account balances get endpoint

apps/api/src/app/account/account.controller.ts

@@ -31,11 +31,14 @@ import { AccountService } from './account.service';
 import { CreateAccountDto } from './create-account.dto';
 import { TransferBalanceDto } from './transfer-balance.dto';
 import { UpdateAccountDto } from './update-account.dto';
+import { AccountBalances } from './interfaces/account-balances.interface';
+import { AccountBalanceService } from '@ghostfolio/api/services/account-balance/account-balance.service';
 
 @Controller('account')
 export class AccountController {
   public constructor(
     private readonly accountService: AccountService,
+    private readonly accountBalanceService: AccountBalanceService,
     private readonly impersonationService: ImpersonationService,
     private readonly portfolioService: PortfolioService,
     @Inject(REQUEST) private readonly request: RequestWithUser
@@ -116,6 +119,16 @@ export class AccountController {
     return accountsWithAggregations.accounts[0];
   }
 
+  @Get(':id/balances')
+  @UseGuards(AuthGuard('jwt'))
+  @UseInterceptors(RedactValuesInResponseInterceptor)
+  public async getAccountBalancesById(
+    @Param('id') id: string
+  ): Promise<AccountBalances> {
+
+    return await this.accountBalanceService.getAccountBalances(id);
+  }
+
   @Post()
   @UseGuards(AuthGuard('jwt'))
   public async createAccount(

apps/api/src/app/account/interfaces/account-balances.interface.ts

@@ -0,0 +1,9 @@
+export interface AccountBalances {
+    balances: AccountBalance[];
+}
+
+export interface AccountBalance {
+    date: Date;
+    id: string;
+    value: number;
+}

apps/api/src/services/account-balance/account-balance.service.ts

@@ -1,3 +1,4 @@
+import { AccountBalances } from '@ghostfolio/api/app/account/interfaces/account-balances.interface';
 import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
 import { Injectable } from '@nestjs/common';
 import { AccountBalance, Prisma } from '@prisma/client';
@@ -13,4 +14,18 @@ export class AccountBalanceService {
       data
     });
   }
+
+  public async getAccountBalances(accountId: string): Promise<AccountBalances> {
+    const balances = await this.prismaService.accountBalance.findMany({
+      where: {
+        accountId: accountId,
+      },
+      select: {
+        date: true,
+        id: true,
+        value: true
+      }
+    });
+    return { balances }
+  }
 }