Michael Zhu 566e05aea4 typo
2019-10-21 11:17:53 -07:00

60 lines
2.3 KiB
TypeScript

import { constants, OrderFactory } from '@0x/contracts-test-utils';
import { Order, SignedOrder } from '@0x/types';
import { TransactionReceiptWithDecodedLogs } from 'ethereum-types';
import { Actor, ActorConfig, Constructor } from './base';
export interface MakerConfig extends ActorConfig {
orderConfig: Partial<Order>;
}
export function MakerMixin<TBase extends Constructor>(Base: TBase) {
return class extends Base {
public poolId?: string;
public readonly actor: Actor;
public readonly orderFactory: OrderFactory;
/**
* The mixin pattern requires that this constructor uses `...args: any[]`, but this class
* really expects a single `MakerConfig` parameter (assuming `Actor` is used as the base
* class).
*/
constructor(...args: any[]) {
super(...args);
this.actor = (this as any) as Actor;
const { orderConfig } = args[0] as MakerConfig;
const defaultOrderParams = {
...constants.STATIC_ORDER_PARAMS,
makerAddress: this.actor.address,
exchangeAddress: this.actor.deployment.exchange.address,
chainId: this.actor.deployment.chainId,
...orderConfig,
};
const privateKey =
constants.TESTRPC_PRIVATE_KEYS[this.actor.deployment.accounts.indexOf(this.actor.address)];
this.orderFactory = new OrderFactory(privateKey, defaultOrderParams);
}
/**
* Signs an order (optionally, with custom parameters) as the maker.
*/
public async signOrderAsync(customOrderParams: Partial<Order> = {}): Promise<SignedOrder> {
return this.orderFactory.newSignedOrderAsync(customOrderParams);
}
/**
* Joins the staking pool specified by the given ID.
*/
public async joinStakingPoolAsync(poolId: string): Promise<TransactionReceiptWithDecodedLogs> {
const stakingContract = this.actor.deployment.staking.stakingWrapper;
this.poolId = poolId;
return stakingContract.joinStakingPoolAsMaker.awaitTransactionSuccessAsync(poolId, {
from: this.actor.address,
});
}
};
}
export const Maker = MakerMixin(Actor);