, so we return null
            return null;
        }
    }
    // If the app has no server actions at all, we can 404 early.
    if (!hasServerActions()) {
        return handleUnrecognizedFetchAction(getActionNotFoundError(actionId));
    }
    if (workStore.isStaticGeneration) {
        throw Object.defineProperty(new Error("Invariant: server actions can't be handled during static rendering"), "__NEXT_ERROR_CODE", {
            value: "E359",
            enumerable: false,
            configurable: true
        });
    }
    let temporaryReferences;
    // When running actions the default is no-store, you can still `cache: 'force-cache'`
    workStore.fetchCache = 'default-no-store';
    const originHeader = req.headers['origin'];
    const originHost = typeof originHeader === 'string' ? // However, these contexts can still send along credentials like cookies,
    // so we need to check if they're allowed cross-origin requests.
    originHeader === 'null' ? 'null' : new URL(originHeader).host : undefined;
    const host = parseHostHeader(req.headers);
    let warning = undefined;
    function warnBadServerActionRequest() {
        if (warning) {
            (0, _log.warn)(warning);
        }
    }
    // This is to prevent CSRF attacks. If `x-forwarded-host` is set, we need to
    // ensure that the request is coming from the same host.
    if (!originHost) {
        // This is a handcrafted request without an origin or a request from an unsafe browser.
        // We'll let this through but log a warning.
        // We can't guard against unsafe browsers and handcrafted requests can't contain
        // user credentials that haven't been shared willingly.
        warning = 'Missing `origin` header from a forwarded Server Actions request.';
    } else if (!host || originHost !== host.value) {
        // If the customer sets a list of allowed origins, we'll allow the request.
        // These are considered safe but might be different from forwarded host set
        // by the infra (i.e. reverse proxies).
        if ((0, _csrfprotection.isCsrfOriginAllowed)(originHost, serverActions == null ? void 0 : serverActions.allowedOrigins)) {
        // Ignore it
        } else {
            if (host) {
                // This seems to be an CSRF attack. We should not proceed the action.
                console.error(`\`${host.type}\` header with value \`${limitUntrustedHeaderValueForLogs(host.value)}\` does not match \`origin\` header with value \`${limitUntrustedHeaderValueForLogs(originHost)}\` from a forwarded Server Actions request. Aborting the action.`);
            } else {
                // This is an attack. We should not proceed the action.
                console.error(`\`x-forwarded-host\` or \`host\` headers are not provided. One of these is needed to compare the \`origin\` header from a forwarded Server Actions request. Aborting the action.`);
            }
            const error = Object.defineProperty(new Error('Invalid Server Actions request.'), "__NEXT_ERROR_CODE", {
                value: "E80",
                enumerable: false,
                configurable: true
            });
            if (isFetchAction) {
                res.statusCode = 500;
                metadata.statusCode = 500;
                const promise = Promise.reject(error);
                try {
                    // we need to await the promise to trigger the rejection early
                    // so that it's already handled by the time we call
                    // the RSC runtime. Otherwise, it will throw an unhandled
                    // promise rejection error in the renderer.
                    await promise;
                } catch  {
                // swallow error, it's gonna be handled on the client
                }
                return {
                    type: 'done',
                    result: await generateFlight(req, ctx, requestStore, {
                        actionResult: promise,
                        // We didn't execute an action, so no revalidations could have
                        // occurred. We can skip rendering the page.
                        skipPageRendering: true,
                        temporaryReferences
                    })
                };
            }
            throw error;
        }
    }
    // ensure we avoid caching server actions unexpectedly
    res.setHeader('Cache-Control', 'no-cache, no-store, max-age=0, must-revalidate');
    const { actionAsyncStorage } = ComponentMod;
    const actionWasForwarded = Boolean(req.headers['x-action-forwarded']);
    if (actionId) {
        const forwardedWorker = (0, _manifestssingleton.selectWorkerForForwarding)(actionId, page);
        // If forwardedWorker is truthy, it means there isn't a worker for the action
        // in the current handler, so we forward the request to a worker that has the action.
