// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.

import type { RequestInit, RequestInfo, BodyInit } from './internal/builtin-types';
import type { HTTPMethod, PromiseOrValue, MergedRequestInit, FinalizedRequestInit } from './internal/types';
import { uuid4 } from './internal/utils/uuid';
import { validatePositiveInteger, isAbsoluteURL, safeJSON } from './internal/utils/values';
import { sleep } from './internal/utils/sleep';
export type { Logger, LogLevel } from './internal/utils/log';
import { castToError, isAbortError } from './internal/errors';
import type { APIResponseProps } from './internal/parse';
import { getPlatformHeaders } from './internal/detect-platform';
import * as Shims from './internal/shims';
import * as Opts from './internal/request-options';
import { VERSION } from './version';
import * as Errors from './core/error';
import * as Uploads from './core/uploads';
import * as API from './resources/index';
import { APIPromise } from './core/api-promise';
import {
  APIResponseAgent,
  Agent,
  AgentCreateParams,
  AgentListParams,
  AgentListResponse,
  AgentUpdateParams,
  Agents,
  CreateAgent,
} from './resources/agents';
import {
  APIResponseBatchFileUpload,
  APIResponseBatchGetFiles,
  APIResponseFileChunkStatus,
  APIResponseFileChunkTask,
  APIResponseFileDetail,
  APIResponseFileList,
  APIResponseFileParse,
  APIResponseFileURL,
  BatchFileUpload,
  BatchGetFiles,
  File,
  FileBatchGetParams,
  FileBatchUploadParams,
  FileChunkStatus,
  FileChunkTask,
  FileCreateChunkTaskParams,
  FileDetail,
  FileGetPresignedURLParams,
  FileListParams,
  FileParse,
  FileParseContentParams,
  FileURL,
  FileUpdateParams,
  FileUploadParams,
  Files,
} from './resources/files';
import {
  APIResponseTranslation,
  MessageTranslationTranslateParams,
  MessageTranslationUpdateParams,
  MessageTranslations,
  TranslateTrigger,
} from './resources/message-translations';
import {
  APIResponseMessage,
  CreateMessageRequest,
  Message,
  MessageCountParams,
  MessageCountResponse,
  MessageCreateParams,
  MessageDeleteBatchParams,
  MessageDeleteBatchResponse,
  MessageListParams,
  MessageListResponse,
  MessageRepiesParams,
  Messages,
} from './resources/messages';
import {
  APIResponse,
  CreateModel,
  Model,
  ModelCreateParams,
  ModelListParams,
  ModelListResponse,
  ModelRetrieveParams,
  ModelUpdateParams,
  Models,
} from './resources/models';
import {
  APIResponsePermission,
  CreatePermission,
  Permission,
  PermissionCreateParams,
  PermissionListParams,
  PermissionListResponse,
  PermissionUpdateParams,
  Permissions,
} from './resources/permissions';
import {
  APIResponseProvider,
  CreateProviderRequest,
  Provider,
  ProviderCreateParams,
  ProviderListParams,
  ProviderListResponse,
  ProviderUpdateParams,
  Providers,
} from './resources/providers';
import {
  APIResponseSessionGroup,
  SessionGroup,
  SessionGroupCreateParams,
  SessionGroupListResponse,
  SessionGroupUpdateParams,
  SessionGroups,
} from './resources/session-groups';
import {
  APIResponseSession,
  APIResponseSessionList,
  Session,
  SessionBatchUpdateParams,
  SessionCreateParams,
  SessionListGroupedByAgentParams,
  SessionListGroupedByAgentResponse,
  SessionListParams,
  SessionUpdateParams,
  Sessions,
  UpdateSessionRequest,
} from './resources/sessions';
import {
  APIResponseTopic,
  Topic,
  TopicCreateParams,
  TopicListParams,
  TopicListResponse,
  TopicUpdateParams,
  Topics,
} from './resources/topics';
import {
  APIResponseKnowledgeBase,
  APIResponseKnowledgeBaseDelete,
  APIResponseKnowledgeBaseFileOperation,
  APIResponseKnowledgeBaseList,
  APIResponseMoveKnowledgeBaseFiles,
  CreateKnowledgeBaseRequest,
  KBAPIResponseFileList,
  KBFile,
  KnowledgeBase,
  KnowledgeBaseCreateParams,
  KnowledgeBaseFileOperationResult,
  KnowledgeBaseListItem,
  KnowledgeBaseListParams,
  KnowledgeBaseUpdateParams,
  KnowledgeBases,
  MoveKnowledgeBaseFilesResult,
  UpdateKnowledgeBaseRequest,
} from './resources/knowledge-bases/knowledge-bases';
import {
  APIResponseRole,
  CreateRoleRequest,
  Role,
  RoleCreateParams,
  RoleListParams,
  RoleListResponse,
  RoleUpdateParams,
  Roles,
} from './resources/roles/roles';
import {
  APIResponseBase,
  APIResponseUser,
  APIResponseVoid,
  UserCreateParams,
  UserListParams,
  UserListResponse,
  UserUpdateParams,
  UserWithRoles,
  Users,
} from './resources/users/users';
import { type Fetch } from './internal/builtin-types';
import { HeadersLike, NullableHeaders, buildHeaders } from './internal/headers';
import { FinalRequestOptions, RequestOptions } from './internal/request-options';
import { readEnv } from './internal/utils/env';
import {
  type LogLevel,
  type Logger,
  formatRequestDetails,
  loggerFor,
  parseLogLevel,
} from './internal/utils/log';
import { isEmptyObj } from './internal/utils/values';

