/*! Copyright [Amazon.com](http://amazon.com/), Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0 */
import { SpecRestApi } from "aws-cdk-lib/aws-apigateway";
import { Construct } from "constructs";
import { OperationDetails, OperationLookup, SerializedCorsOptions } from "../spec";
/**
 * Specifies an API method integration type
 */
export type ApiGatewayIntegrationType = "HTTP" | "HTTP_PROXY" | "AWS_PROXY" | "AWS" | "MOCK";
/**
 * The type of the network connection to the integration endpoint. The valid value is INTERNET for connections through
 * the public routable internet or VPC_LINK for private connections between API Gateway and a network load balancer in
 * a VPC. The default value is INTERNET.
 */
export type ApiGatewayIntegrationConnectionType = "VPC_LINK" | "INTERNET";
/**
 * Specifies how to handle request payload content type conversions.
 */
export type ApiGatewayIntegrationContentHandling = "CONVERT_TO_TEXT" | "CONVERT_TO_BINARY";
/**
 * Specifies how the method request body of an unmapped content type will be passed through the integration request to
 * the back end without transformation.
 */
export type ApiGatewayIntegrationPassthroughBehaviour = "WHEN_NO_MATCH" | "WHEN_NO_TEMPLATES" | "NEVER";
/**
 * API Gateway integration response
 * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-swagger-extensions-integration-response.html
 * @see https://docs.aws.amazon.com/apigateway/latest/api/API_Integration.html
 */
export interface ApiGatewayIntegrationResponse {
    /**
     * HTTP status code for the method response
     */
    readonly statusCode: string;
    /**
     * Specifies MIME type-specific mapping templates for the response’s payload.
     */
    readonly responseTemplates: {
        [mimeType: string]: string;
    };
    /**
     * Specifies parameter mappings for the response.
     */
    readonly responseParameters: {
        [property: string]: string;
    };
    /**
     * Response payload encoding conversion types. Valid values are 1) CONVERT_TO_TEXT, for converting a binary payload
     * into a base64-encoded string or converting a text payload into a utf-8-encoded string or passing through the text
     * payload natively without modification, and 2) CONVERT_TO_BINARY, for converting a text payload into a
     * base64-decoded blob or passing through a binary payload natively without modification.
     */
    readonly contentHandling?: ApiGatewayIntegrationContentHandling;
}
/**
 * Specifies the TLS configuration for an integration
 * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-extensions-integration-tls-config.html
 */
export interface ApiGatewayIntegrationTlsConfig {
    /**
     * Specifies whether or not API Gateway skips verification that the certificate for an integration endpoint is issued
     * by a supported certificate authority. This isn’t recommended, but it enables you to use certificates that are
     * signed by private certificate authorities, or certificates that are self-signed. If enabled, API Gateway still
     * performs basic certificate validation, which includes checking the certificate's expiration date, hostname, and
     * presence of a root certificate authority. Supported only for HTTP and HTTP_PROXY integrations.
     */
    readonly insecureSkipVerification?: boolean;
}
/**
 * Represents an api gateway integration
 * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-swagger-extensions-integration.html
 */
export interface ApiGatewayIntegration {
    /**
     * The type of integration with the specified backend.
     * @see https://docs.aws.amazon.com/apigateway/latest/api/API_Integration.html#type
     */
    readonly type?: ApiGatewayIntegrationType;
    /**
     * The endpoint URI of the backend. For integrations of the aws type, this is an ARN value.
     * For the HTTP integration, this is the URL of the HTTP endpoint including the https or http scheme.
     */
    readonly uri?: string;
    /**
     * A list of request parameters whose values are to be cached.
     */
    readonly cacheKeyParameters?: string[];
    /**
     * An API-specific tag group of related cached parameters.
     */
    readonly cacheNamespace?: string;
    /**
     * The ID of a VpcLink for the private integration.
     * @see https://docs.aws.amazon.com/apigateway/latest/api/API_VpcLink.html
     */
    readonly connectionId?: string;
    /**
     * The integration connection type. The valid value is "VPC_LINK" for private integration or "INTERNET", otherwise.
