{ "contractName": "DonationsStaking", "abi": [ { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "caller", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "stakedDAI", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "ethDonated", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "daiDonated", "type": "uint256" } ], "name": "DonationStaked", "type": "event" }, { "inputs": [], "name": "DAI", "outputs": [ { "internalType": "contract cERC20", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "active", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "avatar", "outputs": [ { "internalType": "address payable", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": 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cERC20\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"active\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"avatar\",\"outputs\":[{\"internalType\":\"address payable\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"end\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getVersion\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address 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Staking\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalDAIDonated\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalETHDonated\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalStaked\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"uniswap\",\"outputs\":[{\"internalType\":\"contract Uniswap\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}],\"devdoc\":{\"kind\":\"dev\",\"methods\":{\"end()\":{\"details\":\"withdraws all stakes and then transfer all balances to avatar this can also be called by owner(Foundation) but it is safe as funds are transfered to avatarMock and only avatar can upgrade this contract logic\"},\"stakeDonations(uint256)\":{\"details\":\"stake available funds. 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contract\",\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/staking/DonationsStaking.sol\":\"DonationsStaking\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/Interfaces.sol\":{\"keccak256\":\"0xe501727b0e5e15fe639129ab4b1abc59a14ebd3ddd05bb7056ac4fc26a8f3ee7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://90d8797740cfd3933ae849f3144e30f9133a55b26634b3efefa8206cd91f62d8\",\"dweb:/ipfs/QmYLeetoyiPej9acnGzjLLwgVnEg4d2Eg1Xb4k3A1mJqj6\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/staking/DonationsStaking.sol\":{\"keccak256\":\"0xe3eb1174f81e15cd7ba62b1171589ea2e000fcfa51a454487be9304db87d7e2f\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://24db48162fa786d56e86c63762821cdd8ca667bd4bfc76ca4ee445eaf43adaaa\",\"dweb:/ipfs/QmUqXSRmP2N18FjJVXqFjxjweq6yv1sr4kmsZBbgqcDdBF\"]},\"@openzeppelin/contracts-upgradeable/proxy/Initializable.sol\":{\"keccak256\":\"0xae7044b7c89ed74327b0979ae6f317c65d87b8d17a42d0c62d698d77d5de5511\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://d676c978d8ecee5c4510f045b747d94f3a1381e39feb870d2675d5b6d45a371b\",\"dweb:/ipfs/QmUAokuHWPVAf14QkhPtSdYFyNa8HVje9CBEzwCcxH3xkP\"]}},\"version\":1}", 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"source": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.0;\n\npragma experimental ABIEncoderV2;\n\nimport \"@openzeppelin/contracts-upgradeable/proxy/Initializable.sol\";\nimport \"../Interfaces.sol\";\n\n/**\n * @title DonationStaking contract that receives funds in ETH/DAI\n * and stake them in the SimpleStaking contract\n */\ncontract DonationsStaking is Initializable {\n\taddress payable public avatar;\n\tStaking public stakingContract;\n\tcERC20 public DAI;\n\taddress public owner;\n\tUniswap public uniswap;\n\tbool public active;\n\tuint256 public totalETHDonated;\n\tuint256 public totalDAIDonated;\n\n\tevent DonationStaked(\n\t\taddress caller,\n\t\tuint256 stakedDAI,\n\t\tuint256 ethDonated,\n\t\tuint256 daiDonated\n\t);\n\n\tmodifier ownerOrAvatar() {\n\t\trequire(\n\t\t\tmsg.sender == owner || msg.sender == avatar,\n\t\t\t\"Only owner or avatar can perform this action\"\n\t\t);\n\t\t_;\n\t}\n\n\tmodifier onlyAvatar() {\n\t\trequire(\n\t\t\tmsg.sender == avatar,\n\t\t\t\"Only DAO avatar can perform this action\"\n\t\t);\n\t\t_;\n\t}\n\n\tmodifier isActive() {\n\t\trequire(active);\n\t\t_;\n\t}\n\n\treceive() external payable {}\n\n\tfunction initialize(\n\t\taddress payable _avatar,\n\t\taddress _stakingContract,\n\t\taddress _dai\n\t) public initializer {\n\t\towner = msg.sender;\n\t\tuniswap = Uniswap(address(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D));\n\t\tDAI = cERC20(_dai);\n\t\tavatar = _avatar;\n\t\tstakingContract = Staking(_stakingContract);\n\t\tDAI.approve(\n\t\t\taddress(stakingContract),\n\t\t\t0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n\t\t); //we trust the staking contract\n\t\tactive = true;\n\t}\n\n\t/**\n\t * @dev stake available funds. It\n\t * take balance in eth and buy DAI from uniswap then stake outstanding DAI balance.\n\t * anyone can call this.