export interface ClientOptions {
  /**
   * Defaults to process.env['LOBEHUB_API_KEY'].
   */
  apiKey?: string | undefined;

  /**
   * Override the default base URL for the API, e.g., "https://api.example.com/v2/"
   *
   * Defaults to process.env['LOBEHUB_SIT_BASE_URL'].
   */
  baseURL?: string | null | undefined;

  /**
   * The maximum amount of time (in milliseconds) that the client should wait for a response
   * from the server before timing out a single request.
   *
   * Note that request timeouts are retried by default, so in a worst-case scenario you may wait
   * much longer than this timeout before the promise succeeds or fails.
   *
   * @unit milliseconds
   */
  timeout?: number | undefined;
  /**
   * Additional `RequestInit` options to be passed to `fetch` calls.
   * Properties will be overridden by per-request `fetchOptions`.
   */
  fetchOptions?: MergedRequestInit | undefined;

  /**
   * Specify a custom `fetch` function implementation.
   *
   * If not provided, we expect that `fetch` is defined globally.
   */
  fetch?: Fetch | undefined;

  /**
   * The maximum number of times that the client will retry a request in case of a
   * temporary failure, like a network error or a 5XX error from the server.
   *
   * @default 2
   */
  maxRetries?: number | undefined;

  /**
   * Default headers to include with every request to the API.
   *
   * These can be removed in individual requests by explicitly setting the
   * header to `null` in request options.
   */
  defaultHeaders?: HeadersLike | undefined;

  /**
   * Default query parameters to include with every request to the API.
   *
   * These can be removed in individual requests by explicitly setting the
   * param to `undefined` in request options.
   */
  defaultQuery?: Record<string, string | undefined> | undefined;

  /**
   * Set the log level.
   *
   * Defaults to process.env['LOBEHUB_SIT_LOG'] or 'warn' if it isn't set.
   */
  logLevel?: LogLevel | undefined;

  /**
   * Set the logger.
   *
   * Defaults to globalThis.console.
   */
  logger?: Logger | undefined;
}

/**
 * API Client for interfacing with the Lobehub Sit API.
 */
export class LobehubSit {
  apiKey: string;

  baseURL: string;
  maxRetries: number;
  timeout: number;
  logger: Logger | undefined;
  logLevel: LogLevel | undefined;
  fetchOptions: MergedRequestInit | undefined;

  private fetch: Fetch;
  #encoder: Opts.RequestEncoder;
  protected idempotencyHeader?: string;
  private _options: ClientOptions;

  /**
   * API Client for interfacing with the Lobehub Sit API.
   *
   * @param {string | undefined} [opts.apiKey=process.env['LOBEHUB_API_KEY'] ?? undefined]
   * @param {string} [opts.baseURL=process.env['LOBEHUB_SIT_BASE_URL'] ?? /api/v1] - Override the default base URL for the API.
   * @param {number} [opts.timeout=1 minute] - The maximum amount of time (in milliseconds) the client will wait for a response before timing out.
   * @param {MergedRequestInit} [opts.fetchOptions] - Additional `RequestInit` options to be passed to `fetch` calls.
   * @param {Fetch} [opts.fetch] - Specify a custom `fetch` function implementation.
   * @param {number} [opts.maxRetries=2] - The maximum number of times the client will retry a request.
   * @param {HeadersLike} opts.defaultHeaders - Default headers to include with every request to the API.
   * @param {Record<string, string | undefined>} opts.defaultQuery - Default query parameters to include with every request to the API.
   */
  constructor({
    baseURL = readEnv('LOBEHUB_SIT_BASE_URL'),
    apiKey = readEnv('LOBEHUB_API_KEY'),
    ...opts
  }: ClientOptions = {}) {
    if (apiKey === undefined) {
      throw new Errors.LobehubSitError(
        "The LOBEHUB_API_KEY environment variable is missing or empty; either provide it, or instantiate the LobehubSit client with an apiKey option, like new LobehubSit({ apiKey: 'My API Key' }).",
      );
    }

