mirror of
https://github.com/Instadapp/dsa-connectors.git
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feat: Update function calculations
This commit is contained in:
Shriya Tyagi
parent
4f2b61d4d4
commit
ddaec8d11a
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@ -1,38 +1,42 @@
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//SPDX-License-Identifier: MIT
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//SPDX-License-Identifier: MIT
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pragma solidity ^0.7.0;
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pragma solidity ^0.7.0;
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contract Events {
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contract Events {
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event LogDeposit(
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event LogDeposit(
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address indexed token,
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address indexed token,
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uint256 underlyingAmt,
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uint256 underlyingAmt,
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uint256 minSharesPerToken,
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uint256 minSharesPerToken,
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uint256 getId,
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uint256 sharesReceieved,
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uint256 setId
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uint256 getId,
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);
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uint256 setId
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);
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event LogMint(
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address indexed token,
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event LogMint(
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uint256 shareAmt,
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address indexed token,
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uint256 maxTokenPerShares,
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uint256 shareAmt,
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uint256 getId,
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uint256 maxTokenPerShares,
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uint256 setId
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uint256 underlyingTokenAmount,
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);
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uint256 getId,
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uint256 setId
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event LogWithdraw(
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);
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address indexed token,
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uint256 underlyingAmt,
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event LogWithdraw(
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uint256 maxSharesPerToken,
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address indexed token,
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address indexed to,
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uint256 underlyingAmt,
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uint256 getId,
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uint256 maxSharesPerToken,
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uint256 setId
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uint256 sharedBurned,
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);
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address indexed to,
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uint256 getId,
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event LogRedeem(
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uint256 setId
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address indexed token,
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);
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uint256 shareAmt,
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uint256 minTokenPerShares,
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event LogRedeem(
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address to,
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address indexed token,
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uint256 getId,
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uint256 shareAmt,
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uint256 setId
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uint256 minTokenPerShares,
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);
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uint256 underlyingAmtReceieved,
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}
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address to,
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uint256 getId,
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uint256 setId
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);
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}
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@ -1,272 +1,302 @@
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//SPDX-License-Identifier: MIT
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//SPDX-License-Identifier: MIT
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pragma solidity ^0.7.0;
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pragma solidity ^0.7.0;
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/**
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/**
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* @title Basic D.
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* @title Basic D.
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* @dev Deposit, Mint, Withdraw, & Redeem from ERC4626 DSA.
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* @dev Deposit, Mint, Withdraw, & Redeem from ERC4626 DSA.
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*/
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*/
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import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import { IERC4626 } from "./interface.sol";
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import { IERC4626 } from "./interface.sol";
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import { TokenInterface } from "../../common/interfaces.sol";
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import { TokenInterface } from "../../common/interfaces.sol";
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import { DSMath } from "../../common/math.sol";
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import { DSMath } from "../../common/math.sol";
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import { Basic } from "../../common/basic.sol";
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import { Basic } from "../../common/basic.sol";
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import { Events } from "./events.sol";
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import { Events } from "./events.sol";
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abstract contract BasicConnector is Events, DSMath, Basic {
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abstract contract BasicConnector is Events, DSMath, Basic {
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/**
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/**
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* @dev Deposit underlying asset to ERC4626 Vault.
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* @dev Deposit underlying asset to ERC4626 Vault.
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* @notice Mints vault shares by depositing exactly amount of underlying assets
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* @notice Mints vault shares by depositing exactly amount of underlying assets
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* @param token ERC4626 Token address.
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* @param vaultToken ERC4626 Token address.
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* @param underlyingAmt The amount of the underlying asset to deposit. (For max: `uint256(-1)`)
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* @param underlyingAmt The amount of the underlying asset to deposit. (For max: `uint256(-1)`)
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* @param minSharesPerToken The min share rate of deposit
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* @param minSharesPerToken The min share rate of deposit. Should always be in 18 decimals.
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* @param getId ID to retrieve amt.
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* @param getId ID to retrieve amt.
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* @param setId ID stores the amount of tokens deposited.
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* @param setId ID stores the amount of tokens deposited.
