feat: Intégration du backend NestJS depuis YNOV

- Framework: NestJS avec TypeORM
- Authentification: JWT (access + refresh tokens)
- Gestion utilisateurs: CRUD complet avec validation
- Routes: auth, users, parents, assistantes maternelles
- Dockerfile pour conteneurisation

backend/src/routes/enfants/dto/create_enfants.dto.ts

@@ -0,0 +1,66 @@
+import { ApiProperty } from '@nestjs/swagger';
+import {
+    IsBoolean,
+    IsDateString,
+    IsEnum,
+    IsNotEmpty,
+    IsOptional,
+    IsString,
+    MaxLength,
+    ValidateIf,
+} from 'class-validator';
+import { GenreType, StatutEnfantType } from 'src/entities/children.entity';
+
+export class CreateEnfantsDto {
+    @ApiProperty({ enum: StatutEnfantType, example: StatutEnfantType.ACTIF })
+    @IsEnum(StatutEnfantType)
+    @IsNotEmpty()
+    status: StatutEnfantType;
+
+    @ApiProperty({ example: 'Georges', required: false })
+    @IsOptional()
+    @IsString()
+    @MaxLength(100)
+    first_name?: string;
+
+    @ApiProperty({ example: 'Dupont', required: false })
+    @IsOptional()
+    @IsString()
+    @MaxLength(100)
+    last_name?: string;
+
+    @ApiProperty({ enum: GenreType, required: false })
+    @IsOptional()
+    @IsEnum(GenreType)
+    gender?: GenreType;
+
+    @ApiProperty({ example: '2018-06-24', required: false })
+    @ValidateIf(o => o.status !== StatutEnfantType.A_NAITRE)
+    @IsOptional()
+    @IsDateString()
+    birth_date?: string;
+
+    @ApiProperty({ example: '2025-12-15', required: false })
+    @ValidateIf(o => o.status === StatutEnfantType.A_NAITRE)
+    @IsOptional()
+    @IsDateString()
+    due_date?: string;
+
+    @ApiProperty({ example: 'https://monimage.com/photo.jpg', required: false })
+    @IsOptional()
+    @IsString()
+    photo_url?: string;
+
+    @ApiProperty({ default: false })
+    @IsBoolean()
+    consent_photo: boolean;
+
+    @ApiProperty({ required: false })
+    @IsOptional()
+    @IsDateString()
+    consent_photo_at?: string;
+
+    @ApiProperty({ default: false })
+    @IsBoolean()
+    is_multiple: boolean;
+}

backend/src/routes/enfants/dto/enfants_response.dto.ts

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+import { ApiProperty } from '@nestjs/swagger';
+import { GenreType, StatutEnfantType } from 'src/entities/children.entity';
+
+export class EnfantResponseDto {
+  @ApiProperty({ example: 'UUID-enfant' })
+  id: string;
+
+  @ApiProperty({ enum: StatutEnfantType })
+  status: StatutEnfantType;
+
+  @ApiProperty({ example: 'Georges', required: false })
+  first_name?: string;
+
+  @ApiProperty({ example: 'Dupont', required: false })
+  last_name?: string;
+
+  @ApiProperty({ enum: GenreType, required: false })
+  gender?: GenreType;
+
+  @ApiProperty({ example: '2018-06-24', required: false })
+  birth_date?: string;
+
+  @ApiProperty({ example: '2025-12-15', required: false })
+  due_date?: string;
+
+  @ApiProperty({ example: 'https://monimage.com/photo.jpg', required: false })
+  photo_url?: string;
+
+  @ApiProperty({ example: false })
+  consent_photo: boolean;
+
+  @ApiProperty({ example: false })
+  is_multiple: boolean;
+
+  @ApiProperty({ example: 'UUID-parent' })
+  parent_id: string;
+}

backend/src/routes/enfants/dto/update_enfants.dto.ts

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+import { PartialType } from '@nestjs/swagger';
+import { CreateEnfantsDto } from './create_enfants.dto';
+
+export class UpdateEnfantsDto extends PartialType(CreateEnfantsDto) {}

