"use strict";
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _AbstractPage_client;
Object.defineProperty(exports, "__esModule", { value: true });
exports.isObj = exports.toBase64 = exports.getRequiredHeader = exports.isHeadersProtocol = exports.isRunningInBrowser = exports.debug = exports.hasOwn = exports.isEmptyObj = exports.maybeCoerceBoolean = exports.maybeCoerceFloat = exports.maybeCoerceInteger = exports.coerceBoolean = exports.coerceFloat = exports.coerceInteger = exports.readEnv = exports.ensurePresent = exports.castToError = exports.sleep = exports.safeJSON = exports.isRequestOptions = exports.createResponseHeaders = exports.PagePromise = exports.AbstractPage = exports.APIClient = exports.APIPromise = exports.createForm = exports.multipartFormRequestOptions = exports.maybeMultipartFormRequestOptions = void 0;
const version_1 = require("./version.js");
const streaming_1 = require("./streaming.js");
const error_1 = require("./error.js");
const index_1 = require("./_shims/index.js");
const uploads_1 = require("./uploads.js");
var uploads_2 = require("./uploads.js");
Object.defineProperty(exports, "maybeMultipartFormRequestOptions", { enumerable: true, get: function () { return uploads_2.maybeMultipartFormRequestOptions; } });
Object.defineProperty(exports, "multipartFormRequestOptions", { enumerable: true, get: function () { return uploads_2.multipartFormRequestOptions; } });
Object.defineProperty(exports, "createForm", { enumerable: true, get: function () { return uploads_2.createForm; } });
async function defaultParseResponse(props) {
    const { response } = props;
    if (props.options.stream) {
        debug('response', response.status, response.url, response.headers, response.body);
        // Note: there is an invariant here that isn't represented in the type system
        // that if you set `stream: true` the response type must also be `Stream<T>`
        if (props.options.__streamClass) {
            return props.options.__streamClass.fromSSEResponse(response, props.controller);
        }
        return streaming_1.Stream.fromSSEResponse(response, props.controller);
    }
    // fetch refuses to read the body when the status code is 204.
    if (response.status === 204) {
        return null;
    }
    if (props.options.__binaryResponse) {
        return response;
    }
    const contentType = response.headers.get('content-type');
    const isJSON = contentType?.includes('application/json') || contentType?.includes('application/vnd.api+json');
    if (isJSON) {
        const json = await response.json();
        debug('response', response.status, response.url, response.headers, json);
        return _addRequestID(json, response);
    }
    const text = await response.text();
    debug('response', response.status, response.url, response.headers, text);
    // TODO handle blob, arraybuffer, other content types, etc.
    return text;
}
function _addRequestID(value, response) {
    if (!value || typeof value !== 'object' || Array.isArray(value)) {
        return value;
    }
    return Object.defineProperty(value, '_request_id', {
        value: response.headers.get('x-request-id'),
        enumerable: false,
    });
}
/**
 * A subclass of `Promise` providing additional helper methods
 * for interacting with the SDK.
 */
class APIPromise extends Promise {
    constructor(responsePromise, parseResponse = defaultParseResponse) {
        super((resolve) => {
            // this is maybe a bit weird but this has to be a no-op to not implicitly
            // parse the response body; instead .then, .catch, .finally are overridden
            // to parse the response
            resolve(null);
        });
        this.responsePromise = responsePromise;
        this.parseResponse = parseResponse;
    }
    _thenUnwrap(transform) {
        return new APIPromise(this.responsePromise, async (props) => _addRequestID(transform(await this.parseResponse(props)), props.response));
    }
    /**
     * Gets the raw `Response` instance instead of parsing the response
     * data.
     *
     * If you want to parse the response body but still get the `Response`
     * instance, you can use {@link withResponse()}.
     *
     * 👋 Getting the wrong TypeScript type for `Response`?
     * Try setting `"moduleResolution": "NodeNext"` if you can,
     * or add one of these imports before your first `import … from 'openai'`:
     * - `import 'openai/shims/node'` (if you're running on Node)
     * - `import 'openai/shims/web'` (otherwise)
     */
    asResponse() {
        return this.responsePromise.then((p) => p.response);
    }
    /**
     * Gets the parsed response data and the raw `Response` instance.
     *
     * If you just want to get the raw `Response` instance without parsing it,
     * you can use {@link asResponse()}.
