/**
 * Sourcing facade — a single entry point for tools to resolve part
 * sourcing/pricing data across the keyless tier (LCSC via jlcsearch) and
 * authenticated tiers (Mouser, DigiKey), reusing the {@link SupplierAdapter}
 * normalization already built for BOM quality checks.
 *
 * @module
 */
import { type ToolContext } from '../tools/types.js';
export type SourcingTier = 'keyless' | 'authenticated';
export interface SourcingIdentifier {
    lcsc?: string;
    mpn?: string;
}
export interface SourcingTierResult {
    supplier: string;
    tier: SourcingTier;
    found: boolean;
    in_stock: boolean;
    quantity_available?: number;
    unit_price?: number;
    currency?: string;
    lead_time_days?: number;
    classification?: string;
    status: string;
    source: string;
    from_cache: boolean;
    cache_age_seconds: number;
    reason?: string;
}
export interface ResolvePartSourcingOptions {
    /** Restrict to these supplier keys (case-insensitive). Omit to try every configured supplier. */
    suppliers?: string[];
    /** Whether the keyless LCSC tier should be attempted. Defaults to true. */
    keylessSourcingEnabled?: boolean;
}
/**
 * Resolve sourcing/pricing data for a single part identifier across every
 * configured, available supplier. LCSC is queried keyless-first via the
 * public jlcsearch dataset when an LCSC code is known; Mouser/DigiKey are
 * queried only when a manufacturer part number is known, since neither
 * exposes a keyless tier.
 */
export declare function resolvePartSourcing(vendors: ToolContext['vendors'], identifier: SourcingIdentifier, options?: ResolvePartSourcingOptions): Promise<SourcingTierResult[]>;