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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';
import {constants} from './constants';
export class FillScenarios {
private zeroEx: ZeroEx;
private userAddresses: string[];
private tokens: Token[];
private coinBase: string;
constructor(zeroEx: ZeroEx, userAddresses: string[], tokens: Token[]) {
this.zeroEx = zeroEx;
this.userAddresses = userAddresses;
this.tokens = tokens;
this.coinBase = userAddresses[0];
}
public async createFillableSignedOrderAsync(makerTokenAddress: string, takerTokenAddress: string,
makerAddress: string, takerAddress: string,
fillableAmount: BigNumber.BigNumber,
expirationUnixTimestampSec?: BigNumber.BigNumber):
Promise<SignedOrder> {
return this.createAsymetricFillableSignedOrderAsync(
makerTokenAddress, takerTokenAddress, makerAddress, takerAddress,
fillableAmount, fillableAmount, expirationUnixTimestampSec,
);
}
public async createFillableSignedOrderWithFeesAsync(
makerTokenAddress: string, takerTokenAddress: string,
makerFee: BigNumber.BigNumber, takerFee: BigNumber.BigNumber,
makerAddress: string, takerAddress: string,
fillableAmount: BigNumber.BigNumber,
feeRecepient: string, expirationUnixTimestampSec?: BigNumber.BigNumber,
): Promise<SignedOrder> {
return this.createAsymetricFillableSignedOrderWithFeesAsync(
makerTokenAddress, takerTokenAddress, makerFee, takerFee, makerAddress, takerAddress,
fillableAmount, fillableAmount, feeRecepient, expirationUnixTimestampSec,
);
}
public async createAsymetricFillableSignedOrderAsync(
makerTokenAddress: string, takerTokenAddress: string, makerAddress: string, takerAddress: string,
makerFillableAmount: BigNumber.BigNumber, takerFillableAmount: BigNumber.BigNumber,
expirationUnixTimestampSec?: BigNumber.BigNumber): Promise<SignedOrder> {
const makerFee = new BigNumber(0);
const takerFee = new BigNumber(0);
const feeRecepient = constants.NULL_ADDRESS;
return this.createAsymetricFillableSignedOrderWithFeesAsync(
makerTokenAddress, takerTokenAddress, makerFee, takerFee, makerAddress, takerAddress,
makerFillableAmount, takerFillableAmount, feeRecepient, expirationUnixTimestampSec,
);
}
private async createAsymetricFillableSignedOrderWithFeesAsync(
makerTokenAddress: string, takerTokenAddress: string,
makerFee: BigNumber.BigNumber, takerFee: BigNumber.BigNumber,
makerAddress: string, takerAddress: string,
makerFillableAmount: BigNumber.BigNumber, takerFillableAmount: BigNumber.BigNumber,
feeRecepient: string, expirationUnixTimestampSec?: BigNumber.BigNumber): Promise<SignedOrder> {
await this.zeroEx.token.transferAsync(makerTokenAddress, this.coinBase, makerAddress, makerFillableAmount);
await this.zeroEx.token.setProxyAllowanceAsync(makerTokenAddress, makerAddress, makerFillableAmount);
await this.zeroEx.token.transferAsync(takerTokenAddress, this.coinBase, takerAddress, takerFillableAmount);
await this.zeroEx.token.setProxyAllowanceAsync(takerTokenAddress, takerAddress, takerFillableAmount);
const transactionSenderAccount = await this.zeroEx.getTransactionSenderAccountIfExistsAsync();
this.zeroEx.setTransactionSenderAccount(makerAddress);
const signedOrder = await orderFactory.createSignedOrderAsync(this.zeroEx,
makerAddress, takerAddress, makerFee, takerFee,
makerFillableAmount, makerTokenAddress, takerFillableAmount, takerTokenAddress,
feeRecepient, expirationUnixTimestampSec);
this.zeroEx.setTransactionSenderAccount(transactionSenderAccount as string);
return signedOrder;
}
}
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