     *
     *
     * 👋 Getting the wrong TypeScript type for `Response`?
     * Try setting `"moduleResolution": "NodeNext"` if you can,
     * or add one of these imports before your first `import … from 'openai'`:
     * - `import 'openai/shims/node'` (if you're running on Node)
     * - `import 'openai/shims/web'` (otherwise)
     */
    async withResponse() {
        const [data, response] = await Promise.all([this.parse(), this.asResponse()]);
        return { data, response };
    }
    parse() {
        if (!this.parsedPromise) {
            this.parsedPromise = this.responsePromise.then(this.parseResponse);
        }
        return this.parsedPromise;
    }
    then(onfulfilled, onrejected) {
        return this.parse().then(onfulfilled, onrejected);
    }
    catch(onrejected) {
        return this.parse().catch(onrejected);
    }
    finally(onfinally) {
        return this.parse().finally(onfinally);
    }
}
exports.APIPromise = APIPromise;
class APIClient {
    constructor({ baseURL, maxRetries = 2, timeout = 600000, // 10 minutes
    httpAgent, fetch: overridenFetch, }) {
        this.baseURL = baseURL;
        this.maxRetries = validatePositiveInteger('maxRetries', maxRetries);
        this.timeout = validatePositiveInteger('timeout', timeout);
        this.httpAgent = httpAgent;
        this.fetch = overridenFetch ?? index_1.fetch;
    }
    authHeaders(opts) {
        return {};
    }
    /**
     * Override this to add your own default headers, for example:
     *
     *  {
     *    ...super.defaultHeaders(),
     *    Authorization: 'Bearer 123',
     *  }
     */
    defaultHeaders(opts) {
        return {
            Accept: 'application/json',
            'Content-Type': 'application/json',
            'User-Agent': this.getUserAgent(),
            ...getPlatformHeaders(),
            ...this.authHeaders(opts),
        };
    }
    /**
     * Override this to add your own headers validation:
     */
    validateHeaders(headers, customHeaders) { }
    defaultIdempotencyKey() {
        return `stainless-node-retry-${uuid4()}`;
    }
    get(path, opts) {
        return this.methodRequest('get', path, opts);
    }
    post(path, opts) {
        return this.methodRequest('post', path, opts);
    }
    patch(path, opts) {
        return this.methodRequest('patch', path, opts);
    }
    put(path, opts) {
        return this.methodRequest('put', path, opts);
    }
    delete(path, opts) {
        return this.methodRequest('delete', path, opts);
    }
    methodRequest(method, path, opts) {
        return this.request(Promise.resolve(opts).then(async (opts) => {
            const body = opts && (0, uploads_1.isBlobLike)(opts?.body) ? new DataView(await opts.body.arrayBuffer())
                : opts?.body instanceof DataView ? opts.body
                    : opts?.body instanceof ArrayBuffer ? new DataView(opts.body)
                        : opts && ArrayBuffer.isView(opts?.body) ? new DataView(opts.body.buffer)
                            : opts?.body;
            return { method, path, ...opts, body };
        }));
    }
    getAPIList(path, Page, opts) {
        return this.requestAPIList(Page, { method: 'get', path, ...opts });
    }
    calculateContentLength(body) {
        if (typeof body === 'string') {
            if (typeof Buffer !== 'undefined') {
                return Buffer.byteLength(body, 'utf8').toString();
            }
            if (typeof TextEncoder !== 'undefined') {
                const encoder = new TextEncoder();
                const encoded = encoder.encode(body);
                return encoded.length.toString();
            }
        }
        else if (ArrayBuffer.isView(body)) {
            return body.byteLength.toString();
        }
        return null;
    }
    buildRequest(options, { retryCount = 0 } = {}) {
        const { method, path, query, headers: headers = {} } = options;
        const body = ArrayBuffer.isView(options.body) || (options.__binaryRequest && typeof options.body === 'string') ?
            options.body
            : (0, uploads_1.isMultipartBody)(options.body) ? options.body.body
                : options.body ? JSON.stringify(options.body, null, 2)
                    : null;
        const contentLength = this.calculateContentLength(body);
        const url = this.buildURL(path, query);
        if ('timeout' in options)
            validatePositiveInteger('timeout', options.timeout);
        const timeout = options.timeout ?? this.timeout;
        const httpAgent = options.httpAgent ?? this.httpAgent ?? (0, index_1.getDefaultAgent)(url);
        const minAgentTimeout = timeout + 1000;
        if (typeof httpAgent?.options?.timeout === 'number' &&
            minAgentTimeout > (httpAgent.options.timeout ?? 0)) {
            // Allow any given request to bump our agent active socket timeout.
