Staking20Base
note: This contract is provided as a base contract.
Methods
claimRewards
function claimRewards() external nonpayable
Claim accumulated rewards.
See {_claimRewards}. Override that to implement custom logic. See {_calculateRewards} for reward-calculation logic.
contractURI
function contractURI() external view returns (string)
Returns the contract metadata URI.
Returns
_0
string
undefined
depositRewardTokens
function depositRewardTokens(uint256 _amount) external payable
Admin deposits reward tokens.
Parameters
_amount
uint256
undefined
getRewardRatio
function getRewardRatio() external view returns (uint256 _numerator, uint256 _denominator)
Returns
_numerator
uint256
undefined
_denominator
uint256
undefined
getRewardTokenBalance
function getRewardTokenBalance() external view returns (uint256)
View total rewards available in the staking contract.
Returns
_0
uint256
undefined
getStakeInfo
function getStakeInfo(address _staker) external view returns (uint256 _tokensStaked, uint256 _rewards)
View amount staked and rewards for a user.
Parameters
_staker
address
Address for which to calculated rewards.
Returns
_tokensStaked
uint256
Amount of tokens staked.
_rewards
uint256
Available reward amount.
getTimeUnit
function getTimeUnit() external view returns (uint256 _timeUnit)
Returns
_timeUnit
uint256
undefined
multicall
function multicall(bytes[] data) external nonpayable returns (bytes[] results)
Receives and executes a batch of function calls on this contract.
Receives and executes a batch of function calls on this contract.
Parameters
data
bytes[]
The bytes data that makes up the batch of function calls to execute.
Returns
results
bytes[]
The bytes data that makes up the result of the batch of function calls executed.
owner
function owner() external view returns (address)
Returns the owner of the contract.
Returns
_0
address
undefined
rewardToken
function rewardToken() external view returns (address)
ERC20 Reward Token address. See {_mintRewards} below.
Returns
_0
address
undefined
rewardTokenDecimals
function rewardTokenDecimals() external view returns (uint256)
Returns
_0
uint256
undefined
setContractURI
function setContractURI(string _uri) external nonpayable
Lets a contract admin set the URI for contract-level metadata.
Caller should be authorized to setup contractURI, e.g. contract admin. See {_canSetContractURI}. Emits {ContractURIUpdated Event}.
Parameters
_uri
string
keccak256 hash of the role. e.g. keccak256("TRANSFER_ROLE")
setOwner
function setOwner(address _newOwner) external nonpayable
Lets an authorized wallet set a new owner for the contract.
Parameters
_newOwner
address
The address to set as the new owner of the contract.
setRewardRatio
function setRewardRatio(uint256 _numerator, uint256 _denominator) external nonpayable
Set rewards per unit of time. Interpreted as (numerator/denominator) rewards per second/per day/etc based on time-unit. For e.g., ratio of 1/20 would mean 1 reward token for every 20 tokens staked.
Only admin/authorized-account can call it.
Parameters
_numerator
uint256
Reward ratio numerator.
_denominator
uint256
Reward ratio denominator.
setTimeUnit
function setTimeUnit(uint256 _timeUnit) external nonpayable
Set time unit. Set as a number of seconds. Could be specified as -- x * 1 hours, x * 1 days, etc.
Only admin/authorized-account can call it.
Parameters
_timeUnit
uint256
New time unit.
stake
function stake(uint256 _amount) external payable
Stake ERC20 Tokens.
See {_stake}. Override that to implement custom logic.
Parameters
_amount
uint256
Amount to stake.
stakers
function stakers(address) external view returns (uint256 amountStaked, uint256 timeOfLastUpdate, uint256 unclaimedRewards, uint256 conditionIdOflastUpdate)
Parameters
_0
address
undefined
Returns
amountStaked
uint256
undefined
timeOfLastUpdate
uint256
undefined
unclaimedRewards
uint256
undefined
conditionIdOflastUpdate
uint256
undefined
stakersArray
function stakersArray(uint256) external view returns (address)
Parameters
_0
uint256
undefined
Returns
_0
address
undefined
stakingToken
function stakingToken() external view returns (address)
Returns
_0
address
undefined
stakingTokenBalance
function stakingTokenBalance() external view returns (uint256)
Returns
_0
uint256
undefined
stakingTokenDecimals
function stakingTokenDecimals() external view returns (uint256)
Returns
_0
uint256
undefined
withdraw
function withdraw(uint256 _amount) external nonpayable
Withdraw staked ERC20 tokens.
See {_withdraw}. Override that to implement custom logic.
Parameters
_amount
uint256
Amount to withdraw.
withdrawRewardTokens
function withdrawRewardTokens(uint256 _amount) external nonpayable
Admin can withdraw excess reward tokens.
Parameters
_amount
uint256
undefined
Events
ContractURIUpdated
event ContractURIUpdated(string prevURI, string newURI)
Parameters
prevURI
string
undefined
newURI
string
undefined
OwnerUpdated
event OwnerUpdated(address indexed prevOwner, address indexed newOwner)
Parameters
prevOwner indexed
address
undefined
newOwner indexed
address
undefined
RewardsClaimed
event RewardsClaimed(address indexed staker, uint256 rewardAmount)
Parameters
staker indexed
address
undefined
rewardAmount
uint256
undefined
TokensStaked
event TokensStaked(address indexed staker, uint256 amount)
Parameters
staker indexed
address
undefined
amount
uint256
undefined
TokensWithdrawn
event TokensWithdrawn(address indexed staker, uint256 amount)
Parameters
staker indexed
address
undefined
amount
uint256
undefined
UpdatedMinStakeAmount
event UpdatedMinStakeAmount(uint256 oldAmount, uint256 newAmount)
Parameters
oldAmount
uint256
undefined
newAmount
uint256
undefined
UpdatedRewardRatio
event UpdatedRewardRatio(uint256 oldNumerator, uint256 newNumerator, uint256 oldDenominator, uint256 newDenominator)
Parameters
oldNumerator
uint256
undefined
newNumerator
uint256
undefined
oldDenominator
uint256
undefined
newDenominator
uint256
undefined
UpdatedTimeUnit
event UpdatedTimeUnit(uint256 oldTimeUnit, uint256 newTimeUnit)
Parameters
oldTimeUnit
uint256
undefined
newTimeUnit
uint256
undefined
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