    const options: ClientOptions = {
      apiKey,
      ...opts,
      baseURL: baseURL || `/api/v1`,
    };

    this.baseURL = options.baseURL!;
    this.timeout = options.timeout ?? LobehubSit.DEFAULT_TIMEOUT /* 1 minute */;
    this.logger = options.logger ?? console;
    const defaultLogLevel = 'warn';
    // Set default logLevel early so that we can log a warning in parseLogLevel.
    this.logLevel = defaultLogLevel;
    this.logLevel =
      parseLogLevel(options.logLevel, 'ClientOptions.logLevel', this) ??
      parseLogLevel(readEnv('LOBEHUB_SIT_LOG'), "process.env['LOBEHUB_SIT_LOG']", this) ??
      defaultLogLevel;
    this.fetchOptions = options.fetchOptions;
    this.maxRetries = options.maxRetries ?? 2;
    this.fetch = options.fetch ?? Shims.getDefaultFetch();
    this.#encoder = Opts.FallbackEncoder;

    this._options = options;

    this.apiKey = apiKey;
  }

  /**
   * Create a new client instance re-using the same options given to the current client with optional overriding.
   */
  withOptions(options: Partial<ClientOptions>): this {
    const client = new (this.constructor as any as new (props: ClientOptions) => typeof this)({
      ...this._options,
      baseURL: this.baseURL,
      maxRetries: this.maxRetries,
      timeout: this.timeout,
      logger: this.logger,
      logLevel: this.logLevel,
      fetch: this.fetch,
      fetchOptions: this.fetchOptions,
      apiKey: this.apiKey,
      ...options,
    });
    return client;
  }

  /**
   * Check whether the base URL is set to its default.
   */
  #baseURLOverridden(): boolean {
    return this.baseURL !== '/api/v1';
  }

  protected defaultQuery(): Record<string, string | undefined> | undefined {
    return this._options.defaultQuery;
  }

  protected validateHeaders({ values, nulls }: NullableHeaders) {
    return;
  }

  protected async authHeaders(opts: FinalRequestOptions): Promise<NullableHeaders | undefined> {
    return buildHeaders([{ Authorization: `Bearer ${this.apiKey}` }]);
  }

  /**
   * Basic re-implementation of `qs.stringify` for primitive types.
   */
  protected stringifyQuery(query: Record<string, unknown>): string {
    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 Errors.LobehubSitError(
          `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('&');
  }

  private getUserAgent(): string {
    return `${this.constructor.name}/JS ${VERSION}`;
  }

  protected defaultIdempotencyKey(): string {
    return `stainless-node-retry-${uuid4()}`;
  }

  protected makeStatusError(
    status: number,
    error: Object,
    message: string | undefined,
    headers: Headers,
  ): Errors.APIError {
    return Errors.APIError.generate(status, error, message, headers);
  }

  buildURL(
    path: string,
    query: Record<string, unknown> | null | undefined,
    defaultBaseURL?: string | undefined,
  ): string {
    const baseURL = (!this.#baseURLOverridden() && defaultBaseURL) || this.baseURL;
    const joinPath = (base: string, p: string): string =>
      base + (base.endsWith('/') && p.startsWith('/') ? p.slice(1) : p);

    // If `path` is absolute, prefer it directly.
    if (isAbsoluteURL(path)) {
      const url = new URL(path);
      const defaultQuery = this.defaultQuery();
      if (!isEmptyObj(defaultQuery)) {
        query = { ...defaultQuery, ...query };
      }
      if (typeof query === 'object' && query && !Array.isArray(query)) {
        url.search = this.stringifyQuery(query as Record<string, unknown>);
      }
      return url.toString();
    }

    // If the base is absolute, we can safely use URL API.
    if (isAbsoluteURL(baseURL)) {
      const url = new URL(joinPath(baseURL, path));
      const defaultQuery = this.defaultQuery();
      if (!isEmptyObj(defaultQuery)) {
        query = { ...defaultQuery, ...query };
      }
      if (typeof query === 'object' && query && !Array.isArray(query)) {
        url.search = this.stringifyQuery(query as Record<string, unknown>);
      }
      return url.toString();
    }

