@rudderstack/integrations-lib
Version:
A comprehensive TypeScript library providing shared utilities, SDKs, and tools for RudderStack integrations and destinations.
182 lines • 24.9 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseSDK = void 0;
const factory_1 = require("../../network/factory");
// Note: StatTags is exported from src/network/index.ts to avoid duplicate exports
/**
* Abstract base class for all SDKs
* Provides common functionality including HTTP client management, request execution,
* retry logic, and enhanced features when configured
*/
class BaseSDK {
constructor(authObject, config) {
this.validateAuthObject(authObject);
this.authObject = authObject;
this.config = config;
this.httpClient = this.initializeHttpClient();
}
// eslint-disable-next-line class-methods-use-this
validateAuthObject(_authObject) {
// Default implementation does nothing - override if validation is needed
// Most SDKs will want to override this to validate required fields
}
// eslint-disable-next-line class-methods-use-this
getHeaders() {
// Default implementation returns empty headers - override to add headers
return {};
}
// eslint-disable-next-line class-methods-use-this
shouldRetryOnError(_response) {
// Default implementation does not retry - override if retry logic is needed
return false;
}
/**
* Initialize HTTP client based on configuration
* Uses enhanced client with metrics/logging if config provided, otherwise basic client
* No baseURL is set - SDKs will use buildRequestUrl() to construct full URLs
*/
initializeHttpClient() {
// If enhanced config provided, use HTTP client with metrics/logging
if (this.config?.httpClient) {
const { logger, statsClient, defaultStatTags } = this.config.httpClient;
if (logger !== undefined || statsClient !== undefined) {
// Use enhanced HTTP client with metrics and logging
return factory_1.HttpClientFactory.getHttpClientWithMetrics(factory_1.ClientNames.Axios, logger, statsClient, defaultStatTags);
}
}
// Fallback to basic HTTP client (backward compatibility)
return factory_1.HttpClientFactory.getHttpClient(factory_1.ClientNames.Axios);
}
/**
* Execute HTTP request - single attempt, no retry logic
*/
async executeRequest(method, endpoint, data, statTags) {
try {
const headers = this.getHeaders();
const requestConfig = {
headers,
};
const fullUrl = this.buildRequestUrl(endpoint);
return await this.makeHttpRequest(method, fullUrl, data, requestConfig, statTags);
}
catch (error) {
return {
type: 'client-error',
statusCode: 0,
message: error instanceof Error ? error.message : 'Unknown error',
responseBody: error,
};
}
}
/**
* Execute HTTP request with configurable token refresh attempts
* For SDKs that need more control over retry behavior
*/
executeRequestWithTokenRefreshAttempts(method, endpoint, data, statTags, maxRetries = 1) {
return this.executeRequestWithRetryAttempt(method, endpoint, maxRetries, 0, data, statTags);
}
/**
* Internal recursive method for retry attempts
*/
async executeRequestWithRetryAttempt(method, endpoint, maxRetries, currentAttempt, data, statTags) {
try {
const headers = this.getHeaders();
const requestConfig = {
headers,
};
const fullUrl = this.buildRequestUrl(endpoint);
const response = await this.makeHttpRequest(method, fullUrl, data, requestConfig, statTags);
// If successful or not retryable, return response
if (response.type === 'success' || !this.shouldRetryOnError(response)) {
return response;
}
// If refreshToken is not implemented, return the response
if (!this.refreshToken) {
return response;
}
// If this is the last attempt, return the response
if (currentAttempt >= maxRetries) {
return response;
}
// Refresh token and retry
await this.refreshToken();
return await this.executeRequestWithRetryAttempt(method, endpoint, maxRetries, currentAttempt + 1, data, statTags);
}
catch (error) {
const errorResponse = {
type: 'client-error',
statusCode: 0,
message: error instanceof Error ? error.message : 'Unknown error',
responseBody: error,
};
// If refreshToken is not implemented, return the response
if (!this.refreshToken) {
return errorResponse;
}
// If this is the last attempt, return error
if (currentAttempt >= maxRetries) {
return errorResponse;
}
// Refresh token and retry
await this.refreshToken();
return await this.executeRequestWithRetryAttempt(method, endpoint, maxRetries, currentAttempt + 1, data, statTags);
}
}
/**
* Make HTTP request based on method - eliminates code duplication
* Passes statTags to HTTP client for metrics and logging
*/
makeHttpRequest(method, url, data, requestConfig, statTags) {
// Add statTags to request config for HTTP client
const configWithStatTags = {
...requestConfig,
statTags,
};
switch (method) {
case 'get':
return this.httpClient.get(url, configWithStatTags);
case 'post':
return this.httpClient.post(url, data, configWithStatTags);
case 'put':