            // This may seem strange, but leaking active sockets should be rare and not particularly problematic,
            // and without mutating agent we would need to create more of them.
            // This tradeoff optimizes for performance.
            httpAgent.options.timeout = minAgentTimeout;
        }
        if (this.idempotencyHeader && method !== 'get') {
            if (!options.idempotencyKey)
                options.idempotencyKey = this.defaultIdempotencyKey();
            headers[this.idempotencyHeader] = options.idempotencyKey;
        }
        const reqHeaders = this.buildHeaders({ options, headers, contentLength, retryCount });
        const req = {
            method,
            ...(body && { body: body }),
            headers: reqHeaders,
            ...(httpAgent && { agent: httpAgent }),
            // @ts-ignore node-fetch uses a custom AbortSignal type that is
            // not compatible with standard web types
            signal: options.signal ?? null,
        };
        return { req, url, timeout };
    }
    buildHeaders({ options, headers, contentLength, retryCount, }) {
        const reqHeaders = {};
        if (contentLength) {
            reqHeaders['content-length'] = contentLength;
        }
        const defaultHeaders = this.defaultHeaders(options);
        applyHeadersMut(reqHeaders, defaultHeaders);
        applyHeadersMut(reqHeaders, headers);
        // let builtin fetch set the Content-Type for multipart bodies
        if ((0, uploads_1.isMultipartBody)(options.body) && index_1.kind !== 'node') {
            delete reqHeaders['content-type'];
        }
        reqHeaders['x-stainless-retry-count'] = String(retryCount);
        this.validateHeaders(reqHeaders, headers);
        return reqHeaders;
    }
    /**
     * Used as a callback for mutating the given `FinalRequestOptions` object.
     */
    async prepareOptions(options) { }
    /**
     * Used as a callback for mutating the given `RequestInit` object.
     *
     * This is useful for cases where you want to add certain headers based off of
     * the request properties, e.g. `method` or `url`.
     */
    async prepareRequest(request, { url, options }) { }
    parseHeaders(headers) {
        return (!headers ? {}
            : Symbol.iterator in headers ?
                Object.fromEntries(Array.from(headers).map((header) => [...header]))
                : { ...headers });
    }
    makeStatusError(status, error, message, headers) {
        return error_1.APIError.generate(status, error, message, headers);
    }
    request(options, remainingRetries = null) {
        return new APIPromise(this.makeRequest(options, remainingRetries));
    }
    async makeRequest(optionsInput, retriesRemaining) {
        const options = await optionsInput;
        const maxRetries = options.maxRetries ?? this.maxRetries;
        if (retriesRemaining == null) {
            retriesRemaining = maxRetries;
        }
        await this.prepareOptions(options);
        const { req, url, timeout } = this.buildRequest(options, { retryCount: maxRetries - retriesRemaining });
        await this.prepareRequest(req, { url, options });
        debug('request', url, options, req.headers);
        if (options.signal?.aborted) {
            throw new error_1.APIUserAbortError();
        }
        const controller = new AbortController();
        const response = await this.fetchWithTimeout(url, req, timeout, controller).catch(exports.castToError);
        if (response instanceof Error) {
            if (options.signal?.aborted) {
                throw new error_1.APIUserAbortError();
            }
            if (retriesRemaining) {
                return this.retryRequest(options, retriesRemaining);
            }
            if (response.name === 'AbortError') {
                throw new error_1.APIConnectionTimeoutError();
            }
            throw new error_1.APIConnectionError({ cause: response });
        }
        const responseHeaders = (0, exports.createResponseHeaders)(response.headers);
        if (!response.ok) {
            if (retriesRemaining && this.shouldRetry(response)) {
                const retryMessage = `retrying, ${retriesRemaining} attempts remaining`;
                debug(`response (error; ${retryMessage})`, response.status, url, responseHeaders);
                return this.retryRequest(options, retriesRemaining, responseHeaders);
            }
            const errText = await response.text().catch((e) => (0, exports.castToError)(e).message);
            const errJSON = (0, exports.safeJSON)(errText);
            const errMessage = errJSON ? undefined : errText;
            const retryMessage = retriesRemaining ? `(error; no more retries left)` : `(error; not retryable)`;
            debug(`response (error; ${retryMessage})`, response.status, url, responseHeaders, errMessage);
            const err = this.makeStatusError(response.status, errJSON, errMessage, responseHeaders);
            throw err;
        }
        return { response, options, controller };
    }
    requestAPIList(Page, options) {
        const request = this.makeRequest(options, null);
        return new PagePromise(this, request, Page);
    }
    buildURL(path, query) {
        const url = isAbsoluteURL(path) ?
