update first - 84

AINative_OKR_CASAN5/backend/src/app.module.ts

@@ -0,0 +1,23 @@
+import { Module } from '@nestjs/common';
+import { JwtModule } from '@nestjs/jwt';
+import { AuthModule } from './auth/auth.module.js';
+import { KeyResultsModule } from './key-results/key-results.module.js';
+import { ObjectivesModule } from './objectives/objectives.module.js';
+import { PrismaModule } from './prisma/prisma.module.js';
+import { UsersModule } from './users/users.module.js';
+
+@Module({
+  imports: [
+    JwtModule.register({
+      global: true,
+      secret: process.env.JWT_SECRET ?? 'dev-secret-change-me',
+      signOptions: { expiresIn: '2h' },
+    }),
+    PrismaModule,
+    AuthModule,
+    UsersModule,
+    ObjectivesModule,
+    KeyResultsModule,
+  ],
+})
+export class AppModule {}

AINative_OKR_CASAN5/backend/src/auth/auth.controller.ts

@@ -0,0 +1,25 @@
+import { Body, Controller, Inject, Post, Res, ValidationPipe } from '@nestjs/common';
+import type { Response } from 'express';
+import { ok } from '../common/api-response.js';
+import { AuthService } from './auth.service.js';
+import { LoginDto } from './dto/login.dto.js';
+
+@Controller('auth')
+export class AuthController {
+  constructor(@Inject(AuthService) private readonly authService: AuthService) {}
+
+  @Post('login')
+  async login(
+    @Body(new ValidationPipe({ expectedType: LoginDto, whitelist: true, forbidNonWhitelisted: true })) dto: LoginDto,
+    @Res({ passthrough: true }) response: Response,
+  ) {
+    const result = await this.authService.login(dto.username, dto.password);
+    response.cookie('okr_token', result.token, {
+      httpOnly: true,
+      sameSite: 'lax',
+      secure: false,
+      maxAge: 2 * 60 * 60 * 1000,
+    });
+    return ok(result);
+  }
+}

AINative_OKR_CASAN5/backend/src/auth/auth.module.ts

@@ -0,0 +1,11 @@
+import { Module } from '@nestjs/common';
+import { PrismaModule } from '../prisma/prisma.module.js';
+import { AuthController } from './auth.controller.js';
+import { AuthService } from './auth.service.js';
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [AuthController],
+  providers: [AuthService],
+})
+export class AuthModule {}

AINative_OKR_CASAN5/backend/src/auth/auth.service.ts

@@ -0,0 +1,57 @@
+import { Inject, Injectable, UnauthorizedException } from '@nestjs/common';
+import { JwtService } from '@nestjs/jwt';
+import bcrypt from 'bcrypt';
+import { PrismaService } from '../prisma/prisma.service.js';
+
+export interface LoginResult {
+  token: string;
+  user: {
+    id: number;
+    name: string;
+    email: string;
+    username: string;
+    role: string;
+  };
+}
+
+@Injectable()
+export class AuthService {
+  constructor(
+    @Inject(PrismaService) private readonly prisma: PrismaService,
+    @Inject(JwtService) private readonly jwtService: JwtService,
+  ) {}
+
+  async login(usernameOrEmail: string, password: string): Promise<LoginResult> {
+    const user = await this.prisma.user.findFirst({
+      where: {
+        OR: [{ username: usernameOrEmail }, { email: usernameOrEmail }],
+      },
+    });
+    if (user === null) {
+      throw new UnauthorizedException('Invalid credentials');
+    }
+
+    const validPassword = await bcrypt.compare(password, user.passwordHash);
+    if (!validPassword) {
+      throw new UnauthorizedException('Invalid credentials');
+    }
+
+    const token = await this.jwtService.signAsync({
+      sub: user.id,
+      email: user.email,
+      role: user.role,
+      name: user.name,
+    });
+
+    return {
+      token,
+      user: {
+        id: user.id,
+        name: user.name,
+        username: user.username,
+        email: user.email,
+        role: user.role,
+      },
+    };
+  }
+}

