import { Construct } from 'constructs';
import { IWebSocketApi } from './api';
import { IWebSocketRoute } from './route';
import { IRole } from '../../../aws-iam';
import { Duration, Resource } from '../../../core';
import { IIntegration } from '../common';
/**
 * Represents an Integration for an WebSocket API.
 */
export interface IWebSocketIntegration extends IIntegration {
    /** The WebSocket API associated with this integration */
    readonly webSocketApi: IWebSocketApi;
}
/**
 * WebSocket Integration Types
 */
export declare enum WebSocketIntegrationType {
    /**
     * AWS Proxy Integration Type
     */
    AWS_PROXY = "AWS_PROXY",
    /**
     * Mock Integration Type
     */
    MOCK = "MOCK",
    /**
     * AWS Integration Type
     */
    AWS = "AWS"
}
/**
 * Integration content handling
 */
export declare enum ContentHandling {
    /**
     * Converts a request payload from a base64-encoded string to a binary blob.
     */
    CONVERT_TO_BINARY = "CONVERT_TO_BINARY",
    /**
     * Converts a request payload from a binary blob to a base64-encoded string.
     */
    CONVERT_TO_TEXT = "CONVERT_TO_TEXT"
}
/**
 * Integration Passthrough Behavior
 */
export declare enum PassthroughBehavior {
    /**
     * Passes the request body for unmapped content types through to the
     * integration back end without transformation.
     */
    WHEN_NO_MATCH = "WHEN_NO_MATCH",
    /**
     * Rejects unmapped content types with an HTTP 415 'Unsupported Media Type'
     * response
     */
    NEVER = "NEVER",
    /**
     * Allows pass-through when the integration has NO content types mapped to
     * templates. However if there is at least one content type defined,
     * unmapped content types will be rejected with the same 415 response.
     */
    WHEN_NO_TEMPLATES = "WHEN_NO_TEMPLATES"
}
/**
 * The integration properties
 */
export interface WebSocketIntegrationProps {
    /**
     * The WebSocket API to which this integration should be bound.
     */
    readonly webSocketApi: IWebSocketApi;
    /**
     * Integration type
     */
    readonly integrationType: WebSocketIntegrationType;
    /**
     * Integration URI.
     */
    readonly integrationUri: string;
    /**
     * Specifies the integration's HTTP method type.
     *
     * @default - No HTTP method required.
     */
    readonly integrationMethod?: string;
    /**
     * Specifies how to handle response payload content type conversions.
     *
     * @default - The response payload will be passed through from the integration response to
     * the route response or method response without modification.
     */
    readonly contentHandling?: ContentHandling;
    /**
     * Specifies the IAM role required for the integration.
     *
     * @default - No IAM role required.
     */
    readonly credentialsRole?: IRole;
    /**
     * The request parameters that API Gateway sends with the backend request.
     * Specify request parameters as key-value pairs (string-to-string
     * mappings), with a destination as the key and a source as the value.
     *
     * @default - No request parameters required.
     */
    readonly requestParameters?: {
        [dest: string]: string;
    };
    /**
     * A map of Apache Velocity templates that are applied on the request
     * payload.
     *
     * ```
     *   { "application/json": "{ \"statusCode\": 200 }" }
     * ```
     *
     * @default - No request templates required.
     */
    readonly requestTemplates?: {
        [contentType: string]: string;
    };
    /**
     * The template selection expression for the integration.
     *
     * @default - No template selection expression required.
     */
    readonly templateSelectionExpression?: string;
    /**
     * The maximum amount of time an integration will run before it returns without a response.
     * Must be between 50 milliseconds and 29 seconds.
     *
     * @default Duration.seconds(29)
     */
    readonly timeout?: Duration;
    /**
     * Specifies the pass-through behavior for incoming requests based on the
     * Content-Type header in the request, and the available mapping templates
     * specified as the requestTemplates property on the Integration resource.
     * There are three valid values: WHEN_NO_MATCH, WHEN_NO_TEMPLATES, and
     * NEVER.
     *
     * @default - No passthrough behavior required.
     */
    readonly passthroughBehavior?: PassthroughBehavior;
}
/**
 * The integration for an API route.
 * @resource AWS::ApiGatewayV2::Integration
 */
export declare class WebSocketIntegration extends Resource implements IWebSocketIntegration {
    readonly integrationId: string;
    readonly webSocketApi: IWebSocketApi;
    constructor(scope: Construct, id: string, props: WebSocketIntegrationProps);
}
/**
 * Options to the WebSocketRouteIntegration during its bind operation.
 */
export interface WebSocketRouteIntegrationBindOptions {
    /**
     * The route to which this is being bound.
     */
    readonly route: IWebSocketRoute;
    /**
     * The current scope in which the bind is occurring.
     * If the `WebSocketRouteIntegration` being bound creates additional constructs,
     * this will be used as their parent scope.
     */
    readonly scope: Construct;
}
/**
 * The interface that various route integration classes will inherit.
 */
export declare abstract class WebSocketRouteIntegration {
    private readonly id;
    private integration?;
    /**
     * Initialize an integration for a route on websocket api.
     * @param id id of the underlying `WebSocketIntegration` construct.
     */
    constructor(id: string);
    /**
     * Internal method called when binding this integration to the route.
     * @internal
     */
    _bindToRoute(options: WebSocketRouteIntegrationBindOptions): {
        readonly integrationId: string;
    };
    /**
     * Bind this integration to the route.
     */
    abstract bind(options: WebSocketRouteIntegrationBindOptions): WebSocketRouteIntegrationConfig;
}
/**
 * Config returned back as a result of the bind.
 */
export interface WebSocketRouteIntegrationConfig {
    /**
     * Integration type.
     */
    readonly type: WebSocketIntegrationType;
    /**
     * Integration URI
     */
    readonly uri: string;
    /**
     * Integration method
     *
     * @default - No integration method.
     */
    readonly method?: string;
    /**
     * Specifies how to handle response payload content type conversions.
     *
     * @default - The response payload will be passed through from the integration response to
     * the route response or method response without modification.
     */
    readonly contentHandling?: ContentHandling;
    /**
     * Credentials role
     *
     * @default - No role provided.
     */
    readonly credentialsRole?: IRole;
    /**
     * Request template
     *
     * @default - No request template provided.
     */
    readonly requestTemplates?: {
        [contentType: string]: string;
    };
    /**
     * Request parameters
     *
     * @default - No request parameters provided.
     */
    readonly requestParameters?: {
        [dest: string]: string;
    };
    /**
     * Template selection expression
     *
     * @default - No template selection expression.
     */
    readonly templateSelectionExpression?: string;
    /**
     * The maximum amount of time an integration will run before it returns without a response.
     * Must be between 50 milliseconds and 29 seconds.
     *
     * @default Duration.seconds(29)
     */
    readonly timeout?: Duration;
    /**
     * Integration passthrough behaviors.
     *
     * @default - No pass through bahavior.
     */
    readonly passthroughBehavior?: PassthroughBehavior;
}