WIP farm registry

contracts/registry/FarmBotRegistry.sol

@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.4;
+
+import "../openzeppelin-solidity/contracts/AccessControl.sol";
+
+
+interface ILP {
+    function token0() external view returns (address);
+
+    function token1() external view returns (address);
+}
+
+interface IFarmBot {
+    function stakingToken() external view returns (address);
+}
+
+contract FarmBotRegistry is AccessControl {
+    bytes32 public constant OPERATOR_ROLE = keccak256("OPERATOR_ROLE");
+
+    event FarmBotInfo(
+        address indexed farmBotAddress,
+        bytes32 indexed farmName,
+        address indexed lpAddress,
+        bool indexed isMetaFarm
+    );
+    event LPInfo(
+        address indexed lpAddress,
+        address indexed token0Address,
+        address indexed token1Address
+    );
+    event FarmBotData(
+        address indexed farmBotAddress,
+        uint256 indexed tvlUSD,
+        uint256 indexed rewardsUSDPerYear
+    );
+    event GrantRole(
+        address indexed by,
+        address indexed newRoleRecipient,
+        bytes32 role
+    );
+
+    function grantRole(bytes32 role, address account)
+        public
+        virtual
+        override
+        onlyRole(getRoleAdmin(role))
+        {
+        super.grantRole(role, account);
+        emit GrantRole(msg.sender, account, role);
+    }
+
+    constructor(address _owner) {
+        _setupRole(DEFAULT_ADMIN_ROLE, _owner);
+        emit GrantRole(msg.sender, _owner, DEFAULT_ADMIN_ROLE);
+    }
+
+    function addFarmInfo(bytes32 farmName, IFarmBot farmBot, bool isMetaFarm) public onlyRole(OPERATOR_ROLE) {
+        ILP lp = ILP(farmBot.stakingToken());
+        emit FarmBotInfo(address(farmBot), farmName, address(lp), isMetaFarm);
+        emit LPInfo(address(lp), lp.token0(), lp.token1());
+    }
+
+    function updateFarmData(
+        address farm,
+        uint256 tvlUSD,
+        uint256 rewardsUSDPerYear
+    ) public onlyRole(OPERATOR_ROLE) {
+        emit FarmBotData(farm, tvlUSD, rewardsUSDPerYear);
+    }
+}