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Add NovaVault and interfaces #13

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75 changes: 75 additions & 0 deletions src/NovaVault.sol
Original file line number Diff line number Diff line change
@@ -0,0 +1,75 @@
// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;

import {Errors} from "./libraries/Errors.sol";
import {INovaVault} from "./interfaces/INovaVault.sol";
import {INovaAdapterBase} from "./interfaces/INovaAdapterBase.sol";

contract NovaVault is INovaVault {
mapping(address => address) public _novaAdapters;

function constructor(
address[] calldata stables,
uint256[] calldata novaAdapters
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) {
_approveNovaAdapters(stables, novaAdapters);
}

function _approveNovaAdapters(
address[] calldata stables,
address[] calldata novaAdapters,
) internal {
require(
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stables.length == novaAdapters.length,
Errors.MISMATCHING_ARRAYS_LENGTH
);
for (uint256 i = 0; i < stables.length; i++) {
_approveAdapter(stables[i], novaAdapters[i]);
}
}

function _approveAdapter(
address stable,
address adapter
) internal {
require(stable != address(0), Errors.INVALID_ADDRESS);

require(
_novaAdapters[stable] == address(0),
Errors.ADAPTER_ALREADY_APPROVED
);

ERC20 underlyingAsset = INovaAdapterBase(adapter).asset();
require(
address(underlyingAsset) == stable,
Errors.INVALID_STABLE_TO_ADAPTER_MAPPING
);

_novaAdapters[stable] = adapter;
emit ApprovedAdapter(stable, adapter);
}

function deposit(address stable, uint256 assets) external returns (bool , bytes memory) {
address addapter = _novaAdapters[stable];
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require(
addapter != address(0),
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Errors.NO_ADAPTER_APPROVED
);
(bool success, bytes memory data) = adapter.delegatecall(
abi.encodeWithSignature("deposit(uint256)", assets)
);
return (sucess, data)
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}

function withdraw(address stable, uint256 shares) external returns (bool , bytes memory) {
address addapter = _novaAdapters[stable];
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require(
addapter != address(0),
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Errors.NO_ADAPTER_APPROVED
);
(bool success, bytes memory data) = adapter.delegatecall(
abi.encodeWithSignature("withdraw(uint256)", shares)
);
return (sucess, data)
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}
}
12 changes: 12 additions & 0 deletions src/interfaces/INovaAdapterBase.sol
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// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;

import {ERC20} from "@solmate/tokens/ERC20.sol";

interface INovaAdapterBase {
ERC20 asset;
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function deposit(uint256 assets) external returns (bool , uint256);

function withdraw(uint256 shares) external returns (bool, uint256);
}
6 changes: 6 additions & 0 deletions src/interfaces/INovaVault.sol
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@@ -0,0 +1,6 @@
// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;

interface INovaVault {
event ApprovedAdapter(address stable, uint256 adapter;
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}
11 changes: 11 additions & 0 deletions src/librairies/Errors.sol
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// SPDX-License-Identifier: agpl-3.0
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pragma solidity ^0.8.13;


library Errors {
string public constant INVALID_ADDRESS = "1";
string public constant ADAPTER_ALREADY_APPROVED = "2";
string public constant MISMATCHING_ARRAYS_LENGTH = "3";
string public constant INVALID_STABLE_TO_ADAPTER_MAPPING = "4";
string public constant NO_ADAPTER_APPROVED = "5";
}
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