        if (forwardedWorker) {
            return {
                type: 'done',
                result: await createForwardedActionResponse(req, res, host, forwardedWorker, ctx.renderOpts.basePath)
            };
        }
    }
    try {
        return await actionAsyncStorage.run({
            isAction: true
        }, async ()=>{
            // We only use these for fetch actions -- MPA actions handle them inside `decodeAction`.
            let actionModId;
            let boundActionArguments = [];
            if (// The type check here ensures that `req` is correctly typed, and the
            // environment variable check provides dead code elimination.
            process.env.NEXT_RUNTIME === 'edge' && (0, _helpers.isWebNextRequest)(req)) {
                if (!req.body) {
                    throw Object.defineProperty(new Error('invariant: Missing request body.'), "__NEXT_ERROR_CODE", {
                        value: "E364",
                        enumerable: false,
                        configurable: true
                    });
                }
                // TODO: add body limit
                // Use react-server-dom-webpack/server
                const { createTemporaryReferenceSet, decodeReply, decodeAction, decodeFormState } = ComponentMod;
                temporaryReferences = createTemporaryReferenceSet();
                if (isMultipartAction) {
                    // TODO-APP: Add streaming support
                    const formData = await req.request.formData();
                    if (isFetchAction) {
                        // A fetch action with a multipart body.
                        try {
                            actionModId = getActionModIdOrError(actionId, serverModuleMap);
                        } catch (err) {
                            return handleUnrecognizedFetchAction(err);
                        }
                        boundActionArguments = await decodeReply(formData, serverModuleMap, {
                            temporaryReferences
                        });
                    } else {
                        // Multipart POST, but not a fetch action.
                        // Potentially an MPA action, we have to try decoding it to check.
                        if (areAllActionIdsValid(formData, serverModuleMap) === false) {
                            // TODO: This can be from skew or manipulated input. We should handle this case
                            // more gracefully but this preserves the prior behavior where decodeAction would throw instead.
                            throw Object.defineProperty(new Error(`Failed to find Server Action. This request might be from an older or newer deployment.\nRead more: https://nextjs.org/docs/messages/failed-to-find-server-action`), "__NEXT_ERROR_CODE", {
                                value: "E975",
                                enumerable: false,
                                configurable: true
                            });
                        }
                        const action = await decodeAction(formData, serverModuleMap);
                        if (typeof action === 'function') {
                            // an MPA action.
                            // Only warn if it's a server action, otherwise skip for other post requests
                            warnBadServerActionRequest();
                            const { actionResult } = await executeActionAndPrepareForRender(action, [], workStore, requestStore, actionWasForwarded);
                            const formState = await decodeFormState(actionResult, formData, serverModuleMap);
                            // Skip the fetch path.
                            // We need to render a full HTML version of the page for the response, we'll handle that in app-render.
                            return {
                                type: 'done',
                                result: undefined,
                                formState
                            };
                        } else {
                            // We couldn't decode an action, so this POST request turned out not to be a server action request.
                            return null;
                        }
                    }
                } else {
                    // POST with non-multipart body.
                    // If it's not multipart AND not a fetch action,
                    // then it can't be an action request.
                    if (!isFetchAction) {
                        return null;
                    }
                    try {
                        actionModId = getActionModIdOrError(actionId, serverModuleMap);
                    } catch (err) {
                        return handleUnrecognizedFetchAction(err);
                    }
                    // A fetch action with a non-multipart body.
