# Rewards Pool WSD

`RewardsPoolWSD` is similar to `RewardsPool` but it handles a single rebasing token minted by a `StakingPool` by wrapping the tokens when they’re received for distribution and unwrapping them when a user claims their rewards.

## View Functions

### token

Returns the address of the rewards token this pool distributes

```solidity
function token() external view returns (address)
```

#### Return Values

| Name  | Type    | Description              |
| ----- | ------- | ------------------------ |
| token | address | Address of rewards token |

### wsdToken

Returns the address of the wrapped version of the token this pool distributes

```solidity
function wsdToken() external view returns (address)
```

#### Return Values

| Name         | Type    | Description                      |
| ------------ | ------- | -------------------------------- |
| wrappedToken | address | Address of wrapped rewards token |

### withdrawableRewards

Returns an account's total unwrapped unclaimed rewards

```solidity
function withdrawableRewards(address _account) public view returns (uint256)
```

#### Parameters

| Name      | Type    | Description        |
| --------- | ------- | ------------------ |
| \_account | address | Address of account |

#### Return Values

| Name    | Type    | Description                         |
| ------- | ------- | ----------------------------------- |
| rewards | uint256 | Total unclaimed rewards (unwrapped) |

### withdrawableRewardsWrapped

Returns an account's total wrapped unclaimed rewards

```solidity
function withdrawableRewardsWrapped(address _account) public view returns (uint256)
```

#### Parameters

| Name      | Type    | Description        |
| --------- | ------- | ------------------ |
| \_account | address | Address of account |

#### Return Values

| Name    | Type    | Description                       |
| ------- | ------- | --------------------------------- |
| rewards | uint256 | Total unclaimed rewards (wrapped) |

## Write Functions

### withdraw

Withdraws the sender's unclaimed rewards

```solidity
function withdraw() external
```

### withdraw

Withdraws an account's unclaimed rewards

```solidity
function withdraw(address _account) external
```

#### Parameters

| Name      | Type    | Description             |
| --------- | ------- | ----------------------- |
| \_account | address | Account to withdraw for |

### onTokenTransfer

ERC677 implementation that receives rewards and distributes them

```solidity
function onTokenTransfer(address, uint256, bytes) external
```

### distributeRewards

Distributes new rewards that have been deposited

```solidity
function distributeRewards() public
```

### updateReward

Updates an account's principal reward balance

```solidity
function updateReward(address _account) public
```

#### Parameters

| Name      | Type    | Description        |
| --------- | ------- | ------------------ |
| \_account | address | Address of account |


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