"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = exportApp;
var _chalk = _interopRequireDefault(require("next/dist/compiled/chalk"));
var _findUp = _interopRequireDefault(require("next/dist/compiled/find-up"));
var _fs = require("fs");
var _worker = require("../lib/worker");
var _path = require("path");
var _util = require("util");
var _index = require("../build/output/index");
var Log = _interopRequireWildcard(require("../build/output/log"));
var _spinner = _interopRequireDefault(require("../build/spinner"));
var _constants = require("../lib/constants");
var _recursiveCopy = require("../lib/recursive-copy");
var _recursiveDelete = require("../lib/recursive-delete");
var _constants1 = require("../shared/lib/constants");
var _config = _interopRequireDefault(require("../server/config"));
var _utils = require("../server/utils");
var _events = require("../telemetry/events");
var _ciInfo = require("../telemetry/ci-info");
var _storage = require("../telemetry/storage");
var _normalizePagePath = require("../shared/lib/page-path/normalize-page-path");
var _denormalizePagePath = require("../shared/lib/page-path/denormalize-page-path");
var _env = require("@next/env");
var _require = require("../server/require");
async function exportApp(dir, options, span, configuration) {
    const nextExportSpan = span.traceChild("next-export");
    return nextExportSpan.traceAsyncFn(async ()=>{
        var ref, ref1, ref2, ref3;
        dir = (0, _path).resolve(dir);
        // attempt to load global env values so they are available in next.config.js
        nextExportSpan.traceChild("load-dotenv").traceFn(()=>(0, _env).loadEnvConfig(dir, false, Log));
        const nextConfig = configuration || await nextExportSpan.traceChild("load-next-config").traceAsyncFn(()=>(0, _config).default(_constants1.PHASE_EXPORT, dir));
        const threads = options.threads || nextConfig.experimental.cpus;
        const distDir = (0, _path).join(dir, nextConfig.distDir);
        const telemetry = options.buildExport ? null : new _storage.Telemetry({
            distDir
        });
        if (telemetry) {
            telemetry.record((0, _events).eventCliSession(distDir, nextConfig, {
                webpackVersion: null,
                cliCommand: "export",
                isSrcDir: null,
                hasNowJson: !!await (0, _findUp).default("now.json", {
                    cwd: dir
                }),
                isCustomServer: null
            }));
        }
        const subFolders = nextConfig.trailingSlash && !options.buildExport;
        const isLikeServerless = nextConfig.target !== "server";
        if (!options.silent && !options.buildExport) {
            Log.info(`using build directory: ${distDir}`);
        }
        const buildIdFile = (0, _path).join(distDir, _constants1.BUILD_ID_FILE);
        if (!(0, _fs).existsSync(buildIdFile)) {
            throw new Error(`Could not find a production build in the '${distDir}' directory. Try building your app with 'next build' before starting the static export. https://nextjs.org/docs/messages/next-export-no-build-id`);
        }
        const customRoutesDetected = [
            "rewrites",
            "redirects",
            "headers"
        ].filter((config)=>typeof nextConfig[config] === "function");
        if (!_ciInfo.hasNextSupport && !options.buildExport && customRoutesDetected.length > 0) {
            Log.warn(`rewrites, redirects, and headers are not applied when exporting your application, detected (${customRoutesDetected.join(", ")}). See more info here: https://nextjs.org/docs/messages/export-no-custom-routes`);
        }
        const buildId = (0, _fs).readFileSync(buildIdFile, "utf8");
        const pagesManifest = !options.pages && require((0, _path).join(distDir, isLikeServerless ? _constants1.SERVERLESS_DIRECTORY : _constants1.SERVER_DIRECTORY, _constants1.PAGES_MANIFEST));
        let prerenderManifest = undefined;
        try {
            prerenderManifest = require((0, _path).join(distDir, _constants1.PRERENDER_MANIFEST));
        } catch (_) {}
        const excludedPrerenderRoutes = new Set();
        const pages = options.pages || Object.keys(pagesManifest);
        const defaultPathMap = {};
        let hasApiRoutes = false;
        for (const page1 of pages){
            // _document and _app are not real pages
            // _error is exported as 404.html later on
            // API Routes are Node.js functions
            if (page1.match(_constants.API_ROUTE)) {
                hasApiRoutes = true;
                continue;
            }
            if (page1 === "/_document" || page1 === "/_app" || page1 === "/_error") {
                continue;
            }
            // iSSG pages that are dynamic should not export templated version by
            // default. In most cases, this would never work. There is no server that
            // could run `getStaticProps`. If users make their page work lazily, they
            // can manually add it to the `exportPathMap`.
