@gooddollar/goodcontracts

{ "contractName": "ContributionCalculation", "abi": [ { "inputs": [ { "internalType": "contract Avatar", "name": "_avatar", "type": "address" }, { "internalType": "uint256", "name": "_nom", "type": "uint256" }, { "internalType": "uint256", "name": "_denom", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "caller", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "nom", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "denom", "type": "uint256" } ], "name": "SellContributionRatioUpdated", "type": "event" }, { "constant": true, "inputs": [], "name": "sellContributionRatio", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "_nom", "type": "uint256" }, { "internalType": "uint256", "name": "_denom", "type": "uint256" } ], "name": "setContributionRatio", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "contract GoodMarketMaker", "name": "_marketMaker", "type": "address" }, { "internalType": "contract GoodReserveCDai", "name": "_reserve", "type": "address" }, { "internalType": "address", "name": "_contributer", "type": "address" }, { "internalType": "contract ERC20", "name": "_token", "type": "address" }, { "internalType": "uint256", "name": "_gdAmount", "type": "uint256" } ], "name": "calculateContribution", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"contract Avatar\",\"name\":\"_avatar\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_nom\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_denom\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"nom\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"denom\",\"type\":\"uint256\"}],\"name\":\"SellContributionRatioUpdated\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"contract GoodMarketMaker\",\"name\":\"_marketMaker\",\"type\":\"address\"},{\"internalType\":\"contract GoodReserveCDai\",\"name\":\"_reserve\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_contributer\",\"type\":\"address\"},{\"internalType\":\"contract ERC20\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_gdAmount\",\"type\":\"uint256\"}],\"name\":\"calculateContribution\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"sellContributionRatio\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_nom\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_denom\",\"type\":\"uint256\"}],\"name\":\"setContributionRatio\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{\"calculateContribution(address,address,address,address,uint256)\":{\"details\":\"Calculate the amount after contribution during the sell action. There is a `sellContributionRatio` percent contribution\",\"params\":{\"_contributer\":\"The contributer address\",\"_gdAmount\":\"The total GD amount to contribute from\",\"_marketMaker\":\"The market maker address\",\"_reserve\":\"The reserve address\",\"_token\":\"The token to convert from\"},\"return\":\"(contributionAmount) The contribution amount for sell\"},\"constructor\":{\"details\":\"Constructor\",\"params\":{\"_avatar\":\"The avatar of the DAO\",\"_denom\":\"The denominator to calculate the contribution ratio from\",\"_nom\":\"The numerator to calculate the contribution ratio from\"}},\"setContributionRatio(uint256,uint256)\":{\"details\":\"Allow the DAO to change the sell contribution rate it is calculated by _nom/_denom with e27 precision. Emits that the contribution ratio was updated.\",\"params\":{\"_denom\":\"the denominator\",\"_nom\":\"the nominator\"}}}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/stakingModel/contracts/ContributionCalculation.sol\":\"ContributionCalculation\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/DSMath.sol\":{\"keccak256\":\"0x59fb5b1c4c3f68c1694f6ff5698016ac8ee9401b61e87473113dc103b7a6b0ff\",\"urls\":[\"bzz-raw://7410f43989dea44e64bed870958ce9199606dd8a9783e79fe8deca7b544164af\",\"dweb:/ipfs/QmPrrdvp2ErwL6SJSveB3JANo7ivadSMnk9gpWZD8nR7hy\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/ActivePeriod.sol\":{\"keccak256\":\"0xd6b17fe8c789a03e87c80046319caee9fc9c9b5ded9008b09a550027c205c5ab\",\"urls\":[\"bzz-raw://0f77e8dc5f6abeefc9a2e185c257516f7f0266ae2781dd67c18daf1aac667daf\",\"dweb:/ipfs/QmbeRqLP2MvTZifqPBSK3PUDh8TjC1RaTA8b1dRRAXahmJ\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/FeeFormula.sol\":{\"keccak256\":\"0x2ac93f891a65aa60b93e2b27552850dfa459b88f5a19edc29bb5bab0cc4f3eaa\",\"urls\":[\"bzz-raw://bddb94bc0230d959d2362887a253a47b91f0de6804cba8e4569a7cac47c39b5a\",\"dweb:/ipfs/QmTdkPQHRdzxJ7D7pi9cowLgYY9wVja416dhBwCsdtPEv5\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/FeelessScheme.sol\":{\"keccak256\":\"0x7c542d44cbd864ee0ddecbc5016d9d7eb9ce65ab463fdd9f21eb8ce3c6ffc8ea\",\"urls\":[\"bzz-raw://4753dd823c0b0cbe7d7d02e1df64ace