120 lines
4.0 KiB
Solidity
120 lines
4.0 KiB
Solidity
/*
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Copyright 2020 DODO ZOO.
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SPDX-License-Identifier: Apache-2.0
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*/
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pragma solidity 0.6.9;
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pragma experimental ABIEncoderV2;
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import {InitializableOwnable} from "../../lib/InitializableOwnable.sol";
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import {ReentrancyGuard} from "../../lib/ReentrancyGuard.sol";
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import {SafeMath} from "../../lib/SafeMath.sol";
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import {DODOMath} from "../../lib/DODOMath.sol";
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import {DecimalMath} from "../../lib/DecimalMath.sol";
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import {IPermissionManager} from "../../lib/PermissionManager.sol";
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import {IExternalValue} from "../../lib/ExternalValue.sol";
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import {IFeeRateModel} from "../../lib/FeeRateModel.sol";
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import {IERC20} from "../../intf/IERC20.sol";
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contract DVMStorage is InitializableOwnable, ReentrancyGuard {
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using SafeMath for uint256;
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// ============ Advanced Controls ============
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bool public _BUYING_CLOSE_;
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bool public _SELLING_CLOSE_;
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IPermissionManager public _TRADE_PERMISSION_;
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IExternalValue public _GAS_PRICE_LIMIT_;
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// ============ Core Address ============
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address public _MAINTAINER_;
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IERC20 public _BASE_TOKEN_;
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IERC20 public _QUOTE_TOKEN_;
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uint256 public _BASE_RESERVE_;
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uint256 public _QUOTE_RESERVE_;
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// ============ Shares (ERC20) ============
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string public symbol;
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uint256 public decimals;
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string public name;
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uint256 public totalSupply;
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mapping(address => uint256) internal _SHARES_;
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mapping(address => mapping(address => uint256)) internal _ALLOWED_;
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// ================= Permit ======================
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bytes32 public DOMAIN_SEPARATOR;
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// keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
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bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
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mapping(address => uint256) public nonces;
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// ===============================================
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// ============ Variables for Pricing ============
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IFeeRateModel public _LP_FEE_RATE_MODEL_;
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IFeeRateModel public _MT_FEE_RATE_MODEL_;
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uint256 public _K_;
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uint256 public _I_;
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// ============ Events ============
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event SetLpFeeRateModel(address indexed oldAddr, address indexed newAddr);
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event SetMtFeeRateModel(address indexed oldAddr, address indexed newAddr);
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event SetTradePermissionManager(address indexed oldAddr, address indexed newAddr);
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event SetMaintainer(address indexed oldAddr, address indexed newAddr);
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event SetGasPriceSource(address indexed oldAddr, address indexed newAddr);
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event SetBuy(bool allow);
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event SetSell(bool allow);
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// ============ Setting Functions ============
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function setLpFeeRateModel(address newLpFeeRateModel) external onlyOwner {
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emit SetLpFeeRateModel(address(_LP_FEE_RATE_MODEL_), newLpFeeRateModel);
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_LP_FEE_RATE_MODEL_ = IFeeRateModel(newLpFeeRateModel);
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}
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function setMtFeeRateModel(address newMtFeeRateModel) external onlyOwner {
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emit SetMtFeeRateModel(address(_MT_FEE_RATE_MODEL_), newMtFeeRateModel);
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_MT_FEE_RATE_MODEL_ = IFeeRateModel(newMtFeeRateModel);
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}
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function setTradePermissionManager(address newTradePermissionManager) external onlyOwner {
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emit SetTradePermissionManager(address(_TRADE_PERMISSION_), newTradePermissionManager);
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_TRADE_PERMISSION_ = IPermissionManager(newTradePermissionManager);
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}
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function setMaintainer(address newMaintainer) external onlyOwner {
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emit SetMaintainer(address(_MAINTAINER_), newMaintainer);
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_MAINTAINER_ = newMaintainer;
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}
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function setGasPriceSource(address newGasPriceLimitSource) external onlyOwner {
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emit SetGasPriceSource(address(_GAS_PRICE_LIMIT_), newGasPriceLimitSource);
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_GAS_PRICE_LIMIT_ = IExternalValue(newGasPriceLimitSource);
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}
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function setBuy(bool open) external onlyOwner {
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emit SetBuy(open);
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_BUYING_CLOSE_ = !open;
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}
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function setSell(bool open) external onlyOwner {
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emit SetSell(open);
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_SELLING_CLOSE_ = !open;
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}
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}
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