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import { BigNumber } from '@0xproject/utils';
import * as _ from 'lodash';
import { orderUtils } from './order_utils';
import { BatchCancelOrders, BatchFillOrders, MarketBuyOrders, MarketSellOrders, SignedOrder } from './types';
export const formatters = {
createBatchFill(signedOrders: SignedOrder[], takerSellAmounts: BigNumber[] = []) {
const batchFill: BatchFillOrders = {
orders: [],
signatures: [],
takerSellAmounts,
};
_.forEach(signedOrders, signedOrder => {
const orderStruct = orderUtils.getOrderStruct(signedOrder);
batchFill.orders.push(orderStruct);
batchFill.signatures.push(signedOrder.signature);
if (takerSellAmounts.length < signedOrders.length) {
batchFill.takerSellAmounts.push(signedOrder.makerBuyAmount);
}
});
return batchFill;
},
createMarketSellOrders(signedOrders: SignedOrder[], takerSellAmount: BigNumber) {
const marketSellOrders: MarketSellOrders = {
orders: [],
signatures: [],
takerSellAmount,
};
_.forEach(signedOrders, signedOrder => {
const orderStruct = orderUtils.getOrderStruct(signedOrder);
marketSellOrders.orders.push(orderStruct);
marketSellOrders.signatures.push(signedOrder.signature);
});
return marketSellOrders;
},
createMarketBuyOrders(signedOrders: SignedOrder[], takerBuyAmount: BigNumber) {
const marketBuyOrders: MarketBuyOrders = {
orders: [],
signatures: [],
takerBuyAmount,
};
_.forEach(signedOrders, signedOrder => {
const orderStruct = orderUtils.getOrderStruct(signedOrder);
marketBuyOrders.orders.push(orderStruct);
marketBuyOrders.signatures.push(signedOrder.signature);
});
return marketBuyOrders;
},
createBatchCancel(signedOrders: SignedOrder[]) {
const batchCancel: BatchCancelOrders = {
orders: [],
};
_.forEach(signedOrders, signedOrder => {
const orderStruct = orderUtils.getOrderStruct(signedOrder);
batchCancel.orders.push(orderStruct);
});
return batchCancel;
},
};
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