            if (prerenderManifest == null ? void 0 : prerenderManifest.dynamicRoutes[page1]) {
                excludedPrerenderRoutes.add(page1);
                continue;
            }
            defaultPathMap[page1] = {
                page: page1
            };
        }
        // Initialize the output directory
        const outDir = options.outdir;
        if (outDir === (0, _path).join(dir, "public")) {
            throw new Error(`The 'public' directory is reserved in Next.js and can not be used as the export out directory. https://nextjs.org/docs/messages/can-not-output-to-public`);
        }
        if (outDir === (0, _path).join(dir, "static")) {
            throw new Error(`The 'static' directory is reserved in Next.js and can not be used as the export out directory. https://nextjs.org/docs/messages/can-not-output-to-static`);
        }
        await (0, _recursiveDelete).recursiveDelete((0, _path).join(outDir));
        await _fs.promises.mkdir((0, _path).join(outDir, "_next", buildId), {
            recursive: true
        });
        (0, _fs).writeFileSync((0, _path).join(distDir, _constants1.EXPORT_DETAIL), JSON.stringify({
            version: 1,
            outDirectory: outDir,
            success: false
        }), "utf8");
        // Copy static directory
        if (!options.buildExport && (0, _fs).existsSync((0, _path).join(dir, "static"))) {
            if (!options.silent) {
                Log.info('Copying "static" directory');
            }
            await nextExportSpan.traceChild("copy-static-directory").traceAsyncFn(()=>(0, _recursiveCopy).recursiveCopy((0, _path).join(dir, "static"), (0, _path).join(outDir, "static")));
        }
        // Copy .next/static directory
        if (!options.buildExport && (0, _fs).existsSync((0, _path).join(distDir, _constants1.CLIENT_STATIC_FILES_PATH))) {
            if (!options.silent) {
                Log.info('Copying "static build" directory');
            }
            await nextExportSpan.traceChild("copy-next-static-directory").traceAsyncFn(()=>(0, _recursiveCopy).recursiveCopy((0, _path).join(distDir, _constants1.CLIENT_STATIC_FILES_PATH), (0, _path).join(outDir, "_next", _constants1.CLIENT_STATIC_FILES_PATH)));
        }
        // Get the exportPathMap from the config file
        if (typeof nextConfig.exportPathMap !== "function") {
            if (!options.silent) {
                Log.info(`No "exportPathMap" found in "${nextConfig.configFile}". Generating map from "./pages"`);
            }
            nextConfig.exportPathMap = async (defaultMap)=>{
                return defaultMap;
            };
        }
        const { i18n , images: { loader ="default"  } , experimental ,  } = nextConfig;
        if (i18n && !options.buildExport) {
            throw new Error(`i18n support is not compatible with next export. See here for more info on deploying: https://nextjs.org/docs/deployment`);
        }
        if (!options.buildExport) {
            var ref4;
            const { isNextImageImported  } = await nextExportSpan.traceChild("is-next-image-imported").traceAsyncFn(()=>_fs.promises.readFile((0, _path).join(distDir, _constants1.EXPORT_MARKER), "utf8").then((text)=>JSON.parse(text)).catch(()=>({})));
            if (isNextImageImported && loader === "default" && !(experimental == null ? void 0 : (ref4 = experimental.images) == null ? void 0 : ref4.unoptimized) && !_ciInfo.hasNextSupport) {
                throw new Error(`Image Optimization using Next.js' default loader is not compatible with \`next export\`.