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*/
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*/
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function deposit(
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function deposit(
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address vaultToken,
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address token,
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uint256 underlyingAmt,
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uint256 underlyingAmt,
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uint256 minSharesPerToken,
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uint256 minSharesPerToken,
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uint256 getId,
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uint256 getId,
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uint256 setId
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uint256 setId
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) public returns (string memory _eventName, bytes memory _eventParam) {
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) public returns (string memory _eventName, bytes memory _eventParam) {
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uint256 _underlyingAmt = getUint(getId, underlyingAmt);
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uint256 _underlyingAmt = getUint(getId, underlyingAmt);
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IERC4626 vaultTokenContract = IERC4626(token);
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IERC4626 vaultTokenContract = IERC4626(vaultToken);
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TokenInterface _underlyingTokenContract = TokenInterface(
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address _underlyingToken = vaultTokenContract.asset();
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vaultTokenContract.asset()
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uint8 _vaultShareDecimal = vaultTokenContract.decimals();
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);
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TokenInterface underlyingTokenContract = TokenInterface(
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_underlyingToken
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_underlyingAmt = _underlyingAmt == uint256(-1)
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);
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? _underlyingTokenContract.balanceOf(address(this))
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: _underlyingAmt;
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_underlyingAmt = _underlyingAmt == uint256(-1)
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? underlyingTokenContract.balanceOf(address(this))
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// Making sure that the underlying amount is always in 18 decimals.
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: _underlyingAmt;
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uint256 _underlyingAmt18 = convertTo18(
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_underlyingTokenContract.decimals(),
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uint256 _minShares = convert18ToDec(
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_underlyingAmt
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_vaultShareDecimal,
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);
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wmul(minSharesPerToken, _underlyingAmt)
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);
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uint256 _minShares = convert18ToDec(
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vaultTokenContract.decimals(),
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uint256 _initialVaultBal = vaultTokenContract.balanceOf(address(this));
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wmul(minSharesPerToken, _underlyingAmt18) // Returns final amount in the floor value of the two token decimals.
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);
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approve(underlyingTokenContract, token, _underlyingAmt);
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vaultTokenContract.deposit(_underlyingAmt, address(this));
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uint256 _initialVaultBal = vaultTokenContract.balanceOf(address(this));
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uint256 _finalVaultBal = vaultTokenContract.balanceOf(address(this));
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approve(_underlyingTokenContract, vaultToken, _underlyingAmt);
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vaultTokenContract.deposit(_underlyingAmt, address(this));
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require(
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_minShares <= sub(_finalVaultBal, _initialVaultBal),
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uint256 _sharesReceieved = sub(
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"minShares-exceeds"
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vaultTokenContract.balanceOf(address(this)),
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);
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_initialVaultBal
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);
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setUint(setId, _underlyingAmt);
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require(_minShares <= _sharesReceieved, "Less shares received");
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_eventName = "LogDeposit(address,uint256,uint256,uint256,uint256)";
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_eventParam = abi.encode(
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setUint(setId, _sharesReceieved);
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token,
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_underlyingAmt,
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_eventName = "LogDeposit(address,uint256,uint256,uint256,uint256,uint256)";
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minSharesPerToken,
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_eventParam = abi.encode(
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getId,
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vaultToken,
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setId
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_underlyingAmt,
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);
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minSharesPerToken,
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}
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_sharesReceieved,
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getId,
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/**
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setId
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* @dev Mint underlying asset to ERC4626 Vault.
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);
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* @notice Mints vault shares by minting exactly amount of underlying assets
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}
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* @param token ERC4626 Token address.
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* @param shareAmt The amount of the share to mint. (For max: `uint256(-1)`)
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/**
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* @param maxTokenPerShares The max underyling token rate of mint
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* @dev Mint underlying asset to ERC4626 Vault.
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* @param getId ID to retrieve amt.
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* @notice Mints vault shares by minting exactly amount of underlying assets
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* @param setId ID stores the amount of tokens minted.
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* @param vaultToken ERC4626 Token address.
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*/
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* @param shareAmt The amount of the share to mint. (For max: `uint256(-1)`)
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* @param maxTokenPerShares The max underyling token rate of mint. Always in 18 decimals.
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function mint(
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* @param getId ID to retrieve amt.
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address token,
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* @param setId ID stores the amount of tokens minted.
