/**
 * The ECS reads a deployment's rollback verdict rests on (FJL-901): the
 * service deployments ECS records for a service, how each is going, and the
 * task definition each rolls out. The deployment tail reads them through
 * `EcsService`, whose methods delegate here.
 */
import { type ECSClient } from "@aws-sdk/client-ecs";
import { type Result } from "@fjall/generator";
import { EcsError } from "./ecsError.js";
/** A service deployment as ListServiceDeployments summarises it. */
export interface ServiceDeploymentBriefInfo {
    serviceDeploymentArn: string;
    createdAt?: Date;
    finishedAt?: Date;
    status?: string;
    statusReason?: string;
    targetServiceRevisionArn?: string;
}
/**
 * A service deployment as DescribeServiceDeployments details it, narrowed to
 * what the deployment tail reads. `rollbackStartedAt` is set once ECS has
 * started rolling the deployment back.
 */
export interface ServiceDeploymentInfo extends ServiceDeploymentBriefInfo {
    rollbackStartedAt?: Date;
}
/** A service deployment or revision ECS reported under `failures`, with its reason. */
export interface EcsArnFailure {
    arn: string;
    reason: string;
}
export interface ServiceDeploymentsDescription {
    deployments: ServiceDeploymentInfo[];
    failures: EcsArnFailure[];
}
/** A service revision, narrowed to the task definition it deploys. */
export interface ServiceRevisionInfo {
    serviceRevisionArn: string;
    taskDefinition?: string;
}
export interface ServiceRevisionsDescription {
    revisions: ServiceRevisionInfo[];
    failures: EcsArnFailure[];
}
/**
 * Every service deployment of a service created at or after `createdAfter`,
 * newest first, following every page. ECS reads the `createdAt` filter
 * against each deployment's own creation time (measured in production
 * us-east-1 on 2026-10-02; its API reference says the service's). An abort
 * fails the read rather than returning the pages it reached.
 */
export declare function listServiceDeployments(client: () => Pick<ECSClient, "send">, clusterArn: string, serviceArn: string, createdAfter: Date, abortSignal?: AbortSignal): Promise<Result<ServiceDeploymentBriefInfo[], EcsError>>;
/**
 * Describe service deployments, batched at 20 ARNs. Every entry ECS reports
 * under `failures` is surfaced. An abort fails the read rather than
 * returning the batches it reached.
 */
export declare function describeServiceDeployments(client: () => Pick<ECSClient, "send">, serviceDeploymentArns: readonly string[], abortSignal?: AbortSignal): Promise<Result<ServiceDeploymentsDescription, EcsError>>;
/**
 * Describe service revisions, batched at 20 ARNs, narrowed to the task
 * definition each deploys. Every entry ECS reports under `failures` is
 * surfaced. An abort fails the read rather than returning the batches it
 * reached.
 */
export declare function describeServiceRevisions(client: () => Pick<ECSClient, "send">, serviceRevisionArns: readonly string[], abortSignal?: AbortSignal): Promise<Result<ServiceRevisionsDescription, EcsError>>;