"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = loadConfig;
Object.defineProperty(exports, "DomainLocale", {
    enumerable: true,
    get: function() {
        return _configShared.DomainLocale;
    }
});
Object.defineProperty(exports, "NextConfig", {
    enumerable: true,
    get: function() {
        return _configShared.NextConfig;
    }
});
Object.defineProperty(exports, "normalizeConfig", {
    enumerable: true,
    get: function() {
        return _configShared.normalizeConfig;
    }
});
exports.setHttpClientAndAgentOptions = setHttpClientAndAgentOptions;
var _fs = require("fs");
var _path = require("path");
var _url = require("url");
var _http = require("http");
var _https = require("https");
var _findUp = _interopRequireDefault(require("next/dist/compiled/find-up"));
var _chalk = _interopRequireDefault(require("../lib/chalk"));
var Log = _interopRequireWildcard(require("../build/output/log"));
var _constants = require("../shared/lib/constants");
var _utils = require("../shared/lib/utils");
var _configShared = require("./config-shared");
var _configUtils = require("./config-utils");
var _imageConfig = require("../shared/lib/image-config");
var _env = require("@next/env");
var _semver = require("next/dist/compiled/semver");
var _getPackageVersion = require("../lib/get-package-version");
async function loadConfig(phase, dir, customConfig, rawConfig) {
    await (0, _env).loadEnvConfig(dir, phase === _constants.PHASE_DEVELOPMENT_SERVER, Log);
    (0, _configUtils).loadWebpackHook();
    let configFileName = "next.config.js";
    if (customConfig) {
        return assignDefaults(dir, {
            configOrigin: "server",
            configFileName,
            ...customConfig
        });
    }
    const path = await (0, _findUp).default(_constants.CONFIG_FILES, {
        cwd: dir
    });
    // If config file was found
    if (path == null ? void 0 : path.length) {
        var ref;
        configFileName = (0, _path).basename(path);
        let userConfigModule;
        try {
            // `import()` expects url-encoded strings, so the path must be properly
            // escaped and (especially on Windows) absolute paths must pe prefixed
            // with the `file://` protocol
            if (process.env.__NEXT_TEST_MODE === "jest") {
                // dynamic import does not currently work inside of vm which
                // jest relies on so we fall back to require for this case
                // https://github.com/nodejs/node/issues/35889
                userConfigModule = require(path);
            } else {
                userConfigModule = await import((0, _url).pathToFileURL(path).href);
            }
            if (rawConfig) {
                return userConfigModule;
            }
        } catch (err) {
            Log.error(`Failed to load ${configFileName}, see more info here https://nextjs.org/docs/messages/next-config-error`);
            throw err;
        }
        const userConfig = await (0, _configShared).normalizeConfig(phase, userConfigModule.default || userConfigModule);
        const validateResult = (0, _configShared).validateConfig(userConfig);
        if (validateResult.errors) {
            Log.warn(`Invalid next.config.js options detected: `);
            // Only load @segment/ajv-human-errors when invalid config is detected
            const { AggregateAjvError  } = require("next/dist/compiled/@segment/ajv-human-errors");
            const aggregatedAjvErrors = new AggregateAjvError(validateResult.errors, {
                fieldLabels: "js"
            });
            for (const error of aggregatedAjvErrors){
                console.error(`  - ${error.message}`);
            }
            console.error("\nSee more info here: https://nextjs.org/docs/messages/invalid-next-config");
