# wstETHPriceProviderL2

## Overview

#### License: MIT

```solidity
contract wstETHPriceProviderL2 is wstETHPriceProvider
```

Price provider that uses chainlink

This contract is used to get the price of wstETH in USD.

## Events info

### SetSequencerUptimeFeed

```solidity
event SetSequencerUptimeFeed(address indexed newSequencerUptimeFeed)
```

Emitted when the address of the L2 sequencer uptime feed is set.

Parameters:

| Name                   | Type    | Description                                      |
| ---------------------- | ------- | ------------------------------------------------ |
| newSequencerUptimeFeed | address | The address of the new L2 sequencer uptime feed. |

### SetGracePeriodTime

```solidity
event SetGracePeriodTime(uint32 newGracePeriodTime)
```

Emitted when the grace period time is set.

Parameters:

| Name               | Type   | Description                      |
| ------------------ | ------ | -------------------------------- |
| newGracePeriodTime | uint32 | The new grace period time value. |

## State variables info

### gracePeriodTime (0xd5bd765c)

```solidity
uint32 gracePeriodTime
```

### sequencerUptimeFeed (0xa7264705)

```solidity
address sequencerUptimeFeed
```

## Functions info

### setSequencerUptimeFeed (0xb8f44963)

```solidity
function setSequencerUptimeFeed(
    address newSequencerUptimeFeed
) external onlyModerator
```

Sets proxy addresses for the L2 sequencer feeds. Caller must be the moderator.

Parameters:

| Name                   | Type    | Description                                      |
| ---------------------- | ------- | ------------------------------------------------ |
| newSequencerUptimeFeed | address | The address of new SequencerUptimeFeed contract. |

### setGracePeriodTime (0x21b90245)

```solidity
function setGracePeriodTime(uint32 newGracePeriodTime) external onlyModerator
```

Sets the grace period after the sequencer is backed up. Caller must be the moderator.

Parameters:

| Name               | Type   | Description                      |
| ------------------ | ------ | -------------------------------- |
| newGracePeriodTime | uint32 | The new grace period time value. |

### getLatestPrice (0x16345f18)

```solidity
function getLatestPrice(
    address aggregatorPath_
) public view override returns (uint256 answer)
```

ReturnS the latest price after performing sanity check and staleness check.

Parameters:

| Name             | Type    | Description                                   |
| ---------------- | ------- | --------------------------------------------- |
| aggregatorPath\_ | address | The address of chainlink aggregator contract. |

Return values:

| Name   | Type    | Description                |
| ------ | ------- | -------------------------- |
| answer | uint256 | The latest price (answer). |


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