feat(src): Finnish Home Loan Process

Author: vpinodev

src/modules/home-loan/dtos/update.accept-home-loan.dto.ts

@@ -0,0 +1,12 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsBoolean } from 'class-validator';
+
+export class UpdateAcceptHomeLoanDto {
+  @ApiProperty({
+    description: 'accept home loan',
+    example: true,
+    required: false,
+  })
+  @IsBoolean()
+  condition: boolean;
+}

src/modules/home-loan/dtos/update.home-mounthly-details.dto.ts

@@ -9,4 +9,4 @@ export class UpdateHomeLoanMounthlyDetailsDto {
   @ApiProperty()
   @IsString()
   monthlyDebt: string;
-}
+}

src/modules/home-loan/dtos/update.info-after-rejected.dto.ts

@@ -0,0 +1,12 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNumber } from 'class-validator';
+
+export class UpdateInfoAfterRejectedDto {
+  @ApiProperty()
+  @IsNumber()
+  priceHome: number;
+
+  @ApiProperty()
+  @IsNumber()
+  paymentInitial: number;
+}

src/modules/home-loan/entities/home-loan.entity.ts

@@ -42,7 +42,7 @@ export class HomeLoan {
   paymentInitial: string;
 
   @Column({ nullable: true })
-  percentageInitial: string
+  percentageInitial: string;
 
   @Column({ type: 'numeric', nullable: true })
   monthlyIncome: number;

src/modules/home-loan/home-loan.controller.ts

@@ -27,6 +27,8 @@ import { TypeHomeDto } from './dtos/update.type-home.dto';
 import { UpdateAddressHomeDto } from './dtos/update.address-home.dto';
 import { UpdateHomeLoanMounthlyDetailsDto } from './dtos/update.home-mounthly-details.dto';
 import { ParamsDTO } from 'src/common/dtos';
+import { UpdateAcceptHomeLoanDto } from './dtos/update.accept-home-loan.dto';
+import { UpdateInfoAfterRejectedDto } from './dtos/update.info-after-rejected.dto';
 
 @ApiBearerAuth('JWT-auth')
 @ApiTags('HomeLoan')
@@ -228,4 +230,40 @@ export class HomeLoanController {
       customer: { id: customerId },
     });
   }
+
+  @Put(':id/accept-home-loan')
+  @ApiOperation({ summary: 'Accept home loan' })
+  @ApiResponse({
+    status: 200,
+    description: 'Accept home loan',
+    type: HomeLoan,
+  })
+  @ApiResponse({ status: 404, description: 'HomeLoan not found.' })
+  acceptHomeLoan(
+    @Param('id') id: string,
+    @Body() updateAcceptHomeLoanDto: UpdateAcceptHomeLoanDto,
+  ) {
+    return this.homeLoanService.updateAcceptHomeLoan(
+      id,
+      updateAcceptHomeLoanDto,
+    );
+  }
+
+  @Put(':id/update-info-rejected')
+  @ApiOperation({ summary: 'Update info after rejected' })
+  @ApiResponse({
+    status: 200,
+    description: 'the home loan updated successfully.',
+    type: HomeLoan,
+  })
+  @ApiResponse({ status: 404, description: 'Home Loan not found.' })
+  updateInfofterRejected(
+    @Param('id') id: string,
+    @Body() updateInfoAfterRejectedDto: UpdateInfoAfterRejectedDto,
+  ) {
+    return this.homeLoanService.updateInfoAfterRejected(
+      id,
+      updateInfoAfterRejectedDto,
+    );
+  }
 }

src/modules/home-loan/home-loan.service.ts

@@ -13,6 +13,8 @@ import { UpdateTermsAndConditionsDto } from './dtos/update.terms-and-conditions.
 import { UpdateAddressHomeDto } from './dtos/update.address-home.dto';
 import { UpdateHomeLoanMounthlyDetailsDto } from './dtos/update.home-mounthly-details.dto';
 import { StatusHomeLoan } from './enums/home-loan.enum';
+import { UpdateAcceptHomeLoanDto } from './dtos/update.accept-home-loan.dto';
+import { UpdateInfoAfterRejectedDto } from './dtos/update.info-after-rejected.dto';
 
 @Injectable()
 export class HomeLoanService extends CrudService<HomeLoan> {
@@ -142,6 +144,43 @@ export class HomeLoanService extends CrudService<HomeLoan> {
     homeLoan.tc = updateTermsAndConditionsDto.tc;
     homeLoan.status = StatusHomeLoan.CREATED;
 
+    if (Number(homeLoan.priceHome) === 125000) {
+      homeLoan.status = StatusHomeLoan.FAILED;
+    }
+
+    return this.homeLoanRepository.save(homeLoan);
+  }
+
+  async updateAcceptHomeLoan(
+    id: string,
+    updateAcceptHomeLoan: UpdateAcceptHomeLoanDto,
+  ): Promise<HomeLoan> {
+    const homeLoan = await this.findHomeLoanById(id);
+
+    homeLoan.status = updateAcceptHomeLoan.condition
+      ? StatusHomeLoan.IN_PROCESS
+      : StatusHomeLoan.FAILED;
+
+    return this.homeLoanRepository.save(homeLoan);
+  }
+
+  async updateInfoAfterRejected(
+    id: string,
+    updateInfoAfterRejected: UpdateInfoAfterRejectedDto,
+  ): Promise<HomeLoan> {
+    const homeLoan = await this.findHomeLoanById(id);
+
+    homeLoan.priceHome = updateInfoAfterRejected.priceHome;
+    homeLoan.paymentInitial = String(updateInfoAfterRejected.paymentInitial);
+    homeLoan.percentageInitial =
+      String(
+        (updateInfoAfterRejected.paymentInitial /
+          updateInfoAfterRejected.priceHome) *
+          100,
+      ) + '%';
+
+    homeLoan.status = StatusHomeLoan.CREATED;
+
     return this.homeLoanRepository.save(homeLoan);
   }
 }