HealthFi is a Web3 fitness application built with Tracking-Fi and Game-Fi elements.
The idea behind HealthFi is simple enough: it is built for most people to start living their healthy lives by simple action: workout.
We are the first project to bring all sport models into an application and blockchain integration concept.
At HealthFi, users will use sport NFT such as Skipping Ropes, Sneakers, Bicycle,... Then jumping, running, riding,.. to earn reward.
We believe that having a unique experience & interesting exercise is one of the ways the app can be appealing and engaging, but also rewarding to the players.
Unable to verify that contract auditor is trusted: Certik, Quantstamp, Hacken, Solidity, Paladinsec, Openzeppelin, Verichains
FirstToken._transfer(address,address,uint256).transferFeeRate (#1541) is a local variable never initialized
Initialize all the variables. If a variable is meant to be initialized to zero, explicitly set it to zero to improve code readability.
Additional information: link
Reentrancy in FirstToken.constructor(address,address) (#1484-1496):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#1491-1492)
State variables written after the call(s):
- _setupRole(DEFAULT_ADMIN_ROLE,multiSigWallet) (#1495)
- _roles[role].members[account] = true (#1193)
- uniswapV2Router = _uniswapV2Router (#1493)
Apply the check-effects-interactions pattern.
Additional information: link
Pragma version^0.8.0 (#6) allows old versions
Pragma version^0.8.0 (#236) allows old versions
Pragma version^0.8.0 (#321) allows old versions
Pragma version^0.8.0 (#350) allows old versions
Pragma version^0.8.0 (#377) allows old versions
Pragma version^0.8.0 (#761) allows old versions
Pragma version^0.8.0 (#852) allows old versions
Pragma version^0.8.0 (#922) allows old versions
Pragma version^0.8.0 (#950) allows old versions
Pragma version^0.8.0 (#980) allows old versions
Pragma version>=0.6.2 (#1213) allows old versions
Pragma version>=0.6.2 (#1311) allows old versions
Pragma version>=0.5.0 (#1356) allows old versions
Pragma version>=0.4.22<0.9.0 (#1377) is too complex
Pragma version>=0.4.22<0.9.0 (#1476) is too complex
solc-0.8.12 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Different versions of Solidity is used:
- Version used: ['>=0.4.22<0.9.0', '>=0.5.0', '>=0.6.2', '^0.8.0']
- ^0.8.0 (#6)
- ^0.8.0 (#236)
- ^0.8.0 (#321)
- ^0.8.0 (#350)
- ^0.8.0 (#377)
- ^0.8.0 (#761)
- ^0.8.0 (#852)
- ^0.8.0 (#922)
- ^0.8.0 (#950)
- ^0.8.0 (#980)
- >=0.6.2 (#1213)
- >=0.6.2 (#1311)
- >=0.5.0 (#1356)
- >=0.4.22<0.9.0 (#1377)
- >=0.4.22<0.9.0 (#1476)
Use one Solidity version.
Additional information: link
FirstToken.maxSupply (#1482) should be constant
Add the constant attributes to state variables that never change.
Additional information: link
Reentrancy in FirstToken.constructor(address,address) (#1484-1496):
External calls:
- uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#1491-1492)
Event emitted after the call(s):
- RoleGranted(role,account,_msgSender()) (#1194)
- _setupRole(DEFAULT_ADMIN_ROLE,multiSigWallet) (#1495)
Apply the check-effects-interactions pattern.
Additional information: link
AccessControl._setRoleAdmin(bytes32,bytes32) (#1180-1184) is never used and should be removed
Context._msgData() (#367-369) is never used and should be removed
ERC20._burn(address,uint256) (#651-666) is never used and should be removed
SafeMath.add(uint256,uint256) (#95-97) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#193-202) is never used and should be removed
SafeMath.mod(uint256,uint256) (#153-155) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#219-228) is never used and should be removed
SafeMath.sub(uint256,uint256,string) (#170-179) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#24-30) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (#66-71) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#78-83) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#49-59) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#37-42) is never used and should be removed
Strings.toHexString(uint256) (#888-899) is never used and should be removed
Strings.toString(uint256) (#863-883) is never used and should be removed
Remove unused functions.
Additional information: link
Function IUniswapV2Router01.WETH() (#1217) is not in mixedCase
Parameter ERC20Control.setWhiteLists(address)._target (#1398) is not in mixedCase
Parameter ERC20Control.removeWhiteLists(address)._target (#1408) is not in mixedCase
Parameter ERC20Control.setAddressForBosses(address)._addressForBosses (#1421) is not in mixedCase
Parameter ERC20Control.setTokenForBosses(uint256)._tokenForBosses (#1434) is not in mixedCase
Parameter ERC20Control.setFeeRate(uint256,uint256)._sellFeeRate (#1448) is not in mixedCase
Parameter ERC20Control.setFeeRate(uint256,uint256)._buyFeeRate (#1448) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#1222) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#1223)
Prevent variables from having similar names.
Additional information: link
name() should be declared external:
- ERC20.name() (#433-435)
symbol() should be declared external:
- ERC20.symbol() (#441-443)
decimals() should be declared external:
- ERC20.decimals() (#458-460)
totalSupply() should be declared external:
- ERC20.totalSupply() (#465-467)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#484-488)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#507-511)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#529-538)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#552-556)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#572-581)
grantRole(bytes32,address) should be declared external:
- AccessControl.grantRole(bytes32,address) (#1116-1118)
revokeRole(bytes32,address) should be declared external:
- AccessControl.revokeRole(bytes32,address) (#1129-1131)
renounceRole(bytes32,address) should be declared external:
- AccessControl.renounceRole(bytes32,address) (#1147-1151)
Use the external attribute for functions never called from the contract.
Additional information: link
Token is marked as scam (rug pull, honeypot, phishing, etc.)
Additional information: link
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Token has no active CoinGecko listing / rank
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