            new URL(path)
            : new URL(this.baseURL + (this.baseURL.endsWith('/') && path.startsWith('/') ? path.slice(1) : path));
        const defaultQuery = this.defaultQuery();
        if (!isEmptyObj(defaultQuery)) {
            query = { ...defaultQuery, ...query };
        }
        if (typeof query === 'object' && query && !Array.isArray(query)) {
            url.search = this.stringifyQuery(query);
        }
        return url.toString();
    }
    stringifyQuery(query) {
        return Object.entries(query)
            .filter(([_, value]) => typeof value !== 'undefined')
            .map(([key, value]) => {
            if (typeof value === 'string' || typeof value === 'number' || typeof value === 'boolean') {
                return `${encodeURIComponent(key)}=${encodeURIComponent(value)}`;
            }
            if (value === null) {
                return `${encodeURIComponent(key)}=`;
            }
            throw new error_1.OpenAIError(`Cannot stringify type ${typeof value}; Expected string, number, boolean, or null. If you need to pass nested query parameters, you can manually encode them, e.g. { query: { 'foo[key1]': value1, 'foo[key2]': value2 } }, and please open a GitHub issue requesting better support for your use case.`);
        })
            .join('&');
    }
    async fetchWithTimeout(url, init, ms, controller) {
        const { signal, ...options } = init || {};
        if (signal)
            signal.addEventListener('abort', () => controller.abort());
        const timeout = setTimeout(() => controller.abort(), ms);
        return (this.getRequestClient()
            // use undefined this binding; fetch errors if bound to something else in browser/cloudflare
            .fetch.call(undefined, url, { signal: controller.signal, ...options })
            .finally(() => {
            clearTimeout(timeout);
        }));
    }
    getRequestClient() {
        return { fetch: this.fetch };
    }
    shouldRetry(response) {
        // Note this is not a standard header.
        const shouldRetryHeader = response.headers.get('x-should-retry');
        // If the server explicitly says whether or not to retry, obey.
        if (shouldRetryHeader === 'true')
            return true;
        if (shouldRetryHeader === 'false')
            return false;
        // Retry on request timeouts.
        if (response.status === 408)
            return true;
        // Retry on lock timeouts.
        if (response.status === 409)
            return true;
        // Retry on rate limits.
        if (response.status === 429)
            return true;
        // Retry internal errors.
        if (response.status >= 500)
            return true;
        return false;
    }
    async retryRequest(options, retriesRemaining, responseHeaders) {
        let timeoutMillis;
        // Note the `retry-after-ms` header may not be standard, but is a good idea and we'd like proactive support for it.
        const retryAfterMillisHeader = responseHeaders?.['retry-after-ms'];
        if (retryAfterMillisHeader) {
            const timeoutMs = parseFloat(retryAfterMillisHeader);
            if (!Number.isNaN(timeoutMs)) {
                timeoutMillis = timeoutMs;
            }
        }
        // About the Retry-After header: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Retry-After
        const retryAfterHeader = responseHeaders?.['retry-after'];
        if (retryAfterHeader && !timeoutMillis) {
            const timeoutSeconds = parseFloat(retryAfterHeader);
            if (!Number.isNaN(timeoutSeconds)) {
                timeoutMillis = timeoutSeconds * 1000;
            }
            else {
                timeoutMillis = Date.parse(retryAfterHeader) - Date.now();
            }
        }
        // If the API asks us to wait a certain amount of time (and it's a reasonable amount),
        // just do what it says, but otherwise calculate a default
        if (!(timeoutMillis && 0 <= timeoutMillis && timeoutMillis < 60 * 1000)) {
            const maxRetries = options.maxRetries ?? this.maxRetries;
            timeoutMillis = this.calculateDefaultRetryTimeoutMillis(retriesRemaining, maxRetries);
        }
        await (0, exports.sleep)(timeoutMillis);
        return this.makeRequest(options, retriesRemaining - 1);
    }
    calculateDefaultRetryTimeoutMillis(retriesRemaining, maxRetries) {
        const initialRetryDelay = 0.5;
        const maxRetryDelay = 8.0;
        const numRetries = maxRetries - retriesRemaining;
        // Apply exponential backoff, but not more than the max.
