feat: add generated code

backend/prisma/schema.prisma

@@ -0,0 +1,39 @@
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+enum EquipmentStatus {
+  Active
+  Repair
+  Reserve
+  WriteOff
+}
+
+model Equipment {
+  id               String                  @id @default(uuid())
+  name             String
+  serialNumber     String                  @unique
+  dateOfInspection DateTime?               @db.Date
+  commissionedAt   DateTime?               @db.Date
+  status           EquipmentStatus         @default(Active)
+  statusChanges    ChangeEquipmentStatus[]
+  createdAt        DateTime                @default(now())
+  updatedAt        DateTime                @updatedAt
+}
+
+model ChangeEquipmentStatus {
+  id          String          @id @default(uuid())
+  equipment   Equipment       @relation(fields: [equipmentId], references: [id])
+  equipmentId String
+  newStatus   EquipmentStatus
+  number      String?
+  date        DateTime        @db.Date
+  responsible String?
+  createdAt   DateTime        @default(now())
+  updatedAt   DateTime        @updatedAt
+}

backend/src/app.module.ts

@@ -0,0 +1,15 @@
+import { Module } from '@nestjs/common';
+import { AuthModule } from './auth/auth.module';
+import { EquipmentModule } from './equipment/equipment.module';
+import { ChangeEquipmentStatusModule } from './change-equipment-status/change-equipment-status.module';
+import { PrismaService } from './prisma/prisma.service';
+
+@Module({
+  imports: [
+    AuthModule,
+    EquipmentModule,
+    ChangeEquipmentStatusModule,
+  ],
+  providers: [PrismaService],
+})
+export class AppModule {}

backend/src/change-equipment-status/change-equipment-status.controller.ts

@@ -0,0 +1,85 @@
+import { Controller, Get, Post, Body, Patch, Param, Delete, Query, UseGuards } from '@nestjs/common';
+import { ApiBearerAuth, ApiTags, ApiParam, ApiQuery } from '@nestjs/swagger';
+import { ChangeEquipmentStatusService } from './change-equipment-status.service';
+import { CreateChangeEquipmentStatusDto } from './dto/create-change-equipment-status.dto';
+import { UpdateChangeEquipmentStatusDto } from './dto/update-change-equipment-status.dto';
+import { JwtAuthGuard } from '../auth/jwt-auth.guard';
+import { EquipmentStatus } from '@prisma/client';
+
+const parseJson = <T>(value?: string): T | undefined => {
+  if (!value) return undefined;
+  try { return JSON.parse(value) as T; } catch { return undefined; }
+};
+
+@ApiTags('change-equipment-status')
+@ApiBearerAuth()
+@UseGuards(JwtAuthGuard)
+@Controller('change-equipment-status')
+export class ChangeEquipmentStatusController {
+  constructor(private readonly changeEquipmentStatusService: ChangeEquipmentStatusService) {}
+
+  @Get()
+  findAll(
+    @Query('skip') skip?: string,
+    @Query('take') take?: string,
+    @Query('orderBy') orderBy?: string,
+    @Query('where') where?: string,
+  ) {
+    return this.changeEquipmentStatusService.findAll({
+      skip: skip ? Number(skip) : 0,
+      take: take ? Number(take) : 25,
+      orderBy: parseJson(orderBy),
+      where: parseJson(where),
+    });
+  }
+
+  @Get(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор документа изменения статуса' })
+  findOne(@Param('id') id: string) {
+    return this.changeEquipmentStatusService.findOne({ id });
+  }
+
+  // Special endpoint for composite key lookup (equipmentId + newStatus)
+  @Get('by-composite/:equipmentId/:newStatus')
+  @ApiParam({ name: 'equipmentId', type: String, description: 'Оборудование' })
+  @ApiParam({ name: 'newStatus', enum: EquipmentStatus, enumName: 'EquipmentStatus', description: 'Новый статус' })
+  findByCompositeKey(
+    @Param('equipmentId') equipmentId: string,
+    @Param('newStatus') newStatus: EquipmentStatus,
+  ) {
+    return this.changeEquipmentStatusService.findByCompositeKey(equipmentId, newStatus);
+  }
+
+  @Post()
+  create(@Body() dto: CreateChangeEquipmentStatusDto) {
+    return this.changeEquipmentStatusService.create(dto);
+  }
+
+  @Patch(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор документа изменения статуса' })
+  update(@Param('id') id: string, @Body() dto: UpdateChangeEquipmentStatusDto) {
+    return this.changeEquipmentStatusService.update({ where: { id }, data: dto });
+  }
+
+  @Delete(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор документа изменения статуса' })
+  remove(@Param('id') id: string) {
+    return this.changeEquipmentStatusService.remove({ id });
+  }
+
+  // Special endpoint for composite key deletion (equipmentId + newStatus)
+  @Delete('by-composite/:equipmentId/:newStatus')
+  @ApiParam({ name: 'equipmentId', type: String, description: 'Оборудование' })
+  @ApiParam({ name: 'newStatus', enum: EquipmentStatus, enumName: 'EquipmentStatus', description: 'Новый статус' })
+  removeByCompositeKey(
+    @Param('equipmentId') equipmentId: string,
+    @Param('newStatus') newStatus: EquipmentStatus,
+  ) {
+    return this.changeEquipmentStatusService.findByCompositeKey(equipmentId, newStatus).then(doc => {
+      if (doc) {
+        return this.changeEquipmentStatusService.remove({ id: doc.id });
+      }
+      return null;
+    });
+  }
+}

