Refactor custom cryptocurrencies (#433)

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Added
+
+- Added support for more cryptocurrency symbols like _Avalanche_, _Polygon_, _SHIBA INU_ etc.
+
 ### Changed
 
 - Changed the data provider service to handle a dynamic list of services

apps/api/src/services/cryptocurrency/cryptocurrency.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+
+import { CryptocurrencyService } from './cryptocurrency.service';
+
+@Module({
+  providers: [CryptocurrencyService],
+  exports: [CryptocurrencyService]
+})
+export class CryptocurrencyModule {}

apps/api/src/services/cryptocurrency/cryptocurrency.service.ts

@@ -0,0 +1,28 @@
+import { Injectable } from '@nestjs/common';
+
+const cryptocurrencies = require('cryptocurrencies');
+
+const customCryptocurrencies = require('./custom-cryptocurrencies.json');
+
+@Injectable()
+export class CryptocurrencyService {
+  private combinedCryptocurrencies: string[];
+
+  public constructor() {}
+
+  public isCrypto(aSymbol = '') {
+    const cryptocurrencySymbol = aSymbol.substring(0, aSymbol.length - 3);
+    return this.getCryptocurrencies().includes(cryptocurrencySymbol);
+  }
+
+  private getCryptocurrencies() {
+    if (!this.combinedCryptocurrencies) {
+      this.combinedCryptocurrencies = [
+        ...cryptocurrencies.symbols(),
+        ...Object.keys(customCryptocurrencies)
+      ];
+    }
+
+    return this.combinedCryptocurrencies;
+  }
+}

apps/api/src/services/cryptocurrency/custom-cryptocurrencies.json

@@ -0,0 +1,6 @@
+{
+  "1INCH": "1inch",
+  "AVAX": "Avalanche",
+  "MATIC": "Polygon",
+  "SHIB": "Shiba Inu"
+}

apps/api/src/services/data-provider/data-provider.module.ts

@@ -1,4 +1,5 @@
 import { ConfigurationModule } from '@ghostfolio/api/services/configuration.module';
+import { CryptocurrencyModule } from '@ghostfolio/api/services/cryptocurrency/cryptocurrency.module';
 import { TrackinsightDataEnhancerService } from '@ghostfolio/api/services/data-provider/data-enhancer/trackinsight/trackinsight.service';
 import { GhostfolioScraperApiService } from '@ghostfolio/api/services/data-provider/ghostfolio-scraper-api/ghostfolio-scraper-api.service';
 import { RakutenRapidApiService } from '@ghostfolio/api/services/data-provider/rakuten-rapid-api/rakuten-rapid-api.service';
@@ -10,7 +11,7 @@ import { AlphaVantageService } from './alpha-vantage/alpha-vantage.service';
 import { DataProviderService } from './data-provider.service';
 
 @Module({
-  imports: [ConfigurationModule, PrismaModule],
+  imports: [ConfigurationModule, CryptocurrencyModule, PrismaModule],
   providers: [
     AlphaVantageService,
     DataProviderService,

apps/api/src/services/data-provider/data-provider.service.ts

@@ -1,6 +1,7 @@
 import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
 import { ConfigurationService } from '@ghostfolio/api/services/configuration.service';
 import { DataEnhancerInterface } from '@ghostfolio/api/services/data-provider/interfaces/data-enhancer.interface';
+import { DataProviderInterface } from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
 import {
   IDataGatheringItem,
   IDataProviderHistoricalResponse,
@@ -13,7 +14,6 @@ import { Inject, Injectable } from '@nestjs/common';
 import { DataSource, MarketData } from '@prisma/client';
 import { format } from 'date-fns';
 import { isEmpty } from 'lodash';
-import { DataProviderInterface } from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
 