        const sleepSeconds = Math.min(initialRetryDelay * Math.pow(2, numRetries), maxRetryDelay);
        // Apply some jitter, take up to at most 25 percent of the retry time.
        const jitter = 1 - Math.random() * 0.25;
        return sleepSeconds * jitter * 1000;
    }
    getUserAgent() {
        return `${this.constructor.name}/JS ${version_1.VERSION}`;
    }
}
exports.APIClient = APIClient;
class AbstractPage {
    constructor(client, response, body, options) {
        _AbstractPage_client.set(this, void 0);
        __classPrivateFieldSet(this, _AbstractPage_client, client, "f");
        this.options = options;
        this.response = response;
        this.body = body;
    }
    hasNextPage() {
        const items = this.getPaginatedItems();
        if (!items.length)
            return false;
        return this.nextPageInfo() != null;
    }
    async getNextPage() {
        const nextInfo = this.nextPageInfo();
        if (!nextInfo) {
            throw new error_1.OpenAIError('No next page expected; please check `.hasNextPage()` before calling `.getNextPage()`.');
        }
        const nextOptions = { ...this.options };
        if ('params' in nextInfo && typeof nextOptions.query === 'object') {
            nextOptions.query = { ...nextOptions.query, ...nextInfo.params };
        }
        else if ('url' in nextInfo) {
            const params = [...Object.entries(nextOptions.query || {}), ...nextInfo.url.searchParams.entries()];
            for (const [key, value] of params) {
                nextInfo.url.searchParams.set(key, value);
            }
            nextOptions.query = undefined;
            nextOptions.path = nextInfo.url.toString();
        }
        return await __classPrivateFieldGet(this, _AbstractPage_client, "f").requestAPIList(this.constructor, nextOptions);
    }
    async *iterPages() {
        // eslint-disable-next-line @typescript-eslint/no-this-alias
        let page = this;
        yield page;
        while (page.hasNextPage()) {
            page = await page.getNextPage();
            yield page;
        }
    }
    async *[(_AbstractPage_client = new WeakMap(), Symbol.asyncIterator)]() {
        for await (const page of this.iterPages()) {
            for (const item of page.getPaginatedItems()) {
                yield item;
            }
        }
    }
}
exports.AbstractPage = AbstractPage;
/**
 * This subclass of Promise will resolve to an instantiated Page once the request completes.
 *
 * It also implements AsyncIterable to allow auto-paginating iteration on an unawaited list call, eg:
 *
 *    for await (const item of client.items.list()) {
 *      console.log(item)
 *    }
 */
class PagePromise extends APIPromise {
    constructor(client, request, Page) {
        super(request, async (props) => new Page(client, props.response, await defaultParseResponse(props), props.options));
    }
    /**
     * Allow auto-paginating iteration on an unawaited list call, eg:
     *
     *    for await (const item of client.items.list()) {
     *      console.log(item)
     *    }
     */
    async *[Symbol.asyncIterator]() {
        const page = await this;
        for await (const item of page) {
            yield item;
        }
    }
}
exports.PagePromise = PagePromise;
const createResponseHeaders = (headers) => {
    return new Proxy(Object.fromEntries(
    // @ts-ignore
    headers.entries()), {
        get(target, name) {
            const key = name.toString();
            return target[key.toLowerCase()] || target[key];
        },
    });
};
exports.createResponseHeaders = createResponseHeaders;
// This is required so that we can determine if a given object matches the RequestOptions
// type at runtime. While this requires duplication, it is enforced by the TypeScript
// compiler such that any missing / extraneous keys will cause an error.