    // Fallback: baseURL is relative (e.g., '/api/v1'). Build a relative URL string.
    let urlStr = joinPath(baseURL, path);
    const defaultQuery = this.defaultQuery();
    if (!isEmptyObj(defaultQuery)) {
      query = { ...defaultQuery, ...query };
    }
    if (typeof query === 'object' && query && !Array.isArray(query)) {
      const qs = this.stringifyQuery(query as Record<string, unknown>);
      if (qs) urlStr += (urlStr.includes('?') ? '&' : '?') + qs;
    }
    return urlStr;
  }

  /**
   * Used as a callback for mutating the given `FinalRequestOptions` object.
   */
  protected async prepareOptions(options: FinalRequestOptions): Promise<void> {}

  /**
   * 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`.
   */
  protected async prepareRequest(
    request: RequestInit,
    { url, options }: { url: string; options: FinalRequestOptions },
  ): Promise<void> {}

  get<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp> {
    return this.methodRequest('get', path, opts);
  }

  post<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp> {
    return this.methodRequest('post', path, opts);
  }

  patch<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp> {
    return this.methodRequest('patch', path, opts);
  }

  put<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp> {
    return this.methodRequest('put', path, opts);
  }

  delete<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp> {
    return this.methodRequest('delete', path, opts);
  }

  private methodRequest<Rsp>(
    method: HTTPMethod,
    path: string,
    opts?: PromiseOrValue<RequestOptions>,
  ): APIPromise<Rsp> {
    return this.request(
      Promise.resolve(opts).then((opts) => {
        return { method, path, ...opts };
      }),
    );
  }

  request<Rsp>(
    options: PromiseOrValue<FinalRequestOptions>,
    remainingRetries: number | null = null,
  ): APIPromise<Rsp> {
    return new APIPromise(this, this.makeRequest(options, remainingRetries, undefined));
  }

  private async makeRequest(
    optionsInput: PromiseOrValue<FinalRequestOptions>,
    retriesRemaining: number | null,
    retryOfRequestLogID: string | undefined,
  ): Promise<APIResponseProps> {
    const options = await optionsInput;
    const maxRetries = options.maxRetries ?? this.maxRetries;
    if (retriesRemaining == null) {
      retriesRemaining = maxRetries;
    }

    await this.prepareOptions(options);

    const { req, url, timeout } = await this.buildRequest(options, {
      retryCount: maxRetries - retriesRemaining,
    });

    await this.prepareRequest(req, { url, options });

    /** Not an API request ID, just for correlating local log entries. */
    const requestLogID = 'log_' + ((Math.random() * (1 << 24)) | 0).toString(16).padStart(6, '0');
    const retryLogStr = retryOfRequestLogID === undefined ? '' : `, retryOf: ${retryOfRequestLogID}`;
    const startTime = Date.now();

    loggerFor(this).debug(
      `[${requestLogID}] sending request`,
      formatRequestDetails({
        retryOfRequestLogID,
        method: options.method,
        url,
        options,
        headers: req.headers,
      }),
    );

    if (options.signal?.aborted) {
      throw new Errors.APIUserAbortError();
    }

    const controller = new AbortController();
    const response = await this.fetchWithTimeout(url, req, timeout, controller).catch(castToError);
    const headersTime = Date.now();

    if (response instanceof globalThis.Error) {
      const retryMessage = `retrying, ${retriesRemaining} attempts remaining`;
      if (options.signal?.aborted) {
        throw new Errors.APIUserAbortError();
      }
      // detect native connection timeout errors
      // deno throws "TypeError: error sending request for url (https://example/): client error (Connect): tcp connect error: Operation timed out (os error 60): Operation timed out (os error 60)"
      // undici throws "TypeError: fetch failed" with cause "ConnectTimeoutError: Connect Timeout Error (attempted address: example:443, timeout: 1ms)"
      // others do not provide enough information to distinguish timeouts from other connection errors
      const isTimeout =
        isAbortError(response) ||
        /timed? ?out/i.test(String(response) + ('cause' in response ? String(response.cause) : ''));
      if (retriesRemaining) {
        loggerFor(this).info(
          `[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} - ${retryMessage}`,
        );
        loggerFor(this).debug(
          `[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} (${retryMessage})`,
          formatRequestDetails({
            retryOfRequestLogID,
            url,
            durationMs: headersTime - startTime,
            message: response.message,
          }),
        );
        return this.retryRequest(options, retriesRemaining, retryOfRequestLogID ?? requestLogID);
      }
      loggerFor(this).info(
        `[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} - error; no more retries left`,
      );
      loggerFor(this).debug(
        `[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} (error; no more retries left)`,
        formatRequestDetails({
          retryOfRequestLogID,
          url,
          durationMs: headersTime - startTime,
          message: response.message,
        }),
      );
      if (isTimeout) {
        throw new Errors.APIConnectionTimeoutError();
      }
      throw new Errors.APIConnectionError({ cause: response });
    }

