Dopex

1pragma solidity ^0.8.0;
2
3/**                                                                                                 
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42
43                             ETH SINGLE STAKING OPTION VAULT V2
44            Mints covered calls while farming yield on single sided ETH staking farm                                                           
45*/
46
47// Libraries
48import {Strings} from '@openzeppelin/contracts/utils/Strings.sol';
49import {Clones} from '@openzeppelin/contracts/proxy/Clones.sol';
50import {BokkyPooBahsDateTimeLibrary} from '../../external/libraries/BokkyPooBahsDateTimeLibrary.sol';
51import {SafeERC20} from '../../external/libraries/SafeERC20.sol';
52
53// Contracts
54import {ReentrancyGuard} from '@openzeppelin/contracts/security/ReentrancyGuard.sol';
55import {ERC20PresetMinterPauserUpgradeable} from '@openzeppelin/contracts-upgradeable/token/ERC20/presets/ERC20PresetMinterPauserUpgradeable.sol';
56import {Pausable} from '@openzeppelin/contracts/security/Pausable.sol';
57import {ContractWhitelist} from '../../helper/ContractWhitelist.sol';
58
59// Interfaces
60import {IERC20} from '../../external/interfaces/IERC20.sol';
61import {IChainlinkV3Aggregator} from '../../external/interfaces/IChainlinkV3Aggregator.sol';
62import {INativeSSOV} from '../../interfaces/INativeSSOV.sol';
63import {IETHVolatilityOracle} from '../../interfaces/IETHVolatilityOracle.sol';
64import {IOptionPricing} from '../../interfaces/IOptionPricing.sol';
65import {IFeeStrategy} from '../../fees/IFeeStrategy.sol';
66
67interface IRewardsDistribution {
68    function pull(
69        uint256 epoch,
70        uint256 userDeposit,
71        uint256 totalDeposit,
72        address user
73    ) external returns (uint256, uint256);
74}
75
76contract ArbEthSSOVV2 is
77    Pausable,
78    ReentrancyGuard,
79    INativeSSOV,
80    ContractWhitelist
81{
82    using BokkyPooBahsDateTimeLibrary for uint256;
83    using Strings for uint256;
84    using SafeERC20 for IERC20;
85
86    /// @dev ERC20PresetMinterPauserUpgradeable implementation address
87    address public immutable erc20Implementation;
88
89    /// @dev Current epoch for ssov
90    uint256 public currentEpoch;
91
92    /// @dev Expire delay tolerance
93    uint256 public expireDelayTolerance = 5 minutes;
94
95    /// @dev The list of contract addresses the contract uses
96    mapping(bytes32 => address) public addresses;
97
98    /// @dev epoch => the epoch start time
99    mapping(uint256 => uint256) public epochStartTimes;
100
101    /// @notice Is epoch expired
102    /// @dev epoch => whether the epoch is expired
103    mapping(uint256 => bool) public isEpochExpired;
104
105    /// @notice Is vault ready for next epoch
106    /// @dev epoch => whether the vault is ready (boostrapped)
107    mapping(uint256 => bool) public isVaultReady;
108
109    /// @dev Mapping of strikes for each epoch
110    mapping(uint256 => uint256[]) public epochStrikes;
111
112    /// @dev Mapping of (epoch => (strike => tokens))
113    mapping(uint256 => mapping(uint256 => address)) public epochStrikeTokens;
114
115    /// @notice Total epoch deposits for specific strikes
116    /// @dev mapping (epoch => (strike => deposits))
117    mapping(uint256 => mapping(uint256 => uint256))
118        public totalEpochStrikeDeposits;
119
120    /// @notice Total epoch deposits across all strikes
121    /// @dev mapping (epoch => deposits)
122    mapping(uint256 => uint256) public totalEpochDeposits;
123
124    /// @notice Epoch deposits by user for each strike
125    /// @dev mapping (epoch => (abi.encodePacked(user, strike) => user deposits))
126    mapping(uint256 => mapping(bytes32 => uint256)) public userEpochDeposits;
127
128    /// @notice Epoch eth balance per strike after accounting for rewards
129    /// @dev mapping (epoch => (strike => balance))
130    mapping(uint256 => mapping(uint256 => uint256))
131        public totalEpochStrikeEthBalance;
132
133    // Calls purchased for each strike in an epoch
134    /// @dev mapping (epoch => (strike => calls purchased))
135    mapping(uint256 => mapping(uint256 => uint256))
136        public totalEpochCallsPurchased;
137
138    /// @notice Calls purchased by user for each strike
139    /// @dev mapping (epoch => (abi.encodePacked(user, strike) => user calls purchased))
140    mapping(uint256 => mapping(bytes32 => uint256))
141        public userEpochCallsPurchased;
142
143    /// @notice Premium collected per strike for an epoch
144    /// @dev mapping (epoch => (strike => premium))
145    mapping(uint256 => mapping(uint256 => uint256)) public totalEpochPremium;
146
147    /// @notice User premium collected per strike for an epoch
148    /// @dev mapping (epoch => (abi.encodePacked(user, strike) => user premium))
149    mapping(uint256 => mapping(bytes32 => uint256)) public userEpochPremium;
150
151    /// @dev epoch => settlement price
152    mapping(uint256 => uint256) public settlementPrices;
153
154    /*==== EVENTS ====*/
155
156    event ExpireDelayToleranceUpdate(uint256 expireDelayTolerance);
157
158    event AddressSet(bytes32 indexed name, address indexed destination);
159
160    event EmergencyWithdraw(address sender, uint256 ethWithdrawn);
161
162    event NewStrike(uint256 epoch, uint256 strike);
163
164    event Bootstrap(uint256 epoch);
165
166    event NewDeposit(
167        uint256 epoch,
168        uint256 strike,
169        uint256 amount,
170        address user,
171        address sender
172    );
173
174    event NewPurchase(
175        uint256 epoch,
176        uint256 strike,
177        uint256 amount,
178        uint256 premium,
179        uint256 fee,
180        address user,
181        address sender
182    );
183
184    event NewSettle(
185        uint256 epoch,
186        uint256 strike,
187        address user,
188        uint256 amount,
189        uint256 pnl
190    );
191
192    event NewWithdraw(
193        uint256 epoch,
194        uint256 strike,
195        address user,
196        uint256 amount,
197        uint256 ethAmount
198    );
199