        }
        if (Object.keys(userConfig).length === 0) {
            Log.warn(`Detected ${configFileName}, no exported configuration found. https://nextjs.org/docs/messages/empty-configuration`);
        }
        if (userConfig.target && userConfig.target !== "server") {
            throw new Error(`The "target" property is no longer supported in ${configFileName}.\n` + "See more info here https://nextjs.org/docs/messages/deprecated-target-config");
        }
        if ((ref = userConfig.amp) == null ? void 0 : ref.canonicalBase) {
            const { canonicalBase  } = userConfig.amp || {};
            userConfig.amp = userConfig.amp || {};
            userConfig.amp.canonicalBase = (canonicalBase.endsWith("/") ? canonicalBase.slice(0, -1) : canonicalBase) || "";
        }
        const completeConfig = assignDefaults(dir, {
            configOrigin: (0, _path).relative(dir, path),
            configFile: path,
            configFileName,
            ...userConfig
        });
        await setFontLoaderDefaults(completeConfig, dir);
        return completeConfig;
    } else {
        const configBaseName = (0, _path).basename(_constants.CONFIG_FILES[0], (0, _path).extname(_constants.CONFIG_FILES[0]));
        const nonJsPath = _findUp.default.sync([
            `${configBaseName}.jsx`,
            `${configBaseName}.ts`,
            `${configBaseName}.tsx`,
            `${configBaseName}.json`, 
        ], {
            cwd: dir
        });
        if (nonJsPath == null ? void 0 : nonJsPath.length) {
            throw new Error(`Configuring Next.js via '${(0, _path).basename(nonJsPath)}' is not supported. Please replace the file with 'next.config.js' or 'next.config.mjs'.`);
        }
    }
    // always call assignDefaults to ensure settings like
    // reactRoot can be updated correctly even with no next.config.js
    const completeConfig = assignDefaults(dir, _configShared.defaultConfig);
    completeConfig.configFileName = configFileName;
    setHttpClientAndAgentOptions(completeConfig);
    await setFontLoaderDefaults(completeConfig, dir);
    return completeConfig;
}
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 NODE_16_VERSION = "16.8.0";
const NODE_18_VERSION = "18.0.0";
const isAboveNodejs16 = (0, _semver).gte(process.version, NODE_16_VERSION);
const isAboveNodejs18 = (0, _semver).gte(process.version, NODE_18_VERSION);
const experimentalWarning = (0, _utils).execOnce((configFileName, features)=>{
    const s = features.length > 1 ? "s" : "";
    Log.warn(_chalk.default.bold(`You have enabled experimental feature${s} (${features.join(", ")}) in ${configFileName}.`));
    Log.warn(`Experimental features are not covered by semver, and may cause unexpected or broken application behavior. ` + `Use at your own risk.`);
    if (features.includes("appDir")) {
        Log.info(`Thank you for testing \`appDir\` please leave your feedback at https://nextjs.link/app-feedback`);
    }
    console.warn();
});
function setHttpClientAndAgentOptions(config) {
    var ref;
    if (isAboveNodejs16) {
        var ref1;
        // Node.js 18 has undici built-in.
        if (((ref1 = config.experimental) == null ? void 0 : ref1.enableUndici) && !isAboveNodejs18) {
            var ref2;
            global.__NEXT_USE_UNDICI = (ref2 = config.experimental) == null ? void 0 : ref2.enableUndici;
        }
    } else if ((ref = config.experimental) == null ? void 0 : ref.enableUndici) {
        Log.warn(`\`enableUndici\` option requires Node.js v${NODE_16_VERSION} or greater. Falling back to \`node-fetch\``);
    }
    if (global.__NEXT_HTTP_AGENT) {
        // We only need to assign once because we want
        // to reuse the same agent for all requests.