return this.httpClient.put(url, data, configWithStatTags);
case 'delete':
return this.httpClient.delete(url, configWithStatTags);
case 'patch':
return this.httpClient.patch(url, data, configWithStatTags);
default:
throw new Error(`Unsupported HTTP method: ${method}`);
}
}
/**
* Convenience method for GET requests
*/
get(endpoint, statTags) {
return this.executeRequest('get', endpoint, undefined, statTags);
}
/**
* Convenience method for POST requests
*/
post(endpoint, data, statTags) {
return this.executeRequest('post', endpoint, data, statTags);
}
/**
* Convenience method for PUT requests
*/
put(endpoint, data, statTags) {
return this.executeRequest('put', endpoint, data, statTags);
}
/**
* Convenience method for DELETE requests
*/
delete(endpoint, statTags) {
return this.executeRequest('delete', endpoint, undefined, statTags);
}
/**
* Convenience method for PATCH requests
*/
patch(endpoint, data, statTags) {
return this.executeRequest('patch', endpoint, data, statTags);
}
}
exports.BaseSDK = BaseSDK;
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{\n  ApiResponse,\n  HttpClient,\n  IHttpLogger,\n  IHttpStatsClient,\n  StatTags,\n} from '../../network/clients/types';\nimport { ClientNames, HttpClientFactory } from '../../network/factory';\nimport { BaseSDKConfig } from './types';\n\n// Re-export types for convenience\nexport type { BaseSDKConfig };\n// Note: StatTags is exported from src/network/index.ts to avoid duplicate exports\n\n/**\n * Abstract base class for all SDKs\n * Provides common functionality including HTTP client management, request execution,\n * retry logic, and enhanced features when configured\n */\nexport abstract class BaseSDK<TAuthObject, TConfig extends BaseSDKConfig = BaseSDKConfig> {\n  protected authObject: TAuthObject;\n\n  protected httpClient: HttpClient;\n\n  protected config?: TConfig;\n\n  constructor(authObject: TAuthObject, config?: TConfig) {\n    this.validateAuthObject(authObject);\n    this.authObject = authObject;\n    this.config = config;\n    this.httpClient = this.initializeHttpClient();\n  }\n\n  // eslint-disable-next-line class-methods-use-this\n  validateAuthObject(_authObject: unknown): void {\n    // Default implementation does nothing - override if validation is needed\n    // Most SDKs will want to override this to validate required fields\n  }\n\n  // Abstract method for building request URLs - each SDK implements its own URL construction logic\n  protected abstract buildRequestUrl(endpoint: string): string;\n\n  // eslint-disable-next-line class-methods-use-this\n  protected getHeaders(): Record<string, string> {\n    // Default implementation returns empty headers - override to add headers\n    return {};\n  }\n\n  // eslint-disable-next-line class-methods-use-this\n  shouldRetryOnError(_response: ApiResponse<unknown>): boolean {\n    // Default implementation does not retry - override if retry logic is needed\n    return false;\n  }\n\n  protected refreshToken?(): Promise<void>;\n\n  /**\n   * Initialize HTTP client based on configuration\n   * Uses enhanced client with metrics/logging if config provided, otherwise basic client\n   * No baseURL is set - SDKs will use buildRequestUrl() to construct full URLs\n   */\n  private initializeHttpClient(): HttpClient {\n    // If enhanced config provided, use HTTP client with metrics/logging\n    if (this.config?.httpClient) {\n      const { logger, statsClient, defaultStatTags } = this.config.httpClient;\n\n      if (logger !== undefined || statsClient !== undefined) {\n        // Use enhanced HTTP client with metrics and logging\n        return HttpClientFactory.getHttpClientWithMetrics(\n          ClientNames.Axios,\n          logger as IHttpLogger,\n          statsClient as IHttpStatsClient,\n          defaultStatTags,\n        );\n      }\n    }\n\n    // Fallback to basic HTTP client (backward compatibility)\n    return HttpClientFactory.getHttpClient(ClientNames.Axios);\n  }\n\n  /**\n   * Execute HTTP request - single attempt, no retry logic\n   */\n  protected async executeRequest<T>(\n    method: 'get' | 'post' | 'put' | 'delete' | 'patch',\n    endpoint: string,\n    data?: unknown,\n    statTags?: StatTags,\n  ): Promise<ApiResponse<T>> {\n    try {\n      const headers = this.getHeaders();\n      const requestConfig = {\n        headers,\n      };\n      const fullUrl = this.buildRequestUrl(endpoint);\n\n      return await this.makeHttpRequest<T>(method, fullUrl, data, requestConfig, statTags);\n    } catch (error) {\n      return {\n        type: 'client-error',\n        statusCode: 0,\n        message: error instanceof Error ? error.message : 'Unknown error',\n        responseBody: error,\n      } as ApiResponse<T>;\n    }\n  }\n\n  /**\n   * Execute HTTP request with configurable token refresh attempts\n   * For SDKs that need more