    const responseInfo = `[${requestLogID}${retryLogStr}] ${req.method} ${url} ${
      response.ok ? 'succeeded' : 'failed'
    } with status ${response.status} in ${headersTime - startTime}ms`;

    if (!response.ok) {
      const shouldRetry = await this.shouldRetry(response);
      if (retriesRemaining && shouldRetry) {
        const retryMessage = `retrying, ${retriesRemaining} attempts remaining`;

        // We don't need the body of this response.
        await Shims.CancelReadableStream(response.body);
        loggerFor(this).info(`${responseInfo} - ${retryMessage}`);
        loggerFor(this).debug(
          `[${requestLogID}] response error (${retryMessage})`,
          formatRequestDetails({
            retryOfRequestLogID,
            url: response.url,
            status: response.status,
            headers: response.headers,
            durationMs: headersTime - startTime,
          }),
        );
        return this.retryRequest(
          options,
          retriesRemaining,
          retryOfRequestLogID ?? requestLogID,
          response.headers,
        );
      }

      const retryMessage = shouldRetry ? `error; no more retries left` : `error; not retryable`;

      loggerFor(this).info(`${responseInfo} - ${retryMessage}`);

      const errText = await response.text().catch((err: any) => castToError(err).message);
      const errJSON = safeJSON(errText);
      const errMessage = errJSON ? undefined : errText;

      loggerFor(this).debug(
        `[${requestLogID}] response error (${retryMessage})`,
        formatRequestDetails({
          retryOfRequestLogID,
          url: response.url,
          status: response.status,
          headers: response.headers,
          message: errMessage,
          durationMs: Date.now() - startTime,
        }),
      );

      const err = this.makeStatusError(response.status, errJSON, errMessage, response.headers);
      throw err;
    }

    loggerFor(this).info(responseInfo);
    loggerFor(this).debug(
      `[${requestLogID}] response start`,
      formatRequestDetails({
        retryOfRequestLogID,
        url: response.url,
        status: response.status,
        headers: response.headers,
        durationMs: headersTime - startTime,
      }),
    );

    return { response, options, controller, requestLogID, retryOfRequestLogID, startTime };
  }

  async fetchWithTimeout(
    url: RequestInfo,
    init: RequestInit | undefined,
    ms: number,
    controller: AbortController,
  ): Promise<Response> {
    const { signal, method, ...options } = init || {};
    if (signal) signal.addEventListener('abort', () => controller.abort());

    const timeout = setTimeout(() => controller.abort(), ms);

    const isReadableBody =
      ((globalThis as any).ReadableStream && options.body instanceof (globalThis as any).ReadableStream) ||
      (typeof options.body === 'object' && options.body !== null && Symbol.asyncIterator in options.body);

    const fetchOptions: RequestInit = {
      signal: controller.signal as any,
      ...(isReadableBody ? { duplex: 'half' } : {}),
      method: 'GET',
      ...options,
    };
    if (method) {
      // Custom methods like 'patch' need to be uppercased
      // See https://github.com/nodejs/undici/issues/2294
      fetchOptions.method = method.toUpperCase();
    }

    try {
      // use undefined this binding; fetch errors if bound to something else in browser/cloudflare
      return await this.fetch.call(undefined, url, fetchOptions);
    } finally {
      clearTimeout(timeout);
    }
  }

  private async shouldRetry(response: Response): Promise<boolean> {
    // 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;
  }

  private async retryRequest(
    options: FinalRequestOptions,
    retriesRemaining: number,
    requestLogID: string,
    responseHeaders?: Headers | undefined,
  ): Promise<APIResponseProps> {
    let timeoutMillis: number | undefined;

