# UniswapV2PriceProviderMock

## Overview

#### License: MIT

```solidity
contract UniswapV2PriceProviderMock is PriceProvider, Initializable, AccessControlUpgradeable
```

This implementation can be affected by price manipulation due to not using TWAP. For development purposes only

## Structs info

### PriceInfo

```solidity
struct PriceInfo {
	uint256 price;
	uint8 tokenDecimals;
}
```

### UniswapV2Metadata

```solidity
struct UniswapV2Metadata {
	bool isActive;
	address pair;
	address pairAsset;
	uint8 tokenDecimals;
	uint8 pairAssetDecimals;
}
```

## Events info

### GrantModeratorRole

```solidity
event GrantModeratorRole(address indexed newModerator)
```

### RevokeModeratorRole

```solidity
event RevokeModeratorRole(address indexed moderator)
```

### SetTokenAndPrice

```solidity
event SetTokenAndPrice(address indexed token, uint256 price)
```

### ChangeActive

```solidity
event ChangeActive(address indexed token, bool active)
```

### SetTokenDecimals

```solidity
event SetTokenDecimals(uint8 newTokenDecimals)
```

## Constants info

### MODERATOR\_ROLE (0x797669c9)

```solidity
bytes32 constant MODERATOR_ROLE = keccak256("MODERATOR_ROLE")
```

### DESCRIPTION (0xf1ae8856)

```solidity
string constant DESCRIPTION = "Price provider that uses uniswapV2"
```

## State variables info

### tokenDecimals (0x3b97e856)

```solidity
uint8 tokenDecimals
```

### uniswapV2Metadata (0x809205db)

```solidity
mapping(address => struct UniswapV2PriceProviderMock.UniswapV2Metadata) uniswapV2Metadata
```

### tokenPrice (0x84ba3f69)

```solidity
mapping(address => struct UniswapV2PriceProviderMock.PriceInfo) tokenPrice
```

## Modifiers info

### onlyAdmin

```solidity
modifier onlyAdmin()
```

### onlyModerator

```solidity
modifier onlyModerator()
```

## Functions info

### initialize (0x8129fc1c)

```solidity
function initialize() public initializer
```

### grantModerator (0x6981c7ae)

```solidity
function grantModerator(address newModerator) public onlyAdmin
```

### revokeModerator (0x36445636)

```solidity
function revokeModerator(address moderator) public onlyAdmin
```

### setTokenDecimals (0xf2cf47be)

```solidity
function setTokenDecimals(uint8 newTokenDecimals) public onlyModerator
```

Sets the number of decimals used by the token. Only the moderator can call this function.

Parameters:

| Name             | Type  | Description                                   |
| ---------------- | ----- | --------------------------------------------- |
| newTokenDecimals | uint8 | The new number of decimals used by the token. |

### setTokenAndPrice (0x179750ec)

```solidity
function setTokenAndPrice(address token, uint256 price) public onlyModerator
```

### changeActive (0x258a4532)

```solidity
function changeActive(address token, bool active) public override onlyModerator
```

Changes the active status of a token.

Parameters:

| Name   | Type    | Description                                               |
| ------ | ------- | --------------------------------------------------------- |
| token  | address | The address of the token to change the active status for. |
| active | bool    | The new active status of the token.                       |

### isListed (0xf794062e)

```solidity
function isListed(address token) public view override returns (bool)
```

Returns a boolean indicating whether the given token address is listed in the price provider.

Parameters:

| Name  | Type    | Description                        |
| ----- | ------- | ---------------------------------- |
| token | address | The address of the token to check. |

Return values:

| Name | Type | Description                                              |
| ---- | ---- | -------------------------------------------------------- |
| \[0] | bool | A boolean indicating whether the token is listed or not. |

### isActive (0x9f8a13d7)

```solidity
function isActive(address token) public view override returns (bool)
```

Returns whether a token is active or not.

Parameters:

| Name  | Type    | Description                        |
| ----- | ------- | ---------------------------------- |
| token | address | The address of the token to check. |

Return values:

| Name | Type | Description                                              |
| ---- | ---- | -------------------------------------------------------- |
| \[0] | bool | A boolean indicating whether the token is active or not. |

### getPrice (0x41976e09)

```solidity
function getPrice(
    address token
) public view override returns (uint256 price, uint8 priceDecimals)
```

Returns the price of the specified token.

Parameters:

| Name  | Type    | Description                                    |
| ----- | ------- | ---------------------------------------------- |
| token | address | The address of the token to get the price for. |

Return values:

| Name          | Type    | Description                                        |
| ------------- | ------- | -------------------------------------------------- |
| priceMantissa | uint256 | The price of the token, represented as a mantissa. |
| priceDecimals | uint8   | The number of decimal places in the token's price. |

### getReserves (0x32749461)

```solidity
function getReserves(
    address uniswapPair,
    address tokenA,
    address tokenB
) public view returns (uint256 reserveA, uint256 reserveB)
```

### getPriceDecimals (0x1b30aafc)

```solidity
function getPriceDecimals() public view override returns (uint8)
```

Returns the number of decimal places for the price returned by the price provider.

Return values:

| Name          | Type  | Description                                 |
| ------------- | ----- | ------------------------------------------- |
| priceDecimals | uint8 | The number of decimal places for the price. |