        return;
    }
    if (!config) {
        throw new Error("Expected config.httpAgentOptions to be an object");
    }
    global.__NEXT_HTTP_AGENT_OPTIONS = config.httpAgentOptions;
    global.__NEXT_HTTP_AGENT = new _http.Agent(config.httpAgentOptions);
    global.__NEXT_HTTPS_AGENT = new _https.Agent(config.httpAgentOptions);
}
async function setFontLoaderDefaults(config, dir) {
    // Add @next/font loaders by default if they're installed
    const hasNextFontDependency = (await (0, _getPackageVersion).getDependencies({
        cwd: dir
    })).dependencies["@next/font"];
    if (hasNextFontDependency) {
        const googleFontLoader = {
            loader: "@next/font/google"
        };
        const localFontLoader = {
            loader: "@next/font/local"
        };
        if (!config.experimental) {
            config.experimental = {};
        }
        if (!config.experimental.fontLoaders) {
            config.experimental.fontLoaders = [];
        }
        if (!config.experimental.fontLoaders.find(({ loader  })=>loader === googleFontLoader.loader)) {
            config.experimental.fontLoaders.push(googleFontLoader);
        }
        if (!config.experimental.fontLoaders.find(({ loader  })=>loader === localFontLoader.loader)) {
            config.experimental.fontLoaders.push(localFontLoader);
        }
    }
}
function assignDefaults(dir, userConfig) {
    var ref10, ref3, ref4, ref5;
    const configFileName = userConfig.configFileName;
    if (typeof userConfig.exportTrailingSlash !== "undefined") {
        console.warn(_chalk.default.yellow.bold("Warning: ") + `The "exportTrailingSlash" option has been renamed to "trailingSlash". Please update your ${configFileName}.`);
        if (typeof userConfig.trailingSlash === "undefined") {
            userConfig.trailingSlash = userConfig.exportTrailingSlash;
        }
        delete userConfig.exportTrailingSlash;
    }
    const config = Object.keys(userConfig).reduce((currentConfig, key)=>{
        const value = userConfig[key];
        if (value === undefined || value === null) {
            return currentConfig;
        }
        if (key === "experimental" && typeof value === "object") {
            const enabledExperiments = [];
            // defaultConfig.experimental is predefined and will never be undefined
            // This is only a type guard for the typescript
            if (_configShared.defaultConfig.experimental) {
                for (const featureName of Object.keys(value)){
                    const featureValue = value[featureName];
                    if (featureName === "appDir" && featureValue === true && !isAboveNodejs16) {
                        throw new Error(`experimental.appDir requires Node v${NODE_16_VERSION} or later.`);
                    }
                    if (value[featureName] !== _configShared.defaultConfig.experimental[featureName]) {
                        enabledExperiments.push(featureName);
                    }
                }
            }
            if (enabledExperiments.length > 0) {
                experimentalWarning(configFileName, enabledExperiments);
            }
        }
        if (key === "distDir") {
            if (typeof value !== "string") {
                throw new Error(`Specified distDir is not a string, found type "${typeof value}"`);
            }
            const userDistDir = value.trim();
            // don't allow public as the distDir as this is a reserved folder for
            // public files
            if (userDistDir === "public") {
                throw new Error(`The 'public' directory is reserved in Next.js and can not be set as the 'distDir'. https://nextjs.org/docs/messages/can-not-output-to-public`);
            }
            // make sure distDir isn't an empty string as it can result in the provided
            // directory being deleted in development mode
            if (userDistDir.length === 0) {
                throw new Error(`Invalid distDir provided, distDir can not be an empty string. Please remove this config or set it to undefined`);
            }
        }
        if (key === "pageExtensions") {
            if (!Array.isArray(value)) {
                throw new Error(`Specified pageExtensions is not an array of strings, found "${value}". Please update this config or remove it.`);
            }
            if (!value.length) {
                throw new Error(`Specified pageExtensions is an empty array. Please update it with the relevant extensions or remove it.`);
            }
            value.forEach((ext)=>{
                if (typeof ext !== "string") {
                    throw new Error(`Specified pageExtensions is not an array of strings, found "${ext}" of type "${typeof ext}". Please update this config or remove it.`);
                }
            });