                    // In practice, this happens if `encodeReply` returned a string instead of FormData,
                    // which can happen for very simple JSON-like values that don't need multiple flight rows.
                    const chunks = [];
                    const reader = req.body.getReader();
                    while(true){
                        const { done, value } = await reader.read();
                        if (done) {
                            break;
                        }
                        chunks.push(value);
                    }
                    const actionData = Buffer.concat(chunks).toString('utf-8');
                    boundActionArguments = await decodeReply(actionData, serverModuleMap, {
                        temporaryReferences
                    });
                }
            } else if (// The type check here ensures that `req` is correctly typed, and the
            // environment variable check provides dead code elimination.
            process.env.NEXT_RUNTIME !== 'edge' && (0, _helpers.isNodeNextRequest)(req)) {
                // Use react-server-dom-webpack/server.node which supports streaming
                const { createTemporaryReferenceSet, decodeReply, decodeReplyFromBusboy, decodeAction, decodeFormState } = require(`./react-server.node`);
                temporaryReferences = createTemporaryReferenceSet();
                const { PassThrough, Readable, Transform } = require('node:stream');
                const { pipeline } = require('node:stream/promises');
                // If actionBody was stashed in request meta (from parsing the postponed
                // state prefix in minimal mode), use it instead of req.body
                const actionBodyFromMeta = (0, _requestmeta.getRequestMeta)(req, 'actionBody');
                const body = actionBodyFromMeta ? Readable.from(actionBodyFromMeta) : req.body;
                const defaultBodySizeLimit = '1 MB';
                const bodySizeLimit = (serverActions == null ? void 0 : serverActions.bodySizeLimit) ?? defaultBodySizeLimit;
                const bodySizeLimitBytes = bodySizeLimit !== defaultBodySizeLimit ? require('next/dist/compiled/bytes').parse(bodySizeLimit) : 1024 * 1024 // 1 MB
                ;
                let size = 0;
                const sizeLimitTransform = new Transform({
                    transform (chunk, encoding, callback) {
                        size += Buffer.byteLength(chunk, encoding);
                        if (size > bodySizeLimitBytes) {
                            const { ApiError } = require('../api-utils');
                            callback(Object.defineProperty(new ApiError(413, `Body exceeded ${bodySizeLimit} limit.\n` + `To configure the body size limit for Server Actions, see: https://nextjs.org/docs/app/api-reference/next-config-js/serverActions#bodysizelimit`), "__NEXT_ERROR_CODE", {
                                value: "E394",
                                enumerable: false,
                                configurable: true
                            }));
                            return;
                        }
                        callback(null, chunk);
                    }
                });
                if (isMultipartAction) {
                    if (isFetchAction) {
                        // A fetch action with a multipart body.
                        try {
                            actionModId = getActionModIdOrError(actionId, serverModuleMap);
                        } catch (err) {
                            return handleUnrecognizedFetchAction(err);
                        }
                        const busboy = require('next/dist/compiled/busboy')({
                            defParamCharset: 'utf8',
                            headers: req.headers,
                            limits: {
                                fieldSize: bodySizeLimitBytes
                            }
                        });
                        const abortController = new AbortController();
                        try {
                            ;
                            [, boundActionArguments] = await Promise.all([
                                pipeline(body, sizeLimitTransform, busboy, {
                                    signal: abortController.signal
                                }),
                                decodeReplyFromBusboy(busboy, serverModuleMap, {
                                    temporaryReferences
                                })
                            ]);
                        } catch (err) {
                            abortController.abort();
                            throw err;
                        }
                    } else {
                        // Multipart POST, but not a fetch action.
                        // Potentially an MPA action, we have to try decoding it to check.
                        const sizeLimitedBody = new PassThrough();
                        // React doesn't yet publish a busboy version of decodeAction
                        // so we polyfill the parsing of FormData.
                        const fakeRequest = new Request('http://localhost', {
                            method: 'POST',
                            // @ts-expect-error
                            headers: {
                                'Content-Type': contentType
                            },
                            body: Readable.toWeb(sizeLimitedBody),
                            duplex: 'half'
                        });
                        let formData;
                        const abortController = new AbortController();
                        try {
                            ;
                            [, formData] = await Promise.all([
                                pipeline(body, sizeLimitTransform, sizeLimitedBody, {
                                    signal: abortController.signal
                                }),
                                fakeRequest.formData()
                            ]);
                        } catch (err) {
                            abortController.abort();
                            throw err;
                        }
                        if (areAllActionIdsValid(formData, serverModuleMap) === false) {
                            // TODO: This can be from skew or manipulated input. We should handle this case
                            // more gracefully but this preserves the prior behavior where decodeAction would throw instead.
