@gooddollar/goodcontracts

{ "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": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "stakingContract", "outputs": [ { "internalType": "contract 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": "uniswap", "outputs": [ { "internalType": "contract Uniswap", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "stateMutability": "payable", "type": "receive" }, { "inputs": [ { "internalType": "address payable", "name": "_avatar", "type": "address" }, { "internalType": "address", "name": "_stakingContract", "type": "address" }, { "internalType": "address", "name": "_dai", "type": "address" } ], "name": "initialize", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_minDAIAmount", "type": "uint256" } ], "name": "stakeDonations", "outputs": [], "stateMutability": "payable", "type": "function" }, { "inputs": [], "name": "totalStaked", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "bool", "name": "_active", "type": "bool" } ], "name": "setActive", "outputs": [], "stateMutability": "nonpayable", "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" } ], "metadata": "{\"compiler\":{\"version\":\"0.6.12+commit.27d51765\"},\"language\":\"Solidity\",\"output\":{\"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\":\"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 payable\",\"name\":\"_avatar\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_stakingContract\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_dai\",\"type\":\"address\"}],\"name\":\"initialize\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bool\",\"name\":\"_active\",\"type\":\"bool\"}],\"name\":\"setActive\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_minDAIAmount\",\"type\":\"uint256\"}],\"name\":\"stakeDonations\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"stakingContract\",\"outputs\":[{\"internalType\":\"contract 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. It take balance in eth and buy DAI from uniswap then stake outstanding DAI balance. anyone can call this.\",\"params\":{\"_minDAIAmount\":\"enforce expected return from uniswap when converting eth balance to DAI\"}},\"totalStaked()\":{\"details\":\"total DAI value staked\",\"returns\":{\"_0\":\"DAI value staked\"}}},\"title\":\"DonationStaking contract that receives funds in ETH/DAI and stake them in the SimpleStaking 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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