        }
        if (!!value && value.constructor === Object) {
            currentConfig[key] = {
                ..._configShared.defaultConfig[key],
                ...Object.keys(value).reduce((c, k)=>{
                    const v = value[k];
                    if (v !== undefined && v !== null) {
                        c[k] = v;
                    }
                    return c;
                }, {})
            };
        } else {
            currentConfig[key] = value;
        }
        return currentConfig;
    }, {});
    const result = {
        ..._configShared.defaultConfig,
        ...config
    };
    if (typeof result.assetPrefix !== "string") {
        throw new Error(`Specified assetPrefix is not a string, found type "${typeof result.assetPrefix}" https://nextjs.org/docs/messages/invalid-assetprefix`);
    }
    if (typeof result.basePath !== "string") {
        throw new Error(`Specified basePath is not a string, found type "${typeof result.basePath}"`);
    }
    if ((ref10 = result.experimental) == null ? void 0 : ref10.appDir) {
        result.experimental.enableUndici = true;
    }
    if (result.basePath !== "") {
        if (result.basePath === "/") {
            throw new Error(`Specified basePath /. basePath has to be either an empty string or a path prefix"`);
        }
        if (!result.basePath.startsWith("/")) {
            throw new Error(`Specified basePath has to start with a /, found "${result.basePath}"`);
        }
        if (result.basePath !== "/") {
            var ref6;
            if (result.basePath.endsWith("/")) {
                throw new Error(`Specified basePath should not end with /, found "${result.basePath}"`);
            }
            if (result.assetPrefix === "") {
                result.assetPrefix = result.basePath;
            }
            if (((ref6 = result.amp) == null ? void 0 : ref6.canonicalBase) === "") {
                result.amp.canonicalBase = result.basePath;
            }
        }
    }
    if (result == null ? void 0 : result.images) {
        var ref7, ref8;
        const images = result.images;
        if (typeof images !== "object") {
            throw new Error(`Specified images should be an object received ${typeof images}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
        if (images.domains) {
            var ref9;
            if (!Array.isArray(images.domains)) {
                throw new Error(`Specified images.domains should be an Array received ${typeof images.domains}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            // static images are automatically prefixed with assetPrefix
            // so we need to ensure _next/image allows downloading from
            // this resource
            if ((ref9 = config.assetPrefix) == null ? void 0 : ref9.startsWith("http")) {
                images.domains.push(new URL(config.assetPrefix).hostname);
            }
            if (images.domains.length > 50) {
                throw new Error(`Specified images.domains exceeds length of 50, received length (${images.domains.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            const invalid = images.domains.filter((d)=>typeof d !== "string");
            if (invalid.length > 0) {
                throw new Error(`Specified images.domains should be an Array of strings received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
        }
        const remotePatterns = result == null ? void 0 : (ref7 = result.images) == null ? void 0 : ref7.remotePatterns;
        if (remotePatterns) {
            if (!Array.isArray(remotePatterns)) {
                throw new Error(`Specified images.remotePatterns should be an Array received ${typeof remotePatterns}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            if (remotePatterns.length > 50) {
                throw new Error(`Specified images.remotePatterns exceeds length of 50, received length (${remotePatterns.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            const validProps = new Set([
                "protocol",
                "hostname",
                "pathname",
                "port"
            ]);
            const requiredProps = [
                "hostname"
            ];
            const invalidPatterns = remotePatterns.filter((d)=>!d || typeof d !== "object" || Object.entries(d).some(([k, v])=>!validProps.has(k) || typeof v !== "string") || requiredProps.some((k)=>!(k in d)));
            if (invalidPatterns.length > 0) {
                throw new Error(`Invalid images.remotePatterns values:\n${invalidPatterns.map((item)=>JSON.stringify(item)).join("\n")}\n\nremotePatterns value must follow format { protocol: 'https', hostname: 'example.com', port: '', pathname: '/imgs/**' }.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