                            throw Object.defineProperty(new Error(`Failed to find Server Action. This request might be from an older or newer deployment.\nRead more: https://nextjs.org/docs/messages/failed-to-find-server-action`), "__NEXT_ERROR_CODE", {
                                value: "E975",
                                enumerable: false,
                                configurable: true
                            });
                        }
                        // TODO: Refactor so it is harder to accidentally decode an action before you have validated that the
                        // action referred to is available.
                        const action = await decodeAction(formData, serverModuleMap);
                        if (typeof action === 'function') {
                            // an MPA action.
                            // Only warn if it's a server action, otherwise skip for other post requests
                            warnBadServerActionRequest();
                            const { actionResult } = await executeActionAndPrepareForRender(action, [], workStore, requestStore, actionWasForwarded);
                            const formState = await decodeFormState(actionResult, formData, serverModuleMap);
                            // Skip the fetch path.
                            // We need to render a full HTML version of the page for the response, we'll handle that in app-render.
                            return {
                                type: 'done',
                                result: undefined,
                                formState
                            };
                        } else {
                            // We couldn't decode an action, so this POST request turned out not to be a server action request.
                            return null;
                        }
                    }
                } else {
                    // POST with non-multipart body.
                    // If it's not multipart AND not a fetch action,
                    // then it can't be an action request.
                    if (!isFetchAction) {
                        return null;
                    }
                    try {
                        actionModId = getActionModIdOrError(actionId, serverModuleMap);
                    } catch (err) {
                        return handleUnrecognizedFetchAction(err);
                    }
                    // A fetch action with a non-multipart body.
                    // In practice, this happens if `encodeReply` returned a string instead of FormData,
                    // which can happen for very simple JSON-like values that don't need multiple flight rows.
                    const sizeLimitedBody = new PassThrough();
                    const chunks = [];
                    await Promise.all([
                        pipeline(body, sizeLimitTransform, sizeLimitedBody),
                        (async ()=>{
                            for await (const chunk of sizeLimitedBody){
                                chunks.push(Buffer.from(chunk));
                            }
                        })()
                    ]);
                    const actionData = Buffer.concat(chunks).toString('utf-8');
                    boundActionArguments = await decodeReply(actionData, serverModuleMap, {
                        temporaryReferences
                    });
                }
            } else {
                throw Object.defineProperty(new Error('Invariant: Unknown request type.'), "__NEXT_ERROR_CODE", {
                    value: "E114",
                    enumerable: false,
                    configurable: true
                });
            }
            // actions.js
            // app/page.js
            //   action worker1
            //     appRender1
            // app/foo/page.js
            //   action worker2
            //     appRender
            // / -> fire action -> POST / -> appRender1 -> modId for the action file
            // /foo -> fire action -> POST /foo -> appRender2 -> modId for the action file
            const actionMod = await ComponentMod.__next_app__.require(actionModId);
            const actionHandler = actionMod[// `actionId` must exist if we got here, as otherwise we would have thrown an error above
            actionId];
            // Log server action call in development when enabled
            let logInfo = null;
            const { type: actionType } = (0, _serverreferenceinfo.extractInfoFromServerReferenceId)(actionId);
            if (process.env.NODE_ENV === 'development' && ctx.renderOpts.logServerFunctions && // TODO: For now, skip logging for 'use cache' Server Functions as the
            // output needs more work, or a different approach entirely.
