import { ethers } from 'ethers';

export interface UniswapV3Options {
  provider: ethers.JsonRpcProvider;
}

export class UniswapV3Source {
  private provider: ethers.JsonRpcProvider;

  constructor(options: UniswapV3Options) {
    this.provider = options.provider;
  }

  // 从池读取 sqrtPriceX96 并换算（占位）
  async getPrice(poolAddress: string, inverted: boolean = false): Promise<{ price: number; timestamp: number } | null> {
    if (!poolAddress || poolAddress === '0x0000000000000000000000000000000000000000') return null;
    // TODO: 读取 slot0.sqrtPriceX96 并转换为价格
    return null;
  }
}