\n\t * @param _minDAIAmount enforce expected return from uniswap when converting eth balance to DAI\n\t */\n\tfunction stakeDonations(uint256 _minDAIAmount) public payable isActive {\n\t\tuint256 daiDonated = DAI.balanceOf(address(this));\n\t\tuint256 ethDonated = _buyDAI(_minDAIAmount);\n\n\t\tuint256 daiBalance = DAI.balanceOf(address(this));\n\t\trequire(daiBalance > 0, \"no DAI to stake\");\n\n\t\tstakingContract.stakeDAI(daiBalance);\n\t\ttotalETHDonated += ethDonated;\n\t\ttotalDAIDonated += daiDonated;\n\t\temit DonationStaked(msg.sender, daiBalance, ethDonated, daiDonated);\n\t}\n\n\t/**\n\t * @dev total DAI value staked\n\t * @return DAI value staked\n\t */\n\tfunction totalStaked() public view returns (uint256) {\n\t\tStaking.Staker memory staker = stakingContract.stakers(address(this));\n\t\treturn staker.stakedDAI;\n\t}\n\n\t/**\n\t * @dev internal method to buy DAI from uniswap\n\t * @param _minDAIAmount enforce expected return from uniswap when converting eth balance to DAI\n\t * @return eth value converted\n\t */\n\tfunction _buyDAI(uint256 _minDAIAmount) internal returns (uint256) {\n\t\t//buy from uniwasp\n\t\tuint256 ethBalance = address(this).balance;\n\t\tif (ethBalance == 0) return 0;\n\t\taddress[] memory path = new address[](2);\n\t\tpath[1] = address(DAI);\n\t\tpath[0] = uniswap.WETH();\n\t\tuniswap.swapExactETHForTokens{ value: ethBalance }(\n\t\t\t_minDAIAmount,\n\t\t\tpath,\n\t\t\taddress(this),\n\t\t\tnow\n\t\t);\n\t\treturn ethBalance;\n\t}\n\n\tfunction setActive(bool _active) public ownerOrAvatar {\n\t\tactive = _active;\n\t}\n\n\t/**\n\t * @dev withdraws all stakes and then transfer all balances to avatar\n\t * this can also be called by owner(Foundation) but it is safe as funds are transfered to avatarMock\n\t * and only avatar can upgrade this contract logic\n\t */\n\tfunction end() public ownerOrAvatar returns (uint256, uint256) {\n\t\tstakingContract.withdrawStake();\n\t\tuint256 daiBalance = DAI.balanceOf(address(this));\n\t\tuint256 ethBalance = address(this).balance;\n\t\tDAI.transfer(avatar, daiBalance);\n\t\tavatar.transfer(ethBalance);\n\t\tactive = false;\n\t\treturn (daiBalance, ethBalance);\n\t}\n\n\tfunction getVersion() public pure returns (string memory) {\n\t\treturn \"1.1.0\";\n\t}\n}\n", "sourcePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/staking/DonationsStaking.sol", "ast": { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/upgradables/contracts/staking/DonationsStaking.sol", "exportedSymbols": { "DonationsStaking": [ 5127 ] }, "id": 5128, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 4769, "literals": [ "solidity", ">=", "0.6", ".0" ], "nodeType": "PragmaDirective", "src": "33:24:7" }, { "id": 4770, "literals": [ "experimental", "ABIEncoderV2" ], "nodeType": 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"typeString": "uint256" } }, "id": 4948, "nodeType": "ExpressionStatement", "src": "2088:29:7" }, { "expression": { "argumentTypes": null, "id": 4951, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 4949, "name": "totalDAIDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4791, "src": "2121:15:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "id": 4950, "name": "daiDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4907, "src": "2140:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2121:29:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4952, "nodeType": "ExpressionStatement", "src": "2121:29:7" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4954, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "2174:3:7", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 4955, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2174:10:7", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 4956, "name": "daiBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4923, "src": "2186:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 4957, "name": "ethDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4917, "src": "2198:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 4958, "name": "daiDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4907, "src": "2210:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4953, "name": "DonationStaked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4801, "src": "2159:14:7", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_uint256_$_t_uint256_$_t_uint256_$returns$__$", "typeString": "function (address,uint256,uint256,uint256)" } }, "id": 4959, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2159:62:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4960, "nodeType": "EmitStatement", "src": "2154:67:7" } ] }, "documentation": { "id": 4899, "nodeType": "StructuredDocumentation", "src": "1519:251:7", "text": " @dev stake available funds. It\n take balance in eth and buy DAI from uniswap then stake outstanding DAI balance.\n anyone can call this.\n @param _minDAIAmount enforce expected return from uniswap when converting eth balance to DAI" }, "functionSelector": "2124e2df", "id": 4962, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 4904, "modifierName": { "argumentTypes": null, "id": 4903, "name": "isActive", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4838, "src": "1834:8:7", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1834:8:7" } ], "name": "stakeDonations", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4902, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4901, "mutability": "mutable", "name": "_minDAIAmount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4962, "src": "1796:21:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4900, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1796:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1795:23:7" }, "returnParameters": { "id": 4905, "nodeType": "ParameterList", "parameters": [], "src": "1843:0:7" }, "scope": 5127, "src": "1772:453:7", "stateMutability": "payable", "virtual": false, "visibility": "public" }, { "body": { "id": 4983, "nodeType": "Block", "src": "2352:104:7", "statements": [ { "assignments": [ 4971 ], "declarations": [ { "constant": false, "id": 4971, "mutability": "mutable", "name": "staker", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4983, "src": "2356:28:7", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker" }, "typeName": { "contractScope": null, "id": 4970, "name": "Staking.Staker", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 335, "src": "2356:14:7", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_storage_ptr", "typeString": "struct