const requestOptionsKeys = {
    method: true,
    path: true,
    query: true,
    body: true,
    headers: true,
    maxRetries: true,
    stream: true,
    timeout: true,
    httpAgent: true,
    signal: true,
    idempotencyKey: true,
    __binaryRequest: true,
    __binaryResponse: true,
    __streamClass: true,
};
const isRequestOptions = (obj) => {
    return (typeof obj === 'object' &&
        obj !== null &&
        !isEmptyObj(obj) &&
        Object.keys(obj).every((k) => hasOwn(requestOptionsKeys, k)));
};
exports.isRequestOptions = isRequestOptions;
const getPlatformProperties = () => {
    if (typeof Deno !== 'undefined' && Deno.build != null) {
        return {
            'X-Stainless-Lang': 'js',
            'X-Stainless-Package-Version': version_1.VERSION,
            'X-Stainless-OS': normalizePlatform(Deno.build.os),
            'X-Stainless-Arch': normalizeArch(Deno.build.arch),
            'X-Stainless-Runtime': 'deno',
            'X-Stainless-Runtime-Version': typeof Deno.version === 'string' ? Deno.version : Deno.version?.deno ?? 'unknown',
        };
    }
    if (typeof EdgeRuntime !== 'undefined') {
        return {
            'X-Stainless-Lang': 'js',
            'X-Stainless-Package-Version': version_1.VERSION,
            'X-Stainless-OS': 'Unknown',
            'X-Stainless-Arch': `other:${EdgeRuntime}`,
            'X-Stainless-Runtime': 'edge',
            'X-Stainless-Runtime-Version': process.version,
        };
    }
    // Check if Node.js
    if (Object.prototype.toString.call(typeof process !== 'undefined' ? process : 0) === '[object process]') {
        return {
            'X-Stainless-Lang': 'js',
            'X-Stainless-Package-Version': version_1.VERSION,
            'X-Stainless-OS': normalizePlatform(process.platform),
            'X-Stainless-Arch': normalizeArch(process.arch),
            'X-Stainless-Runtime': 'node',
            'X-Stainless-Runtime-Version': process.version,
        };
    }
    const browserInfo = getBrowserInfo();
    if (browserInfo) {
        return {
            'X-Stainless-Lang': 'js',
            'X-Stainless-Package-Version': version_1.VERSION,
            'X-Stainless-OS': 'Unknown',
            'X-Stainless-Arch': 'unknown',
            'X-Stainless-Runtime': `browser:${browserInfo.browser}`,
            'X-Stainless-Runtime-Version': browserInfo.version,
        };
    }
    // TODO add support for Cloudflare workers, etc.
    return {
        'X-Stainless-Lang': 'js',
        'X-Stainless-Package-Version': version_1.VERSION,
        'X-Stainless-OS': 'Unknown',
        'X-Stainless-Arch': 'unknown',
        'X-Stainless-Runtime': 'unknown',
        'X-Stainless-Runtime-Version': 'unknown',
    };
};
// Note: modified from https://github.com/JS-DevTools/host-environment/blob/b1ab79ecde37db5d6e163c050e54fe7d287d7c92/src/isomorphic.browser.ts
function getBrowserInfo() {
    if (typeof navigator === 'undefined' || !navigator) {
        return null;
    }
    // NOTE: The order matters here!