    // 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?.get('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?.get('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 sleep(timeoutMillis);

    return this.makeRequest(options, retriesRemaining - 1, requestLogID);
  }

  private calculateDefaultRetryTimeoutMillis(retriesRemaining: number, maxRetries: number): number {
    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;
  }

  async buildRequest(
    inputOptions: FinalRequestOptions,
    { retryCount = 0 }: { retryCount?: number } = {},
  ): Promise<{ req: FinalizedRequestInit; url: string; timeout: number }> {
    const options = { ...inputOptions };
    const { method, path, query, defaultBaseURL } = options;

    const url = this.buildURL(path!, query as Record<string, unknown>, defaultBaseURL);
    if ('timeout' in options) validatePositiveInteger('timeout', options.timeout);
    options.timeout = options.timeout ?? this.timeout;
    const { bodyHeaders, body } = this.buildBody({ options });
    const reqHeaders = await this.buildHeaders({ options: inputOptions, method, bodyHeaders, retryCount });

    const req: FinalizedRequestInit = {
      method,
      headers: reqHeaders,
      ...(options.signal && { signal: options.signal }),
      ...((globalThis as any).ReadableStream &&
        body instanceof (globalThis as any).ReadableStream && { duplex: 'half' }),
      ...(body && { body }),
      ...((this.fetchOptions as any) ?? {}),
      ...((options.fetchOptions as any) ?? {}),
    };

    return { req, url, timeout: options.timeout };
  }

  private async buildHeaders({
    options,
    method,
    bodyHeaders,
    retryCount,
  }: {
    options: FinalRequestOptions;
    method: HTTPMethod;
    bodyHeaders: HeadersLike;
    retryCount: number;
  }): Promise<Headers> {
    let idempotencyHeaders: HeadersLike = {};
    if (this.idempotencyHeader && method !== 'get') {
      if (!options.idempotencyKey) options.idempotencyKey = this.defaultIdempotencyKey();
      idempotencyHeaders[this.idempotencyHeader] = options.idempotencyKey;
    }

    const headers = buildHeaders([
      idempotencyHeaders,
      {
        Accept: 'application/json',
        'User-Agent': this.getUserAgent(),
        'X-Stainless-Retry-Count': String(retryCount),
        ...(options.timeout ? { 'X-Stainless-Timeout': String(Math.trunc(options.timeout / 1000)) } : {}),
        ...getPlatformHeaders(),
      },
      await this.authHeaders(options),
      this._options.defaultHeaders,
      bodyHeaders,
      options.headers,
    ]);

    this.validateHeaders(headers);

    return headers.values;
  }

  private buildBody({ options: { body, headers: rawHeaders } }: { options: FinalRequestOptions }): {
    bodyHeaders: HeadersLike;
    body: BodyInit | undefined;
  } {
    if (!body) {
      return { bodyHeaders: undefined, body: undefined };
    }
    const headers = buildHeaders([rawHeaders]);
    if (
      // Pass raw type verbatim
      ArrayBuffer.isView(body) ||
      body instanceof ArrayBuffer ||
      body instanceof DataView ||
      (typeof body === 'string' &&
        // Preserve legacy string encoding behavior for now
        headers.values.has('content-type')) ||
      // `Blob` is superset of `File`
      ((globalThis as any).Blob && body instanceof (globalThis as any).Blob) ||
      // `FormData` -> `multipart/form-data`
      body instanceof FormData ||
      // `URLSearchParams` -> `application/x-www-form-urlencoded`
      body instanceof URLSearchParams ||
      // Send chunked stream (each chunk has own `length`)
      ((globalThis as any).ReadableStream && body instanceof (globalThis as any).ReadableStream)
    ) {
      return { bodyHeaders: undefined, body: body as BodyInit };
    } else if (
      typeof body === 'object' &&
      (Symbol.asyncIterator in body ||
        (Symbol.iterator in body && 'next' in body && typeof body.next === 'function'))
    ) {
      return { bodyHeaders: undefined, body: Shims.ReadableStreamFrom(body as AsyncIterable<Uint8Array>) };
    } else {
      return this.#encoder({ body, headers });
    }
  }

  static LobehubSit = this;
  static DEFAULT_TIMEOUT = 60000; // 1 minute

  static LobehubSitError = Errors.LobehubSitError;
  static APIError = Errors.APIError;
  static APIConnectionError = Errors.APIConnectionError;
  static APIConnectionTimeoutError = Errors.APIConnectionTimeoutError;
  static APIUserAbortError = Errors.APIUserAbortError;
  static NotFoundError = Errors.NotFoundError;
  static ConflictError = Errors.ConflictError;
  static RateLimitError = Errors.RateLimitError;
  static BadRequestError = Errors.BadRequestError;
  static AuthenticationError = Errors.AuthenticationError;
  static InternalServerError = Errors.InternalServerError;
  static PermissionDeniedError = Errors.PermissionDeniedError;
  static UnprocessableEntityError = Errors.UnprocessableEntityError;

