From b4bd65dea49e3df6cd5b8001a2f081438d75de8e Mon Sep 17 00:00:00 2001
From: Andrew Radulescu <radulescuandrew@gmail.com>
Date: Thu, 12 Sep 2024 15:27:58 +0300
Subject: [PATCH] feat: [Contracts] API - Approve contract by NGO

---
 .../documents/document-contract.controller.ts | 26 +++++++++---
 .../services/document-contract.facade.ts      |  9 +++++
 ...pprove-document-contract-by-ngo.usecase.ts | 40 +++++++++++++++++++
 backend/src/usecases/use-case.module.ts       |  2 +
 4 files changed, 71 insertions(+), 6 deletions(-)
 create mode 100644 backend/src/usecases/documents/new_contracts/approve-document-contract-by-ngo.usecase.ts

diff --git a/backend/src/api/documents/document-contract.controller.ts b/backend/src/api/documents/document-contract.controller.ts
index cffdad15..d2e37b65 100644
--- a/backend/src/api/documents/document-contract.controller.ts
+++ b/backend/src/api/documents/document-contract.controller.ts
@@ -1,4 +1,13 @@
-import { Body, Controller, Get, Post, Query, UseGuards } from '@nestjs/common';
+import {
+  Body,
+  Controller,
+  Get,
+  Param,
+  Patch,
+  Post,
+  Query,
+  UseGuards,
+} from '@nestjs/common';
 import { CreateDocumentContractUsecase } from 'src/usecases/documents/new_contracts/create-document-contract.usecase';
 import { CreateDocumentContractDto } from './dto/create-document-contract.dto';
 import { IAdminUserModel } from 'src/modules/user/models/admin-user.model';
@@ -13,6 +22,8 @@ import {
   PaginatedPresenter,
 } from 'src/infrastructure/presenters/generic-paginated.presenter';
 import { GetManyDocumentContractsDto } from './dto/get-many-document-contracts.dto';
+import { UuidValidationPipe } from 'src/infrastructure/pipes/uuid.pipe';
+import { ApproveDocumentContractByNgoUsecase } from 'src/usecases/documents/new_contracts/approve-document-contract-by-ngo.usecase';
 
 @ApiBearerAuth()
 @UseGuards(WebJwtAuthGuard)
@@ -21,6 +32,7 @@ export class DocumentContractController {
   constructor(
     private readonly createDocumentContractUsecase: CreateDocumentContractUsecase,
     private readonly getManyDocumentContractsUsecase: GetManyDocumentContractsUsecase,
+    private readonly approveDocumentContractByNgoUsecase: ApproveDocumentContractByNgoUsecase,
   ) {}
 
   @Post()
@@ -56,9 +68,11 @@ export class DocumentContractController {
     });
   }
 
-  /* TODO: GET /documents/contracts/check?year={year}&documentNumber={documentNumber}
-   CHECK IF A CONTRACT ALREADY EXISTS FOR THE GIVEN YEAR AND DOCUMENT NUMBER IN THE SAME ORGANIZATION
-   RETURN TRUE IF IT EXISTS, FALSE OTHERWISE
-   USED TO PREVENT DUPLICATE DOCUMENT NUMBERS IN THE SAME YEAR
-   */
+  @Patch(':id/approve')
+  async approveDocumentContract(
+    @Param('id', UuidValidationPipe) id: string,
+    @ExtractUser() { organizationId }: IAdminUserModel,
+  ): Promise<void> {
+    await this.approveDocumentContractByNgoUsecase.execute(id, organizationId);
+  }
 }
diff --git a/backend/src/modules/documents/services/document-contract.facade.ts b/backend/src/modules/documents/services/document-contract.facade.ts
index 18bedf72..c754b7d8 100644
--- a/backend/src/modules/documents/services/document-contract.facade.ts
+++ b/backend/src/modules/documents/services/document-contract.facade.ts
@@ -13,6 +13,7 @@ import {
   IDocumentContractListViewModel,
 } from '../models/document-contract-list-view.model';
 import { Pagination } from 'src/infrastructure/base/repository-with-pagination.class';
+import { DocumentContractStatus } from '../enums/contract-status.enum';
 