    const browserPatterns = [
        { key: 'edge', pattern: /Edge(?:\W+(\d+)\.(\d+)(?:\.(\d+))?)?/ },
        { key: 'ie', pattern: /MSIE(?:\W+(\d+)\.(\d+)(?:\.(\d+))?)?/ },
        { key: 'ie', pattern: /Trident(?:.*rv\:(\d+)\.(\d+)(?:\.(\d+))?)?/ },
        { key: 'chrome', pattern: /Chrome(?:\W+(\d+)\.(\d+)(?:\.(\d+))?)?/ },
        { key: 'firefox', pattern: /Firefox(?:\W+(\d+)\.(\d+)(?:\.(\d+))?)?/ },
        { key: 'safari', pattern: /(?:Version\W+(\d+)\.(\d+)(?:\.(\d+))?)?(?:\W+Mobile\S*)?\W+Safari/ },
    ];
    // Find the FIRST matching browser
    for (const { key, pattern } of browserPatterns) {
        const match = pattern.exec(navigator.userAgent);
        if (match) {
            const major = match[1] || 0;
            const minor = match[2] || 0;
            const patch = match[3] || 0;
            return { browser: key, version: `${major}.${minor}.${patch}` };
        }
    }
    return null;
}
const normalizeArch = (arch) => {
    // Node docs:
    // - https://nodejs.org/api/process.html#processarch
    // Deno docs:
    // - https://doc.deno.land/deno/stable/~/Deno.build
    if (arch === 'x32')
        return 'x32';
    if (arch === 'x86_64' || arch === 'x64')
        return 'x64';
    if (arch === 'arm')
        return 'arm';
    if (arch === 'aarch64' || arch === 'arm64')
        return 'arm64';
    if (arch)
        return `other:${arch}`;
    return 'unknown';
};
const normalizePlatform = (platform) => {
    // Node platforms:
    // - https://nodejs.org/api/process.html#processplatform
    // Deno platforms:
    // - https://doc.deno.land/deno/stable/~/Deno.build
    // - https://github.com/denoland/deno/issues/14799
    platform = platform.toLowerCase();
    // NOTE: this iOS check is untested and may not work
    // Node does not work natively on IOS, there is a fork at
    // https://github.com/nodejs-mobile/nodejs-mobile
    // however it is unknown at the time of writing how to detect if it is running
    if (platform.includes('ios'))
        return 'iOS';
    if (platform === 'android')
        return 'Android';
    if (platform === 'darwin')
        return 'MacOS';
    if (platform === 'win32')
        return 'Windows';
    if (platform === 'freebsd')
        return 'FreeBSD';
    if (platform === 'openbsd')
        return 'OpenBSD';
    if (platform === 'linux')
        return 'Linux';
    if (platform)
        return `Other:${platform}`;
    return 'Unknown';
};
let _platformHeaders;
const getPlatformHeaders = () => {
    return (_platformHeaders ?? (_platformHeaders = getPlatformProperties()));
};
const safeJSON = (text) => {
    try {
        return JSON.parse(text);
    }
    catch (err) {
        return undefined;
    }
};
exports.safeJSON = safeJSON;
// https://stackoverflow.com/a/19709846
const startsWithSchemeRegexp = new RegExp('^(?:[a-z]+:)?//', 'i');
const isAbsoluteURL = (url) => {
    return startsWithSchemeRegexp.test(url);
};
const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));
exports.sleep = sleep;
const validatePositiveInteger = (name, n) => {
    if (typeof n !== 'number' || !Number.isInteger(n)) {
        throw new error_1.OpenAIError(`${name} must be an integer`);
    }
    if (n < 0) {
        throw new error_1.OpenAIError(`${name} must be a positive integer`);
    }
    return n;
};
const castToError = (err) => {
    if (err instanceof Error)
        return err;
    if (typeof err === 'object' && err !== null) {
        try {
            return new Error(JSON.stringify(err));
        }
        catch { }
    }
    return new Error(err);
};
exports.castToError = castToError;
const ensurePresent = (value) => {
    if (value == null)
        throw new error_1.OpenAIError(`Expected a value to be given but received ${value} instead.`);
    return value;
};
exports.ensurePresent = ensurePresent;
/**
 * Read an environment variable.
 *
 * Trims beginning and trailing whitespace.
 *
 * Will return undefined if the environment variable doesn't exist or cannot be accessed.