backend/src/change-equipment-status/change-equipment-status.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { ChangeEquipmentStatusService } from './change-equipment-status.service';
+import { ChangeEquipmentStatusController } from './change-equipment-status.controller';
+import { PrismaService } from '../prisma/prisma.service';
+
+@Module({
+  controllers: [ChangeEquipmentStatusController],
+  providers: [ChangeEquipmentStatusService, PrismaService],
+})
+export class ChangeEquipmentStatusModule {}

backend/src/change-equipment-status/change-equipment-status.service.ts

@@ -0,0 +1,67 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service';
+import { ChangeEquipmentStatus, Prisma } from '@prisma/client';
+
+@Injectable()
+export class ChangeEquipmentStatusService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(params: {
+    skip?: number;
+    take?: number;
+    where?: Prisma.ChangeEquipmentStatusWhereInput;
+    orderBy?: Prisma.ChangeEquipmentStatusOrderByWithRelationInput;
+  }): Promise<{ data: ChangeEquipmentStatus[]; total: number }> {
+    const { skip, take, where, orderBy } = params;
+    const [data, total] = await this.prisma.$transaction([
+      this.prisma.changeEquipmentStatus.findMany({ 
+        skip, 
+        take, 
+        where, 
+        orderBy,
+        include: {
+          equipment: true,
+        },
+      }),
+      this.prisma.changeEquipmentStatus.count({ where }),
+    ]);
+    return { data, total };
+  }
+
+  async findOne(where: Prisma.ChangeEquipmentStatusWhereUniqueInput): Promise<ChangeEquipmentStatus | null> {
+    return this.prisma.changeEquipmentStatus.findUnique({ 
+      where,
+      include: {
+        equipment: true,
+      },
+    });
+  }
+
+  async create(data: Prisma.ChangeEquipmentStatusCreateInput): Promise<ChangeEquipmentStatus> {
+    return this.prisma.changeEquipmentStatus.create({ data });
+  }
+
+  async update(params: {
+    where: Prisma.ChangeEquipmentStatusWhereUniqueInput;
+    data: Prisma.ChangeEquipmentStatusUpdateInput;
+  }): Promise<ChangeEquipmentStatus> {
+    return this.prisma.changeEquipmentStatus.update(params);
+  }
+
+  async remove(where: Prisma.ChangeEquipmentStatusWhereUniqueInput): Promise<ChangeEquipmentStatus> {
+    return this.prisma.changeEquipmentStatus.delete({ where });
+  }
+
+  // Special method to find by composite key (equipmentId + newStatus)
+  async findByCompositeKey(equipmentId: string, newStatus: EquipmentStatus): Promise<ChangeEquipmentStatus | null> {
+    return this.prisma.changeEquipmentStatus.findFirst({
+      where: {
+        equipmentId,
+        newStatus,
+      },
+      include: {
+        equipment: true,
+      },
+    });
+  }
+}