        }
        if (images.deviceSizes) {
            const { deviceSizes  } = images;
            if (!Array.isArray(deviceSizes)) {
                throw new Error(`Specified images.deviceSizes should be an Array received ${typeof deviceSizes}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            if (deviceSizes.length > 25) {
                throw new Error(`Specified images.deviceSizes exceeds length of 25, received length (${deviceSizes.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            const invalid = deviceSizes.filter((d)=>{
                return typeof d !== "number" || d < 1 || d > 10000;
            });
            if (invalid.length > 0) {
                throw new Error(`Specified images.deviceSizes should be an Array of numbers that are between 1 and 10000, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
        }
        if (images.imageSizes) {
            const { imageSizes  } = images;
            if (!Array.isArray(imageSizes)) {
                throw new Error(`Specified images.imageSizes should be an Array received ${typeof imageSizes}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            if (imageSizes.length > 25) {
                throw new Error(`Specified images.imageSizes exceeds length of 25, received length (${imageSizes.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            const invalid = imageSizes.filter((d)=>{
                return typeof d !== "number" || d < 1 || d > 10000;
            });
            if (invalid.length > 0) {
                throw new Error(`Specified images.imageSizes should be an Array of numbers that are between 1 and 10000, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
        }
        if (!images.loader) {
            images.loader = "default";
        }
        if (!_imageConfig.VALID_LOADERS.includes(images.loader)) {
            throw new Error(`Specified images.loader should be one of (${_imageConfig.VALID_LOADERS.join(", ")}), received invalid value (${images.loader}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
        if (images.loader !== "default" && images.loader !== "custom" && images.path === _imageConfig.imageConfigDefault.path) {
            throw new Error(`Specified images.loader property (${images.loader}) also requires images.path property to be assigned to a URL prefix.\nSee more info here: https://nextjs.org/docs/api-reference/next/legacy/image#loader-configuration`);
        }
        // Append trailing slash for non-default loaders and when trailingSlash is set
        if (images.path) {
            if (images.loader !== "default" && images.path[images.path.length - 1] !== "/" || result.trailingSlash) {
                images.path += "/";
            }
        }
        if (images.path === _imageConfig.imageConfigDefault.path && result.basePath) {
            images.path = `${result.basePath}${images.path}`;
        }
        if (images.loaderFile) {
            if (images.loader !== "default" && images.loader !== "custom") {
                throw new Error(`Specified images.loader property (${images.loader}) cannot be used with images.loaderFile property. Please set images.loader to "custom".`);
            }
            const absolutePath = (0, _path).join(dir, images.loaderFile);
            if (!(0, _fs).existsSync(absolutePath)) {
                throw new Error(`Specified images.loaderFile does not exist at "${absolutePath}".`);
            }
            images.loader = "custom";
            images.loaderFile = absolutePath;
        }
        if (images.minimumCacheTTL && (!Number.isInteger(images.minimumCacheTTL) || images.minimumCacheTTL < 0)) {
            throw new Error(`Specified images.minimumCacheTTL should be an integer 0 or more received (${images.minimumCacheTTL}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
        if (images.formats) {
            const { formats  } = images;
            if (!Array.isArray(formats)) {
                throw new Error(`Specified images.formats should be an Array received ${typeof formats}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            if (formats.length < 1 || formats.length > 2) {
                throw new Error(`Specified images.formats must be length 1 or 2, received length (${formats.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
            const invalid = formats.filter((f)=>{
                return f !== "image/avif" && f !== "image/webp";
            });
            if (invalid.length > 0) {
                throw new Error(`Specified images.formats should be an Array of mime type strings, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
            }
        }
        if (typeof images.dangerouslyAllowSVG !== "undefined" && typeof images.dangerouslyAllowSVG !== "boolean") {