 */
const readEnv = (env) => {
    if (typeof process !== 'undefined') {
        return process.env?.[env]?.trim() ?? undefined;
    }
    if (typeof Deno !== 'undefined') {
        return Deno.env?.get?.(env)?.trim();
    }
    return undefined;
};
exports.readEnv = readEnv;
const coerceInteger = (value) => {
    if (typeof value === 'number')
        return Math.round(value);
    if (typeof value === 'string')
        return parseInt(value, 10);
    throw new error_1.OpenAIError(`Could not coerce ${value} (type: ${typeof value}) into a number`);
};
exports.coerceInteger = coerceInteger;
const coerceFloat = (value) => {
    if (typeof value === 'number')
        return value;
    if (typeof value === 'string')
        return parseFloat(value);
    throw new error_1.OpenAIError(`Could not coerce ${value} (type: ${typeof value}) into a number`);
};
exports.coerceFloat = coerceFloat;
const coerceBoolean = (value) => {
    if (typeof value === 'boolean')
        return value;
    if (typeof value === 'string')
        return value === 'true';
    return Boolean(value);
};
exports.coerceBoolean = coerceBoolean;
const maybeCoerceInteger = (value) => {
    if (value === undefined) {
        return undefined;
    }
    return (0, exports.coerceInteger)(value);
};
exports.maybeCoerceInteger = maybeCoerceInteger;
const maybeCoerceFloat = (value) => {
    if (value === undefined) {
        return undefined;
    }
    return (0, exports.coerceFloat)(value);
};
exports.maybeCoerceFloat = maybeCoerceFloat;
const maybeCoerceBoolean = (value) => {
    if (value === undefined) {
        return undefined;
    }
    return (0, exports.coerceBoolean)(value);
};
exports.maybeCoerceBoolean = maybeCoerceBoolean;
// https://stackoverflow.com/a/34491287
function isEmptyObj(obj) {
    if (!obj)
        return true;
    for (const _k in obj)
        return false;
    return true;
}
exports.isEmptyObj = isEmptyObj;
// https://eslint.org/docs/latest/rules/no-prototype-builtins
function hasOwn(obj, key) {
    return Object.prototype.hasOwnProperty.call(obj, key);
}
exports.hasOwn = hasOwn;
/**
 * Copies headers from "newHeaders" onto "targetHeaders",
 * using lower-case for all properties,
 * ignoring any keys with undefined values,
 * and deleting any keys with null values.
 */
function applyHeadersMut(targetHeaders, newHeaders) {
    for (const k in newHeaders) {
        if (!hasOwn(newHeaders, k))
            continue;
        const lowerKey = k.toLowerCase();
        if (!lowerKey)
            continue;
        const val = newHeaders[k];
        if (val === null) {
            delete targetHeaders[lowerKey];
        }
        else if (val !== undefined) {
            targetHeaders[lowerKey] = val;
        }
    }
}
function debug(action, ...args) {
    if (typeof process !== 'undefined' && process?.env?.['DEBUG'] === 'true') {
        console.log(`OpenAI:DEBUG:${action}`, ...args);
    }
}
exports.debug = debug;
/**
 * https://stackoverflow.com/a/2117523
 */
const uuid4 = () => {
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
        const r = (Math.random() * 16) | 0;
        const v = c === 'x' ? r : (r & 0x3) | 0x8;
        return v.toString(16);
    });
};
const isRunningInBrowser = () => {
    return (
    // @ts-ignore
    typeof window !== 'undefined' &&
        // @ts-ignore
        typeof window.document !== 'undefined' &&
        // @ts-ignore
        typeof navigator !== 'undefined');
};
exports.isRunningInBrowser = isRunningInBrowser;
const isHeadersProtocol = (headers) => {
    return typeof headers?.get === 'function';
};
exports.isHeadersProtocol = isHeadersProtocol;
const getRequiredHeader = (headers, header) => {
    const lowerCasedHeader = header.toLowerCase();
    if ((0, exports.isHeadersProtocol)(headers)) {
        // to deal with the case where the header looks like Stainless-Event-Id
        const intercapsHeader = header[0]?.toUpperCase() +
            header.substring(1).replace(/([^\w])(\w)/g, (_m, g1, g2) => g1 + g2.toUpperCase());
        for (const key of [header, lowerCasedHeader, header.toUpperCase(), intercapsHeader]) {
            const value = headers.get(key);
            if (value) {
                return value;
            }
        }
    }
    for (const [key, value] of Object.entries(headers)) {
        if (key.toLowerCase() === lowerCasedHeader) {
            if (Array.isArray(value)) {
                if (value.length <= 1)
                    return value[0];
                console.warn(`Received ${value.length} entries for the ${header} header, using the first entry.`);
                return value[0];
            }
            return value;
        }
    }
    throw new Error(`Could not find ${header} header`);
};
exports.getRequiredHeader = getRequiredHeader;
/**
 * Encodes a string to Base64 format.
 */
const toBase64 = (str) => {
    if (!str)
        return '';
    if (typeof Buffer !== 'undefined') {
        return Buffer.from(str).toString('base64');
    }
    if (typeof btoa !== 'undefined') {
        return btoa(str);
    }
    throw new error_1.OpenAIError('Cannot generate b64 string; Expected `Buffer` or `btoa` to be defined');
};
exports.toBase64 = toBase64;
function isObj(obj) {
    return obj != null && typeof obj === 'object' && !Array.isArray(obj);
}
exports.isObj = isObj;
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