            actionType !== 'use-cache') {
                var _serverActionsManifest_runtime;
                const serverActionsManifest = (0, _manifestssingleton.getServerActionsManifest)();
                const runtime = process.env.NEXT_RUNTIME === 'edge' ? 'edge' : 'node';
                const actionInfo = (_serverActionsManifest_runtime = serverActionsManifest[runtime]) == null ? void 0 : _serverActionsManifest_runtime[actionId];
                if (actionInfo) {
                    var _actionInfo_exportedName;
                    const isInlineAction = (_actionInfo_exportedName = actionInfo.exportedName) == null ? void 0 : _actionInfo_exportedName.startsWith(INLINE_ACTION_PREFIX);
                    const projectDir = ctx.renderOpts.dir || (process.env.NEXT_RUNTIME === 'edge' ? '' : process.cwd());
                    const location = (0, _segmentexplorerpath.normalizeFilePath)(projectDir, actionInfo.filename);
                    // Format function name for display
                    let functionName;
                    if (isInlineAction) {
                        functionName = '<inline action>';
                    } else if (actionInfo.exportedName === 'default') {
                        functionName = 'default';
                    } else {
                        functionName = actionInfo.exportedName || '<action>';
                    }
                    logInfo = {
                        functionName,
                        args: boundActionArguments,
                        location
                    };
                }
            }
            const startTime = performance.now();
            const { actionResult, skipPageRendering } = await executeActionAndPrepareForRender(actionHandler, boundActionArguments, workStore, requestStore, actionWasForwarded).finally(()=>{
                addRevalidationHeader(res, {
                    workStore,
                    requestStore
                });
                if (logInfo) {
                    // Store server action log info to be logged after the request log
                    const duration = Math.round(performance.now() - startTime);
                    (0, _requestmeta.addRequestMeta)(req, 'devServerActionLog', {
                        functionName: logInfo.functionName,
                        args: logInfo.args,
                        location: logInfo.location,
                        duration
                    });
                }
            });
            // For form actions, we need to continue rendering the page.
            if (isFetchAction) {
                // If we skip page rendering, we need to ensure pending revalidates
                // are awaited before closing the response. Otherwise, this will be
                // done after rendering the page.
                const maybeRevalidatesPromise = skipPageRendering ? (0, _revalidationutils.executeRevalidates)(workStore) : false;
                return {
                    type: 'done',
                    result: await generateFlight(req, ctx, requestStore, {
                        actionResult: Promise.resolve(actionResult),
                        skipPageRendering,
                        temporaryReferences,
                        waitUntil: maybeRevalidatesPromise === false ? undefined : maybeRevalidatesPromise
                    })
                };
            } else {
                // TODO: this shouldn't be reachable, because all non-fetch codepaths return early.
                // this will be handled in a follow-up refactor PR.
                return null;
            }
        });
    } catch (err) {
        if ((0, _redirecterror.isRedirectError)(err)) {
            const redirectUrl = (0, _redirect.getURLFromRedirectError)(err);
            const redirectType = (0, _redirect.getRedirectTypeFromError)(err);
            // if it's a fetch action, we'll set the status code for logging/debugging purposes
            // but we won't set a Location header, as the redirect will be handled by the client router
            res.statusCode = _redirectstatuscode.RedirectStatusCode.SeeOther;
            metadata.statusCode = _redirectstatuscode.RedirectStatusCode.SeeOther;
            if (isFetchAction) {
                return {
                    type: 'done',
                    result: await createRedirectRenderResult(req, res, host, redirectUrl, redirectType, ctx.renderOpts.basePath, workStore, requestStore.url.pathname)
                };
            }
            // For an MPA action, the redirect doesn't need a body, just a Location header.
            res.setHeader('Location', redirectUrl);
            return {
                type: 'done',
                result: _renderresult.default.EMPTY
            };
        } else if ((0, _httpaccessfallback.isHTTPAccessFallbackError)(err)) {
            res.statusCode = (0, _httpaccessfallback.getAccessFallbackHTTPStatus)(err);
            metadata.statusCode = res.statusCode;
            if (isFetchAction) {
                const promise = Promise.reject(err);
                try {
                    // we need to await the promise to trigger the rejection early
                    // so that it's already handled by the time we call
                    // the RSC runtime. Otherwise, it will throw an unhandled
                    // promise rejection error in the renderer.
