/**
 * AWS Configuration Constants
 * Centralized source of truth for AWS service configurations
 */
/**
 * AWS Default Regions
 */
export declare const AWS_DEFAULT_REGIONS: {
    /** Default region for most AWS services */
    readonly DEFAULT: "us-east-1";
    /** CloudFront distributions are global but use us-east-1 for API calls */
    readonly CLOUDFRONT: "us-east-1";
    /** S3 default region */
    readonly S3: "us-east-1";
};
/**
 * AWS Service Names (used for AWS Signature V4)
 */
export declare const AWS_SERVICE_NAMES: {
    readonly CLOUDFRONT: "cloudfront";
    readonly S3: "s3";
    readonly LAMBDA: "lambda";
    readonly DYNAMODB: "dynamodb";
    readonly SQS: "sqs";
    readonly SNS: "sns";
    readonly SES: "ses";
};
/**
 * AWS Service Hosts/Endpoints
 */
export declare const AWS_SERVICE_HOSTS: {
    /** CloudFront API endpoint (global) */
    readonly CLOUDFRONT: "cloudfront.amazonaws.com";
    /** S3 endpoint pattern - use with region substitution */
    readonly S3: "s3.amazonaws.com";
    /** SES endpoint pattern - use with region substitution */
    readonly SES: "email.{region}.amazonaws.com";
};
/**
 * AWS CloudFront Configuration
 */
export declare const AWS_CLOUDFRONT_CONFIG: {
    /** Default region for CloudFront API calls */
    readonly DEFAULT_REGION: "us-east-1";
    /** Service name for AWS Signature V4 */
    readonly SERVICE_NAME: "cloudfront";
    /** API endpoint host */
    readonly HOST: "cloudfront.amazonaws.com";
    /** API version used in paths */
    readonly API_VERSION: "2020-05-31";
    /** Maximum paths per invalidation request */
    readonly MAX_PATHS_PER_INVALIDATION: 1000;
    /** Free tier invalidation limit per month */
    readonly FREE_TIER_INVALIDATIONS_PER_MONTH: 3000;
};
/**
 * AWS S3 Configuration
 */
export declare const AWS_S3_CONFIG: {
    /** Default region for S3 operations */
    readonly DEFAULT_REGION: "us-east-1";
    /** Service name for AWS Signature V4 */
    readonly SERVICE_NAME: "s3";
    /** API endpoint host */
    readonly HOST: "s3.amazonaws.com";
};
/**
 * Helper function to get AWS service endpoint with region
 * @param service - AWS service name
 * @param region - AWS region
 * @returns Formatted endpoint URL
 *
 * @example
 * ```typescript
 * const s3Endpoint = getAWSServiceEndpoint('s3', 'us-west-2');
 * console.log(s3Endpoint); // 's3.us-west-2.amazonaws.com'
 *
 * const dynamoEndpoint = getAWSServiceEndpoint('dynamodb', 'eu-central-1');
 * console.log(dynamoEndpoint); // 'dynamodb.eu-central-1.amazonaws.com'
 * ```
 */
export declare function getAWSServiceEndpoint(service: string, region: string): string;
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