feat(backend): Inventar (Modul 24)

EquipmentModule (GET/POST /equipment, GET/PATCH /equipment/:id) fuer
Ausruestungsgegenstaende (Inventarnummer, Bezeichnung, Hersteller,
Kaufdatum, Zustand, Standort, Wartungsdatum). Neues Prisma-Modell
Equipment (Migration equipment).

ApiCore-Backend/src/app.module.ts

@@ -24,6 +24,7 @@ import { ExportModule } from './export/export.module';
 import { QrModule } from './qr/qr.module';
 import { ProductsModule } from './products/products.module';
 import { BottlingModule } from './bottling/bottling.module';
+import { EquipmentModule } from './equipment/equipment.module';
 import { JwtAuthGuard } from './auth/guards/jwt-auth.guard';
 import { RolesGuard } from './auth/guards/roles.guard';
 
@@ -53,6 +54,7 @@ import { RolesGuard } from './auth/guards/roles.guard';
     QrModule,
     ProductsModule,
     BottlingModule,
+    EquipmentModule,
   ],
   controllers: [],
   providers: [

ApiCore-Backend/src/equipment/dto/create-equipment.dto.ts

@@ -0,0 +1,32 @@
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { IsDateString, IsOptional, IsString } from 'class-validator';
+
+export class CreateEquipmentDto {
+  @ApiProperty()
+  @IsString()
+  inventoryNumber!: string;
+
+  @ApiProperty()
+  @IsString()
+  name!: string;
+
+  @ApiPropertyOptional()
+  @IsOptional()
+  @IsString()
+  manufacturer?: string;
+
+  @ApiPropertyOptional()
+  @IsOptional()
+  @IsDateString()
+  purchaseDate?: string;
+
+  @ApiPropertyOptional()
+  @IsOptional()
+  @IsString()
+  location?: string;
+
+  @ApiPropertyOptional()
+  @IsOptional()
+  @IsDateString()
+  maintenanceDate?: string;
+}

ApiCore-Backend/src/equipment/dto/update-equipment.dto.ts

@@ -0,0 +1,11 @@
+import { ApiPropertyOptional, PartialType } from '@nestjs/swagger';
+import { IsEnum, IsOptional } from 'class-validator';
+import { EquipmentCondition } from '../../../generated/prisma';
+import { CreateEquipmentDto } from './create-equipment.dto';
+
+export class UpdateEquipmentDto extends PartialType(CreateEquipmentDto) {
+  @ApiPropertyOptional({ enum: EquipmentCondition })
+  @IsOptional()
+  @IsEnum(EquipmentCondition)
+  condition?: EquipmentCondition;
+}

ApiCore-Backend/src/equipment/equipment.controller.ts

@@ -0,0 +1,53 @@
+import {
+  Body,
+  Controller,
+  Get,
+  Param,
+  Patch,
+  Post,
+  Query,
+} from '@nestjs/common';
+import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
+import { EquipmentCondition, Role } from '../../generated/prisma';
+import { Roles } from '../auth/decorators/roles.decorator';
+import { CurrentUser } from '../auth/decorators/current-user.decorator';
+import type { AuthenticatedUser } from '../auth/types/authenticated-user';
+import { CreateEquipmentDto } from './dto/create-equipment.dto';
+import { UpdateEquipmentDto } from './dto/update-equipment.dto';
+import { EquipmentService } from './equipment.service';
+
+@ApiTags('equipment')
+@ApiBearerAuth()
+@Controller('equipment')
+export class EquipmentController {
+  constructor(private readonly equipmentService: EquipmentService) {}
+
+  @Get()
+  findAll(@Query('condition') condition?: EquipmentCondition) {
+    return this.equipmentService.findAll({ condition });
+  }
+
+  @Get(':id')
+  findOne(@Param('id') id: string) {
+    return this.equipmentService.findById(id);
+  }
+
+  @Roles(Role.ADMIN, Role.BEEKEEPER)
+  @Post()
+  create(
+    @Body() dto: CreateEquipmentDto,
+    @CurrentUser() actor: AuthenticatedUser,
+  ) {
+    return this.equipmentService.create(dto, actor.id);
+  }
+
+  @Roles(Role.ADMIN, Role.BEEKEEPER)
+  @Patch(':id')
+  update(
+    @Param('id') id: string,
+    @Body() dto: UpdateEquipmentDto,
+    @CurrentUser() actor: AuthenticatedUser,
+  ) {
+    return this.equipmentService.update(id, dto, actor.id);
+  }
+}

ApiCore-Backend/src/equipment/equipment.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { EquipmentController } from './equipment.controller';
+import { EquipmentService } from './equipment.service';
+
+@Module({
+  controllers: [EquipmentController],
+  providers: [EquipmentService],
+})
+export class EquipmentModule {}

