Refactor PortfolioSnapshotProcessor

apps/api/src/app/portfolio/calculator/portfolio-calculator.ts

@@ -160,7 +160,7 @@ export abstract class PortfolioCalculator {
   ): PortfolioSnapshot;
 
   @LogPerformance
-  private async computeSnapshot(): Promise<PortfolioSnapshot> {
+  public async computeSnapshot(): Promise<PortfolioSnapshot> {
     const lastTransactionPoint = last(this.transactionPoints);
 
     const transactionPoints = this.transactionPoints?.filter(({ date }) => {
@@ -1018,6 +1018,7 @@ export abstract class PortfolioCalculator {
 
     let cachedPortfolioSnapshot: PortfolioSnapshot;
     let isCachedPortfolioSnapshotExpired = false;
+    const jobId = this.userId;
 
     try {
       const cachedPortfolioSnapshotValue = await this.redisCacheService.get(
@@ -1056,12 +1057,13 @@ export abstract class PortfolioCalculator {
         this.portfolioSnapshotService.addJobToQueue({
           data: {
             filters: this.filters,
+            userCurrency: this.currency,
             userId: this.userId
           },
           name: PORTFOLIO_SNAPSHOT_PROCESS_JOB_NAME,
           opts: {
-            ...PORTFOLIO_SNAPSHOT_PROCESS_JOB_OPTIONS
+            ...PORTFOLIO_SNAPSHOT_PROCESS_JOB_OPTIONS,
-            // jobId
+            jobId
             // priority
           }
         });
@@ -1072,12 +1074,13 @@ export abstract class PortfolioCalculator {
       const job = await this.portfolioSnapshotService.addJobToQueue({
         data: {
           filters: this.filters,
+          userCurrency: this.currency,
           userId: this.userId
         },
         name: PORTFOLIO_SNAPSHOT_PROCESS_JOB_NAME,
         opts: {
-          ...PORTFOLIO_SNAPSHOT_PROCESS_JOB_OPTIONS
+          ...PORTFOLIO_SNAPSHOT_PROCESS_JOB_OPTIONS,
-          // jobId
+          jobId
           // priority
         }
       });

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-novn-buy-and-sell.spec.ts

@@ -14,7 +14,6 @@ import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.s
 import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
 import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
-import { PortfolioSnapshotProcessor } from '@ghostfolio/api/services/portfolio-snapshot/portfolio-snapshot.processor';
 import { PortfolioSnapshotService } from '@ghostfolio/api/services/portfolio-snapshot/portfolio-snapshot.service';
 import { PortfolioSnapshotServiceMock } from '@ghostfolio/api/services/portfolio-snapshot/portfolio-snapshot.service.mock';
 import { parseDate } from '@ghostfolio/common/helper';
@@ -129,13 +128,7 @@ describe('PortfolioCalculator', () => {
         userId: userDummyData.id
       });
 
-      const portfolioSnapshotProcessor = new PortfolioSnapshotProcessor(
+      const portfolioSnapshot = await portfolioCalculator.computeSnapshot();
-        null,
-        null
-      );
-
-      const portfolioSnapshot =
-        await portfolioSnapshotProcessor.computeSnapshot();
 
       const investments = portfolioCalculator.getInvestments();
 

apps/api/src/services/portfolio-snapshot/interfaces/portfolio-snapshot-queue-job.interface.ts

@@ -2,5 +2,6 @@ import { Filter } from '@ghostfolio/common/interfaces';
 
 export interface IPortfolioSnapshotQueueJob {
   filters: Filter[];
+  userCurrency: string;
   userId: string;
 }