  Possible solutions:
    - Use \`next start\` to run a server, which includes the Image Optimization API.
    - Configure \`images.unoptimized = true\` in \`next.config.js\` to disable the Image Optimization API.
  Read more: https://nextjs.org/docs/messages/export-image-api`);
            }
        }
        // Start the rendering process
        const renderOpts = {
            dir,
            buildId,
            nextExport: true,
            assetPrefix: nextConfig.assetPrefix.replace(/\/$/, ""),
            distDir,
            dev: false,
            hotReloader: null,
            basePath: nextConfig.basePath,
            canonicalBase: ((ref = nextConfig.amp) == null ? void 0 : ref.canonicalBase) || "",
            ampValidatorPath: ((ref1 = nextConfig.experimental.amp) == null ? void 0 : ref1.validator) || undefined,
            ampSkipValidation: ((ref2 = nextConfig.experimental.amp) == null ? void 0 : ref2.skipValidation) || false,
            ampOptimizerConfig: ((ref3 = nextConfig.experimental.amp) == null ? void 0 : ref3.optimizer) || undefined,
            locales: i18n == null ? void 0 : i18n.locales,
            locale: i18n == null ? void 0 : i18n.defaultLocale,
            defaultLocale: i18n == null ? void 0 : i18n.defaultLocale,
            domainLocales: i18n == null ? void 0 : i18n.domains,
            trailingSlash: nextConfig.trailingSlash,
            disableOptimizedLoading: nextConfig.experimental.disableOptimizedLoading,
            // Exported pages do not currently support dynamic HTML.
            supportsDynamicHTML: false,
            runtime: nextConfig.experimental.runtime,
            crossOrigin: nextConfig.crossOrigin,
            optimizeCss: nextConfig.experimental.optimizeCss,
            nextScriptWorkers: nextConfig.experimental.nextScriptWorkers,
            optimizeFonts: nextConfig.optimizeFonts,
            largePageDataBytes: nextConfig.experimental.largePageDataBytes
        };
        const { serverRuntimeConfig , publicRuntimeConfig  } = nextConfig;
        if (Object.keys(publicRuntimeConfig).length > 0) {
            renderOpts.runtimeConfig = publicRuntimeConfig;
        }
        global.__NEXT_DATA__ = {
            nextExport: true
        };
        if (!options.silent && !options.buildExport) {
            Log.info(`Launching ${threads} workers`);
        }
        const exportPathMap = await nextExportSpan.traceChild("run-export-path-map").traceAsyncFn(()=>nextConfig.exportPathMap(defaultPathMap, {
                dev: false,
                dir,
                outDir,
                distDir,
                buildId
            }));
        // only add missing 404 page when `buildExport` is false
        if (!options.buildExport) {
            // only add missing /404 if not specified in `exportPathMap`
            if (!exportPathMap["/404"]) {
                exportPathMap["/404"] = {
                    page: "/_error"
                };
            }
            /**
       * exports 404.html for backwards compat
       * E.g. GitHub Pages, GitLab Pages, Cloudflare Pages, Netlify
       */ if (!exportPathMap["/404.html"]) {
                // alias /404.html to /404 to be compatible with custom 404 / _error page
                exportPathMap["/404.html"] = exportPathMap["/404"];
            }
        }
        // make sure to prevent duplicates
        const exportPaths = [
            ...new Set(Object.keys(exportPathMap).map((path)=>(0, _denormalizePagePath).denormalizePagePath((0, _normalizePagePath).normalizePagePath(path)))), 
        ];
        const filteredPaths = exportPaths.filter(// Remove API routes
        (route)=>!exportPathMap[route].page.match(_constants.API_ROUTE));
        if (filteredPaths.length !== exportPaths.length) {
            hasApiRoutes = true;
        }
        if (filteredPaths.length === 0) {
            return;
        }
        if (prerenderManifest && !options.buildExport) {
            const fallbackEnabledPages = new Set();
            for (const path of Object.keys(exportPathMap)){
                const page = exportPathMap[path].page;
                const prerenderInfo = prerenderManifest.dynamicRoutes[page];
                if (prerenderInfo && prerenderInfo.fallback !== false) {