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uint256 shareAmt,
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*/
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uint256 maxTokenPerShares,
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function mint(
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uint256 getId,
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address vaultToken,
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uint256 setId
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uint256 shareAmt,
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) public returns (string memory _eventName, bytes memory _eventParam) {
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uint256 maxTokenPerShares,
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uint256 _shareAmt = getUint(getId, shareAmt);
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uint256 getId,
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IERC4626 vaultTokenContract = IERC4626(token);
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uint256 setId
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) public returns (string memory _eventName, bytes memory _eventParam) {
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address _underlyingToken = vaultTokenContract.asset();
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uint256 _shareAmt = getUint(getId, shareAmt);
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uint8 _vaultShareDecimal = vaultTokenContract.decimals();
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TokenInterface underlyingTokenContract = TokenInterface(
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IERC4626 vaultTokenContract = IERC4626(vaultToken);
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_underlyingToken
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TokenInterface underlyingTokenContract = TokenInterface(
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);
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vaultTokenContract.asset()
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);
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_shareAmt = _shareAmt == uint256(-1)
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? vaultTokenContract.balanceOf(address(this))
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// In vault token decimals
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: _shareAmt;
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_shareAmt = _shareAmt == uint256(-1)
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? vaultTokenContract.balanceOf(address(this))
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maxTokenPerShares = convertTo18(
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: _shareAmt;
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_vaultShareDecimal,
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wmul(maxTokenPerShares, _shareAmt)
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// In 18 decimals
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);
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maxTokenPerShares = convertTo18(
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vaultTokenContract.decimals(),
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uint256 _approveUnderlyingTokenAmount = vaultTokenContract.previewMint(
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wmul(maxTokenPerShares, _shareAmt) // Returns final amount in the vault token decimals.
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_shareAmt
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);
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);
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// In token decimals
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uint256 _initalUnderlyingBal = IERC20(_underlyingToken).balanceOf(
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maxTokenPerShares = convert18ToDec(
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address(this)
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underlyingTokenContract.decimals(),
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);
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maxTokenPerShares
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);
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approve(underlyingTokenContract, token, _approveUnderlyingTokenAmount);
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// In token decimals
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vaultTokenContract.mint(_shareAmt, address(this));
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uint256 _underlyingTokenAmount = vaultTokenContract.previewMint(
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_shareAmt
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uint256 _finalUnderlyingBal = IERC20(_underlyingToken).balanceOf(
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);
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address(this)
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);
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// In token decimals
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uint256 _initalUnderlyingBal = underlyingTokenContract.balanceOf(
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require(
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address(this)
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maxTokenPerShares >= sub(_initalUnderlyingBal, _finalUnderlyingBal),
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);
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"maxTokenPerShares-exceeds"
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);
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approve(underlyingTokenContract, vaultToken, _underlyingTokenAmount);
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setUint(setId, _shareAmt);
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vaultTokenContract.mint(_shareAmt, address(this));
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_eventName = "LogMint(address,uint256,uint256,uint256,uint256)";
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// In token decimals
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_eventParam = abi.encode(
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uint256 _finalUnderlyingBal = underlyingTokenContract.balanceOf(
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token,
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address(this)
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_shareAmt,
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);
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maxTokenPerShares,
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getId,
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require(
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setId
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maxTokenPerShares >= sub(_initalUnderlyingBal, _finalUnderlyingBal),
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);
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"maxTokenPerShares-exceeds"
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}
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);
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/**
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setUint(setId, _shareAmt);
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* @dev Withdraw underlying asset from ERC4626 Vault.
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* @notice Withdraw vault shares with exactly amount of underlying assets
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_eventName = "LogMint(address,uint256,uint256,uint256,uint256,uint256)";
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* @param token ERC4626 Token address.
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_eventParam = abi.encode(
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* @param underlyingAmt The amount of the token to withdraw. (For max: `uint256(-1)`)
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vaultToken,
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* @param maxSharesPerToken The max share rate of withdrawn amount.
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_shareAmt,
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* @param to The address of receiver.
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maxTokenPerShares,
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* @param getId ID to retrieve amt.
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_underlyingTokenAmount,
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* @param setId ID stores the amount of tokens withdrawn.
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getId,
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*/
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setId
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);
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function withdraw(
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}
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address token,
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uint256 underlyingAmt,
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/**
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uint256 maxSharesPerToken,
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* @dev Withdraw underlying asset from ERC4626 Vault.
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address payable to,
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* @notice Withdraw vault shares with exactly amount of underlying assets
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uint256 getId,
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* @param vaultToken ERC4626 Token address.
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uint256 setId
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* @param underlyingAmt The amount of the token to withdraw. (For max: `uint256(-1)`)
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) public returns (string memory _eventName, bytes memory _eventParam) {
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* @param maxSharesPerToken The max share rate of withdrawn amount. Always send in 18 decimals.
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uint256 _underlyingAmt = getUint(getId, underlyingAmt);
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* @param to The address of receiver.
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IERC4626 vaultTokenContract = IERC4626(token);
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* @param getId ID to retrieve amt.
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* @param setId ID stores the amount of tokens withdrawn.
