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import {SignedOrder, Token} from '../../src/types';
import * as BigNumber from 'bignumber.js';
import * as _ from 'lodash';
import {ZeroEx} from '../../src/0x.js';
import {constants} from './constants';
export async function createSignedOrder(
zeroEx: ZeroEx,
tokens: Token[],
makerTokenAmount: BigNumber.BigNumber|number,
makerTokenSymbol: string,
takerTokenAmount: BigNumber.BigNumber|number,
takerTokenSymbol: string): Promise<SignedOrder> {
// TODO: fetch properly
const EXCHANGE_ADDRESS = '0xb69e673309512a9d726f87304c6984054f87a93b';
const INF_TIMESTAMP = 2524604400;
const makerToken = _.find(tokens, {symbol: makerTokenSymbol});
const takerToken = _.find(tokens, {symbol: takerTokenSymbol});
if (_.isUndefined(makerToken)) {
throw new Error(`Token ${makerTokenSymbol} not found`);
}
if (_.isUndefined(takerToken)) {
throw new Error(`Token ${takerTokenSymbol} not found`);
}
const order = {
maker: '0x5409ed021d9299bf6814279a6a1411a7e866a631',
taker: undefined,
makerFee: new BigNumber(0),
takerFee: new BigNumber(0),
makerTokenAmount: _.isNumber(makerTokenAmount) ? new BigNumber(makerTokenAmount) : makerTokenAmount,
takerTokenAmount: _.isNumber(takerTokenAmount) ? new BigNumber(takerTokenAmount) : takerTokenAmount,
makerTokenAddress: makerToken.address,
takerTokenAddress: takerToken.address,
salt: ZeroEx.generatePseudoRandomSalt(),
feeRecipient: constants.NULL_ADDRESS,
expirationUnixTimestampSec: new BigNumber(INF_TIMESTAMP),
};
console.log(order.makerTokenAmount.toString());
console.log(order.takerTokenAmount.toString());
const orderHash = ZeroEx.getOrderHashHex(EXCHANGE_ADDRESS, order);
const ecSignature = await zeroEx.signOrderHashAsync(orderHash);
const signedOrder: SignedOrder = _.assign(order, {ecSignature});
console.log(signedOrder);
return signedOrder;
}
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