{
    "Function": "send",
    "File": "contracts/mocks/LZEndpointMock.sol",
    "Parent Contracts": [
        "contracts/OFT/interfaces/ILayerZeroEndpoint.sol",
        "contracts/OFT/interfaces/ILayerZeroUserApplicationConfig.sol"
    ],
    "High-Level Calls": [
        "LzLib",
        "LZEndpointMock"
    ],
    "Internal Calls": [
        "estimateFees",
        "require(bool,string)",
        "mload(uint256)",
        "sendNonReentrant",
        "abi.encodePacked()",
        "require(bool,string)",
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [
        "decodeAdapterParams"
    ],
    "Low-Level Calls": [
        "call",
        "call"
    ],
    "Code": "function send(uint16 _chainId, bytes memory _path, bytes calldata _payload, address payable _refundAddress, address _zroPaymentAddress, bytes memory _adapterParams) external payable override sendNonReentrant {\n        require(_path.length == 40, \"LayerZeroMock: incorrect remote address size\"); // only support evm chains\n\n        address dstAddr;\n        assembly {\n            dstAddr := mload(add(_path, 20))\n        }\n\n        address lzEndpoint = lzEndpointLookup[dstAddr];\n        require(lzEndpoint != address(0), \"LayerZeroMock: destination LayerZero Endpoint not found\");\n\n        // not handle zro token\n        bytes memory adapterParams = _adapterParams.length > 0 ? _adapterParams : defaultAdapterParams;\n        (uint nativeFee, ) = estimateFees(_chainId, msg.sender, _payload, _zroPaymentAddress != address(0x0), adapterParams);\n        require(msg.value >= nativeFee, \"LayerZeroMock: not enough native for fees\");\n\n        uint64 nonce = ++outboundNonce[_chainId][msg.sender];\n\n        // refund if they send too much\n        uint amount = msg.value - nativeFee;\n        if (amount > 0) {\n            (bool success, ) = _refundAddress.call{value: amount}(\"\");\n            require(success, \"LayerZeroMock: failed to refund\");\n        }\n\n        // Mock the process of receiving msg on dst chain\n        // Mock the relayer paying the dstNativeAddr the amount of extra native token\n        (, uint extraGas, uint dstNativeAmt, address payable dstNativeAddr) = LzLib.decodeAdapterParams(adapterParams);\n        if (dstNativeAmt > 0) {\n            (bool success, ) = dstNativeAddr.call{value: dstNativeAmt}(\"\");\n            if (!success) {\n                emit ValueTransferFailed(dstNativeAddr, dstNativeAmt);\n            }\n        }\n\n        bytes memory srcUaAddress = abi.encodePacked(msg.sender, dstAddr); // cast this address to bytes\n        bytes memory payload = _payload;\n        LZEndpointMock(lzEndpoint).receivePayload(mockChainId, srcUaAddress, dstAddr, nonce, extraGas, payload);\n    }"
}