interface SourceRef {
    sourceDocumentId: string;
    excerpt?: string;
}
interface SourceDocument {
    id: string;
    jurisdiction: string;
    authority: string;
    title: string;
    fetchedAt: Date;
    hash: string;
    fileId: string;
}
interface Rule {
    id: string;
    jurisdiction: string;
    topicKey: string;
}
interface RuleVersion {
    id: string;
    ruleId: string;
    jurisdiction: string;
    topicKey: string;
    version: string;
    content: string;
    sourceRefs: SourceRef[];
    status: 'draft' | 'approved' | 'rejected';
    approvedBy?: string;
    approvedAt?: Date;
    createdAt: Date;
}
interface KBSnapshot {
    id: string;
    jurisdiction: string;
    asOfDate: Date;
    includedRuleVersionIds: string[];
    publishedAt: Date;
}
export interface MemoryKbStore {
    sources: Map<string, SourceDocument>;
    rules: Map<string, Rule>;
    ruleVersions: Map<string, RuleVersion>;
    snapshots: Map<string, KBSnapshot>;
    nextRuleVersionNumberByRuleId: Map<string, number>;
}
export declare function createMemoryKbStore(): MemoryKbStore;
export interface MemoryKbHandlers {
    createRule(rule: Rule): Promise<Rule>;
    ingestSource(input: Omit<SourceDocument, 'id'>): Promise<SourceDocument>;
    upsertRuleVersion(input: {
        ruleId: string;
        content: string;
        sourceRefs: SourceRef[];
    }): Promise<RuleVersion>;
    approveRuleVersion(input: {
        ruleVersionId: string;
        approver: string;
    }): Promise<RuleVersion>;
    publishSnapshot(input: {
        jurisdiction: string;
        asOfDate: Date;
    }): Promise<KBSnapshot>;
    search(input: {
        snapshotId: string;
        jurisdiction: string;
        query: string;
    }): Promise<{
        items: {
            ruleVersionId: string;
            excerpt?: string;
        }[];
    }>;
}
export declare function createMemoryKbHandlers(store: MemoryKbStore): MemoryKbHandlers;
export {};