                    fallbackEnabledPages.add(page);
                }
            }
            if (fallbackEnabledPages.size) {
                throw new Error(`Found pages with \`fallback\` enabled:\n${[
                    ...fallbackEnabledPages, 
                ].join("\n")}\n${_constants.SSG_FALLBACK_EXPORT_ERROR}\n`);
            }
        }
        // Warn if the user defines a path for an API page
        if (hasApiRoutes) {
            if (!options.silent) {
                Log.warn(_chalk.default.yellow(`Statically exporting a Next.js application via \`next export\` disables API routes.`) + `\n` + _chalk.default.yellow(`This command is meant for static-only hosts, and is` + " " + _chalk.default.bold(`not necessary to make your application static.`)) + `\n` + _chalk.default.yellow(`Pages in your application without server-side data dependencies will be automatically statically exported by \`next build\`, including pages powered by \`getStaticProps\`.`) + `\n` + _chalk.default.yellow(`Learn more: https://nextjs.org/docs/messages/api-routes-static-export`));
            }
        }
        const progress = !options.silent && createProgress(filteredPaths.length, `${Log.prefixes.info} ${options.statusMessage || "Exporting"}`);
        const pagesDataDir = options.buildExport ? outDir : (0, _path).join(outDir, "_next/data", buildId);
        const ampValidations = {};
        let hadValidationError = false;
        const publicDir = (0, _path).join(dir, _constants1.CLIENT_PUBLIC_FILES_PATH);
        // Copy public directory
        if (!options.buildExport && (0, _fs).existsSync(publicDir)) {
            if (!options.silent) {
                Log.info('Copying "public" directory');
            }
            await nextExportSpan.traceChild("copy-public-directory").traceAsyncFn(()=>(0, _recursiveCopy).recursiveCopy(publicDir, outDir, {
                    filter (path) {
                        // Exclude paths used by pages
                        return !exportPathMap[path];
                    }
                }));
        }
        const timeout = (configuration == null ? void 0 : configuration.staticPageGenerationTimeout) || 0;
        let infoPrinted = false;
        let exportPage;
        let endWorker;
        if (options.exportPageWorker) {
            exportPage = options.exportPageWorker;
            endWorker = options.endWorker || (()=>Promise.resolve());
        } else {
            const worker = new _worker.Worker(require.resolve("./worker"), {
                timeout: timeout * 1000,
                onRestart: (_method, [{ path  }], attempts)=>{
                    if (attempts >= 3) {
                        throw new Error(`Static page generation for ${path} is still timing out after 3 attempts. See more info here https://nextjs.org/docs/messages/static-page-generation-timeout`);
                    }
                    Log.warn(`Restarted static page generation for ${path} because it took more than ${timeout} seconds`);
                    if (!infoPrinted) {
                        Log.warn("See more info here https://nextjs.org/docs/messages/static-page-generation-timeout");
                        infoPrinted = true;
                    }
                },
                maxRetries: 0,
                numWorkers: threads,
                enableWorkerThreads: nextConfig.experimental.workerThreads,
                exposedMethods: [
                    "default"
                ]
            });
            exportPage = worker.default.bind(worker);
            endWorker = async ()=>{
                await worker.end();
            };
        }
        let renderError = false;
        const errorPaths = [];
        await Promise.all(filteredPaths.map(async (path)=>{
            const pageExportSpan = nextExportSpan.traceChild("export-page");
            pageExportSpan.setAttribute("path", path);
            return pageExportSpan.traceAsyncFn(async ()=>{
                const pathMap = exportPathMap[path];
                const result = await exportPage({
                    path,
                    pathMap,
                    distDir,
                    outDir,
                    pagesDataDir,
                    renderOpts,
