Dione
The Dione contract plays the same role as the Enceladus contract does, with the main exception being that they are deployed across L2's, whereas Enceladus is deployed on the Ethereum mainnet.
The full contract can be found here.
Functions
poolLength
function poolLength() public view returns (uint256 pools)
View function that returns the number of Dione pools.
add
function add(uint256 allocPoint, IERC20 _lpToken, IRewarder _rewarder) public onlyOwner
Adds a new LP to the pool. Can only be called by the owner of the contract.
Note: Do NOT add the same LP token more than once. Rewards will be messed up if you do!
Parameters
| Name | Type | Description |
|---|---|---|
_allocPoint | uint256 | number of allocation points assigned to pool |
_lpToken | IERC20 | address of ERC20 token that will be staked |
_rewarder | IRewarder | implementation of rewarder contract |
set
function set(uint256 _pid, uint256 _allocPoint, IRewarder _rewarder, bool overwrite) public onlyOwner
Updates the given pool's NVLS allocation point and IRewarder contract. Can only be called by the owner of the contract.
Parameters
| Name | Type | Description |
|---|---|---|
_pid | uint256 | pool ID of pool to update |
_allocPoint | uint256 | number of allocation points assigned to pool |
_rewarder | IRewarder | implementation of rewarder contract |
overwrite | bool | true if _rewarder should be set, otherwise false |
setNvlsPerSecond
function setNvlsPerSecond(uint256 _nvlsPerSecond) public onlyOwner
Sets the NVLS per second to be distributed. Can only be called by the owner of the contract.
Parameters
| Name | Type | Description |
|---|---|---|
_nvlsPerSecond | uint256 | amount of NVLS to distribute per second |
setMigrator
function setMigrator(ILiquidityMigrator _migrator) public onlyOwner
Sets the migrator contract. Can only be called by the owner of the contract.
Parameters
| Name | Type | Description |
|---|---|---|
_migrator | ILiquidityMigrator | contract address of migrator to set |
migrate
function migrate(uint256 _pid) public
Migrates an LP token to another LP contract through the migrator contract.
Parameters
| Name | Type | Description |
|---|---|---|
_pid | uint256 | pool ID to migrate an LP to |
pendingNvls
function pendingNvls(uint256 _pid, address _user) external view returns (uint256 pending)
View function to see pending NVLS on the frontend and returns the pending NVLS rewards for a given user.
Parameters
| Name | Type | Description |
|---|---|---|
_pid | uint256 | pool ID of pool to check |
_user | address | address of user to check pending rewards for |
Returns
| Name | Type | Description |
|---|---|---|
pending | uint256 | amount of pending NVLS rewards the given user has |
massUpdatePools
function massUpdatePools(uint256[] calldata pids) external
Updates the reward variables for all of the pools. Be careful of gas spending!
Parameters
| Name | Type | Description |
|---|---|---|
pids | uint256[] | pool IDs of pools to update |
updatePool
function updatePool(uint256 pid) public returns (PoolInfo memory pool)
Updates rewards variables for the given pool and returns the pool that was updated.
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to update |
Returns
| Name | Type | Description |
|---|---|---|
pool | PoolInfo | pool that was updated |
deposit
function deposit(uint256 pid, uint256 amount, address to) public
Deposits LP tokens to the Dione for NVLS allocation. !!!
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to deposit LP tokens from |
amount | uint256 | amount of LP tokens to deposit |
to | address | address of the receiver of the LP tokens |
withdraw
function withdraw(uint256 pid, uint256 amount, address to) public
Withdraws LP tokens from the Dione. !!!
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to withdraw LP tokens from |
amount | uint256 | amount of LP tokens to withdraw |
to | address | address of the receiver of the LP tokens |
harvest
function harvest(uint256 pid, address to) public
Harvests NVLS rewards for transaction sender to to.
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to harvest from |
to | address | address of the receiver of the harvested NVLS rewards |
withdrawAndHarvest
function withdrawAndHarvest(uint256 pid, uint256 amount, address to) public
Withdraws LP tokens from the Dione and harvests NVLS rewards for transaction sender to to.
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to withdraw LP tokens from |
amount | uint256 | amount of LP tokens to withdraw |
to | address | address of the receiver of the LP tokens and NVLS rewards |
emergencyWithdraw
function emergencyWithdraw(uint256 pid, address to) public
Withdraws LP tokens without caring about rewards. To be used in emergencies only.
Parameters
| Name | Type | Description |
|---|---|---|
pid | uint256 | pool ID of pool to withdraw LP tokens from |
to | address | address of the receiver of the LP tokens |