import type { SQLInputValue } from "node:sqlite";
import type { IDataProvider, VectorResult, VectorPoint, GraphNode, GraphEdge, SessionEntry, SymbolEntry, SymbolKind, FileMeta, ImportEntry, AuditEntry, ContextReceipt, Rule } from "@devflow-tools/sdk";
export declare class LocalDataProvider implements IDataProvider {
    private db;
    constructor(_root: string, options?: {
        dbPath?: string;
    });
    private initSchema;
    close(): void;
    vectorSearch(_collection: string, _query: number[], _limit: number): Promise<VectorResult[]>;
    vectorUpsert(_collection: string, _points: VectorPoint[]): Promise<void>;
    vectorDelete(_collection: string, _ids: string[]): Promise<void>;
    graphGetAll(): Promise<{
        nodes: GraphNode[];
        edges: GraphEdge[];
    }>;
    graphGetNode(_id: string): Promise<GraphNode | null>;
    graphGetEdges(_nodeId: string, _direction: "in" | "out"): Promise<GraphEdge[]>;
    graphUpsertNodes(_nodes: GraphNode[]): Promise<void>;
    graphUpsertEdges(_edges: GraphEdge[]): Promise<void>;
    graphClear(): Promise<void>;
    kvGet(key: string): Promise<unknown>;
    kvSet(key: string, value: unknown): Promise<void>;
    kvDelete(key: string): Promise<void>;
    kvGetPrefix(prefix: string): Promise<Record<string, unknown>>;
    sessionGet(sessionId: string): Promise<SessionEntry[]>;
    sessionAppend(sessionId: string, entry: SessionEntry): Promise<void>;
    sessionCreate(sessionId: string, task: string): Promise<void>;
    sessionClose(sessionId: string): Promise<void>;
    sqlQuery<T>(sql: string, params?: SQLInputValue[]): Promise<T[]>;
    sqlExecute(sql: string, params?: SQLInputValue[]): Promise<void>;
    recordToolCall(tool: string, args: Record<string, unknown>, durationMs: number, error?: string): Promise<void>;
    getToolCallStats(): Promise<{
        total: number;
        byTool: Record<string, number>;
        recent: Array<{
            tool: string;
            timestamp: number;
            durationMs: number;
            error?: string;
        }>;
    }>;
    private _auditSecret;
    auditGetSecret(): Promise<string>;
    auditAppend(entry: AuditEntry): Promise<void>;
    auditGetAll(): Promise<AuditEntry[]>;
    ruleSave(rule: Rule): Promise<void>;
    ruleGetAll(options?: {
        includeDisabled?: boolean;
    }): Promise<Rule[]>;
    ruleDelete(id: string): Promise<void>;
    contextReceiptPut(receipt: ContextReceipt): Promise<void>;
    contextReceiptGet(projectRoot: string, sessionId: string, executionId: string): Promise<ContextReceipt | null>;
    contextReceiptDelete(projectRoot: string, sessionId: string, executionId?: string): Promise<void>;
    insertSymbols(_symbols: SymbolEntry[]): Promise<void>;
    insertFiles(_files: FileMeta[]): Promise<void>;
    insertImports(_imports: ImportEntry[]): Promise<void>;
    findSymbols(_name: string): Promise<SymbolEntry[]>;
    findSymbolsByKind(_kind: SymbolKind): Promise<SymbolEntry[]>;
    getSymbolsInFile(_file: string): Promise<SymbolEntry[]>;
    getFileCount(): Promise<number>;
    getSymbolCount(): Promise<number>;
}