import { PrismaService } from '../prisma/prisma.service';
export interface UiTimelineEntry {
    stepIndex: number | null;
    subStepIndex: number | null;
    action: string;
    selector: string | null;
    message: string;
    startTimestamp: Date;
    endTimestamp: Date | null;
    durationMs: number | null;
    status: 'success' | 'failed' | 'in-progress';
    error: string | null;
    children: UiTimelineChild[];
}
export type UiTimelineChild = ({
    kind: 'http';
    timestamp: Date;
    method: string;
    url: string;
    statusCode: number | null;
    origin: string | null;
    target: string | null;
    isMocked: boolean | null;
} | {
    kind: 'db';
    timestamp: Date;
    databaseType: string;
    databaseName: string;
    query: string;
    success: boolean;
    durationMs: number | null;
}) & {
    children: UiTimelineChild[];
};
export declare class UiTimelineService {
    private readonly prisma;
    private readonly logger;
    constructor(prisma: PrismaService);
    getTimeline(instanceId: string): Promise<UiTimelineEntry[]>;
    getStepCallTree(instanceId: string, stepIndex: number): Promise<UiTimelineChild[]>;
}