Adding Coingecko Data Provider (#1736)
* Adding Coingecko Data Provider * Update changelog --------- Co-authored-by: Thomas <4159106+dtslvr@users.noreply.github.com>pull/1730/head
Mirio
2 years ago
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GitHub
parent
494ba36d44
commit
80d0638922
@ -0,0 +1,191 @@
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import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
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import { ConfigurationService } from '@ghostfolio/api/services/configuration.service';
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import { DataProviderInterface } from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
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import {
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IDataProviderHistoricalResponse,
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IDataProviderResponse
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} from '@ghostfolio/api/services/interfaces/interfaces';
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import { DATE_FORMAT } from '@ghostfolio/common/helper';
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import { Granularity } from '@ghostfolio/common/types';
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import { Injectable, Logger } from '@nestjs/common';
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import {
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AssetClass,
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AssetSubClass,
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DataSource,
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SymbolProfile
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} from '@prisma/client';
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import bent from 'bent';
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import { format, fromUnixTime, getUnixTime } from 'date-fns';
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@Injectable()
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export class CoinGeckoService implements DataProviderInterface {
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private baseCurrency: string;
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private readonly URL = 'https://api.coingecko.com/api/v3';
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public constructor(
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private readonly configurationService: ConfigurationService
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) {
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this.baseCurrency = this.configurationService.get('BASE_CURRENCY');
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}
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public canHandle(symbol: string) {
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return true;
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}
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public async getAssetProfile(
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aSymbol: string
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): Promise<Partial<SymbolProfile>> {
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const response: Partial<SymbolProfile> = {
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assetClass: AssetClass.CASH,
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assetSubClass: AssetSubClass.CRYPTOCURRENCY,
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currency: this.baseCurrency,
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dataSource: this.getName(),
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symbol: aSymbol
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};
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try {
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const get = bent(`${this.URL}/coins/${aSymbol}`, 'GET', 'json', 200);
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const { name } = await get();
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response.name = name;
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} catch (error) {
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Logger.error(error, 'CoinGeckoService');
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}
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return response;
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}
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public async getDividends({
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from,
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granularity = 'day',
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symbol,
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to
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}: {
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from: Date;
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granularity: Granularity;
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symbol: string;
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to: Date;
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}) {
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return {};
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}
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public async getHistorical(
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aSymbol: string,
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aGranularity: Granularity = 'day',
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from: Date,
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to: Date
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): Promise<{
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[symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
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}> {
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try {
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const get = bent(
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`${
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this.URL
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}/coins/${aSymbol}/market_chart/range?vs_currency=${this.baseCurrency.toLowerCase()}&from=${getUnixTime(
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from
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)}&to=${getUnixTime(to)}`,
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'GET',
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'json',
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200
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);
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const { prices } = await get();
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const result: {
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[symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
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} = {
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[aSymbol]: {}
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};
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for (const [timestamp, marketPrice] of prices) {
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result[aSymbol][format(fromUnixTime(timestamp / 1000), DATE_FORMAT)] = {
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marketPrice
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};
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}
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return result;
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} catch (error) {
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throw new Error(
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`Could not get historical market data for ${aSymbol} (${this.getName()}) from ${format(
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from,
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DATE_FORMAT
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)} to ${format(to, DATE_FORMAT)}: [${error.name}] ${error.message}`
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);
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}
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}
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public getMaxNumberOfSymbolsPerRequest() {
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return 50;
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}
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public getName(): DataSource {
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return DataSource.COINGECKO;
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}
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public async getQuotes(
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aSymbols: string[]
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): Promise<{ [symbol: string]: IDataProviderResponse }> {
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const results: { [symbol: string]: IDataProviderResponse } = {};
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if (aSymbols.length <= 0) {
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return {};
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}
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try {
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const get = bent(
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`${this.URL}/simple/price?ids=${aSymbols.join(
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','
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)}&vs_currencies=${this.baseCurrency.toLowerCase()}`,
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'GET',
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'json',
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200
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);
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const response = await get();
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for (const symbol in response) {
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if (Object.prototype.hasOwnProperty.call(response, symbol)) {
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results[symbol] = {
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currency: this.baseCurrency,
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dataSource: DataSource.COINGECKO,
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marketPrice: response[symbol][this.baseCurrency.toLowerCase()],
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marketState: 'open'
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};
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}
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}
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} catch (error) {
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Logger.error(error, 'CoinGeckoService');
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}
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return results;
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}
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public async search(aQuery: string): Promise<{ items: LookupItem[] }> {
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let items: LookupItem[] = [];
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if (aQuery.length <= 2) {
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return { items };
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}
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try {
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const get = bent(
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`${this.URL}/search?query=${aQuery}`,
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'GET',
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'json',
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200
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);
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const { coins } = await get();
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items = coins.map(({ id: symbol, name }) => {
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return {
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name,
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symbol,
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currency: this.baseCurrency,
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dataSource: this.getName()
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};
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});
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} catch (error) {
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Logger.error(error, 'CoinGeckoService');
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}
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return { items };
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}
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}
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@ -0,0 +1,2 @@
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-- AlterEnum
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ALTER TYPE "DataSource" ADD VALUE 'COINGECKO';
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