07d7a163af3aaff12697aee70a1b45f2f\",\"dweb:/ipfs/QmPkKeH88M3f6UbHphayUbjEBNV4rmoogtDmVundzBKbFK\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/FormulaHolder.sol\":{\"keccak256\":\"0xb3c0d3bc21e71497784e1be11698ff501ee11545c3106bec2cae2e8af1bacd9b\",\"urls\":[\"bzz-raw://783b4e28b67231de0fbbe48e58f43f69db3f98fd7f75668edce145a55a9b5b17\",\"dweb:/ipfs/QmdeyRfeix3PGfaXqtRQpH1sjmjFpdtuGaPwnvRn7nHAWd\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/SchemeGuard.sol\":{\"keccak256\":\"0x32e1b2a172e2c22a6aa757bfcb0722cc67f64c5c2e48df3dec2737903516d565\",\"urls\":[\"bzz-raw://bee57a8eba08348e93a0c18f3ab534e67865c0fa27afe27f5cf234bd5f248915\",\"dweb:/ipfs/Qmd8aveHWcUkYWMyJrJRZPyVXj8MAMBfpBFo6g4Z2VJeo3\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/identity/Identity.sol\":{\"keccak256\":\"0x282184478f1d618d3523b28a84a7f7003dfdc99cad120e5e358d2cce1f5fb491\",\"urls\":[\"bzz-raw://67e17ecb57b24c4fb801abc2c52c3148af3b967e28da4fb7e074d18efb7a57c1\",\"dweb:/ipfs/QmfZ8jXhdTHtxr3gfByRj4HnXnGynX7SLZWWGR8k768aGB\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/identity/IdentityAdminRole.sol\":{\"keccak256\":\"0x8e82c45eefe0da77d017144dfad12602c68124297035937901cdd08ce48c57ff\",\"urls\":[\"bzz-raw://e20e606342b3b35f41a081294cf3f716fe7e27e81d3090daa37c5208f4ef4bc3\",\"dweb:/ipfs/QmVEhHpiwVsksnPyHkfNa5LpTBLxoP9kj5NRZUBv456ewK\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/identity/IdentityGuard.sol\":{\"keccak256\":\"0xcc395c0e8f812201b5ed1f45e7272120ee5ffe73bfe13e325dfd872aef235b22\",\"urls\":[\"bzz-raw://58f93e4b9f48ec31ac151208e4f9e6b356cc23dfc9585d846bc09bf35d6ff7be\",\"dweb:/ipfs/QmdxJHUCaFx8N66kkDhYdA4k6d2V91yBRG6sombuPxBq7X\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/token/ERC677/ERC677.sol\":{\"keccak256\":\"0x8360b9e356df8584d95990bb7e772342b30d9e22b160f7c875fbca5c0b87453c\",\"urls\":[\"bzz-raw://97cc6e5586cedcd49462cc465a2a8fc5063d7ec6cb9533f4e0099969a75bd4b2\",\"dweb:/ipfs/QmXw6y4iXfqyJHDRrHdd5ofQ6E4cuHDw4LiYupReJ1rCBc\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/token/ERC677/ERC677Receiver.sol\":{\"keccak256\":\"0xc5683b28527097379ed090b28bb46e17a50a2c57ddcb3c7e028fcd04ddc64aef\",\"urls\":[\"bzz-raw://639f6b6cf65382faea738e6326d6aeb289b8b030cf02f40c54bc45ec098eda6d\",\"dweb:/ipfs/QmQi7dFcKiwUxSbzhus4CxFTdNJvUsfiqY6i3bD4RdMQrn\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/token/ERC677BridgeToken.sol\":{\"keccak256\":\"0x014fa09dca773b1406855e628687be50c1eb129894f45a8b5c9fc709d826968d\",\"urls\":[\"bzz-raw://23c6491c0c26471315010687d785a3724ae33198be6ed39828d1a4f7e6873cb4\",\"dweb:/ipfs/QmW62FXHtLdNGzB8Nq9XwmwHp6Jn8jgbAVyrU2j7c7w6By\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/token/ERC677Token.sol\":{\"keccak256\":\"0x553a103b911d77cecb2ce3f355b2370c4a23eb070593d7c8eb46f33e3a5ff141\",\"urls\":[\"bzz-raw://e37438ce280964498b77f63bbe4d1f25c55ff4c178925447a70decceda06e46c\",\"dweb:/ipfs/QmbqCLhWjZqpFBnUVb3H7LkEbAaVmhf76Ln14oWnGimYGM\"]},\"/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/token/GoodDollar.sol\":{\"keccak256\":\"0x7b91359f6912641c7dbfe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"source": "pragma solidity >0.5.4;\nimport \"openzeppelin-solidity/contracts/math/SafeMath.sol\";\nimport \"@daostack/arc/contracts/controller/Avatar.sol\";\nimport \"../../contracts/dao/schemes/SchemeGuard.sol\";\nimport \"./GoodMarketMaker.sol\";\nimport \"./GoodReserveCDai.sol\";\nimport \"../../contracts/DSMath.sol\";\n\n/* @title Contribution calculation for selling gd tokens\n */\ncontract ContributionCalculation is DSMath {\n using SafeMath for uint256;\n\n Avatar avatar;\n // The contribution ratio, declares how much\n // to contribute from the given amount\n uint256 public sellContributionRatio;\n\n // Emits when the contribution ratio is updated\n event SellContributionRatioUpdated(\n address indexed caller,\n uint256 nom,\n uint256 denom\n );\n\n /** @dev modifier to check if caller is avatar\n */\n modifier onlyAvatar() {\n require(address(avatar) == msg.sender, \"only Avatar can call this method\");\n _;\n }\n\n /**\n * @dev Constructor\n * @param _avatar The avatar of the DAO\n * @param _nom The numerator to calculate the contribution ratio from\n * @param _denom The denominator to calculate the contribution ratio from\n */\n constructor(\n Avatar _avatar,\n uint256 _nom,\n uint256 _denom\n ) public {\n sellContributionRatio = rdiv(_nom, _denom);\n avatar = _avatar;\n }\n\n /**\n * @dev Allow the DAO to change the sell contribution rate\n * it is calculated by _nom/_denom with e27 precision. Emits\n * that the contribution ratio was updated.