Staking.Staker" } }, "value": null, "visibility": "internal" } ], "id": 4979, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4976, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2419:4:7", "typeDescriptions": { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } ], "id": 4975, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2411:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 4974, "name": "address", "nodeType": "ElementaryTypeName", "src": "2411:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 4977, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2411:13:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" } ], "expression": { "argumentTypes": null, "id": 4972, "name": "stakingContract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4779, "src": "2387:15:7", "typeDescriptions": { "typeIdentifier": "t_contract$_Staking_$351", "typeString": "contract Staking" } }, "id": 4973, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "stakers", "nodeType": "MemberAccess", "referencedDeclaration": 350, "src": "2387:23:7", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_struct$_Staker_$335_memory_ptr_$", "typeString": "function (address) view external returns (struct Staking.Staker memory)" } }, "id": 4978, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2387:38:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2356:69:7" }, { "expression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4980, "name": "staker", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4971, "src": "2436:6:7", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker memory" } }, "id": 4981, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberName": "stakedDAI", "nodeType": "MemberAccess", "referencedDeclaration": 332, "src": "2436:16:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 4967, "id": 4982, "nodeType": "Return", "src": "2429:23:7" } ] }, "documentation": { "id": 4963, "nodeType": "StructuredDocumentation", "src": "2228:69:7", "text": " @dev total DAI value staked\n @return DAI value staked" }, "functionSelector": "817b1cd2", "id": 4984, "implemented": true, "kind": "function", "modifiers": [], "name": "totalStaked", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4964, "nodeType": "ParameterList", "parameters": [], "src": "2319:2:7" }, "returnParameters": { "id": 4967, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4966, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4984, "src": "2343:7:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4965, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2343:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2342:9:7" }, "scope": 5127, "src": "2299:157:7", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "body": { "id": 5050, "nodeType": "Block", "src": "2714:334:7", "statements": [ { "assignments": [ 4993 ], "declarations": [ { "constant": false, "id": 4993, "mutability": "mutable", "name": "ethBalance", "nodeType": "VariableDeclaration", "overrides": null, "scope": 5050, "src": "2739:18:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4992, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2739:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 4999, "initialValue": { "argumentTypes": null, "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4996, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2768:4:7", "typeDescriptions": { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } ], "id": 4995, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2760:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 4994, "name": "address", "nodeType": "ElementaryTypeName", "src": "2760:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 4997, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2760:13:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "id": 4998, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "balance", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2760:21:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "2739:42:7" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 5002, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 5000, "name": "ethBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4993, "src": "2789:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 5001, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2803:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "2789:15:7", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 5005, "nodeType": "IfStatement", "src": "2785:29:7", "trueBody": { "expression": { "argumentTypes": null, "hexValue": "30", "id": 5003, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2813:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "functionReturnParameters": 4991, "id": 5004, "nodeType": "Return", "src": "2806:8:7" } }, { "assignments": [ 5010 ], "declarations": [ { "constant": false, "id": 5010, "mutability": "mutable", "name": "path", "nodeType": "VariableDeclaration", "overrides": null, "scope": 5050, "src": "2818:21:7", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 5008, "name": "address", "nodeType": "ElementaryTypeName", "src": "2818:7:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5009, "length": null, "nodeType": "ArrayTypeName", "src": "2818:9:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "id": 5016, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "32", "id": 5014, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2856:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" } ], "id": 5013, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "2842:13:7", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_array$_t_address_$dyn_memory_ptr_$", "typeString": "function (uint256) pure returns (address[] memory)" }, "typeName": { "baseType": { "id": 