backend/src/routes/enfants/enfants.controller.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { EnfantsController } from './enfants.controller';
+
+describe('EnfantsController', () => {
+  let controller: EnfantsController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [EnfantsController],
+    }).compile();
+
+    controller = module.get<EnfantsController>(EnfantsController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

backend/src/routes/enfants/enfants.controller.ts

@@ -0,0 +1,70 @@
+import {
+  Body,
+  Controller,
+  Delete,
+  Get,
+  Param,
+  ParseUUIDPipe,
+  Patch,
+  Post,
+  UseGuards,
+} from '@nestjs/common';
+import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
+import { EnfantsService } from './enfants.service';
+import { CreateEnfantsDto } from './dto/create_enfants.dto';
+import { UpdateEnfantsDto } from './dto/update_enfants.dto';
+import { RoleType, Users } from 'src/entities/users.entity';
+import { User } from 'src/common/decorators/user.decorator';
+import { AuthGuard } from 'src/common/guards/auth.guard';
+import { Roles } from 'src/common/decorators/roles.decorator';
+import { RolesGuard } from 'src/common/guards/roles.guard';
+
+@ApiBearerAuth('access-token')
+@ApiTags('Enfants')
+@UseGuards(AuthGuard, RolesGuard)
+@Controller('enfants')
+export class EnfantsController {
+  constructor(private readonly enfantsService: EnfantsService) { }
+
+  @Roles(RoleType.PARENT)
+  @Post()
+  create(@Body() dto: CreateEnfantsDto, @User() currentUser: Users) {
+    return this.enfantsService.create(dto, currentUser);
+  }
+
+  @Roles(RoleType.ADMINISTRATEUR, RoleType.GESTIONNAIRE, RoleType.SUPER_ADMIN)
+  @Get()
+  findAll() {
+    return this.enfantsService.findAll();
+  }
+
+  @Roles(
+    RoleType.PARENT,
+    RoleType.ADMINISTRATEUR,
+    RoleType.SUPER_ADMIN,
+    RoleType.GESTIONNAIRE
+  )
+  @Get(':id')
+  findOne(
+    @Param('id', new ParseUUIDPipe()) id: string,
+    @User() currentUser: Users
+  ) {
+    return this.enfantsService.findOne(id, currentUser);
+  }
+
+  @Roles(RoleType.ADMINISTRATEUR, RoleType.SUPER_ADMIN, RoleType.PARENT)
+  @Patch(':id')
+  update(
+    @Param('id', new ParseUUIDPipe()) id: string,
+    @Body() dto: UpdateEnfantsDto,
+    @User() currentUser: Users,
+  ) {
+    return this.enfantsService.update(id, dto, currentUser);
+  }
+
+  @Roles(RoleType.SUPER_ADMIN)
+  @Delete(':id')
+  remove(@Param('id', new ParseUUIDPipe()) id: string) {
+    return this.enfantsService.remove(id);
+  }
+}

backend/src/routes/enfants/enfants.module.ts

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+import { Module } from '@nestjs/common';
+import { EnfantsController } from './enfants.controller';
+import { EnfantsService } from './enfants.service';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { Children } from 'src/entities/children.entity';
+import { Parents } from 'src/entities/parents.entity';
+import { ParentsChildren } from 'src/entities/parents_children.entity';
+import { AuthModule } from '../auth/auth.module';
+
+@Module({
+  imports: [TypeOrmModule.forFeature([Children, Parents, ParentsChildren]),
+    AuthModule
+
+  ],
+  controllers: [EnfantsController],
+  providers: [EnfantsService]
+})
+export class EnfantsModule { }

backend/src/routes/enfants/enfants.service.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { EnfantsService } from './enfants.service';
+
+describe('EnfantsService', () => {
+  let service: EnfantsService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [EnfantsService],
+    }).compile();
+
+    service = module.get<EnfantsService>(EnfantsService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

