//#region extensions/crypto/src/services/dex-aggregator.d.ts
/**
 * DEX Aggregator — multi-source swap quoting with best-price selection.
 *
 * Queries multiple DEX aggregators in parallel and returns the best quote
 * (factoring in output amount and gas cost). Falls back gracefully if any
 * aggregator is unavailable.
 *
 * Supported aggregators:
 * - 0x (current default)
 * - 1inch Fusion
 * - ParaSwap
 * - CowSwap (MEV-protected)
 * - Odos (multi-hop optimization)
 * - KyberSwap
 * - OpenOcean
 */
interface SwapQuote {
  aggregator: string;
  sellToken: string;
  buyToken: string;
  sellAmount: string;
  buyAmount: string;
  price: number;
  gasEstimate: string;
  gasPrice?: string;
  gasCostUsd?: number;
  netOutputUsd?: number;
  route?: string;
  data?: unknown;
  error?: string;
}
interface AggregatorConfig {
  enabled?: boolean;
  apiKeyEnv?: string;
  baseUrl: string;
}
interface DexAggregatorConfig {
  /** Which aggregators to use. Default: all available. */
  aggregators?: Partial<Record<string, AggregatorConfig>>;
  /** Chain ID. Default: 8453 (Base). */
  chainId?: number;
  /** Slippage in basis points. Default: 50 (0.5%). */
  slippageBps?: number;
  /** Quote timeout per aggregator in ms. Default: 5000. */
  timeoutMs?: number;
}
declare class DexAggregator {
  private chainId;
  private slippageBps;
  private timeoutMs;
  private aggregators;
  constructor(config?: DexAggregatorConfig);
  /** Get the list of enabled aggregator names. */
  getEnabled(): string[];
  /**
   * Get quotes from all enabled aggregators in parallel.
   * Returns all results (including errors) sorted by best output.
   */
  getQuotes(sellToken: string, buyToken: string, sellAmount: string, chainId?: number): Promise<SwapQuote[]>;
  /**
   * Get the single best quote across all aggregators.
   * Optionally factors in gas cost (if netOutputUsd is available).
   */
  getBestQuote(sellToken: string, buyToken: string, sellAmount: string, chainId?: number): Promise<SwapQuote>;
  private fetchSingle;
}
declare function getDexAggregator(config?: DexAggregatorConfig): DexAggregator;
declare function resetDexAggregator(): void;
//#endregion
export { AggregatorConfig, DexAggregator, DexAggregatorConfig, SwapQuote, getDexAggregator, resetDexAggregator };
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