control over retry behavior\n   */\n  protected executeRequestWithTokenRefreshAttempts<T>(\n    method: 'get' | 'post' | 'put' | 'delete' | 'patch',\n    endpoint: string,\n    data?: unknown,\n    statTags?: StatTags,\n    maxRetries = 1,\n  ): Promise<ApiResponse<T>> {\n    return this.executeRequestWithRetryAttempt<T>(method, endpoint, maxRetries, 0, data, statTags);\n  }\n\n  /**\n   * Internal recursive method for retry attempts\n   */\n  private async executeRequestWithRetryAttempt<T>(\n    method: 'get' | 'post' | 'put' | 'delete' | 'patch',\n    endpoint: string,\n    maxRetries: number,\n    currentAttempt: number,\n    data?: unknown,\n    statTags?: StatTags,\n  ): Promise<ApiResponse<T>> {\n    try {\n      const headers = this.getHeaders();\n      const requestConfig = {\n        headers,\n      };\n      const fullUrl = this.buildRequestUrl(endpoint);\n\n      const response = await this.makeHttpRequest<T>(\n        method,\n        fullUrl,\n        data,\n        requestConfig,\n        statTags,\n      );\n\n      // If successful or not retryable, return response\n      if (response.type === 'success' || !this.shouldRetryOnError(response)) {\n        return response;\n      }\n\n      // If refreshToken is not implemented, return the response\n      if (!this.refreshToken) {\n        return response;\n      }\n\n      // If this is the last attempt, return the response\n      if (currentAttempt >= maxRetries) {\n        return response;\n      }\n\n      // Refresh token and retry\n      await this.refreshToken();\n      return await this.executeRequestWithRetryAttempt<T>(\n        method,\n        endpoint,\n        maxRetries,\n        currentAttempt + 1,\n        data,\n        statTags,\n      );\n    } catch (error) {\n      const errorResponse: ApiResponse<T> = {\n        type: 'client-error',\n        statusCode: 0,\n        message: error instanceof Error ? error.message : 'Unknown error',\n        responseBody: error,\n      } as ApiResponse<T>;\n\n      // If refreshToken is not implemented, return the response\n      if (!this.refreshToken) {\n        return errorResponse;\n      }\n\n      // If this is the last attempt, return error\n      if (currentAttempt >= maxRetries) {\n        return errorResponse;\n      }\n\n      // Refresh token and retry\n      await this.refreshToken();\n      return await this.executeRequestWithRetryAttempt<T>(\n        method,\n        endpoint,\n        maxRetries,\n        currentAttempt + 1,\n        data,\n        statTags,\n      );\n    }\n  }\n\n  /**\n   * Make HTTP request based on method - eliminates code duplication\n   * Passes statTags to HTTP client for metrics and logging\n   */\n  private makeHttpRequest<T>(\n    method: 'get' | 'post' | 'put' | 'delete' | 'patch',\n    url: string,\n    data: unknown,\n    requestConfig: { headers: Record<string, string> },\n    statTags?: StatTags,\n  ): Promise<ApiResponse<T>> {\n    // Add statTags to request config for HTTP client\n    const configWithStatTags = {\n      ...requestConfig,\n      statTags,\n    };\n\n    switch (method) {\n      case 'get':\n        return this.httpClient.get<T>(url, configWithStatTags);\n      case 'post':\n        return this.httpClient.post<T>(url, data, configWithStatTags);\n      case 'put':\n        return this.httpClient.put<T>(url, data, configWithStatTags);\n      case 'delete':\n        return this.httpClient.delete<T>(url, configWithStatTags);\n      case 'patch':\n        return this.httpClient.patch<T>(url, data, configWithStatTags);\n      default:\n        throw new Error(`Unsupported HTTP method: ${method}`);\n    }\n  }\n\n  /**\n   * Convenience method for GET requests\n   */\n  protected get<T>(endpoint: string, statTags?: StatTags): Promise<ApiResponse<T>> {\n    return this.executeRequest<T>('get', endpoint, undefined, statTags);\n  }\n\n  /**\n   * Convenience method for POST requests\n   */\n  protected post<T>(endpoint: string, data: unknown, statTags?: StatTags): Promise<ApiResponse<T>> {\n    return this.executeRequest<T>('post', endpoint, data, statTags);\n  }\n\n  /**\n   * Convenience method for PUT requests\n   */\n  protected put<T>(endpoint: string, data: unknown, statTags?: StatTags): Promise<ApiResponse<T>> {\n    return this.executeRequest<T>('put', endpoint, data, statTags);\n  }\n\n  /**\n   * Convenience method for DELETE requests\n   */\n  protected delete<T>(endpoint: string, statTags?: StatTags): Promise<ApiResponse<T>> {\n    return this.executeRequest<T>('delete', endpoint, undefined, statTags);\n  }\n\n  /**\n   * Convenience method for PATCH requests\n   */\n  protected patch<T>(\n    endpoint: string,\n    data: unknown,\n    statTags?: StatTags,\n  ): Promise<ApiResponse<T>> {\n    return this.executeRequest<T>('patch', endpoint, data, statTags);\n  }\n}\n"]}