backend/src/routes/enfants/enfants.service.ts

@@ -0,0 +1,113 @@
+import {
+  BadRequestException,
+  ConflictException,
+  ForbiddenException,
+  Injectable,
+  NotFoundException,
+} from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { Children, StatutEnfantType } from 'src/entities/children.entity';
+import { Parents } from 'src/entities/parents.entity';
+import { ParentsChildren } from 'src/entities/parents_children.entity';
+import { RoleType, Users } from 'src/entities/users.entity';
+import { CreateEnfantsDto } from './dto/create_enfants.dto';
+
+@Injectable()
+export class EnfantsService {
+  constructor(
+    @InjectRepository(Children)
+    private readonly childrenRepository: Repository<Children>,
+    @InjectRepository(Parents)
+    private readonly parentsRepository: Repository<Parents>,
+    @InjectRepository(ParentsChildren)
+    private readonly parentsChildrenRepository: Repository<ParentsChildren>,
+  ) { }
+
+  // Création d’un enfant
+  async create(dto: CreateEnfantsDto, currentUser: Users): Promise<Children> {
+    const parent = await this.parentsRepository.findOne({
+      where: { user_id: currentUser.id },
+    });
+    if (!parent) throw new NotFoundException('Parent introuvable');
+
+    // Vérif métier simple
+    if (dto.status !== StatutEnfantType.A_NAITRE && !dto.birth_date) {
+      throw new BadRequestException('Un enfant actif doit avoir une date de naissance');
+    }
+
+    // Vérif doublon éventuel (ex: même prénom + date de naissance pour ce parent)
+    const exist = await this.childrenRepository.findOne({
+      where: {
+        first_name: dto.first_name,
+        last_name: dto.last_name,
+        birth_date: dto.birth_date ? new Date(dto.birth_date) : undefined,
+      },
+    });
+    if (exist) throw new ConflictException('Cet enfant existe déjà');
+
+    // Création
+    const child = this.childrenRepository.create(dto);
+    await this.childrenRepository.save(child);
+
+    // Lien parent-enfant
+    const parentLink = this.parentsChildrenRepository.create({
+      parentId: parent.user_id,
+      enfantId: child.id,
+    });
+    await this.parentsChildrenRepository.save(parentLink);
+
+    return this.findOne(child.id, currentUser);
+  }
+
+  // Liste des enfants
+  async findAll(): Promise<Children[]> {
+    return this.childrenRepository.find({
+      relations: ['parentLinks'],
+      order: { last_name: 'ASC', first_name: 'ASC' },
+    });
+  }
+
+  // Récupérer un enfant par id
+  async findOne(id: string, currentUser: Users): Promise<Children> {
+    const child = await this.childrenRepository.findOne({
+      where: { id },
+      relations: ['parentLinks'],
+    });
+    if (!child) throw new NotFoundException('Enfant introuvable');
+
+    switch (currentUser.role) {
+      case RoleType.PARENT:
+        if (!child.parentLinks.some(link => link.parentId === currentUser.id)) {
+          throw new ForbiddenException('Cet enfant ne vous appartient pas');
+        }
+        break;
+
+      case RoleType.ADMINISTRATEUR:
+      case RoleType.SUPER_ADMIN:
+      case RoleType.GESTIONNAIRE:
+        // accès complet
+        break;
+
+      default:
+        throw new ForbiddenException('Accès interdit');
+    }
+
+    return child;
+  }
+
+
+  // Mise à jour
+  async update(id: string, dto: Partial<CreateEnfantsDto>, currentUser: Users): Promise<Children> {
+    const child = await this.childrenRepository.findOne({ where: { id } });
+    if (!child) throw new NotFoundException('Enfant introuvable');
+
+    await this.childrenRepository.update(id, dto);
+    return this.findOne(id, currentUser);
+  }
+
+  // Suppression
+  async remove(id: string): Promise<void> {
+    await this.childrenRepository.delete(id);
+  }
+}