{
    "Function": "createLock",
    "File": "contracts/BondNFT.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol",
        "node_modules/@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol",
        "node_modules/@openzeppelin/contracts/token/ERC721/ERC721.sol",
        "node_modules/@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol",
        "node_modules/@openzeppelin/contracts/token/ERC721/IERC721.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/ERC165.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/IERC165.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "require(bool,string)",
        "_mint",
        "onlyManager"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function createLock(\n        address _asset,\n        uint _amount,\n        uint _period,\n        address _owner\n    ) external onlyManager() returns(uint id) {\n        require(allowedAsset[_asset], \"!Asset\");\n        unchecked {\n            uint shares = _amount * _period / 365;\n            uint expireEpoch = epoch[_asset] + _period;\n            id = ++totalBonds;\n            totalShares[_asset] += shares;\n            Bond memory _bond = Bond(\n                id,             // id\n                address(0),     // owner\n                _asset,         // tigAsset token\n                _amount,        // tigAsset amount\n                epoch[_asset],  // mint epoch\n                block.timestamp,// mint timestamp\n                expireEpoch,    // expire epoch\n                0,              // pending\n                shares,         // linearly scaling share of rewards\n                _period,        // lock period\n                false           // is expired boolean\n            );\n            _idToBond[id] = _bond;\n            _mint(_owner, _bond);\n        }\n        emit Lock(_asset, _amount, _period, _owner, id);\n    }"
}