ApiCore-Backend/src/equipment/equipment.service.spec.ts

@@ -0,0 +1,81 @@
+import { NotFoundException } from '@nestjs/common';
+import { EquipmentService } from './equipment.service';
+import { PrismaService } from '../prisma/prisma.service';
+import { AuditLogService } from '../audit/audit-log.service';
+
+describe('EquipmentService', () => {
+  let service: EquipmentService;
+  let prisma: {
+    equipment: {
+      findMany: jest.Mock;
+      findUnique: jest.Mock;
+      create: jest.Mock;
+      update: jest.Mock;
+    };
+  };
+  let auditLog: { record: jest.Mock };
+
+  beforeEach(() => {
+    prisma = {
+      equipment: {
+        findMany: jest.fn(),
+        findUnique: jest.fn(),
+        create: jest.fn(),
+        update: jest.fn(),
+      },
+    };
+    auditLog = { record: jest.fn() };
+    service = new EquipmentService(
+      prisma as unknown as PrismaService,
+      auditLog as unknown as AuditLogService,
+    );
+  });
+
+  it('creates equipment and records an audit log entry', async () => {
+    const created = {
+      id: 'e1',
+      inventoryNumber: 'INV-1',
+      name: 'Honigschleuder',
+    };
+    prisma.equipment.create.mockResolvedValueOnce(created);
+
+    const result = await service.create(
+      { inventoryNumber: 'INV-1', name: 'Honigschleuder' },
+      'user-1',
+    );
+
+    expect(result).toEqual(created);
+    expect(auditLog.record).toHaveBeenCalledWith(
+      expect.objectContaining({ entityType: 'Equipment', action: 'CREATE' }),
+    );
+  });
+
+  it('throws NotFoundException when equipment does not exist', async () => {
+    prisma.equipment.findUnique.mockResolvedValueOnce(null);
+    await expect(service.findById('missing')).rejects.toBeInstanceOf(
+      NotFoundException,
+    );
+  });
+
+  it('updates equipment condition and records before/after audit data', async () => {
+    const before = { id: 'e1', condition: 'GOOD' };
+    const after = { id: 'e1', condition: 'WORN' };
+    prisma.equipment.findUnique.mockResolvedValueOnce(before);
+    prisma.equipment.update.mockResolvedValueOnce(after);
+
+    const result = await service.update(
+      'e1',
+      { condition: 'WORN' } as never,
+      'user-1',
+    );
+
+    expect(result).toEqual(after);
+    expect(auditLog.record).toHaveBeenCalledWith(
+      expect.objectContaining({
+        action: 'UPDATE',
+        beforeData: before,
+        afterData: after,
+      }),
+    );
+  });
+});

ApiCore-Backend/src/equipment/equipment.service.ts

@@ -0,0 +1,69 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service';
+import { AuditLogService } from '../audit/audit-log.service';
+import { Equipment, EquipmentCondition } from '../../generated/prisma';
+import { CreateEquipmentDto } from './dto/create-equipment.dto';
+import { UpdateEquipmentDto } from './dto/update-equipment.dto';
+
+export interface EquipmentFilter {
+  condition?: EquipmentCondition;
+}
+
+@Injectable()
+export class EquipmentService {
+  constructor(
+    private readonly prisma: PrismaService,
+    private readonly auditLog: AuditLogService,
+  ) {}
+
+  async findAll(filter: EquipmentFilter = {}): Promise<Equipment[]> {
+    return this.prisma.equipment.findMany({
+      where: { condition: filter.condition },
+      orderBy: { name: 'asc' },
+    });
+  }
+
+  async findById(id: string): Promise<Equipment> {
+    const equipment = await this.prisma.equipment.findUnique({ where: { id } });
+    if (!equipment) {
+      throw new NotFoundException('Equipment not found');
+    }
+    return equipment;
+  }
+
+  async create(
+    dto: CreateEquipmentDto,
+    actingUserId: string,
+  ): Promise<Equipment> {
+    const equipment = await this.prisma.equipment.create({ data: { ...dto } });
+    await this.auditLog.record({
+      entityType: 'Equipment',
+      entityId: equipment.id,
+      action: 'CREATE',
+      userId: actingUserId,
+      afterData: equipment,
+    });
+    return equipment;
+  }
+
+  async update(
+    id: string,
+    dto: UpdateEquipmentDto,
+    actingUserId: string,
+  ): Promise<Equipment> {
+    const before = await this.findById(id);
+    const equipment = await this.prisma.equipment.update({
+      where: { id },
+      data: { ...dto },
+    });
+    await this.auditLog.record({
+      entityType: 'Equipment',
+      entityId: id,
+      action: 'UPDATE',
+      userId: actingUserId,
+      beforeData: before,
+      afterData: equipment,
+    });
+    return equipment;
+  }
+}