backend/src/change-equipment-status/dto/create-change-equipment-status.dto.ts

@@ -0,0 +1,46 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
+import { IsString, IsNotEmpty, IsEnum, IsISO8601, IsOptional } from 'class-validator';
+import { EquipmentStatus } from '@prisma/client';
+
+export class CreateChangeEquipmentStatusDto {
+  @ApiProperty({ description: 'Оборудование' })
+  @IsString()
+  @IsNotEmpty()
+  equipmentId: string;
+
+  @ApiProperty({ 
+    enum: EquipmentStatus, 
+    enumName: 'EquipmentStatus',
+    description: 'Новый статус'
+  })
+  @IsEnum(EquipmentStatus)
+  @IsNotEmpty()
+  newStatus: EquipmentStatus;
+
+  @ApiProperty({ 
+    description: 'Номер',
+    required: false
+  })
+  @IsString()
+  @IsOptional()
+  number?: string;
+
+  @ApiProperty({ 
+    description: 'Дата изменения статуса',
+    type: String,
+    format: 'date'
+  })
+  @IsISO8601()
+  @Type(() => Date)
+  @IsNotEmpty()
+  date: Date;
+
+  @ApiProperty({ 
+    description: 'Ответственный',
+    required: false
+  })
+  @IsString()
+  @IsOptional()
+  responsible?: string;
+}

backend/src/change-equipment-status/dto/update-change-equipment-status.dto.ts

@@ -0,0 +1,4 @@
+import { PartialType } from '@nestjs/mapped-types';
+import { CreateChangeEquipmentStatusDto } from './create-change-equipment-status.dto';
+
+export class UpdateChangeEquipmentStatusDto extends PartialType(CreateChangeEquipmentStatusDto) {}

backend/src/equipment/dto/create-equipment.dto.ts

@@ -0,0 +1,48 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
+import { IsString, IsNotEmpty, IsEnum, IsISO8601, IsOptional } from 'class-validator';
+import { EquipmentStatus } from '@prisma/client';
+
+export class CreateEquipmentDto {
+  @ApiProperty({ description: 'Название оборудования' })
+  @IsString()
+  @IsNotEmpty()
+  name: string;
+
+  @ApiProperty({ description: 'Заводской (серийный) номер' })
+  @IsString()
+  @IsNotEmpty()
+  serialNumber: string;
+
+  @ApiProperty({ 
+    description: 'Дата поверки',
+    required: false,
+    type: String,
+    format: 'date'
+  })
+  @IsISO8601()
+  @Type(() => Date)
+  @IsOptional()
+  dateOfInspection?: Date;
+
+  @ApiProperty({ 
+    description: 'Дата изготовления',
+    required: false,
+    type: String,
+    format: 'date'
+  })
+  @IsISO8601()
+  @Type(() => Date)
+  @IsOptional()
+  commissionedAt?: Date;
+
+  @ApiProperty({ 
+    enum: EquipmentStatus, 
+    enumName: 'EquipmentStatus',
+    description: 'Текущий статус',
+    required: false
+  })
+  @IsEnum(EquipmentStatus)
+  @IsOptional()
+  status?: EquipmentStatus;
+}

backend/src/equipment/dto/update-equipment.dto.ts

@@ -0,0 +1,4 @@
+import { PartialType } from '@nestjs/mapped-types';
+import { CreateEquipmentDto } from './create-equipment.dto';
+
+export class UpdateEquipmentDto extends PartialType(CreateEquipmentDto) {}