            throw new Error(`Specified images.dangerouslyAllowSVG should be a boolean received (${images.dangerouslyAllowSVG}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
        if (typeof images.contentSecurityPolicy !== "undefined" && typeof images.contentSecurityPolicy !== "string") {
            throw new Error(`Specified images.contentSecurityPolicy should be a string received (${images.contentSecurityPolicy}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
        const unoptimized = result == null ? void 0 : (ref8 = result.images) == null ? void 0 : ref8.unoptimized;
        if (typeof unoptimized !== "undefined" && typeof unoptimized !== "boolean") {
            throw new Error(`Specified images.unoptimized should be a boolean, received (${unoptimized}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
        }
    }
    if (result.experimental && "relay" in result.experimental) {
        Log.warn(`\`relay\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
        result.compiler = result.compiler || {};
        result.compiler.relay = result.experimental.relay;
    }
    if (result.experimental && "styledComponents" in result.experimental) {
        Log.warn(`\`styledComponents\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
        result.compiler = result.compiler || {};
        result.compiler.styledComponents = result.experimental.styledComponents;
    }
    if (result.experimental && "emotion" in result.experimental) {
        Log.warn(`\`emotion\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
        result.compiler = result.compiler || {};
        result.compiler.emotion = result.experimental.emotion;
    }
    if (result.experimental && "reactRemoveProperties" in result.experimental) {
        Log.warn(`\`reactRemoveProperties\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
        result.compiler = result.compiler || {};
        result.compiler.reactRemoveProperties = result.experimental.reactRemoveProperties;
    }
    if (result.experimental && "removeConsole" in result.experimental) {
        Log.warn(`\`removeConsole\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
        result.compiler = result.compiler || {};
        result.compiler.removeConsole = result.experimental.removeConsole;
    }
    if ((ref3 = result.experimental) == null ? void 0 : ref3.swcMinifyDebugOptions) {
        Log.warn("SWC minify debug option specified. This option is for debugging minifier issues and will be removed once SWC minifier is stable.");
    }
    if (result.experimental.outputStandalone) {
        Log.warn(`experimental.outputStandalone has been renamed to "output: 'standalone'", please move the config.`);
        result.output = "standalone";
    }
    if (((ref4 = result.experimental) == null ? void 0 : ref4.outputFileTracingRoot) && !(0, _path).isAbsolute(result.experimental.outputFileTracingRoot)) {
        result.experimental.outputFileTracingRoot = (0, _path).resolve(result.experimental.outputFileTracingRoot);
        Log.warn(`experimental.outputFileTracingRoot should be absolute, using: ${result.experimental.outputFileTracingRoot}`);
    }
    if (result.output === "standalone" && !result.outputFileTracing) {
        Log.warn(`"output: 'standalone'" requires outputFileTracing not be disabled please enable it to leverage the standalone build`);
        result.output = undefined;
    }
    setHttpClientAndAgentOptions(result || _configShared.defaultConfig);
    if (result.i18n) {
        const { i18n  } = result;
        const i18nType = typeof i18n;
        if (i18nType !== "object") {
            throw new Error(`Specified i18n should be an object received ${i18nType}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        if (!Array.isArray(i18n.locales)) {
            throw new Error(`Specified i18n.locales should be an Array received ${typeof i18n.locales}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        if (i18n.locales.length > 100) {
            Log.warn(`Received ${i18n.locales.length} i18n.locales items which exceeds the recommended max of 100.\nSee more info here: https://nextjs.org/docs/advanced-features/i18n-routing#how-does-this-work-with-static-generation`);
        }
        const defaultLocaleType = typeof i18n.defaultLocale;
        if (!i18n.defaultLocale || defaultLocaleType !== "string") {
            throw new Error(`Specified i18n.defaultLocale should be a string.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        if (typeof i18n.domains !== "undefined" && !Array.isArray(i18n.domains)) {
            throw new Error(`Specified i18n.domains must be an array of domain objects e.g. [ { domain: 'example.fr', defaultLocale: 'fr', locales: ['fr'] } ] received ${typeof i18n.domains}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        if (i18n.domains) {
