import * as pulumi from "@pulumi/pulumi";
import * as lambda from "../lambda";
import * as topic from "./topic";
import * as topicSubscription from "./topicSubscription";
export interface TopicEvent {
    Records: TopicRecord[];
}
export interface TopicRecord {
    EventVersion: string;
    EventSubscriptionArn: string;
    EventSource: string;
    Sns: SNSItem;
}
export interface SNSItem {
    SignatureVersion: string;
    Timestamp: string;
    Signature: string;
    SigningCertUrl: string;
    MessageId: string;
    Message: string;
    MessageAttributes: {
        [key: string]: SNSMessageAttribute;
    };
    Type: string;
    UnsubscribeUrl: string;
    TopicArn: string;
    Subject: string;
}
export interface SNSMessageAttribute {
    Type: string;
    Value: string;
}
export type TopicEventHandler = lambda.EventHandler<TopicEvent, void>;
/**
 * Arguments to control the topic subscription.
 */
export type TopicEventSubscriptionArgs = {
    /**
     * Integer indicating number of minutes to wait in retrying mode for fetching subscription arn before marking it as failure. Only applicable for http and https protocols. Default is `1`.
     */
    confirmationTimeoutInMinutes?: pulumi.Input<number>;
    /**
    * JSON String with the delivery policy (retries, backoff, etc.) that will be used in the subscription - this only applies to HTTP/S subscriptions. Refer to the [SNS docs](https://docs.aws.amazon.com/sns/latest/dg/DeliveryPolicies.html) for more details.
    */
    deliveryPolicy?: pulumi.Input<string>;
    /**
     * Whether the endpoint is capable of [auto confirming subscription](http://docs.aws.amazon.com/sns/latest/dg/SendMessageToHttp.html#SendMessageToHttp.prepare) (e.g., PagerDuty). Default is `false`.
     */
    endpointAutoConfirms?: pulumi.Input<boolean>;
    /**
     * JSON String with the filter policy that will be used in the subscription to filter messages seen by the target resource. Refer to the [SNS docs](https://docs.aws.amazon.com/sns/latest/dg/message-filtering.html) for more details.
     */
    filterPolicy?: pulumi.Input<string>;
    /**
     * Whether the `filterPolicy` applies to `MessageAttributes` (default) or `MessageBody`.
     */
    filterPolicyScope?: pulumi.Input<string>;
    /**
     * Whether to enable raw message delivery (the original message is directly passed, not wrapped in JSON with the original message in the message property). Default is `false`.
     */
    rawMessageDelivery?: pulumi.Input<boolean>;
    /**
    * JSON String with the redrive policy that will be used in the subscription. Refer to the [SNS docs](https://docs.aws.amazon.com/sns/latest/dg/sns-dead-letter-queues.html#how-messages-moved-into-dead-letter-queue) for more details.
    */
    redrivePolicy?: pulumi.Input<string>;
};
export declare class TopicEventSubscription extends lambda.EventSubscription {
    readonly topic: topic.Topic;
    /**
     * The underlying sns object created for the subscription.
     */
    readonly subscription: topicSubscription.TopicSubscription;
    constructor(name: string, topic: topic.Topic, handler: TopicEventHandler, args?: TopicEventSubscriptionArgs, opts?: pulumi.ComponentResourceOptions);
}
declare module "./topic" {
    interface Topic {
        /**
         * Creates a new subscription to events fired from this Topic to the handler provided, along
         * with options to control the behavior of the subscription.
         */
        onEvent(name: string, handler: TopicEventHandler, args?: TopicEventSubscriptionArgs, opts?: pulumi.ComponentResourceOptions): TopicEventSubscription;
    }
}