apps/api/src/services/portfolio-snapshot/portfolio-snapshot.module.ts

@@ -1,3 +1,6 @@
+import { OrderModule } from '@ghostfolio/api/app/order/order.module';
+import { PortfolioCalculatorFactory } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
+import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { RedisCacheModule } from '@ghostfolio/api/app/redis-cache/redis-cache.module';
 import { ConfigurationModule } from '@ghostfolio/api/services/configuration/configuration.module';
 import { DataProviderModule } from '@ghostfolio/api/services/data-provider/data-provider.module';
@@ -27,12 +30,18 @@ import { PortfolioSnapshotProcessor } from './portfolio-snapshot.processor';
     DataProviderModule,
     ExchangeRateDataModule,
     MarketDataModule,
+    OrderModule,
     PrismaModule,
     PropertyModule,
     RedisCacheModule,
     SymbolProfileModule
   ],
-  providers: [PortfolioSnapshotProcessor, PortfolioSnapshotService],
+  providers: [
+    CurrentRateService,
+    PortfolioCalculatorFactory,
+    PortfolioSnapshotProcessor,
+    PortfolioSnapshotService
+  ],
   exports: [BullModule, PortfolioSnapshotService]
 })
 export class PortfolioSnapshotQueueModule {}

apps/api/src/services/portfolio-snapshot/portfolio-snapshot.processor.ts

@@ -1,3 +1,8 @@
+import { OrderService } from '@ghostfolio/api/app/order/order.service';
+import {
+  PerformanceCalculationType,
+  PortfolioCalculatorFactory
+} from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { PortfolioSnapshotValue } from '@ghostfolio/api/app/portfolio/interfaces/snapshot-value.interface';
 import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
 import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
@@ -6,11 +11,9 @@ import {
   PORTFOLIO_SNAPSHOT_PROCESS_JOB_NAME,
   PORTFOLIO_SNAPSHOT_QUEUE
 } from '@ghostfolio/common/config';
-import { PortfolioSnapshot } from '@ghostfolio/common/models';
 
 import { Process, Processor } from '@nestjs/bull';
 import { Injectable, Logger } from '@nestjs/common';
-import * as Big from 'big.js';
 import { Job } from 'bull';
 import { addMilliseconds } from 'date-fns';
 
@@ -20,7 +23,9 @@ import { IPortfolioSnapshotQueueJob } from './interfaces/portfolio-snapshot-queu
 @Processor(PORTFOLIO_SNAPSHOT_QUEUE)
 export class PortfolioSnapshotProcessor {
   public constructor(
+    private readonly calculatorFactory: PortfolioCalculatorFactory,
     private readonly configurationService: ConfigurationService,
+    private readonly orderService: OrderService,
     private readonly redisCacheService: RedisCacheService
   ) {}
 
@@ -34,7 +39,22 @@ export class PortfolioSnapshotProcessor {
         `PortfolioSnapshotProcessor (${PORTFOLIO_SNAPSHOT_PROCESS_JOB_NAME})`
       );
 
-      const snapshot = await this.computeSnapshot();
+      const { activities } =
+        await this.orderService.getOrdersForPortfolioCalculator({
+          filters: job.data.filters,
+          userCurrency: job.data.userCurrency,
+          userId: job.data.userId
+        });
+
+      const portfolioCalculator = this.calculatorFactory.createCalculator({
+        activities,
+        calculationType: PerformanceCalculationType.TWR,
+        currency: job.data.userCurrency,
+        filters: job.data.filters,
+        userId: job.data.userId
+      });
+
+      const snapshot = await portfolioCalculator.computeSnapshot();
 
       Logger.log(
         `Portfolio snapshot calculation of user ${job.data.userId} has been completed`,
@@ -68,20 +88,4 @@ export class PortfolioSnapshotProcessor {
       throw new Error(error);
     }
   }
-
-  // TODO
-  public async computeSnapshot(): Promise<PortfolioSnapshot> {
-    return {
-      currentValueInBaseCurrency: new Big(0),
-      hasErrors: false,
-      historicalData: [],
-      positions: [],
-      totalFeesWithCurrencyEffect: new Big(0),
-      totalInterestWithCurrencyEffect: new Big(0),
-      totalInvestment: new Big(0),
-      totalInvestmentWithCurrencyEffect: new Big(0),
-      totalLiabilitiesWithCurrencyEffect: new Big(0),
-      totalValuablesWithCurrencyEffect: new Big(0)
-    };
-  }
 }