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address _underlyingToken = vaultTokenContract.asset();
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*/
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uint8 _vaultShareDecimal = vaultTokenContract.decimals();
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function withdraw(
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TokenInterface underlyingTokenContract = TokenInterface(
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address vaultToken,
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_underlyingToken
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uint256 underlyingAmt,
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);
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uint256 maxSharesPerToken,
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address payable to,
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_underlyingAmt = _underlyingAmt == uint256(-1)
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uint256 getId,
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? underlyingTokenContract.balanceOf(address(this))
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uint256 setId
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: _underlyingAmt;
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) public returns (string memory _eventName, bytes memory _eventParam) {
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uint256 _underlyingAmt = getUint(getId, underlyingAmt);
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uint256 _maxShares = convert18ToDec(
|
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_vaultShareDecimal,
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IERC4626 vaultTokenContract = IERC4626(vaultToken);
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wmul(maxSharesPerToken, _underlyingAmt)
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TokenInterface underlyingTokenContract = TokenInterface(
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);
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vaultTokenContract.asset()
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);
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uint256 _initialVaultBal = vaultTokenContract.balanceOf(to);
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// In token decimals
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vaultTokenContract.withdraw(_underlyingAmt, to, address(this));
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_underlyingAmt = _underlyingAmt == uint256(-1)
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? underlyingTokenContract.balanceOf(address(this))
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uint256 _finalVaultBal = vaultTokenContract.balanceOf(to);
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: _underlyingAmt;
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|
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require(
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// In 18 decimals
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_maxShares >= sub(_finalVaultBal, _initialVaultBal),
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_underlyingAmt = convertTo18(
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"maxShares-exceeds"
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underlyingTokenContract.decimals(),
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);
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_underlyingAmt
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);
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setUint(setId, _underlyingAmt);
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// In vault token decimals
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_eventName = "LogWithdraw(address,uint256,uint256,address,uint256,uint256)";
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uint256 _maxShares = convert18ToDec(
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_eventParam = abi.encode(
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vaultTokenContract.decimals(),
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token,
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wmul(maxSharesPerToken, _underlyingAmt) // In 18 decimals
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_underlyingAmt,
|
);
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maxSharesPerToken,
|
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to,
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// In vault token decimals
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getId,
|
uint256 _initialVaultBal = vaultTokenContract.balanceOf(to);
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setId
|
|
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);
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vaultTokenContract.withdraw(_underlyingAmt, to, address(this));
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}
|
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|
// In vault token decimals
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/**
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uint256 _finalVaultBal = vaultTokenContract.balanceOf(to);
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* @dev Redeem underlying asset from ERC4626 Vault.
|
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* @notice Redeem vault shares with exactly amount of underlying assets
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// In vault token decimals
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* @param token ERC4626 Token address.
|
uint256 _sharesBurned = sub(_initialVaultBal, _finalVaultBal);
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* @param shareAmt The amount of the token to redeem. (For max: `uint256(-1)`)
|
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* @param minTokenPerShares The min underlying token rate of withdraw.
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require(_maxShares >= _sharesBurned, "maxShares-exceeds");
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* @param to The address of receiver.
|
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* @param getId ID to retrieve amt.
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setUint(setId, _underlyingAmt);
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* @param setId ID stores the amount of tokens redeem.
|
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*/
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_eventName = "LogWithdraw(address,uint256,uint256,uint256,address,uint256,uint256)";
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_eventParam = abi.encode(
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function redeem(
|
vaultToken,
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address token,
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_underlyingAmt,
|
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uint256 shareAmt,
|
maxSharesPerToken,
|
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uint256 minTokenPerShares,
|
_sharesBurned,
|
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address payable to,
|
to,
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uint256 getId,
|
getId,
|
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uint256 setId
|
setId
|
||||||
) public returns (string memory _eventName, bytes memory _eventParam) {
|
);
|
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uint256 _shareAmt = getUint(getId, shareAmt);
|
}
|
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IERC4626 vaultTokenContract = IERC4626(token);
|
|
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|
/**
|
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address _underlyingToken = vaultTokenContract.asset();
|
* @dev Redeem underlying asset from ERC4626 Vault.
|
||||||
uint8 _vaultShareDecimal = vaultTokenContract.decimals();
|
* @notice Redeem vault shares with exactly amount of underlying assets
|
||||||
TokenInterface underlyingTokenContract = TokenInterface(
|
* @param vaultToken ERC4626 Token address.
|
||||||
_underlyingToken
|
* @param shareAmt The amount of the token to redeem. (For max: `uint256(-1)`)
|
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);
|
* @param minTokenPerShares The min underlying token rate of withdraw. Always in 18 decimals.
