88 lines
2.6 KiB
Solidity
88 lines
2.6 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 {IFeeRateModel} from "../../intf/IFeeRateModel.sol";
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import {DVMVault} from "./DVMVault.sol";
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contract DVMStorage is InitializableOwnable, ReentrancyGuard {
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using SafeMath for uint256;
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// ============ Variables for Control ============
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bool public _CLOSED_;
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uint256 public _GAS_PRICE_LIMIT_;
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// ============ Advanced Controls ============
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bool public _BUYING_ALLOWED_;
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bool public _SELLING_ALLOWED_;
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IPermissionManager public _TRADE_PERMISSION_;
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IPermissionManager public _FUNDING_PERMISSION_;
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// ============ Core Address ============
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address public _MAINTAINER_; // collect maintainer fee
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address public _BASE_TOKEN_;
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address public _QUOTE_TOKEN_;
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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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DVMVault public _VAULT_;
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// ============ Modifiers ============
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modifier notClosed() {
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require(!_CLOSED_, "DODO_CLOSED");
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_;
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}
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// ============ Helper Functions ============
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function getBase0(uint256 baseAmount, uint256 quoteAmount) public view returns (uint256) {
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uint256 fairAmount = DecimalMath.divFloor(quoteAmount, _I_);
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return DODOMath._SolveQuadraticFunctionForTarget(baseAmount, _K_, fairAmount);
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}
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// ============ Setting Functions ============
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function setLpFeeRateModel(address newLpFeeRateModel) external onlyOwner {
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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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_MT_FEE_RATE_MODEL_ = IFeeRateModel(newMtFeeRateModel);
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}
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function setTradePermissionManager(address newTradePermissionManager) external onlyOwner {
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_TRADE_PERMISSION_ = IPermissionManager(newTradePermissionManager);
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}
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function setFundingPermissionManager(address newFundingPermissionManager) external onlyOwner {
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_FUNDING_PERMISSION_ = IPermissionManager(newFundingPermissionManager);
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}
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function setMaintainer(address newMaintainer) external onlyOwner {
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_MAINTAINER_ = newMaintainer;
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}
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}
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