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import * as BigNumber from 'bignumber.js';
import {ZeroEx} from '../../src/0x.js';
import {Token, SignedOrder} from '../../src/types';
import {orderFactory} from '../utils/order_factory';
export class FillScenarios {
private zeroEx: ZeroEx;
private userAddresses: string[];
private tokens: Token[];
constructor(zeroEx: ZeroEx, userAddresses: string[], tokens: Token[]) {
this.zeroEx = zeroEx;
this.userAddresses = userAddresses;
this.tokens = tokens;
}
public async createAFillableSignedOrderAsync(takerAddress: string, fillableAmount: BigNumber.BigNumber,
expirationUnixTimestampSec?: BigNumber.BigNumber):
Promise<SignedOrder> {
const [makerAddress] = this.userAddresses;
const [makerToken, takerToken] = this.tokens;
await this.zeroEx.token.setProxyAllowanceAsync(makerToken.address, makerAddress, fillableAmount);
await this.zeroEx.token.transferAsync(takerToken.address, makerAddress, takerAddress, fillableAmount);
await this.zeroEx.token.setProxyAllowanceAsync(takerToken.address, takerAddress, fillableAmount);
const signedOrder = await orderFactory.createSignedOrderAsync(this.zeroEx, makerAddress,
takerAddress, fillableAmount, makerToken.address, fillableAmount, takerToken.address,
expirationUnixTimestampSec);
return signedOrder;
}
}
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