|
||||||
|
* @param to The address of receiver.
|
||||||
_shareAmt = _shareAmt == uint256(-1)
|
* @param getId ID to retrieve amt.
|
||||||
? vaultTokenContract.balanceOf(address(this))
|
* @param setId ID stores the amount of tokens redeem.
|
||||||
: _shareAmt;
|
*/
|
||||||
|
|
||||||
uint256 _minUnderlyingAmt = convert18ToDec(
|
function redeem(
|
||||||
_vaultShareDecimal,
|
address vaultToken,
|
||||||
wmul(minTokenPerShares, _shareAmt)
|
uint256 shareAmt,
|
||||||
);
|
uint256 minTokenPerShares,
|
||||||
|
address payable to,
|
||||||
uint256 _initalUnderlyingBal = IERC20(_underlyingToken).balanceOf(
|
uint256 getId,
|
||||||
to
|
uint256 setId
|
||||||
);
|
) public returns (string memory _eventName, bytes memory _eventParam) {
|
||||||
|
uint256 _shareAmt = getUint(getId, shareAmt);
|
||||||
vaultTokenContract.redeem(_shareAmt, to, address(this));
|
|
||||||
|
IERC4626 vaultTokenContract = IERC4626(vaultToken);
|
||||||
uint256 _finalUnderlyingBal = IERC20(_underlyingToken).balanceOf(
|
TokenInterface underlyingTokenContract = TokenInterface(
|
||||||
to
|
vaultTokenContract.asset()
|
||||||
);
|
);
|
||||||
|
|
||||||
require(
|
// In vault token decimals
|
||||||
_minUnderlyingAmt <= sub(_finalUnderlyingBal, _initalUnderlyingBal),
|
_shareAmt = _shareAmt == uint256(-1)
|
||||||
"_minUnderlyingAmt-exceeds"
|
? vaultTokenContract.balanceOf(address(this))
|
||||||
);
|
: _shareAmt;
|
||||||
setUint(setId, _shareAmt);
|
|
||||||
|
// In 18 decimals
|
||||||
_eventName = "LogRedeem(address,uint256,uint256,address,uint256,uint256)";
|
_shareAmt = convertTo18(vaultTokenContract.decimals(), _shareAmt);
|
||||||
_eventParam = abi.encode(
|
|
||||||
token,
|
// In token decimals
|
||||||
_shareAmt,
|
uint256 _minUnderlyingAmt = convert18ToDec(
|
||||||
minTokenPerShares,
|
underlyingTokenContract.decimals(),
|
||||||
to,
|
wmul(minTokenPerShares, _shareAmt) // In 18 decimals
|
||||||
getId,
|
);
|
||||||
setId
|
|
||||||
);
|
// In token decimals
|
||||||
}
|
uint256 _initalUnderlyingBal = underlyingTokenContract.balanceOf(to);
|
||||||
}
|
|
||||||
|
vaultTokenContract.redeem(_shareAmt, to, address(this));
|
||||||
contract ConnectV2BasicERC4626 is BasicConnector {
|
|
||||||
string public constant name = "BASIC-ERC4626-v1.0";
|
// In token decimals
|
||||||
}
|
uint256 _finalUnderlyingBal = underlyingTokenContract.balanceOf(to);
|
||||||
|
|
||||||
|
// In token decimals
|
||||||
|
uint256 _underlyingAmtReceieved = sub(
|
||||||
|
_finalUnderlyingBal,
|
||||||
|
_initalUnderlyingBal
|
||||||
|
);
|
||||||
|
|
||||||
|
require(
|
||||||
|
_minUnderlyingAmt <= _underlyingAmtReceieved,
|
||||||
|
"_minUnderlyingAmt-exceeds"
|
||||||
|
);
|
||||||
|
|
||||||
|
setUint(setId, _shareAmt);
|
||||||
|
|
||||||
|
_eventName = "LogRedeem(address,uint256,uint256,uint256,address,uint256,uint256)";
|
||||||
|
_eventParam = abi.encode(
|
||||||
|
vaultToken,
|
||||||
|
_shareAmt,
|
||||||
|
minTokenPerShares,
|
||||||
|
_underlyingAmtReceieved,
|
||||||
|
to,
|
||||||
|
getId,
|
||||||
|
setId
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
contract ConnectV2BasicERC4626 is BasicConnector {
|
||||||
|
string public constant name = "BASIC-ERC4626-v1.0";
|
||||||
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue
Block a user