smart-contract/docs/Trade.json

{
	"schemaVersion": "2.0.0",
	"contractName": "Trade",
	"compilerOutput": {
		"abi": [
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "srcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "minDestAmt",
						"type": "uint256"
					},
					{
						"name": "dexNum",
						"type": "uint256"
					}
				],
				"name": "tradeFromSrc",
				"outputs": [
					{
						"name": "",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "maxSrcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "destAmt",
						"type": "uint256"
					},
					{
						"name": "deadline",
						"type": "uint256"
					}
				],
				"name": "tradeDestUniswap",
				"outputs": [
					{
						"name": "",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": true,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "srcAmt",
						"type": "uint256"
					}
				],
				"name": "getRateFromSrc",
				"outputs": [
					{
						"name": "",
						"type": "uint256"
					},
					{
						"name": "",
						"type": "uint256"
					}
				],
				"payable": false,
				"stateMutability": "view",
				"type": "function"
			},
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "maxSrcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "destAmt",
						"type": "uint256"
					},
					{
						"name": "dexNum",
						"type": "uint256"
					}
				],
				"name": "tradeFromDest",
				"outputs": [
					{
						"name": "",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "srcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "minDestAmt",
						"type": "uint256"
					},
					{
						"name": "deadline",
						"type": "uint256"
					}
				],
				"name": "tradeSrcUniswap",
				"outputs": [
					{
						"name": "",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "srcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "minDestAmt",
						"type": "uint256"
					}
				],
				"name": "tradeSrcKyber",
				"outputs": [
					{
						"name": "tokensBought",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": false,
				"inputs": [
					{
						"name": "src",
						"type": "address"
					},
					{
						"name": "maxSrcAmt",
						"type": "uint256"
					},
					{
						"name": "dest",
						"type": "address"
					},
					{
						"name": "destAmt",
						"type": "uint256"
					}
				],
				"name": "tradeDestKyber",
				"outputs": [
					{
						"name": "tokensBought",
						"type": "uint256"
					}
				],
				"payable": true,
				"stateMutability": "payable",
				"type": "function"
			},
			{
				"constant": true,
				"inputs": [],
				"name": "addressRegistry",
				"outputs": [
					{
						"name": "",
						"type": "address"
					}
				],
				"payable": false,
				"stateMutability": "view",
				"type": "function"
			}
		],
		"devdoc": {
			"methods": {
				"tradeDestUniswap(address,uint256,address,uint256,uint256)": {
					"details": "Uniswap's trade when token to buy Amount fixed",
					"params": {
						"deadline": "- time for this transaction to be valid",
						"dest": "- Token address to buy (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")",
						"destAmt": "- amount of token to buy",
						"maxSrcAmt": "- max amount of token for sell (slippage)",
						"src": "- Token address to sell (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")"
					}
				},
				"tradeSrcKyber(address,uint256,address,uint256)": {
					"details": "Kyber's trade when token to sell Amount fixed",
					"params": {
						"dest": "- Token address to buy (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")",
						"minDestAmt": "- min amount of token to buy (slippage)",
						"src": "- Token address to sell (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")",
						"srcAmt": "- amount of token for sell"
					}
				},
				"tradeSrcUniswap(address,uint256,address,uint256,uint256)": {
					"details": "Uniswap's trade when token to sell Amount fixed",
					"params": {
						"deadline": "- time for this transaction to be valid",
						"dest": "- Token address to buy (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")",
						"minDestAmt": "- min amount of token to buy (slippage)",
						"src": "- Token address to sell (for ETH it's \"0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\")",
						"srcAmt": "- amount of token for sell"
					}
				}
			}
		}
	},
	"sources": {
		"Bin/Trade.sol": {
			"id": 1
		},
		"openzeppelin-solidity/contracts/math/SafeMath.sol": {
			"id": 8
		},
		"openzeppelin-solidity/contracts/token/ERC20/IERC20.sol": {
			"id": 9
		}
	},
	"sourceCodes": {
		"Bin/Trade.sol": "pragma solidity ^0.5.2;\n\nimport \"openzeppelin-solidity/contracts/math/SafeMath.sol\";\nimport \"openzeppelin-solidity/contracts/token/ERC20/IERC20.sol\";\n\ninterface AddressRegistry {\n    function getAddr(string calldata name) external view returns (address);\n}\n\n// Kyber's contract Interface\ninterface KyberExchange {\n    // Kyber's trade function\n    function trade(\n        address src,\n        uint srcAmount,\n        address dest,\n        address destAddress,\n        uint maxDestAmount,\n        uint minConversionRate,\n        address walletId\n    ) external payable returns (uint);\n    // Kyber's Get expected Rate function\n    function getExpectedRate(address src, address dest, uint srcQty) external view returns (uint, uint);\n}\n\n// Uniswap's factory Interface\ninterface UniswapFactory {\n    // get exchange from token's address\n    function getExchange(address token) external view returns (address exchange);\n}\n\n// Uniswap's exchange Interface\ninterface UniswapExchange {\n    // Get Prices\n    function getEthToTokenInputPrice(uint256 eth_sold) external view returns (uint256 tokens_bought);\n    function getEthToTokenOutputPrice(uint256 tokens_bought) external view returns (uint256 eth_sold);\n    function getTokenToEthInputPrice(uint256 tokens_sold) external view returns (uint256 eth_bought);\n    function getTokenToEthOutputPrice(uint256 eth_bought) external view returns (uint256 tokens_sold);\n    // Trade ETH to ERC20\n    