5011, "name": "address", "nodeType": "ElementaryTypeName", "src": "2846:7:7", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5012, "length": null, "nodeType": "ArrayTypeName", "src": "2846:9:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } } }, "id": 5015, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2842:16:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2818:40:7" }, { "expression": { "argumentTypes": null, "id": 5024, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5017, "name": "path", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5010, "src": "2862:4:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, "id": 5019, "indexExpression": { "argumentTypes": null, "hexValue": "31", "id": 5018, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2867:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2862:7:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 5022, "name": "DAI", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4781, "src": "2880:3:7", "typeDescriptions": { "typeIdentifier": "t_contract$_cERC20_$309", "typeString": "contract cERC20" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_cERC20_$309", "typeString": "contract cERC20" } ], "id": 5021, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2872:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 5020, "name": "address", "nodeType": "ElementaryTypeName", "src": "2872:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 5023, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2872:12:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2862:22:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5025, "nodeType": "ExpressionStatement", "src": "2862:22:7" }, { "expression": { "argumentTypes": null, "id": 5032, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5026, "name": "path", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5010, "src": "2888:4:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, "id": 5028, "indexExpression": { "argumentTypes": null, "hexValue": "30", "id": 5027, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2893:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2888:7:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 5029, "name": "uniswap", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4785, "src": "2898:7:7", "typeDescriptions": { "typeIdentifier": "t_contract$_Uniswap_$444", "typeString": "contract Uniswap" } }, "id": 5030, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "WETH", 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"isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2025:17:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_672960139dca2fd59bd79edd62cfe77c3ac268980716a82f3c707a594a696c9d", "typeString": "literal_string \"no DAI to stake\"" }, "value": "no DAI to stake" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_672960139dca2fd59bd79edd62cfe77c3ac268980716a82f3c707a594a696c9d", "typeString": "literal_string \"no DAI to stake\"" } ], "id": 4932, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "2001:7:7", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 4937, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2001:42:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4938, "nodeType": "ExpressionStatement", "src": "2001:42:7" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4942, "name": "daiBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4923, "src": "2073:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 4939, "name": "stakingContract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4779, "src": "2048:15:7", "typeDescriptions": { "typeIdentifier": "t_contract$_Staking_$351", "typeString": "contract Staking" } }, "id": 4941, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "stakeDAI", "nodeType": "MemberAccess", "referencedDeclaration": 340, "src": "2048:24:7", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256) external" } }, "id": 4943, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2048:36:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4944, "nodeType": "ExpressionStatement", "src": "2048:36:7" }, { "expression": { "argumentTypes": null, "id": 4947, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 4945, "name": "totalETHDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4789, "src": "2088:15:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "id": 4946, "name": "ethDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4917, "src": "2107:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2088:29:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4948, "nodeType": "ExpressionStatement", "src": "2088:29:7" }, { "expression": { "argumentTypes": null, "id": 4951, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 4949, "name": "totalDAIDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4791, "src": "2121:15:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "id": 4950, "name": "daiDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4907, "src": "2140:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2121:29:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4952, "nodeType": "ExpressionStatement", "src": "2121:29:7" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4954, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "2174:3:7", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 4955, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2174:10:7", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 4956, "name": "daiBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4923, "src": "2186:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 4957, "name": "ethDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4917, "src": "2198:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 4958, "name": "daiDonated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4907, "src": "2210:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4953, "name": "DonationStaked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4801, "src": "2159:14:7", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_uint256_$_t_uint256_$_t_uint256_$returns$__$", "typeString": "function (address,uint256,uint256,uint256)" } }, "id": 4959, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2159:62:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4960, "nodeType": "EmitStatement", "src": "2154:67:7" } ] }, "documentation": { "id": 4899, "nodeType": "StructuredDocumentation", "src": "1519:251:7", "text": " @dev stake available funds. It\n take balance in eth and buy DAI from uniswap then stake outstanding DAI balance.