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Code refactor

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This commit is contained in:
Thrilok Kumar 2020-05-08 07:50:25 +05:30
parent aadf5f6db3
commit a80d0c1e4d
1 changed files with 13 additions and 33 deletions
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46
contracts/connectors/curve.sol
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@ -1,43 +1,23 @@
pragma solidity ^0.6.0;
interface ICurve {
function underlying_coins(int128 tokenId) external view returns (address token);
function calc_token_amount(uint256[4] calldata amounts, bool deposit) external returns (uint256 amount);
function add_liquidity(uint256[4] calldata amounts, uint256 min_mint_amount) external;
function get_dy(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt) external returns (uint256 buyTokenAmt);
function exchange(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt, uint256 minBuyToken) external;
function remove_liquidity_imbalance(uint256[4] calldata amounts, uint256 max_burn_amount) external;
}
interface ICurveZap {
function calc_withdraw_one_coin(uint256 _token_amount, int128 i) external returns (uint256 amount);
}
// import files from common directory
import { TokenInterface , MemoryInterface, EventInterface} from "../common/interfaces.sol";
import { Stores } from "../common/stores.sol";
import { DSMath } from "../common/math.sol";
interface ICurve {
function get_virtual_price() external returns (uint256 out);
function underlying_coins(int128 tokenId) external view returns (address token);
function calc_token_amount(uint256[4] calldata amounts, bool deposit) external returns (uint256 amount);
function add_liquidity(uint256[4] calldata amounts, uint256 min_mint_amount) external;
function get_dy(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt) external returns (uint256 buyTokenAmt);
// Used when there's an underlying token. Example:- cdai, cusdc, etc. If not then
function get_dy_underlying(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt) external returns (uint256 buyTokenAmt);
function exchange(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt, uint256 minBuyToken) external;
// Used when there's an underlying token. Example:- cdai, cusdc, etc.
function exchange_underlying(int128 sellTokenId, int128 buyTokenId, uint256 sellTokenAmt, uint256 minBuyToken) external;
function remove_liquidity(uint256 _amount, uint256[4] calldata min_amounts) external;
function remove_liquidity_imbalance(uint256[4] calldata amounts, uint256 max_burn_amount) external;
}
interface ICurveZap {
function calc_withdraw_one_coin(uint256 _token_amount, int128 i) external returns (uint256 amount);
function remove_liquidity_one_coin(uint256 _token_amount, int128 i, uint256 min_uamount) external;
}
contract CurveHelpers is Stores, DSMath {
/**
* @dev Return Curve Swap Address