UniswapFactory_matt.sol

pragma solidity =0.7.6;

import "@uniswap/v3-periphery/contracts/interfaces/INonfungiblePositionManager.sol";
import "@uniswap/v3-periphery/contracts/interfaces/ISwapRouter.sol";
import './UserPosition.sol';
import './ISuperToken.sol';
import './IUniswapV2Router02.sol';

contract UniswapFactory {

    INonfungiblePositionManager public immutable nonfungiblePositionManager;
    ISwapRouter public immutable iSwapRouter;
    IUniswapV2Router02 public immutable iUniswapV2Router02;

    // Not sure if we will need this:
    mapping(address => UserPosition) positions;

    constructor(INonfungiblePositionManager _nonfungiblePositionManager, ISwapRouter _iSwapRouter, IUniswapV2Router02 _iUniswapV2Router02) {
        nonfungiblePositionManager = _nonfungiblePositionManager;
        iSwapRouter = _iSwapRouter;
        iUniswapV2Router02 = _iUniswapV2Router02;
    }

    function createUserPositionContract(ISuperToken acceptedToken, address userAddress) external returns (address) {
        UserPosition pos = new UserPosition(nonfungiblePositionManager, acceptedToken, userAddress, iSwapRouter, iUniswapV2Router02);
        positions[userAddress] = pos;
        return address(pos);
    }

    function callPositionContract(address userAddress) external {
        // Take the address and call the respective position contracts function
        positions[userAddress].updatePosition();
    }
}