export interface CrossProject {
    id: string;
    path: string;
    name: string;
    role: string;
    lastIndexedAt: number;
    gitSha: string;
}
export interface InterfaceContract {
    id?: number;
    projectId: string;
    interfaceType: string;
    sourceFile: string;
    symbolName: string;
    symbolKind: string;
    signature?: string;
    fileLine?: number;
    contentHash: string;
}
export interface CrossEdge {
    id?: number;
    consumerProjectId: string;
    consumerFile: string;
    consumerSymbol: string;
    consumerLine?: number;
    contractId: number;
    edgeType: string;
    confidence: number;
}
export declare class CrossRepoDb {
    private db;
    constructor(dbPath: string);
    upsertProject(id: string, path: string, name: string, role: string, gitSha: string): void;
    getProject(id: string): CrossProject | null;
    listProjects(): CrossProject[];
    upsertContract(contract: InterfaceContract): void;
    getContractsForProject(projectId: string): InterfaceContract[];
    getContractBySymbol(symbolName: string, interfaceType?: string): InterfaceContract[];
    deleteContractsForProject(projectId: string): void;
    upsertCrossEdge(edge: CrossEdge): void;
    getCrossEdgesForContract(contractId: number): CrossEdge[];
    getCrossEdgesForProject(projectId: string): CrossEdge[];
    deleteCrossEdgesForProject(projectId: string): void;
    isProjectStale(projectId: string, currentSha: string): boolean;
    close(): void;
    private mapProject;
    private mapContract;
    private mapEdge;
}