     */
    readonly connectionType?: ApiGatewayIntegrationConnectionType;
    /**
     * For AWS IAM role-based credentials, specify the ARN of an appropriate IAM role. If unspecified, credentials default
     * to resource-based permissions that must be added manually to allow the API to access the resource. For more
     * information, see Granting Permissions Using a Resource Policy.
     *
     * Note: When using IAM credentials, make sure that AWS STS Regional endpoints are enabled for the Region where this
     * API is deployed for best performance.
     */
    readonly credentials?: string;
    /**
     * Request payload encoding conversion types. Valid values are 1) CONVERT_TO_TEXT, for converting a binary payload
     * into a base64-encoded string or converting a text payload into a utf-8-encoded string or passing through the text
     * payload natively without modification, and 2) CONVERT_TO_BINARY, for converting a text payload into a
     * base64-decoded blob or passing through a binary payload natively without modification.
     */
    readonly contentHandling?: ApiGatewayIntegrationContentHandling;
    /**
     * The HTTP method used in the integration request. For Lambda function invocations, the value must be POST.
     */
    readonly httpMethod?: string;
    /**
     * Specifies how a request payload of unmapped content type is passed through the integration request without
     * modification. Supported values are when_no_templates, when_no_match, and never.
     * @see https://docs.aws.amazon.com/apigateway/latest/api/API_Integration.html#passthroughBehavior
     */
    readonly passthroughBehavior?: ApiGatewayIntegrationPassthroughBehaviour;
    /**
     * Specifies mappings from method request parameters to integration request parameters. Supported request parameters
     * are querystring, path, header, and body.
     * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-swagger-extensions-integration-requestParameters.html
     */
    readonly requestParameters?: {
        [property: string]: string;
    };
    /**
     * Mapping templates for a request payload of specified MIME types.
     * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-swagger-extensions-integration-requestTemplates.html
     */
    readonly requestTemplates?: {
        [mimeType: string]: string;
    };
    /**
     * Defines the method's responses and specifies desired parameter mappings or payload mappings from integration
     * responses to method responses.
     * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-swagger-extensions-integration-responses.html
     */
    readonly responses?: {
        [responseStatusPattern: string]: ApiGatewayIntegrationResponse;
    };
    /**
     * Custom timeout between 50 and 29,000 milliseconds. The default value is 29,000 milliseconds or 29 seconds.
     */
    readonly timeoutInMillis?: number;
    /**
     * Specifies the TLS configuration for an integration.
     * @see https://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-extensions-integration-tls-config.html
     */
    readonly tlsConfig?: ApiGatewayIntegrationTlsConfig;
}
/**
 * Properties for rendering an integration into an API Gateway OpenAPI extension
 */
export interface IntegrationRenderProps extends OperationDetails {
    /**
     * The ID of the operation being rendered
     */
    readonly operationId: string;
    /**
     * The scope in which the integration is being rendered
     */
    readonly scope: Construct;
    /**
     * Cross Origin Resource Sharing options for the API
     */
    readonly corsOptions?: SerializedCorsOptions;
    /**
     * Details about all operations in the API
     */
    readonly operationLookup: OperationLookup;
}
/**
 * Properties for granting the API access to invoke the operation
 */
export interface IntegrationGrantProps extends OperationDetails {
    /**
     * The ID of the operation for which permissions are being granted
     */
    readonly operationId: string;
    /**
     * The scope in which permission resources can be created
     */
    readonly scope: Construct;
    /**
     * The api to grant permissions for
     */
    readonly api: SpecRestApi;
    /**
     * Details about all operations in the API
     */
    readonly operationLookup: OperationLookup;
}
/**
 * An integration for an API operation. You can extend this to implement your own integration if you like.
 */
export declare abstract class Integration {
    /**
     * Render the integration into an API Gateway OpenAPI extension
     */
    abstract render(props: IntegrationRenderProps): ApiGatewayIntegration;
    /**
     * Grant permissions for the API to invoke the integration
     */
    grant(_props: IntegrationGrantProps): void;
}