blob: c7f06abad0d8bc9b1548fefe2dcd321197c6a009 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
import { BigNumber } from '@0xproject/utils';
/**
* An abstract class to be implemented in order to use OrderStateUtils. The class that
* implements this interface must be capable of fetching the balance and proxyAllowance
* for an Ethereum address and assetData
*/
export abstract class AbstractBalanceAndProxyAllowanceFetcher {
/**
* Get balance of assetData for userAddress
* @param assetData AssetData for which to fetch the balance
* @param userAddress Ethereum address for which to fetch the balance
* @return Balance amount in base units
*/
public abstract async getBalanceAsync(assetData: string, userAddress: string): Promise<BigNumber>;
/**
* Get the 0x asset proxy allowance of assetData for userAddress
* @param assetData AssetData for which to fetch the allowance
* @param userAddress Ethereum address for which to fetch the allowance
* @return Allowance amount in base units
*/
public abstract async getProxyAllowanceAsync(assetData: string, userAddress: string): Promise<BigNumber>;
}
|