\n anyone can call this.\n @param _minDAIAmount enforce expected return from uniswap when converting eth balance to DAI" }, "functionSelector": "2124e2df", "id": 4962, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 4904, "modifierName": { "argumentTypes": null, "id": 4903, "name": "isActive", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4838, "src": "1834:8:7", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1834:8:7" } ], "name": "stakeDonations", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4902, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4901, "mutability": "mutable", "name": "_minDAIAmount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4962, "src": "1796:21:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4900, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1796:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1795:23:7" }, "returnParameters": { "id": 4905, "nodeType": "ParameterList", "parameters": [], "src": "1843:0:7" }, "scope": 5127, "src": "1772:453:7", "stateMutability": "payable", "virtual": false, "visibility": "public" }, { "body": { "id": 4983, "nodeType": "Block", "src": "2352:104:7", "statements": [ { "assignments": [ 4971 ], "declarations": [ { "constant": false, "id": 4971, "mutability": "mutable", "name": "staker", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4983, "src": "2356:28:7", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker" }, "typeName": { "contractScope": null, "id": 4970, "name": "Staking.Staker", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 335, "src": "2356:14:7", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_storage_ptr", "typeString": "struct Staking.Staker" } }, "value": null, "visibility": "internal" } ], "id": 4979, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4976, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2419:4:7", "typeDescriptions": { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } ], "id": 4975, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2411:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 4974, "name": "address", "nodeType": "ElementaryTypeName", "src": "2411:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 4977, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2411:13:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" } ], "expression": { "argumentTypes": null, "id": 4972, "name": "stakingContract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4779, "src": "2387:15:7", "typeDescriptions": { "typeIdentifier": "t_contract$_Staking_$351", "typeString": "contract Staking" } }, "id": 4973, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "stakers", "nodeType": "MemberAccess", "referencedDeclaration": 350, "src": "2387:23:7", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_struct$_Staker_$335_memory_ptr_$", "typeString": "function (address) view external returns (struct Staking.Staker memory)" } }, "id": 4978, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2387:38:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2356:69:7" }, { "expression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4980, "name": "staker", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4971, "src": "2436:6:7", "typeDescriptions": { "typeIdentifier": "t_struct$_Staker_$335_memory_ptr", "typeString": "struct Staking.Staker memory" } }, "id": 4981, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberName": "stakedDAI", "nodeType": "MemberAccess", "referencedDeclaration": 332, "src": "2436:16:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 4967, "id": 4982, "nodeType": "Return", "src": "2429:23:7" } ] }, "documentation": { "id": 4963, "nodeType": "StructuredDocumentation", "src": "2228:69:7", "text": " @dev total DAI value staked\n @return DAI value staked" }, "functionSelector": "817b1cd2", "id": 4984, "implemented": true, "kind": "function", "modifiers": [], "name": "totalStaked", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4964, "nodeType": "ParameterList", "parameters": [], "src": "2319:2:7" }, "returnParameters": { "id": 4967, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4966, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4984, "src": "2343:7:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4965, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2343:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2342:9:7" }, "scope": 5127, "src": "2299:157:7", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "body": { "id": 5050, "nodeType": "Block", "src": "2714:334:7", "statements": [ { "assignments": [ 4993 ], "declarations": [ { "constant": false, "id": 4993, "mutability": "mutable", "name": "ethBalance", "nodeType": "VariableDeclaration", "overrides": null, "scope": 5050, "src": "2739:18:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4992, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2739:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 