function ethToTokenTransferInput(uint256 min_tokens, uint256 deadline, address recipient)\n        external\n        payable\n        returns (uint256 tokens_bought);\n    function ethToTokenTransferOutput(uint256 tokens_bought, uint256 deadline, address recipient)\n        external\n        payable\n        returns (uint256 eth_sold);\n    // Trade ERC20 to ETH\n    function tokenToEthTransferInput(uint256 tokens_sold, uint256 min_eth, uint256 deadline, address recipient)\n        external\n        returns (uint256 eth_bought);\n    function tokenToEthTransferOutput(uint256 eth_bought, uint256 max_tokens, uint256 deadline, address recipient)\n        external\n        returns (uint256 tokens_sold);\n    // Trade ERC20 to ERC20\n    function tokenToTokenTransferInput(\n        uint256 tokens_sold,\n        uint256 min_tokens_bought,\n        uint256 min_eth_bought,\n        uint256 deadline,\n        address recipient,\n        address token_addr\n    ) external returns (uint256 tokens_bought);\n    function tokenToTokenTransferOutput(\n        uint256 tokens_bought,\n        uint256 max_tokens_sold,\n        uint256 max_eth_sold,\n        uint256 deadline,\n        address recipient,\n        address token_addr\n    ) external returns (uint256 tokens_sold);\n}\n\ncontract Registry {\n    address public addressRegistry;\n    modifier onlyAdmin() {\n        require(msg.sender == _getAddress(\"admin\"), \"Permission Denied\");\n        _;\n    }\n    function _getAddress(string memory name) internal view returns (address) {\n        AddressRegistry addrReg = AddressRegistry(addressRegistry);\n        return addrReg.getAddr(name);\n    }\n}\n\n// common stuffs in Kyber and Uniswap's trade\ncontract CommonStuffs {\n    using SafeMath for uint;\n\n    // Check required ETH Quantity to execute code\n    function _getToken(address trader, address src, uint srcAmt, address eth) internal returns (uint ethQty) {\n        if (src == eth) {\n            require(msg.value == srcAmt, \"Invalid Operation\");\n            ethQty = srcAmt;\n        } else {\n            IERC20 tokenFunctions = IERC20(src);\n            tokenFunctions.transferFrom(trader, address(this), srcAmt);\n            ethQty = 0;\n        }\n    }\n\n    function _approveDexes(address token, address dexToApprove) internal returns (bool) {\n        IERC20 tokenFunctions = IERC20(token);\n        return tokenFunctions.approve(dexToApprove, uint(0 - 1));\n    }\n\n    function _allowance(address token, address spender) internal view returns (uint) {\n        IERC20 tokenFunctions = IERC20(token);\
		"openzeppelin-solidity/contracts/math/SafeMath.sol": "pragma solidity ^0.5.2;\n\n/**\n * @title SafeMath\n * @dev Unsigned math operations with safety checks that revert on error\n */\nlibrary SafeMath {\n    /**\n     * @dev Multiplies two unsigned integers, reverts on overflow.\n     */\n    function mul(uint256 a, uint256 b) internal pure returns (uint256) {\n        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the\n        // benefit is lost if 'b' is also tested.\n        // See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522\n        if (a == 0) {\n            return 0;\n        }\n\n        uint256 c = a * b;\n        require(c / a == b);\n\n        return c;\n    }\n\n    /**\n     * @dev Integer division of two unsigned integers truncating the quotient, reverts on division by zero.\n     */\n    function div(uint256 a, uint256 b) internal pure returns (uint256) {\n        // Solidity only automatically asserts when dividing by 0\n        require(b > 0);\n        uint256 c = a / b;\n        // assert(a == b * c + a % b); // There is no case in which this doesn't hold\n\n        return c;\n    }\n\n    /**\n     * @dev Subtracts two unsigned integers, reverts on overflow (i.e. if subtrahend is greater than minuend).\n     */\n    function sub(uint256 a, uint256 b) internal pure returns (uint256) {\n        require(b <= a);\n        uint256 c = a - b;\n\n        return c;\n    }\n\n    /**\n     * @dev Adds two unsigned integers, reverts on overflow.\n     */\n    function add(uint256 a, uint256 b) internal pure returns (uint256) {\n        uint256 c = a + b;\n        require(c >= a);\n\n        return c;\n    }\n\n    /**\n     * @dev Divides two unsigned integers and returns the remainder (unsigned integer modulo),\n     * reverts when dividing by zero.\n     */\n    function mod(uint256 a, uint256 b) internal pure returns (uint256) {\n        require(b != 0);\n        return a % b;\n    }\n}\n",
		"openzeppelin-solidity/contracts/token/ERC20/IERC20.sol": "pragma solidity ^0.5.2;\n\n/**\n * @title ERC20 interface\n * @dev see https://eips.ethereum.org/EIPS/eip-20\n */\ninterface IERC20 {\n    function transfer(address to, uint256 value) external returns (bool);\n\n    function approve(address spender, uint256 value) external returns (bool);\n\n    function transferFrom(address from, address to, uint256 value) external returns (bool);\n\n    function totalSupply() external view returns (uint256);\n\n    function balanceOf(address who) external view returns (uint256);\n\n    function allowance(address owner, address spender) external view returns (uint256);\n\n    event Transfer(address indexed from, address indexed to, uint256 value);\n\n    event Approval(address indexed owner, address indexed spender, uint256 value);\n}\n"
	},
	"sourceTreeHashHex": "0xbee8534ae72caa346db64d4228c956f28b5b6e5bde284b56c91ae92e3a6fa1e2",
	"compiler": {
		"name": "solc",
		"version": "soljson-v0.5.7+commit.6da8b019.js",
		"settings": {
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				"enabled": false
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					"*": [
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						"devdoc"
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			"remappings": [
				"openzeppelin-solidity=/Users/ravindra/code/contract-v2/node_modules/openzeppelin-solidity"
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	"networks": {}
}