            const invalidDomainItems = i18n.domains.filter((item)=>{
                var ref;
                if (!item || typeof item !== "object") return true;
                if (!item.defaultLocale) return true;
                if (!item.domain || typeof item.domain !== "string") return true;
                const defaultLocaleDuplicate = (ref = i18n.domains) == null ? void 0 : ref.find((altItem)=>altItem.defaultLocale === item.defaultLocale && altItem.domain !== item.domain);
                if (defaultLocaleDuplicate) {
                    console.warn(`Both ${item.domain} and ${defaultLocaleDuplicate.domain} configured the defaultLocale ${item.defaultLocale} but only one can. Change one item's default locale to continue`);
                    return true;
                }
                let hasInvalidLocale = false;
                if (Array.isArray(item.locales)) {
                    for (const locale of item.locales){
                        if (typeof locale !== "string") hasInvalidLocale = true;
                        for (const domainItem of i18n.domains || []){
                            if (domainItem === item) continue;
                            if (domainItem.locales && domainItem.locales.includes(locale)) {
                                console.warn(`Both ${item.domain} and ${domainItem.domain} configured the locale (${locale}) but only one can. Remove it from one i18n.domains config to continue`);
                                hasInvalidLocale = true;
                                break;
                            }
                        }
                    }
                }
                return hasInvalidLocale;
            });
            if (invalidDomainItems.length > 0) {
                throw new Error(`Invalid i18n.domains values:\n${invalidDomainItems.map((item)=>JSON.stringify(item)).join("\n")}\n\ndomains value must follow format { domain: 'example.fr', defaultLocale: 'fr', locales: ['fr'] }.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
            }
        }
        if (!Array.isArray(i18n.locales)) {
            throw new Error(`Specified i18n.locales must be an array of locale strings e.g. ["en-US", "nl-NL"] received ${typeof i18n.locales}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        const invalidLocales = i18n.locales.filter((locale)=>typeof locale !== "string");
        if (invalidLocales.length > 0) {
            throw new Error(`Specified i18n.locales contains invalid values (${invalidLocales.map(String).join(", ")}), locales must be valid locale tags provided as strings e.g. "en-US".\n` + `See here for list of valid language sub-tags: http://www.iana.org/assignments/language-subtag-registry/language-subtag-registry`);
        }
        if (!i18n.locales.includes(i18n.defaultLocale)) {
            throw new Error(`Specified i18n.defaultLocale should be included in i18n.locales.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        const normalizedLocales = new Set();
        const duplicateLocales = new Set();
        i18n.locales.forEach((locale)=>{
            const localeLower = locale.toLowerCase();
            if (normalizedLocales.has(localeLower)) {
                duplicateLocales.add(locale);
            }
            normalizedLocales.add(localeLower);
        });
        if (duplicateLocales.size > 0) {
            throw new Error(`Specified i18n.locales contains the following duplicate locales:\n` + `${[
                ...duplicateLocales
            ].join(", ")}\n` + `Each locale should be listed only once.\n` + `See more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
        // make sure default Locale is at the front
        i18n.locales = [
            i18n.defaultLocale,
            ...i18n.locales.filter((locale)=>locale !== i18n.defaultLocale), 
        ];
        const localeDetectionType = typeof i18n.localeDetection;
        if (localeDetectionType !== "boolean" && localeDetectionType !== "undefined") {
            throw new Error(`Specified i18n.localeDetection should be undefined or a boolean received ${localeDetectionType}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
        }
    }
    if ((ref5 = result.devIndicators) == null ? void 0 : ref5.buildActivityPosition) {
        const { buildActivityPosition  } = result.devIndicators;
        const allowedValues = [
            "top-left",
            "top-right",
            "bottom-left",
            "bottom-right", 
        ];
        if (!allowedValues.includes(buildActivityPosition)) {
            throw new Error(`Invalid "devIndicator.buildActivityPosition" provided, expected one of ${allowedValues.join(", ")}, received ${buildActivityPosition}`);
        }
    }
    return result;
}

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