  static toFile = Uploads.toFile;

  users: API.Users = new API.Users(this);
  agents: API.Agents = new API.Agents(this);
  files: API.Files = new API.Files(this);
  messages: API.Messages = new API.Messages(this);
  messageTranslations: API.MessageTranslations = new API.MessageTranslations(this);
  models: API.Models = new API.Models(this);
  permissions: API.Permissions = new API.Permissions(this);
  providers: API.Providers = new API.Providers(this);
  roles: API.Roles = new API.Roles(this);
  sessionGroups: API.SessionGroups = new API.SessionGroups(this);
  sessions: API.Sessions = new API.Sessions(this);
  topics: API.Topics = new API.Topics(this);
  knowledgeBases: API.KnowledgeBases = new API.KnowledgeBases(this);
}

LobehubSit.Users = Users;
LobehubSit.Agents = Agents;
LobehubSit.Files = Files;
LobehubSit.Messages = Messages;
LobehubSit.MessageTranslations = MessageTranslations;
LobehubSit.Models = Models;
LobehubSit.Permissions = Permissions;
LobehubSit.Providers = Providers;
LobehubSit.Roles = Roles;
LobehubSit.SessionGroups = SessionGroups;
LobehubSit.Sessions = Sessions;
LobehubSit.Topics = Topics;
LobehubSit.KnowledgeBases = KnowledgeBases;

export declare namespace LobehubSit {
  export type RequestOptions = Opts.RequestOptions;

  export {
    Users as Users,
    type APIResponseBase as APIResponseBase,
    type APIResponseUser as APIResponseUser,
    type APIResponseVoid as APIResponseVoid,
    type UserWithRoles as UserWithRoles,
    type UserListResponse as UserListResponse,
    type UserCreateParams as UserCreateParams,
    type UserUpdateParams as UserUpdateParams,
    type UserListParams as UserListParams,
  };

  export {
    Agents as Agents,
    type Agent as Agent,
    type APIResponseAgent as APIResponseAgent,
    type CreateAgent as CreateAgent,
    type AgentListResponse as AgentListResponse,
    type AgentCreateParams as AgentCreateParams,
    type AgentUpdateParams as AgentUpdateParams,
    type AgentListParams as AgentListParams,
  };

  export {
    Files as Files,
    type APIResponseBatchFileUpload as APIResponseBatchFileUpload,
    type APIResponseBatchGetFiles as APIResponseBatchGetFiles,
    type APIResponseFileChunkStatus as APIResponseFileChunkStatus,
    type APIResponseFileChunkTask as APIResponseFileChunkTask,
    type APIResponseFileDetail as APIResponseFileDetail,
    type APIResponseFileList as APIResponseFileList,
    type APIResponseFileParse as APIResponseFileParse,
    type APIResponseFileURL as APIResponseFileURL,
    type BatchFileUpload as BatchFileUpload,
    type BatchGetFiles as BatchGetFiles,
    type File as File,
    type FileChunkStatus as FileChunkStatus,
    type FileChunkTask as FileChunkTask,
    type FileDetail as FileDetail,
    type FileParse as FileParse,
    type FileURL as FileURL,
    type FileUpdateParams as FileUpdateParams,
    type FileListParams as FileListParams,
    type FileBatchGetParams as FileBatchGetParams,
    type FileBatchUploadParams as FileBatchUploadParams,
    type FileCreateChunkTaskParams as FileCreateChunkTaskParams,
    type FileGetPresignedURLParams as FileGetPresignedURLParams,
    type FileParseContentParams as FileParseContentParams,
    type FileUploadParams as FileUploadParams,
  };

  export {
    Messages as Messages,
    type APIResponseMessage as APIResponseMessage,
    type CreateMessageRequest as CreateMessageRequest,
    type Message as Message,
    type MessageListResponse as MessageListResponse,
    type MessageCountResponse as MessageCountResponse,
    type MessageDeleteBatchResponse as MessageDeleteBatchResponse,
    type MessageCreateParams as MessageCreateParams,
    type MessageListParams as MessageListParams,
    type MessageCountParams as MessageCountParams,
    type MessageDeleteBatchParams as MessageDeleteBatchParams,
    type MessageRepiesParams as MessageRepiesParams,
  };

