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"bytecode": "0x", "deployedBytecode": "0x", "immutableReferences": {}, "sourceMap": "", "deployedSourceMap": "", "source": "// SPDX-License-Identifier: MIT\npragma solidity 0.6.8;\n\nimport \"@openzeppelin/contracts/token/ERC20/ERC20.sol\";\nimport \"./ISwappaPairV1.sol\";\n\ninterface IBroker {\n function swapIn(\n address exchangeProvider,\n bytes32 exchangeId,\n address tokenIn,\n address tokenOut,\n uint256 amountIn,\n uint256 amountOutMin\n ) external returns (uint256 amountOut);\n\n function getAmountOut(\n address exchangeProvider,\n bytes32 exchangeId,\n address tokenIn,\n address tokenOut,\n uint256 amountIn\n ) external view returns (uint256 amountOut);\n}\n\ncontract PairMentoV2 is ISwappaPairV1 {\n function swap(\n address input,\n address output,\n address to,\n bytes calldata data\n ) external override {\n (\n address _broker,\n address exchangeProvider,\n bytes32 exchangeId\n ) = parseData(data);\n uint inputAmount = ERC20(input).balanceOf(address(this));\n require(\n ERC20(input).approve(_broker, inputAmount),\n \"PairMentoV2: approve failed!\"\n );\n IBroker broker = IBroker(_broker);\n uint256 amountOut = broker.swapIn(\n exchangeProvider,\n exchangeId,\n input,\n output,\n inputAmount,\n 0\n );\n require(\n IERC20(output).transfer(to, amountOut),\n \"PairMentoV2: transfer failed!\"\n );\n\n }\n\n function parseData(\n bytes memory data\n )\n public\n pure\n returns (address broker, address exchangeProvider, bytes32 exchangeId)\n {\n require(data.length == 72, \"PairMentoV2: invalid data!\");\n assembly {\n broker := mload(add(data, 20))\n exchangeProvider := mload(add(data, 40))\n exchangeId := mload(add(data, 72))\n }\n }\n\n function getOutputAmount(\n address input,\n address output,\n uint256 amountIn,\n bytes calldata data\n ) external override returns (uint amountOut) {\n (\n address _broker,\n address exchangeProvider,\n bytes32 exchangeId\n ) = parseData(data);\n IBroker broker = IBroker(_broker);\n return\n broker.getAmountOut(\n exchangeProvider,\n exchangeId,\n input,\n output,\n amountIn\n );\n }\n\n receive() external payable {}\n}", "sourcePath": "/home/thezviad_gmail_com/src/swappa/contracts/swappa/PairMentoV2.sol", "ast": { "absolutePath": "project:/contracts/swappa/PairMentoV2.sol", "exportedSymbols": { "IBroker": [ 6122 ], "PairMentoV2": [ 6265 ] }, "id": 6266, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 6087, "literals": [ "solidity", "0.6", ".8" ], "nodeType": "PragmaDirective", "src": "32:22:51" }, { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "file": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "id": 6088, "nodeType": "ImportDirective", "scope": 6266, "sourceUnit": 726, "src": "56:55:51", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "project:/contracts/swappa/ISwappaPairV1.sol", "file": "./ISwappaPairV1.sol", "id": 6089, "nodeType": "ImportDirective", "scope": 6266, "sourceUnit": 5326, "src": "112:29:51", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [], "contractDependencies": [], "contractKind": "interface", "documentation": null, "fullyImplemented": false, "id": 6122, "linearizedBaseContracts": [ 6122 ], "name": "IBroker", "nodeType": "ContractDefinition", "nodes": [ { "body": null, "documentation": null, "functionSelector": "ddbbe850", "id": 6106, "implemented": false, "kind": "function", "modifiers": [], "name": "swapIn", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 6102, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6091, "mutability": "mutable", "name": "exchangeProvider", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6106, "src": "192:24:51", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 6090, "name": "address", "nodeType": "ElementaryTypeName", "src": "192:7:51", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 6093, "mutability": "mutable", "name": "exchangeId", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6106, "src": "226:18:51", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 6092, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "226:7:51", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 6095, "mutability": "mutable", "name": "tokenIn", "nodeType": "VariableDeclaration", "overrides": null, "scope": 6106, "src": "254:15:51", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 6094, "name": "address", 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