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63 lines
1.9 KiB
63 lines
1.9 KiB
import { Injectable } from '@nestjs/common';
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import { Currency, Type } from '@prisma/client';
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import { parseISO } from 'date-fns';
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import { Portfolio } from '../../models/portfolio';
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import { DataProviderService } from '../../services/data-provider.service';
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import { ExchangeRateDataService } from '../../services/exchange-rate-data.service';
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import { PrismaService } from '../../services/prisma.service';
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import { RulesService } from '../../services/rules.service';
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import { OrderWithPlatform } from '../order/interfaces/order-with-platform.type';
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import { CreateOrderDto } from './create-order.dto';
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import { Data } from './interfaces/data.interface';
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@Injectable()
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export class ExperimentalService {
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public constructor(
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private readonly dataProviderService: DataProviderService,
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private readonly exchangeRateDataService: ExchangeRateDataService,
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private prisma: PrismaService,
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private readonly rulesService: RulesService
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) {}
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public async getBenchmark(aSymbol: string) {
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return this.prisma.marketData.findMany({
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orderBy: { date: 'asc' },
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select: { date: true, marketPrice: true },
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where: { symbol: aSymbol }
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});
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}
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public async getValue(
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aOrders: CreateOrderDto[],
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aDate: Date,
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aBaseCurrency: Currency
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): Promise<Data> {
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const ordersWithPlatform: OrderWithPlatform[] = aOrders.map((order) => {
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return {
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...order,
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createdAt: new Date(),
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date: parseISO(order.date),
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fee: 0,
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id: undefined,
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platformId: undefined,
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type: Type.BUY,
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updatedAt: undefined,
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userId: undefined
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};
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});
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const portfolio = new Portfolio(
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this.dataProviderService,
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this.exchangeRateDataService,
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this.rulesService
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);
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await portfolio.setOrders(ordersWithPlatform);
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return {
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currency: aBaseCurrency,
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value: portfolio.getValue(aDate)
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};
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}
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}
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