 @Injectable()
 export class DataProviderService {

apps/api/src/services/data-provider/interfaces/data-provider.interface.ts

@@ -1,11 +1,11 @@
 import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
 import { Granularity } from '@ghostfolio/common/types';
+import { DataSource } from '@prisma/client';
 
 import {
   IDataProviderHistoricalResponse,
   IDataProviderResponse
 } from '../../interfaces/interfaces';
-import { DataSource } from '@prisma/client';
 
 export interface DataProviderInterface {
   canHandle(symbol: string): boolean;

apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts

@@ -1,6 +1,7 @@
 import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
+import { CryptocurrencyService } from '@ghostfolio/api/services/cryptocurrency/cryptocurrency.service';
 import { UNKNOWN_KEY } from '@ghostfolio/common/config';
-import { DATE_FORMAT, isCrypto, isCurrency } from '@ghostfolio/common/helper';
+import { DATE_FORMAT, isCurrency } from '@ghostfolio/common/helper';
 import { Granularity } from '@ghostfolio/common/types';
 import { Injectable } from '@nestjs/common';
 import { AssetClass, AssetSubClass, DataSource } from '@prisma/client';
@@ -26,7 +27,9 @@ import {
 export class YahooFinanceService implements DataProviderInterface {
   private yahooFinanceHostname = 'https://query1.finance.yahoo.com';
 
-  public constructor() {}
+  public constructor(
+    private readonly cryptocurrencyService: CryptocurrencyService
+  ) {}
 
   public canHandle(symbol: string) {
     return true;
@@ -65,7 +68,8 @@ export class YahooFinanceService implements DataProviderInterface {
           dataSource: DataSource.YAHOO,
           exchange: this.parseExchange(value.price?.exchangeName),
           marketState:
-            value.price?.marketState === 'REGULAR' || isCrypto(symbol)
+            value.price?.marketState === 'REGULAR' ||
+            this.cryptocurrencyService.isCrypto(symbol)
               ? MarketState.open
               : MarketState.closed,
           marketPrice: value.price?.regularMarketPrice || 0,
@@ -249,7 +253,10 @@ export class YahooFinanceService implements DataProviderInterface {
     ) {
       if (isCurrency(aSymbol.substring(0, aSymbol.length - 3))) {
         return `${aSymbol}=X`;
-      } else if (isCrypto(aSymbol) || isCrypto(aSymbol.replace('1', ''))) {
+      } else if (
+        this.cryptocurrencyService.isCrypto(aSymbol) ||
+        this.cryptocurrencyService.isCrypto(aSymbol.replace('1', ''))
+      ) {
         // Add a dash before the last three characters
         // BTCUSD  -> BTC-USD
         // DOGEUSD -> DOGE-USD

libs/common/src/lib/customCryptocurrencies.json

@@ -1,11 +0,0 @@
-{
-  "SHIB": "SHIBA INU USD",
-  "SOL1": "Solana",
-  "DOT1": "Polkadot",
-  "LUNA1": "Terra",
-  "AVAX": "Avalanche",
-  "MATIC": "MaticNetwork",
-  "ATOM1": "Cosmos",
-  "FTT1": "FTXToken",
-  "1INCH": "1inch"
-}

libs/common/src/lib/helper.ts

@@ -3,11 +3,6 @@ import { getDate, getMonth, getYear, parse, subDays } from 'date-fns';
 
 import { ghostfolioScraperApiSymbolPrefix } from './config';
 
-const cryptocurrencies = require('cryptocurrencies');
-
-const customSymbolList = require('./customCryptocurrencies.json')
-customSymbolList.symbols = () => Object.keys(customSymbolList);
-
 export const DEMO_USER_ID = '9b112b4d-3b7d-4bad-9bdd-3b0f7b4dac2f';
 
 export function capitalize(aString: string) {
@@ -53,9 +48,9 @@ export function getUtc(aDateString: string) {
 
   return new Date(
     Date.UTC(
-      parseInt(yearString),
-      parseInt(monthString) - 1,
-      parseInt(dayString)
+      parseInt(yearString, 10),
+      parseInt(monthString, 10) - 1,
+      parseInt(dayString, 10)
     )
   );
 }
@@ -82,11 +77,6 @@ export function groupBy<T, K extends keyof T>(
   return map;
 }
 
-export function isCrypto(aSymbol = '') {
-  const cryptocurrencySymbol = aSymbol.substring(0, aSymbol.length - 3);
-  return cryptocurrencies.symbols().includes(cryptocurrencySymbol) || customSymbolList.symbols().includes(cryptocurrencySymbol);
-}
-
 export function isCurrency(aSymbol = '') {
   return currencies[aSymbol];
 }