import { Fraction } from '@uniswap/sdk-core';

export type Position = {
  lowerTick: number;
  upperTick: number;
  weight: number;
};

export type SwapResult = {
  amountToSwap: bigint;
  zeroForOne: boolean;
};

export type SearchMode = 'input' | 'output' | 'parallel';

export type GetSwapAmountOptions = {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  pool: any;
  desiredPositions: Position[];
  inputT0Bal: bigint;
  inputT1Bal: bigint;
  t0Address: string;
  t1Address: string;
  // Uniswap V3 only
  fee?: number;
  maxIterations: number;
  ratioErrorTolerance?: Fraction;
  // Price impact guard in basis points (e.g., 1000 = 10%)
  maxPriceImpactBps?: number;
  // Uniswap only: choose strategy
  searchMode?: SearchMode;
  // Engine-specific extras (tickSpacing, deployer, etc.)
  engineExtras?: Record<string, unknown>;
  // Choose ratio calc variant: 'tick' matches legacy behavior
  clampMode?: 'price' | 'tick';
};