//SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
// pragma experimental ABIEncoderV2;

import "./interface.sol";
import "../../common/stores.sol";
import "../../common/basic.sol";
import "../../common/interfaces.sol";

abstract contract Helpers is Stores, Basic {
	
	IMorpho public constant MORPHO_BLUE =
		IMorpho(0x777777c9898D384F785Ee44Acfe945efDFf5f3E0);



	function _performEthToWethConversion(
		address _tokenAddress,
		uint256 _amount,
		uint256 _getId
	) internal returns (TokenInterface _tokenContract, uint256 _amt, bool _isMax) {
		_amt = getUint(_getId, _amount);
		_isMax = _amt == uint256(-1);

		if (_tokenAddress == ethAddr) {
		        _tokenContract = TokenInterface(wethAddr);
		        if (_amt == uint256(-1)) _amt = address(this).balance;
		        convertEthToWeth(true, _tokenContract, _amt);
		} else {
		       _tokenContract = TokenInterface(_tokenAddress);
		        if (_amt == uint256(-1)) _amt = _tokenContract.balanceOf(address(this)); 
		}
	}

    uint256 internal constant MARKET_PARAMS_BYTES_LENGTH = 5 * 32;

    /// @notice Returns the id of the market `marketParams`.
    function id(MarketParams memory marketParams) internal pure returns (Id marketParamsId) {
        assembly {
            marketParamsId := keccak256(marketParams, MARKET_PARAMS_BYTES_LENGTH)
        }
    }
}