backend/src/equipment/equipment.controller.ts

@@ -0,0 +1,57 @@
+import { Controller, Get, Post, Body, Patch, Param, Delete, Query, UseGuards } from '@nestjs/common';
+import { ApiBearerAuth, ApiTags, ApiParam, ApiQuery } from '@nestjs/swagger';
+import { EquipmentService } from './equipment.service';
+import { CreateEquipmentDto } from './dto/create-equipment.dto';
+import { UpdateEquipmentDto } from './dto/update-equipment.dto';
+import { JwtAuthGuard } from '../auth/jwt-auth.guard';
+
+const parseJson = <T>(value?: string): T | undefined => {
+  if (!value) return undefined;
+  try { return JSON.parse(value) as T; } catch { return undefined; }
+};
+
+@ApiTags('equipment')
+@ApiBearerAuth()
+@UseGuards(JwtAuthGuard)
+@Controller('equipment')
+export class EquipmentController {
+  constructor(private readonly equipmentService: EquipmentService) {}
+
+  @Get()
+  findAll(
+    @Query('skip') skip?: string,
+    @Query('take') take?: string,
+    @Query('orderBy') orderBy?: string,
+    @Query('where') where?: string,
+  ) {
+    return this.equipmentService.findAll({
+      skip: skip ? Number(skip) : 0,
+      take: take ? Number(take) : 25,
+      orderBy: parseJson(orderBy),
+      where: parseJson(where),
+    });
+  }
+
+  @Get(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор оборудования' })
+  findOne(@Param('id') id: string) {
+    return this.equipmentService.findOne({ id });
+  }
+
+  @Post()
+  create(@Body() dto: CreateEquipmentDto) {
+    return this.equipmentService.create(dto);
+  }
+
+  @Patch(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор оборудования' })
+  update(@Param('id') id: string, @Body() dto: UpdateEquipmentDto) {
+    return this.equipmentService.update({ where: { id }, data: dto });
+  }
+
+  @Delete(':id')
+  @ApiParam({ name: 'id', type: String, description: 'Идентификатор оборудования' })
+  remove(@Param('id') id: string) {
+    return this.equipmentService.remove({ id });
+  }
+}

backend/src/equipment/equipment.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { EquipmentService } from './equipment.service';
+import { EquipmentController } from './equipment.controller';
+import { PrismaService } from '../prisma/prisma.service';
+
+@Module({
+  controllers: [EquipmentController],
+  providers: [EquipmentService, PrismaService],
+})
+export class EquipmentModule {}

backend/src/equipment/equipment.service.ts

@@ -0,0 +1,54 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service';
+import { Equipment, Prisma } from '@prisma/client';
+
+@Injectable()
+export class EquipmentService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(params: {
+    skip?: number;
+    take?: number;
+    where?: Prisma.EquipmentWhereInput;
+    orderBy?: Prisma.EquipmentOrderByWithRelationInput;
+  }): Promise<{ data: Equipment[]; total: number }> {
+    const { skip, take, where, orderBy } = params;
+    const [data, total] = await this.prisma.$transaction([
+      this.prisma.equipment.findMany({ 
+        skip, 
+        take, 
+        where, 
+        orderBy,
+        include: {
+          statusChanges: true,
+        },
+      }),
+      this.prisma.equipment.count({ where }),
+    ]);
+    return { data, total };
+  }
+
+  async findOne(where: Prisma.EquipmentWhereUniqueInput): Promise<Equipment | null> {
+    return this.prisma.equipment.findUnique({ 
+      where,
+      include: {
+        statusChanges: true,
+      },
+    });
+  }
+
+  async create(data: Prisma.EquipmentCreateInput): Promise<Equipment> {
+    return this.prisma.equipment.create({ data });
+  }
+
+  async update(params: {
+    where: Prisma.EquipmentWhereUniqueInput;
+    data: Prisma.EquipmentUpdateInput;
+  }): Promise<Equipment> {
+    return this.prisma.equipment.update(params);
+  }
+
+  async remove(where: Prisma.EquipmentWhereUniqueInput): Promise<Equipment> {
+    return this.prisma.equipment.delete({ where });
+  }
+}