\n * @param _nom the nominator\n * @param _denom the denominator\n */\n function setContributionRatio(uint256 _nom, uint256 _denom) external onlyAvatar {\n require(_denom > 0, \"denominator must be above 0\");\n sellContributionRatio = rdiv(_nom, _denom);\n emit SellContributionRatioUpdated(msg.sender, _nom, _denom);\n }\n\n /**\n * @dev Calculate the amount after contribution during the sell action. There is a\n * `sellContributionRatio` percent contribution\n * @param _marketMaker The market maker address\n * @param _reserve The reserve address\n * @param _contributer The contributer address\n * @param _token The token to convert from\n * @param _gdAmount The total GD amount to contribute from\n * @return (contributionAmount) The contribution amount for sell\n */\n function calculateContribution(\n GoodMarketMaker _marketMaker,\n GoodReserveCDai _reserve,\n address _contributer,\n ERC20 _token,\n uint256 _gdAmount\n ) external view returns (uint256) {\n uint256 decimalsDiff = uint256(27).sub(2); // 2 gooddollar decimals\n uint256 contributionAmount = rmul(\n _gdAmount.mul(10**decimalsDiff), // expand to e27 precision\n sellContributionRatio\n )\n .div(10**decimalsDiff); // return to e2 precision\n require(_gdAmount > contributionAmount, \"Calculation error\");\n return contributionAmount;\n }\n}\n", "sourcePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/stakingModel/contracts/ContributionCalculation.sol", "ast": { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/stakingModel/contracts/ContributionCalculation.sol", "exportedSymbols": { "ContributionCalculation": [ 6760 ] }, "id": 6761, "nodeType": "SourceUnit", "nodes": [ { "id": 6619, "literals": [ "solidity", ">", "0.5", ".4" ], "nodeType": "PragmaDirective", "src": "0:23:22" }, { "absolutePath": "openzeppelin-solidity/contracts/math/SafeMath.sol", "file": "openzeppelin-solidity/contracts/math/SafeMath.sol", "id": 6620, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 21309, "src": "24:59:22", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@daostack/arc/contracts/controller/Avatar.sol", "file": "@daostack/arc/contracts/controller/Avatar.sol", "id": 6621, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 12706, "src": "84:55:22", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/dao/schemes/SchemeGuard.sol", "file": "../../contracts/dao/schemes/SchemeGuard.sol", "id": 6622, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 1424, "src": "140:53:22", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/stakingModel/contracts/GoodMarketMaker.sol", "file": "./GoodMarketMaker.sol", "id": 6623, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 8275, "src": "194:31:22", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/stakingModel/contracts/GoodReserveCDai.sol", "file": "./GoodReserveCDai.sol", "id": 6624, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 9044, "src": "226:31:22", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/hadar/workspace/GoodDollar/GoodBootstrap/packages/contracts/contracts/DSMath.sol", "file": "../../contracts/DSMath.sol", "id": 6625, "nodeType": "ImportDirective", "scope": 6761, "sourceUnit": 304, "src": "258:36:22", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 6626, "name": "DSMath", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 303, "src": "393:6:22", "typeDescriptions": { "typeIdentifier": "t_contract$_DSMath_$303", "typeString": "contract DSMath" } }, "id": 6627, "nodeType": "InheritanceSpecifier", "src": "393:6:22" } ], "contractDependencies": [ 303 ], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 6760, "linearizedBaseContracts": [ 6760, 303 ], "name": "ContributionCalculation", "nodeType": "ContractDefinition", "nodes": [ { "id": 6630, "libraryName": { "contractScope": null, "id": 6628, "name": "SafeMath", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 21308, "src": "412:8:22", "typeDescriptions": { "typeIdentifier": "t_contract$_SafeMath_$21308", "typeString": "library SafeMath" } }, "nodeType": "UsingForDirective", "src": "406:27:22", "typeName": { "id": 6629, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "425:7:22", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, { "constant": false, "id": 6632, "name": "avatar", "nodeType": "VariableDeclaration", "scope": 6760, "src": "439:13:22", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_Avatar_$12705", "typeString": "contract Avatar" }, "typeName": { "contractScope": null, "id": 6631, "name": "Avatar", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 12705, "src": "439:6:22", "typeDescriptions": { "typeIdentifier": "t_contract$_Avatar_$12705", "typeString": "contract Avatar" } }, "value": null, "visibility": "internal" }, { "constant": false, 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