import type { ReadLedgerV3Result } from "./reader.js";
export declare const EVENT_V3_SAFETY_REDUCER_BUILD: "event-v3-safety-reducer-v2";
export type SafetyProjectionDiagnosticCodeV3 = "ledger_incomplete" | "duplicate_session_start" | "terminal_without_start" | "event_after_terminal" | "transition_without_live_subject" | "transition_prior_mismatch" | "authority_attribution_unverified" | "wait_end_without_start" | "claim_acquire_conflict" | "claim_release_without_acquire" | "decision_prior_mismatch" | "delegation_duplicate_start" | "delegation_complete_without_start" | "delegation_identity_mismatch";
export interface SafetyProjectionDiagnosticV3 {
    code: SafetyProjectionDiagnosticCodeV3;
    event_id?: string;
    generation_id?: string;
    subject_instance_id?: string;
    source_code?: string;
    authority_blocking: boolean;
}
export interface WaitProjectionV3 {
    wait_id: string;
    kind: string;
    started_event_id: string;
    started_at: string;
    authority_reference?: string;
    wake_at?: string;
}
export interface GenerationSafetyStateV3 {
    generation_id: string;
    instance_id: string;
    session_id: string;
    started_event_id: string;
    started_at: string;
    last_observed_at: string;
    attestation_id: string;
    phase: "live" | "terminal";
    activity: "working" | "needs_input" | "idle" | "terminal";
    last_event_id: string;
    last_segment_ordinal: number;
    last_byte_offset: number;
    task_state?: string;
    task_state_updated_at?: string;
    lifecycle_state?: string;
    lifecycle_state_updated_at?: string;
    presence_state?: string;
    presence_state_updated_at?: string;
    provisional_termination?: {
        observation: string;
        event_id: string;
        observed_at: string;
    };
    terminal?: {
        event_id: string;
        observed_at: string;
        outcome: string;
        authority: "native" | "approved";
        reason: string;
    };
    waits: Record<string, WaitProjectionV3>;
    progress_event_ids: string[];
    last_context_event_id?: string;
    resume_count: number;
}
export interface ClaimProjectionV3 {
    key: string;
    subject_instance_id: string;
    actor_instance_id: string;
    target_digest: string;
    target_kind: string;
    target_display?: string;
    access: "read" | "write";
    acquired_event_id: string;
    transaction_id: string;
}
export interface DelegationProjectionV3 {
    delegation_id: string;
    parent_generation_id: string;
    child_generation_id: string;
    role: string;
    started_event_id: string;
    completed_event_id?: string;
    outcome?: string;
}
export interface SafetyProjectionV3 {
    reducer_build_id: typeof EVENT_V3_SAFETY_REDUCER_BUILD;
    evidence_complete: boolean;
    history_complete: boolean;
    authority_safe: boolean;
    diagnostics: SafetyProjectionDiagnosticV3[];
    generations: Record<string, GenerationSafetyStateV3>;
    current_generation_by_instance: Record<string, string>;
    claims: Record<string, ClaimProjectionV3>;
    delegations: Record<string, DelegationProjectionV3>;
    decisions: Record<string, string>;
    identities: Record<string, string>;
    health: Record<string, {
        severity: string;
        condition: string;
        event_id: string;
    }>;
}
/**
 * Deterministically fold only contract-validated V3 rows. Physical ledger
 * order is authoritative; wall-clock values are display evidence, never the
 * conflict-resolution key. An incomplete source makes authority reads fail
 * closed even when the unaffected portions can still be shown diagnostically.
 */
export declare function reduceSafetyProjectionV3(read: ReadLedgerV3Result): SafetyProjectionV3;
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