feat: transfer money to child

src/card/services/card.service.ts

@@ -1,4 +1,5 @@
 import { BadRequestException, forwardRef, Inject, Injectable } from '@nestjs/common';
+import Decimal from 'decimal.js';
 import { Transactional } from 'typeorm-transactional';
 import { AccountCardStatusChangedWebhookRequest } from '~/common/modules/neoleap/dtos/requests';
 import { NeoLeapService } from '~/common/modules/neoleap/services';
@@ -10,12 +11,14 @@ import { CardColors } from '../enums';
 import { CardStatusMapper } from '../mappers/card-status.mapper';
 import { CardRepository } from '../repositories';
 import { AccountService } from './account.service';
+import { TransactionService } from './transaction.service';
 
 @Injectable()
 export class CardService {
   constructor(
     private readonly cardRepository: CardRepository,
     private readonly accountService: AccountService,
+    @Inject(forwardRef(() => TransactionService)) private readonly transactionService: TransactionService,
     @Inject(forwardRef(() => NeoLeapService)) private readonly neoleapService: NeoLeapService,
     @Inject(forwardRef(() => CustomerService)) private readonly customerService: CustomerService,
   ) {}
@@ -99,4 +102,26 @@ export class CardService {
 
     return this.neoleapService.getEmbossingInformation(card);
   }
+
+  async updateCardLimit(cardId: string, newLimit: number) {
+    const { affected } = await this.cardRepository.updateCardLimit(cardId, newLimit);
+
+    if (affected === 0) {
+      throw new BadRequestException('CARD.NOT_FOUND');
+    }
+  }
+
+  @Transactional()
+  async transferToChild(juniorId: string, amount: number) {
+    const card = await this.getCardByCustomerId(juniorId);
+
+    const finalAmount = Decimal(amount).plus(card.limit);
+    await Promise.all([
+      this.neoleapService.updateCardControl(card.cardReference, finalAmount.toNumber()),
+      this.updateCardLimit(card.id, finalAmount.toNumber()),
+      this.transactionService.createInternalChildTransaction(card.id, amount),
+    ]);
+
+    return finalAmount.toNumber();
+  }
 }