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// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.17;

import { IAggregatorV3 } from "./interfaces/IAggregatorV3.sol";
import { ICegaState } from "./interfaces/ICegaState.sol";
import { RoundData } from "./Structs.sol";

contract Oracle is IAggregatorV3 {
    event OracleCreated(address indexed cegaState, uint8 decimals, string description);
    event RoundDataAdded(int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
    event RoundDataUpdated(uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);

    uint8 public decimals;
    string public description;
    uint256 public version = 1;
    ICegaState public cegaState;
    RoundData[] public oracleData;
    uint80 public nextRoundId;

    /**
     * @notice Creates a new oracle for a given asset / data source pair
     * @param _cegaState is the address of the CegaState contract
     * @param _decimals is the number of decimals for the asset
     * @param _description is the aset
     */
    constructor(address _cegaState, uint8 _decimals, string memory _description) {
        cegaState = ICegaState(_cegaState);
        decimals = _decimals;
        description = _description;
        emit OracleCreated(_cegaState, _decimals, _description);
    }

    /**
     * @notice Asserts whether the sender has the SERVICE_ADMIN_ROLE
     */
    modifier onlyServiceAdmin() {
        require(cegaState.isServiceAdmin(msg.sender), "403:SA");
        _;
    }

    /**
     * @notice Asserts whether the sender has the DEFAULT_ADMIN_ROLE
     */
    modifier onlyDefaultAdmin() {
        require(cegaState.isDefaultAdmin(msg.sender), "403:DA");
        _;
    }

    /**
     * @notice Adds the pricing data for the next round
     * @param _roundData is the data to be added
     */
    function addNextRoundData(RoundData calldata _roundData) public onlyServiceAdmin {
        if (nextRoundId != 0) {
            (, , , uint256 updatedAt, ) = latestRoundData();
            require(updatedAt <= _roundData.startedAt, "400:P");
        }
        require(block.timestamp - 1 days <= _roundData.startedAt, "400:T"); // Within 1 days

        oracleData.push(_roundData);
        nextRoundId++;
        emit RoundDataAdded(_roundData.answer, _roundData.startedAt, _roundData.updatedAt, _roundData.answeredInRound);
    }

    /**
     * @notice Updates the pricing data for a given round
     * @param _roundData is the data to be updated
     */
    function updateRoundData(uint80 roundId, RoundData calldata _roundData) public onlyDefaultAdmin {
        oracleData[roundId] = _roundData;
        emit RoundDataUpdated(
            roundId,
            _roundData.answer,
            _roundData.startedAt,
            _roundData.updatedAt,
            _roundData.answeredInRound
        );
    }

    /**
     * @notice Gets the pricing data for a given round Id
     * @param _roundId is the id of the round
     */
    function getRoundData(
        uint80 _roundId
    )
        public
        view
        override
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
    {
        return (
            _roundId,
            oracleData[_roundId].answer,
            oracleData[_roundId].startedAt,
            oracleData[_roundId].updatedAt,
            oracleData[_roundId].answeredInRound
        );
    }

    /**
     * @notice Gets the pricing data for the latest round
     */
    function latestRoundData()
        public
        view
        override
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
    {
        uint80 _roundId = nextRoundId - 1;
        return (
            _roundId,
            oracleData[_roundId].answer,
            oracleData[_roundId].startedAt,
            oracleData[_roundId].updatedAt,
            oracleData[_roundId].answeredInRound
        );
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

interface IAggregatorV3 {
    function decimals() external view returns (uint8);

    function description() external view returns (string memory);

    function version() external view returns (uint256);

    function getRoundData(
        uint80 _roundId
    )
        external
        view
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);

    function latestRoundData()
        external
        view
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
}

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.17;

interface ICegaState {
    function marketMakerAllowList(address marketMaker) external view returns (bool);

    function products(string memory productName) external view returns (address);

    function oracleAddresses(string memory oracleName) external view returns (address);

    function oracleNames() external view returns (string[] memory);

    function productNames() external view returns (string[] memory);

    function feeRecipient() external view returns (address);

    function isDefaultAdmin(address sender) external view returns (bool);

    function isTraderAdmin(address sender) external view returns (bool);

    function isOperatorAdmin(address sender) external view returns (bool);

    function isServiceAdmin(address sender) external view returns (bool);

    function getOracleNames() external view returns (string[] memory);

    function addOracle(string memory oracleName, address oracleAddress) external;

    function removeOracle(string memory oracleName) external;

    function getProductNames() external view returns (string[] memory);

    function addProduct(string memory productName, address product) external;

    function removeProduct(string memory productName) external;

    function updateMarketMakerPermission(address marketMaker, bool allow) external;

    function setFeeRecipient(address _feeRecipient) external;

    function moveAssetsToProduct(string memory productName, address vaultAddress, uint256 amount) external;
}

// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.17;

enum OptionBarrierType {
    None,
    KnockIn
}

struct Deposit {
    uint256 amount;
    address receiver;
}

struct Withdrawal {
    uint256 amountShares;
    address receiver;
}

enum VaultStatus {
    DepositsClosed,
    DepositsOpen,
    NotTraded,
    Traded,
    TradeExpired,
    PayoffCalculated,
    FeesCollected,
    WithdrawalQueueProcessed,
    Zombie
}

struct OptionBarrier {
    uint256 barrierBps;
    uint256 barrierAbsoluteValue;
    uint256 strikeBps;
    uint256 strikeAbsoluteValue;
    string asset;
    string oracleName;
    OptionBarrierType barrierType;
}

struct FCNVaultMetadata {
    uint256 vaultStart;
    uint256 tradeDate;
    uint256 tradeExpiry;
    uint256 aprBps;
    uint256 tenorInDays;
    uint256 underlyingAmount; // This is how many assets were ever deposited into the vault
    uint256 currentAssetAmount; // This is how many assets are currently allocated for the vault (not sent for trade)
    uint256 totalCouponPayoff;
    uint256 vaultFinalPayoff;
    uint256 queuedWithdrawalsSharesAmount;
    uint256 queuedWithdrawalsCount;
    uint256 optionBarriersCount;
    uint256 leverage;
    address vaultAddress;
    VaultStatus vaultStatus;
    bool isKnockedIn;
    OptionBarrier[] optionBarriers;
}

struct RoundData {
    int256 answer;
    uint256 startedAt;
    uint256 updatedAt;
    uint80 answeredInRound;
}

{
  "metadata": {
    "bytecodeHash": "none"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200,
    "details": {
      "yul": true
    }
  },
  "viaIR": true,
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"_cegaState","type":"address"},{"internalType":"uint8","name":"_decimals","type":"uint8"},{"internalType":"string","name":"_description","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"cegaState","type":"address"},{"indexed":false,"internalType":"uint8","name":"decimals","type":"uint8"},{"indexed":false,"internalType":"string","name":"description","type":"string"}],"name":"OracleCreated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"int256","name":"answer","type":"int256"},{"indexed":false,"internalType":"uint256","name":"startedAt","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"updatedAt","type":"uint256"},{"indexed":false,"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"name":"RoundDataAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint80","name":"roundId","type":"uint80"},{"indexed":false,"internalType":"int256","name":"answer","type":"int256"},{"indexed":false,"internalType":"uint256","name":"startedAt","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"updatedAt","type":"uint256"},{"indexed":false,"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"name":"RoundDataUpdated","type":"event"},{"inputs":[{"components":[{"internalType":"int256","name":"answer","type":"int256"},{"internalType":"uint256","name":"startedAt","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"},{"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"internalType":"struct RoundData","name":"_roundData","type":"tuple"}],"name":"addNextRoundData","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cegaState","outputs":[{"internalType":"contract ICegaState","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"description","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint80","name":"_roundId","type":"uint80"}],"name":"getRoundData","outputs":[{"internalType":"uint80","name":"roundId","type":"uint80"},{"internalType":"int256","name":"answer","type":"int256"},{"internalType":"uint256","name":"startedAt","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"},{"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestRoundData","outputs":[{"internalType":"uint80","name":"roundId","type":"uint80"},{"internalType":"int256","name":"answer","type":"int256"},{"internalType":"uint256","name":"startedAt","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"},{"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nextRoundId","outputs":[{"internalType":"uint80","name":"","type":"uint80"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"oracleData","outputs":[{"internalType":"int256","name":"answer","type":"int256"},{"internalType":"uint256","name":"startedAt","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"},{"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint80","name":"roundId","type":"uint80"},{"components":[{"internalType":"int256","name":"answer","type":"int256"},{"internalType":"uint256","name":"startedAt","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"},{"internalType":"uint80","name":"answeredInRound","type":"uint80"}],"internalType":"struct RoundData","name":"_roundData","type":"tuple"}],"name":"updateRoundData","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"version","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]

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