# PresaleListExtension
[Git Source](https://github.com/buildship-dev/nft-contracts/blob/fd1c33a9dbefe42158dfc60d10c0afde05c713aa/contracts/extensions/PresaleListExtension.sol)

**Inherits:**
[NFTExtension](/wiki/src/contracts/extensions/base/NFTExtension.sol/contract.NFTExtension.md), Ownable, [SaleControl](/wiki/src/contracts/extensions/base/SaleControl.sol/contract.SaleControl.md)


## State Variables
### price

```solidity
uint256 public price;
```


### maxPerAddress

```solidity
uint256 public maxPerAddress;
```


### whitelistRoot

```solidity
bytes32 public whitelistRoot;
```


### claimedByAddress

```solidity
mapping(address => uint256) public claimedByAddress;
```


## Functions
### constructor


```solidity
constructor(address _nft, bytes32 _whitelistRoot, uint256 _price, uint256 _maxPerAddress)
    NFTExtension(_nft)
    SaleControl;
```

### updatePrice


```solidity
function updatePrice(uint256 _price) public onlyOwner;
```

### updateMaxPerAddress


```solidity
function updateMaxPerAddress(uint256 _maxPerAddress) public onlyOwner;
```

### updateWhitelistRoot


```solidity
function updateWhitelistRoot(bytes32 _whitelistRoot) public onlyOwner;
```

### mint


```solidity
function mint(uint256 nTokens, bytes32[] memory proof) external payable whenSaleStarted;
```

### isWhitelisted


```solidity
function isWhitelisted(bytes32 root, address receiver, bytes32[] memory proof) public pure returns (bool);
```