                    await promise;
                } catch  {
                // swallow error, it's gonna be handled on the client
                }
                return {
                    type: 'done',
                    result: await generateFlight(req, ctx, requestStore, {
                        skipPageRendering: false,
                        actionResult: promise,
                        temporaryReferences
                    })
                };
            }
            // For an MPA action, we need to render a HTML response. We'll handle that in app-render.
            return {
                type: 'not-found'
            };
        }
        // An error that didn't come from `redirect()` or `notFound()`, likely thrown from user code
        // (but it could also be a bug in our code!)
        if (isFetchAction) {
            // TODO: consider checking if the error is an `ApiError` and change status code
            // so that we can respond with a 413 to requests that break the body size limit
            // (but if we do that, we also need to make sure that whatever handles the non-fetch error path below does the same)
            res.statusCode = 500;
            metadata.statusCode = 500;
            const promise = Promise.reject(err);
            try {
                // we need to await the promise to trigger the rejection early
                // so that it's already handled by the time we call
                // the RSC runtime. Otherwise, it will throw an unhandled
                // promise rejection error in the renderer.
                await promise;
            } catch  {
            // swallow error, it's gonna be handled on the client
            }
            return {
                type: 'done',
                result: await generateFlight(req, ctx, requestStore, {
                    actionResult: promise,
                    // If the page was not revalidated, or if the action was forwarded
                    // from another worker, we can skip rendering the page.
                    skipPageRendering: workStore.pathWasRevalidated === undefined || workStore.pathWasRevalidated === _actionrevalidationkind.ActionDidNotRevalidate || actionWasForwarded,
                    temporaryReferences
                })
            };
        }
        // For an MPA action, we need to render a HTML response. We'll rethrow the error and let it be handled above.
        throw err;
    }
}
/**
 * Limit on the number of arguments passed to a server action. This prevents
 * stack overflow during `action.apply()` from malicious requests.
 */ const SERVER_ACTION_ARGS_LIMIT = 1000;
async function executeActionAndPrepareForRender(action, args, workStore, requestStore, actionWasForwarded) {
    requestStore.phase = 'action';
    let skipPageRendering = actionWasForwarded;
    if (args.length > SERVER_ACTION_ARGS_LIMIT) {
        throw Object.defineProperty(new Error(`Server Action arguments list is too long (${args.length}). Maximum allowed is ${SERVER_ACTION_ARGS_LIMIT}.`), "__NEXT_ERROR_CODE", {
            value: "E986",
            enumerable: false,
            configurable: true
        });
    }
    try {
        const actionResult = await _workunitasyncstorageexternal.workUnitAsyncStorage.run(requestStore, ()=>action.apply(null, args));
        // If the page was not revalidated, or if the action was forwarded from
        // another worker, we can skip rendering the page.
        skipPageRendering ||= workStore.pathWasRevalidated === undefined || workStore.pathWasRevalidated === _actionrevalidationkind.ActionDidNotRevalidate;
        return {
            actionResult,
            skipPageRendering
        };
    } finally{
        if (!skipPageRendering) {
            requestStore.phase = 'render';
            // When we switch to the render phase, cookies() will return
            // `workUnitStore.cookies` instead of
            // `workUnitStore.userspaceMutableCookies`. We want the render to see any
            // cookie writes that we performed during the action, so we need to update
            // the immutable cookies to reflect the changes.
            (0, _requeststore.synchronizeMutableCookies)(requestStore);
            // The server action might have toggled draft mode, so we need to reflect
            // that in the work store to be up-to-date for subsequent rendering.
            workStore.isDraftMode = requestStore.draftMode.isEnabled;
            // If the action called revalidateTag/revalidatePath, then that might
            // affect data used by the subsequent render, so we need to make sure all
            // revalidations are applied before that.
            await (0, _revalidationutils.executeRevalidates)(workStore);
        }
    }
}
/**
 * Attempts to find the module ID for the action from the module map. When this fails, it could be a deployment skew where
 * the action came from a different deployment. It could also simply be an invalid POST request that is not a server action.
 * In either case, we'll throw an error to be handled by the caller.