  export {
    MessageTranslations as MessageTranslations,
    type APIResponseTranslation as APIResponseTranslation,
    type TranslateTrigger as TranslateTrigger,
    type MessageTranslationUpdateParams as MessageTranslationUpdateParams,
    type MessageTranslationTranslateParams as MessageTranslationTranslateParams,
  };

  export {
    Models as Models,
    type APIResponse as APIResponse,
    type CreateModel as CreateModel,
    type Model as Model,
    type ModelListResponse as ModelListResponse,
    type ModelCreateParams as ModelCreateParams,
    type ModelRetrieveParams as ModelRetrieveParams,
    type ModelUpdateParams as ModelUpdateParams,
    type ModelListParams as ModelListParams,
  };

  export {
    Permissions as Permissions,
    type APIResponsePermission as APIResponsePermission,
    type CreatePermission as CreatePermission,
    type Permission as Permission,
    type PermissionListResponse as PermissionListResponse,
    type PermissionCreateParams as PermissionCreateParams,
    type PermissionUpdateParams as PermissionUpdateParams,
    type PermissionListParams as PermissionListParams,
  };

  export {
    Providers as Providers,
    type APIResponseProvider as APIResponseProvider,
    type CreateProviderRequest as CreateProviderRequest,
    type Provider as Provider,
    type ProviderListResponse as ProviderListResponse,
    type ProviderCreateParams as ProviderCreateParams,
    type ProviderUpdateParams as ProviderUpdateParams,
    type ProviderListParams as ProviderListParams,
  };

  export {
    Roles as Roles,
    type APIResponseRole as APIResponseRole,
    type CreateRoleRequest as CreateRoleRequest,
    type Role as Role,
    type RoleListResponse as RoleListResponse,
    type RoleCreateParams as RoleCreateParams,
    type RoleUpdateParams as RoleUpdateParams,
    type RoleListParams as RoleListParams,
  };

  export {
    SessionGroups as SessionGroups,
    type APIResponseSessionGroup as APIResponseSessionGroup,
    type SessionGroup as SessionGroup,
    type SessionGroupListResponse as SessionGroupListResponse,
    type SessionGroupCreateParams as SessionGroupCreateParams,
    type SessionGroupUpdateParams as SessionGroupUpdateParams,
  };

  export {
    Sessions as Sessions,
    type APIResponseSession as APIResponseSession,
    type APIResponseSessionList as APIResponseSessionList,
    type Session as Session,
    type UpdateSessionRequest as UpdateSessionRequest,
    type SessionListGroupedByAgentResponse as SessionListGroupedByAgentResponse,
    type SessionCreateParams as SessionCreateParams,
    type SessionUpdateParams as SessionUpdateParams,
    type SessionListParams as SessionListParams,
    type SessionBatchUpdateParams as SessionBatchUpdateParams,
    type SessionListGroupedByAgentParams as SessionListGroupedByAgentParams,
  };

  export {
    Topics as Topics,
    type APIResponseTopic as APIResponseTopic,
    type Topic as Topic,
    type TopicListResponse as TopicListResponse,
    type TopicCreateParams as TopicCreateParams,
    type TopicUpdateParams as TopicUpdateParams,
    type TopicListParams as TopicListParams,
  };

  export {
    KnowledgeBases as KnowledgeBases,
    type APIResponseKnowledgeBase as APIResponseKnowledgeBase,
    type APIResponseKnowledgeBaseDelete as APIResponseKnowledgeBaseDelete,
    type APIResponseKnowledgeBaseFileOperation as APIResponseKnowledgeBaseFileOperation,
    type APIResponseKnowledgeBaseList as APIResponseKnowledgeBaseList,
    type APIResponseMoveKnowledgeBaseFiles as APIResponseMoveKnowledgeBaseFiles,
    type CreateKnowledgeBaseRequest as CreateKnowledgeBaseRequest,
    type KBAPIResponseFileList as KBAPIResponseFileList,
    type KBFile as KBFile,
    type KnowledgeBase as KnowledgeBase,
    type KnowledgeBaseFileOperationResult as KnowledgeBaseFileOperationResult,
    type KnowledgeBaseListItem as KnowledgeBaseListItem,
    type MoveKnowledgeBaseFilesResult as MoveKnowledgeBaseFilesResult,
    type UpdateKnowledgeBaseRequest as UpdateKnowledgeBaseRequest,
    type KnowledgeBaseCreateParams as KnowledgeBaseCreateParams,
    type KnowledgeBaseUpdateParams as KnowledgeBaseUpdateParams,
    type KnowledgeBaseListParams as KnowledgeBaseListParams,
  };
}