import { Core as Webda, HttpContext, WebContext } from "@webda/core";
import { Context as LambdaContext } from "aws-lambda";
/**
 * Handler for AWS Events definition
 */
export interface AWSEventsHandler {
    /**
     * Return true if event is handled
     * @param source
     * @param event
     */
    isAWSEventHandled(source: string, events: any): boolean;
    /**
     *
     * @param source
     * @param event
     */
    handleAWSEvent(source: string, events: any): Promise<void>;
}
/**
 * The Lambda entrypoint for Webda
 *
 * This take the input coming from the API Gateway to transform it and analyse it with Webda
 * Once execution is done, it will format the result in a way that the API Gateway will output the result
 * You need to use the Webda deployment so the API Gateway has all the right templates in place
 *
 * @class
 */
export default class LambdaServer extends Webda {
    _result: {
        headers?: any;
        statusCode?: number;
        multiValueHeaders?: any;
        body?: any;
    };
    _awsEventsHandlers: AWSEventsHandler[];
    /**
     * @ignore
     */
    flushHeaders(ctx: WebContext): void;
    /**
     * @inheritdoc
     */
    flush(ctx: WebContext): void;
    /**
     * Register a service to handle AWS Events
     * @param service
     */
    registerAWSEventsHandler(service: AWSEventsHandler): void;
    private handleAWSEvent;
    /**
     * Analyse events to try to find its type
     * @param events
     * @returns
     */
    handleAWSEvents(events: any): Promise<boolean>;
    /**
     * Need to unit test this part, with sample of data coming from the API Gateway
     *
     * @ignore
     */
    handleRequest(sourceEvent: any, context: LambdaContext): Promise<{
        headers?: any;
        statusCode?: number;
        multiValueHeaders?: any;
        body?: any;
    }>;
    /**
     * Based on API Gateway event compute the prefix if any
     * @param event
     * @param httpContext
     */
    computePrefix(event: any, httpContext: HttpContext): void;
    /**
     * Collect result from Context to this._result and return it
     * @param context
     * @returns
     */
    handleLambdaReturn(context: WebContext): Promise<{
        headers?: any;
        statusCode?: number;
        multiValueHeaders?: any;
        body?: any;
    }>;
}
export { LambdaServer };