 */ function getActionModIdOrError(actionId, serverModuleMap) {
    var _serverModuleMap_actionId;
    // if we're missing the action ID header, we can't do any further processing
    if (!actionId) {
        throw Object.defineProperty(new _invarianterror.InvariantError("Missing 'next-action' header."), "__NEXT_ERROR_CODE", {
            value: "E664",
            enumerable: false,
            configurable: true
        });
    }
    const actionModId = (_serverModuleMap_actionId = serverModuleMap[actionId]) == null ? void 0 : _serverModuleMap_actionId.id;
    if (!actionModId) {
        throw getActionNotFoundError(actionId);
    }
    return actionModId;
}
function getActionNotFoundError(actionId) {
    return Object.defineProperty(new Error(`Failed to find Server Action${actionId ? ` "${actionId}"` : ''}. This request might be from an older or newer deployment.\nRead more: https://nextjs.org/docs/messages/failed-to-find-server-action`), "__NEXT_ERROR_CODE", {
        value: "E974",
        enumerable: false,
        configurable: true
    });
}
const $ACTION_ = '$ACTION_';
const $ACTION_REF_ = '$ACTION_REF_';
const $ACTION_ID_ = '$ACTION_ID_';
const ACTION_ID_EXPECTED_LENGTH = 42;
/**
 * This function mirrors logic inside React's decodeAction and should be kept in sync with that.
 * It pre-parses the FormData to ensure that any action IDs referred to are actual action IDs for
 * this Next.js application.
 */ function areAllActionIdsValid(mpaFormData, serverModuleMap) {
    let hasAtLeastOneAction = false;
    // Before we attempt to decode the payload for a possible MPA action, assert that all
    // action IDs are valid IDs. If not we should disregard the payload
    for (let key of mpaFormData.keys()){
        if (!key.startsWith($ACTION_)) {
            continue;
        }
        if (key.startsWith($ACTION_ID_)) {
            // No Bound args case
            if (isInvalidActionIdFieldName(key, serverModuleMap)) {
                return false;
            }
            hasAtLeastOneAction = true;
        } else if (key.startsWith($ACTION_REF_)) {
            // Bound args case
            const actionDescriptorField = $ACTION_ + key.slice($ACTION_REF_.length) + ':0';
            const actionFields = mpaFormData.getAll(actionDescriptorField);
            if (actionFields.length !== 1) {
                return false;
            }
            const actionField = actionFields[0];
            if (typeof actionField !== 'string') {
                return false;
            }
            if (isInvalidStringActionDescriptor(actionField, serverModuleMap)) {
                return false;
            }
            hasAtLeastOneAction = true;
        }
    }
    return hasAtLeastOneAction;
}
const ACTION_DESCRIPTOR_ID_PREFIX = '{"id":"';
function isInvalidStringActionDescriptor(actionDescriptor, serverModuleMap) {
    if (actionDescriptor.startsWith(ACTION_DESCRIPTOR_ID_PREFIX) === false) {
        return true;
    }
    const from = ACTION_DESCRIPTOR_ID_PREFIX.length;
    const to = from + ACTION_ID_EXPECTED_LENGTH;
    // We expect actionDescriptor to be '{"id":"<actionId>",...}'
    const actionId = actionDescriptor.slice(from, to);
    if (actionId.length !== ACTION_ID_EXPECTED_LENGTH || actionDescriptor[to] !== '"') {
        return true;
    }
    const entry = serverModuleMap[actionId];
    if (entry == null) {
        return true;
    }
    return false;
}
function isInvalidActionIdFieldName(actionIdFieldName, serverModuleMap) {
    // The field name must always start with $ACTION_ID_ but since it is
    // the id is extracted from the key of the field we have already validated
    // this before entering this function
    if (actionIdFieldName.length !== $ACTION_ID_.length + ACTION_ID_EXPECTED_LENGTH) {
        // this field name has too few or too many characters
        return true;
    }
    const actionId = actionIdFieldName.slice($ACTION_ID_.length);
    const entry = serverModuleMap[actionId];
    if (entry == null) {
        return true;
    }
    return false;
}

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