                    appDir: nextConfig.experimental.appDir,
                    serverRuntimeConfig,
                    subFolders,
                    buildExport: options.buildExport,
                    serverless: (0, _utils).isTargetLikeServerless(nextConfig.target),
                    optimizeFonts: nextConfig.optimizeFonts,
                    optimizeCss: nextConfig.experimental.optimizeCss,
                    disableOptimizedLoading: nextConfig.experimental.disableOptimizedLoading,
                    parentSpanId: pageExportSpan.id,
                    httpAgentOptions: nextConfig.httpAgentOptions,
                    serverComponents: nextConfig.experimental.serverComponents
                });
                for (const validation of result.ampValidations || []){
                    const { page , result: ampValidationResult  } = validation;
                    ampValidations[page] = ampValidationResult;
                    hadValidationError = hadValidationError || Array.isArray(ampValidationResult == null ? void 0 : ampValidationResult.errors) && ampValidationResult.errors.length > 0;
                }
                renderError = renderError || !!result.error;
                if (!!result.error) {
                    const { page  } = pathMap;
                    errorPaths.push(page !== path ? `${page}: ${path}` : path);
                }
                if (options.buildExport && configuration) {
                    if (typeof result.fromBuildExportRevalidate !== "undefined") {
                        configuration.initialPageRevalidationMap[path] = result.fromBuildExportRevalidate;
                    }
                    if (result.ssgNotFound === true) {
                        configuration.ssgNotFoundPaths.push(path);
                    }
                    const durations = configuration.pageDurationMap[pathMap.page] = configuration.pageDurationMap[pathMap.page] || {};
                    durations[path] = result.duration;
                }
                if (progress) progress();
            });
        }));
        const endWorkerPromise = endWorker();
        // copy prerendered routes to outDir
        if (!options.buildExport && prerenderManifest) {
            await Promise.all(Object.keys(prerenderManifest.routes).map(async (route)=>{
                const { srcRoute  } = prerenderManifest.routes[route];
                const pageName = srcRoute || route;
                route = (0, _normalizePagePath).normalizePagePath(route);
                // returning notFound: true from getStaticProps will not
                // output html/json files during the build
                if (prerenderManifest.notFoundRoutes.includes(route)) {
                    return;
                }
                const pagePath = (0, _require).getPagePath(pageName, distDir, isLikeServerless);
                const distPagesDir = (0, _path).join(pagePath, // strip leading / and then recurse number of nested dirs
                // to place from base folder
                pageName.slice(1).split("/").map(()=>"..").join("/"));
                const orig = (0, _path).join(distPagesDir, route);
                const htmlDest = (0, _path).join(outDir, `${route}${subFolders && route !== "/index" ? `${_path.sep}index` : ""}.html`);
                const ampHtmlDest = (0, _path).join(outDir, `${route}.amp${subFolders ? `${_path.sep}index` : ""}.html`);
                const jsonDest = (0, _path).join(pagesDataDir, `${route}.json`);
                await _fs.promises.mkdir((0, _path).dirname(htmlDest), {
                    recursive: true
                });
                await _fs.promises.mkdir((0, _path).dirname(jsonDest), {
                    recursive: true
                });
                const htmlSrc = `${orig}.html`;
                const jsonSrc = `${orig}.json`;
                await _fs.promises.copyFile(htmlSrc, htmlDest);
                await _fs.promises.copyFile(jsonSrc, jsonDest);
                if (await exists(`${orig}.amp.html`)) {
                    await _fs.promises.mkdir((0, _path).dirname(ampHtmlDest), {
                        recursive: true
                    });
                    await _fs.promises.copyFile(`${orig}.amp.html`, ampHtmlDest);