4999, "initialValue": { "argumentTypes": null, "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4996, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2768:4:7", "typeDescriptions": { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_DonationsStaking_$5127", "typeString": "contract DonationsStaking" } ], "id": 4995, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2760:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 4994, "name": "address", "nodeType": "ElementaryTypeName", "src": "2760:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 4997, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2760:13:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "id": 4998, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "balance", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2760:21:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "2739:42:7" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 5002, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 5000, "name": "ethBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4993, "src": "2789:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 5001, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2803:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "2789:15:7", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 5005, "nodeType": "IfStatement", "src": "2785:29:7", "trueBody": { "expression": { "argumentTypes": null, "hexValue": "30", "id": 5003, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2813:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "functionReturnParameters": 4991, "id": 5004, "nodeType": "Return", "src": "2806:8:7" } }, { "assignments": [ 5010 ], "declarations": [ { "constant": false, "id": 5010, "mutability": "mutable", "name": "path", "nodeType": "VariableDeclaration", "overrides": null, "scope": 5050, "src": "2818:21:7", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 5008, "name": "address", "nodeType": "ElementaryTypeName", "src": "2818:7:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5009, "length": null, "nodeType": "ArrayTypeName", "src": "2818:9:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "id": 5016, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "32", "id": 5014, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2856:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" } ], "id": 5013, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "2842:13:7", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_array$_t_address_$dyn_memory_ptr_$", "typeString": "function (uint256) pure returns (address[] memory)" }, "typeName": { "baseType": { "id": 5011, "name": "address", "nodeType": "ElementaryTypeName", "src": "2846:7:7", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5012, "length": null, "nodeType": "ArrayTypeName", "src": "2846:9:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } } }, "id": 5015, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2842:16:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, "nodeType": "VariableDeclarationStatement", "src": "2818:40:7" }, { "expression": { "argumentTypes": null, "id": 5024, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 5017, "name": "path", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5010, "src": "2862:4:7", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, "id": 5019, "indexExpression": { "argumentTypes": null, "hexValue": "31", "id": 5018, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2867:1:7", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2862:7:7", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 5022, "name": "DAI", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4781, "src": "2880:3:7", "typeDescriptions": { "typeIdentifier": "t_contract$_cERC20_$309", "typeString": "contract cERC20" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_cERC20_$309", "typeString": "contract cERC20" } ], "id": 5021, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2872:7:7", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 5020, "name": "address", "nodeType": "ElementaryTypeName", "src": "2872:7:7", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 5023, "isConstant": false, 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memory)" } }, "id": 5046, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2916:107:7", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_uint256_$dyn_memory_ptr", "typeString": "uint256[] memory" } }, "id": 5047, "nodeType": "ExpressionStatement", "src": "2916:107:7" }, { "expression": { "argumentTypes": null, "id": 5048, "name": "ethBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4993, "src": "3034:10:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 4991, "id": 5049, "nodeType": "Return", "src": "3027:17:7" } ] }, "documentation": { "id": 4985, "nodeType": "StructuredDocumentation", "src": "2459:186:7", "text": " @dev internal method to buy DAI from uniswap\n @param _minDAIAmount enforce expected return from uniswap when converting eth balance to DAI\n @return eth value converted" }, "id": 5051, "implemented": true, "kind": "function", "modifiers": [], "name": "_buyDAI", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4988, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4987, "mutability": "mutable", "name": "_minDAIAmount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 5051, "src": "2664:21:7", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4986, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2664:7:7", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2663:23:7" }, "returnParameters": { "id": 4991, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4990, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": 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