 @Injectable()
 export class DocumentContractFacade {
@@ -21,6 +22,14 @@ export class DocumentContractFacade {
     private readonly documentContractListViewRepository: DocumentContractListViewRepository,
   ) {}
 
+  async approveDocumentContractByNGO(
+    documentContractId: string,
+  ): Promise<IDocumentContractModel> {
+    return this.documentContractRepository.update(documentContractId, {
+      status: DocumentContractStatus.PENDING_NGO_REPRESENTATIVE_SIGNATURE,
+    });
+  }
+
   async create(
     newDocumentContract: CreateDocumentContractOptions,
   ): Promise<string> {
diff --git a/backend/src/usecases/documents/new_contracts/approve-document-contract-by-ngo.usecase.ts b/backend/src/usecases/documents/new_contracts/approve-document-contract-by-ngo.usecase.ts
new file mode 100644
index 00000000..43e4c2c1
--- /dev/null
+++ b/backend/src/usecases/documents/new_contracts/approve-document-contract-by-ngo.usecase.ts
@@ -0,0 +1,40 @@
+import { Injectable } from '@nestjs/common';
+import { ExceptionsService } from 'src/infrastructure/exceptions/exceptions.service';
+import { DocumentContractStatus } from 'src/modules/documents/enums/contract-status.enum';
+import { ContractExceptionMessages } from 'src/modules/documents/exceptions/contract.exceptions';
+import { DocumentContractFacade } from 'src/modules/documents/services/document-contract.facade';
+
+@Injectable()
+export class ApproveDocumentContractByNgoUsecase {
+  constructor(
+    private readonly documentContractFacade: DocumentContractFacade,
+    private readonly exceptionService: ExceptionsService,
+  ) {}
+
+  async execute(
+    documentContractId: string,
+    organizationId: string,
+  ): Promise<void> {
+    const exists = await this.documentContractFacade.exists({
+      id: documentContractId,
+      organizationId,
+      status: DocumentContractStatus.PENDING_APPROVAL_NGO,
+    });
+
+    if (!exists) {
+      this.exceptionService.notFoundException(
+        ContractExceptionMessages.CONTRACT_002,
+      );
+    }
+    try {
+      await this.documentContractFacade.approveDocumentContractByNGO(
+        documentContractId,
+      );
+    } catch (error) {
+      this.exceptionService.internalServerErrorException({
+        message: `Error while approving the contract by NGO ${error?.message}`,
+        code_error: 'APPROVE_DOCUMENT_CONTRACT_BY_NGO_001',
+      });
+    }
+  }
+}
diff --git a/backend/src/usecases/use-case.module.ts b/backend/src/usecases/use-case.module.ts
index 2cb925f0..b19dd4b6 100644
--- a/backend/src/usecases/use-case.module.ts
+++ b/backend/src/usecases/use-case.module.ts
@@ -147,6 +147,7 @@ import { RejectDocumentContractByVolunteerUsecase } from './documents/new_contra
 import { GeneratePDFsUseCase } from './documents/new_contracts/generate-pdfs.usecase';
 import { GetManyDocumentContractsByVolunteerUsecase } from './documents/new_contracts/get-many-document-contracts-by-volunteer.usecase';
 import { GetOneDocumentContractForVolunteerUsecase } from './documents/new_contracts/get-one-document-contract-for-volunteer.usecase';
+import { ApproveDocumentContractByNgoUsecase } from './documents/new_contracts/approve-document-contract-by-ngo.usecase';
 
 const providers = [
   // Organization
@@ -300,6 +301,7 @@ const providers = [
   RejectDocumentContractByVolunteerUsecase,
   GetManyDocumentContractsByVolunteerUsecase,
   GetOneDocumentContractForVolunteerUsecase,
+  ApproveDocumentContractByNgoUsecase,
   // Notifications
   UpdateSettingsUsecase,
   // Testing PDFs