import type { DatabaseAdapter } from '../db-manager.js';
export type MergeCaseErrorCode = 'case.confirmation_required' | 'case.merge_self' | 'case.merge_chain_cycle' | 'case.terminal_status';
export interface MergeCasesInput {
    loser_case_id: string;
    survivor_case_id: string;
    reason: string;
    confirmed: true;
    confirmed_by: string;
    confirmation_summary: string;
    now?: string;
}
export type MergeCasesResult = {
    kind: 'merged';
    loser_case_id: string;
    survivor_case_id: string;
    audit_event_id: string;
} | {
    kind: 'precompile_gap';
    code: 'case.precompile_gap';
    case_id: string;
} | {
    kind: 'rejected';
    code: MergeCaseErrorCode;
    message: string;
};
export interface SplitCaseChildPlan {
    title: string;
    current_wiki_path?: string | null;
    membership_sources: Array<{
        source_type: 'decision' | 'event' | 'observation' | 'artifact';
        source_id: string;
        remove_from_parent?: boolean;
    }>;
}
export interface SplitCaseInput {
    parent_case_id: string;
    children: SplitCaseChildPlan[];
    trusted_child_case_ids: string[];
    reason: string;
    confirmed: true;
    confirmed_by: string;
    confirmation_summary: string;
    now?: string;
}
export type SplitCaseResult = {
    kind: 'split';
    parent_case_id: string;
    child_case_ids: string[];
    audit_event_id: string;
} | {
    kind: 'precompile_gap';
    code: 'case.precompile_gap';
    case_id: string;
} | {
    kind: 'rejected';
    code: 'case.confirmation_required' | 'case.terminal_status' | 'case.split_requires_two_children' | 'case.child_id_not_trusted' | 'case.child_id_count_mismatch';
    message: string;
};
export declare function mergeCases(adapter: DatabaseAdapter, input: MergeCasesInput): MergeCasesResult;
export declare function splitCase(adapter: DatabaseAdapter, input: SplitCaseInput): SplitCaseResult;
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