feat: transfer money to child

src/card/repositories/card.repository.ts

@@ -60,4 +60,10 @@ export class CardRepository {
       statusDescription: statusDescription,
     });
   }
+
+  updateCardLimit(cardId: string, newLimit: number) {
+    return this.cardRepository.update(cardId, {
+      limit: newLimit,
+    });
+  }
 }

src/card/repositories/transaction.repository.ts

@@ -57,6 +57,28 @@ export class TransactionRepository {
     );
   }
 
+  createInternalChildTransaction(card: Card, amount: number): Promise<Transaction> {
+    return this.transactionRepository.save(
+      this.transactionRepository.create({
+        transactionId: `CHILD-${card.id}-${Date.now()}`,
+        transactionAmount: amount,
+        transactionCurrency: '682',
+        billingAmount: 0,
+        settlementAmount: 0,
+        transactionDate: new Date(),
+        fees: 0,
+        cardId: card.id,
+        cardReference: card.cardReference,
+        cardMaskedNumber: card.firstSixDigits + '******' + card.lastFourDigits,
+        accountId: card.account!.id,
+        transactionType: TransactionType.INTERNAL,
+        accountReference: card.account!.accountReference,
+        transactionScope: TransactionScope.CARD,
+        vatOnFees: 0,
+      }),
+    );
+  }
+
   findTransactionByReference(transactionId: string, accountReference: string): Promise<Transaction | null> {
     return this.transactionRepository.findOne({
       where: { transactionId, accountReference },

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();
+  }
 }

src/card/services/transaction.service.ts

@@ -1,4 +1,4 @@
-import { Injectable, UnprocessableEntityException } from '@nestjs/common';
+import { forwardRef, Inject, Injectable, UnprocessableEntityException } from '@nestjs/common';
 import Decimal from 'decimal.js';
 import { Transactional } from 'typeorm-transactional';
 import {
@@ -15,7 +15,7 @@ export class TransactionService {
   constructor(
     private readonly transactionRepository: TransactionRepository,
     private readonly accountService: AccountService,
-    private readonly cardService: CardService,
+    @Inject(forwardRef(() => CardService)) private readonly cardService: CardService,
   ) {}
 
   @Transactional()
@@ -51,6 +51,12 @@ export class TransactionService {
     return transaction;
   }
 
+  async createInternalChildTransaction(cardId: string, amount: number) {
+    const card = await this.cardService.getCardById(cardId);
+    const transaction = await this.transactionRepository.createInternalChildTransaction(card, amount);
+    return transaction;
+  }
+
   private async findExistingTransaction(transactionId: string, accountReference: string): Promise<Transaction | null> {
     const existingTransaction = await this.transactionRepository.findTransactionByReference(
       transactionId,

src/junior/controllers/junior.controller.ts

@@ -8,8 +8,18 @@ import { ApiDataPageResponse, ApiDataResponse, ApiLangRequestHeader } from '~/co
 import { PageOptionsRequestDto } from '~/core/dtos';
 import { CustomParseUUIDPipe } from '~/core/pipes';
 import { ResponseFactory } from '~/core/utils';
-import { CreateJuniorRequestDto, SetThemeRequestDto, UpdateJuniorRequestDto } from '../dtos/request';
-import { JuniorResponseDto, QrCodeValidationResponseDto, ThemeResponseDto } from '../dtos/response';
+import {
+  CreateJuniorRequestDto,
+  SetThemeRequestDto,
+  TransferToJuniorRequestDto,
+  UpdateJuniorRequestDto,
+} from '../dtos/request';
+import {
+  JuniorResponseDto,
+  QrCodeValidationResponseDto,
+  ThemeResponseDto,
+  TransferToJuniorResponseDto,
+} from '../dtos/response';
 import { JuniorService } from '../services';
 
 @Controller('juniors')
@@ -100,4 +110,18 @@ export class JuniorController {
 
     return ResponseFactory.data(new QrCodeValidationResponseDto(junior));
   }
+
+  @Post(':juniorId/transfer')
+  @UseGuards(RolesGuard)
+  @AllowedRoles(Roles.GUARDIAN)
+  @ApiDataResponse(TransferToJuniorResponseDto)
+  async doesJuniorBelongToGuardian(
+    @AuthenticatedUser() user: IJwtPayload,
+    @Param('juniorId', CustomParseUUIDPipe) juniorId: string,
+    @Body() body: TransferToJuniorRequestDto,
+  ) {
+    const newAmount = await this.juniorService.transferToJunior(juniorId, body, user.sub);
+
+    return ResponseFactory.data(new TransferToJuniorResponseDto(newAmount));
+  }
 }

src/junior/dtos/request/index.ts

@@ -1,3 +1,4 @@
 export * from './create-junior.request.dto';
 export * from './set-theme.request.dto';
+export * from './transfer-to-junior.request.dto';
 export * from './update-junior.request.dto';

src/junior/dtos/request/transfer-to-junior.request.dto.ts

@@ -0,0 +1,12 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNumber } from 'class-validator';
+import { i18nValidationMessage as i18n } from 'nestjs-i18n';
+
+export class TransferToJuniorRequestDto {
+  @ApiProperty({ example: 300.42 })
+  @IsNumber(
+    { maxDecimalPlaces: 3 },
+    { message: i18n('validation.IsNumber', { path: 'general', property: 'transferToJunior.amount' }) },
+  )
+  amount!: number;
+}

src/junior/dtos/response/index.ts

@@ -2,3 +2,4 @@ export * from './junior.response.dto';
 export * from './qr-code-validation-details.response.dto';
 export * from './qr-code-validation.response.dto';
 export * from './theme.response.dto';
+export * from './transfer-to-junior.response.dto';

src/junior/dtos/response/transfer-to-junior.response.dto.ts

@@ -0,0 +1,10 @@
+import { ApiProperty } from '@nestjs/swagger';
+
+export class TransferToJuniorResponseDto {
+  @ApiProperty({ example: 300.42 })
+  newAmount!: number;
+
+  constructor(newAmount: number) {
+    this.newAmount = newAmount;
+  }
+}

src/junior/services/junior.service.ts

@@ -10,7 +10,12 @@ import { DocumentService, OciService } from '~/document/services';
 import { UserType } from '~/user/enums';
 import { UserService } from '~/user/services';
 import { UserTokenService } from '~/user/services/user-token.service';
-import { CreateJuniorRequestDto, SetThemeRequestDto, UpdateJuniorRequestDto } from '../dtos/request';
+import {
+  CreateJuniorRequestDto,
+  SetThemeRequestDto,
+  TransferToJuniorRequestDto,
+  UpdateJuniorRequestDto,
+} from '../dtos/request';
 import { Junior } from '../entities';
 import { JuniorRepository } from '../repositories';
 import { QrcodeService } from './qrcode.service';
@@ -167,6 +172,17 @@ export class JuniorService {
     return !!junior;
   }
 
+  async transferToJunior(juniorId: string, body: TransferToJuniorRequestDto, guardianId: string) {
+    const doesBelong = await this.doesJuniorBelongToGuardian(guardianId, juniorId);
+
+    if (!doesBelong) {
+      this.logger.error(`Junior ${juniorId} does not belong to guardian ${guardianId}`);
+      throw new BadRequestException('JUNIOR.NOT_BELONG_TO_GUARDIAN');
+    }
+
+    return this.cardService.transferToChild(juniorId, body.amount);
+  }
+
   private async prepareJuniorImages(juniors: Junior[]) {
     this.logger.log(`Preparing junior images`);
     await Promise.all(