                }
            }));
        }
        if (Object.keys(ampValidations).length) {
            console.log((0, _index).formatAmpMessages(ampValidations));
        }
        if (hadValidationError) {
            throw new Error(`AMP Validation caused the export to fail. https://nextjs.org/docs/messages/amp-export-validation`);
        }
        if (renderError) {
            throw new Error(`Export encountered errors on following paths:\n\t${errorPaths.sort().join("\n	")}`);
        }
        (0, _fs).writeFileSync((0, _path).join(distDir, _constants1.EXPORT_DETAIL), JSON.stringify({
            version: 1,
            outDirectory: outDir,
            success: true
        }), "utf8");
        if (telemetry) {
            await telemetry.flush();
        }
        await endWorkerPromise;
    });
}
function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    };
}
function _getRequireWildcardCache() {
    if (typeof WeakMap !== "function") return null;
    var cache = new WeakMap();
    _getRequireWildcardCache = function() {
        return cache;
    };
    return cache;
}
function _interopRequireWildcard(obj) {
    if (obj && obj.__esModule) {
        return obj;
    }
    if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
        return {
            default: obj
        };
    }
    var cache = _getRequireWildcardCache();
    if (cache && cache.has(obj)) {
        return cache.get(obj);
    }
    var newObj = {};
    var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
    for(var key in obj){
        if (Object.prototype.hasOwnProperty.call(obj, key)) {
            var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
            if (desc && (desc.get || desc.set)) {
                Object.defineProperty(newObj, key, desc);
            } else {
                newObj[key] = obj[key];
            }
        }
    }
    newObj.default = obj;
    if (cache) {
        cache.set(obj, newObj);
    }
    return newObj;
}
const exists = (0, _util).promisify(_fs.exists);
function divideSegments(number, segments) {
    const result = [];
    while(number > 0 && segments > 0){
        const dividedNumber = number < segments ? number : Math.floor(number / segments);
        number -= dividedNumber;
        segments--;
        result.push(dividedNumber);
    }
    return result;
}
const createProgress = (total, label)=>{
    const segments = divideSegments(total, 4);
    if (total === 0) {
        throw new Error("invariant: progress total can not be zero");
    }
    let currentSegmentTotal = segments.shift();
    let currentSegmentCount = 0;
    let lastProgressOutput = Date.now();
    let curProgress = 0;
    let progressSpinner = (0, _spinner).default(`${label} (${curProgress}/${total})`, {
        spinner: {
            frames: [
                "[    ]",
                "[=   ]",
                "[==  ]",
                "[=== ]",
                "[ ===]",
                "[  ==]",
                "[   =]",
                "[    ]",
                "[   =]",
                "[  ==]",
                "[ ===]",
                "[====]",
                "[=== ]",
                "[==  ]",
                "[=   ]", 
            ],
            interval: 500
        }
    });
    return ()=>{
        curProgress++;
        // Make sure we only log once
        // - per fully generated segment, or
        // - per minute
        // when not showing the spinner
        if (!progressSpinner) {
            currentSegmentCount++;
            if (currentSegmentCount === currentSegmentTotal) {
                currentSegmentTotal = segments.shift();
                currentSegmentCount = 0;
            } else if (lastProgressOutput + 60000 > Date.now()) {
                return;
            }
            lastProgressOutput = Date.now();
        }
        const newText = `${label} (${curProgress}/${total})`;
        if (progressSpinner) {
            progressSpinner.text = newText;
        } else {
            console.log(newText);
        }
        if (curProgress === total && progressSpinner) {
            progressSpinner.stop();
            console.log(newText);
        }
    };
};

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