AINative_OKR_CASAN5/backend/src/auth/dto/login.dto.ts

@@ -0,0 +1,10 @@
+import { IsString, MinLength } from 'class-validator';
+
+export class LoginDto {
+  @IsString()
+  username!: string;
+
+  @IsString()
+  @MinLength(8)
+  password!: string;
+}

AINative_OKR_CASAN5/backend/src/common/api-response.ts

@@ -0,0 +1,9 @@
+export interface ApiResponse<T> {
+  success: true;
+  data: T;
+  meta?: Record<string, unknown>;
+}
+
+export function ok<T>(data: T, meta?: Record<string, unknown>): ApiResponse<T> {
+  return meta === undefined ? { success: true, data } : { success: true, data, meta };
+}

AINative_OKR_CASAN5/backend/src/common/auth.types.ts

@@ -0,0 +1,14 @@
+import type { Request } from 'express';
+
+export type Role = 'ADMIN' | 'MANAGER' | 'EMPLOYEE';
+
+export interface JwtUser {
+  sub: number;
+  email: string;
+  role: Role;
+  name: string;
+}
+
+export interface AuthenticatedRequest extends Request {
+  user: JwtUser;
+}

AINative_OKR_CASAN5/backend/src/common/current-user.decorator.ts

@@ -0,0 +1,7 @@
+import { createParamDecorator, ExecutionContext } from '@nestjs/common';
+import type { AuthenticatedRequest, JwtUser } from './auth.types.js';
+
+export const CurrentUser = createParamDecorator((_data: unknown, context: ExecutionContext): JwtUser => {
+  const request = context.switchToHttp().getRequest<AuthenticatedRequest>();
+  return request.user;
+});

AINative_OKR_CASAN5/backend/src/common/jwt-auth.guard.ts

@@ -0,0 +1,38 @@
+import { CanActivate, ExecutionContext, Inject, Injectable, UnauthorizedException } from '@nestjs/common';
+import { JwtService } from '@nestjs/jwt';
+import type { Request } from 'express';
+import type { AuthenticatedRequest, JwtUser } from './auth.types.js';
+
+function readCookieToken(request: Request): string | undefined {
+  const header = request.headers.cookie;
+  if (header === undefined) {
+    return undefined;
+  }
+  const tokenPair = header
+    .split(';')
+    .map((part) => part.trim())
+    .find((part) => part.startsWith('okr_token='));
+  return tokenPair?.slice('okr_token='.length);
+}
+
+@Injectable()
+export class JwtAuthGuard implements CanActivate {
+  constructor(@Inject(JwtService) private readonly jwtService: JwtService) {}
+
+  canActivate(context: ExecutionContext): boolean {
+    const request = context.switchToHttp().getRequest<AuthenticatedRequest>();
+    const authHeader = request.headers.authorization;
+    const bearer = authHeader?.startsWith('Bearer ') === true ? authHeader.slice(7) : undefined;
+    const token = bearer ?? readCookieToken(request);
+    if (token === undefined || token.length === 0) {
+      throw new UnauthorizedException('Authentication required');
+    }
+
+    try {
+      request.user = this.jwtService.verify<JwtUser>(token);
+      return true;
+    } catch {
+      throw new UnauthorizedException('Invalid or expired token');
+    }
+  }
+}

AINative_OKR_CASAN5/backend/src/common/roles.decorator.ts

@@ -0,0 +1,5 @@
+import { SetMetadata } from '@nestjs/common';
+import type { Role } from './auth.types.js';
+
+export const ROLES_KEY = 'roles';
+export const Roles = (...roles: Role[]): ReturnType<typeof SetMetadata> => SetMetadata(ROLES_KEY, roles);

AINative_OKR_CASAN5/backend/src/common/roles.guard.ts

@@ -0,0 +1,25 @@
+import { CanActivate, ExecutionContext, ForbiddenException, Inject, Injectable } from '@nestjs/common';
+import { Reflector } from '@nestjs/core';
+import type { AuthenticatedRequest, Role } from './auth.types.js';
+import { ROLES_KEY } from './roles.decorator.js';
+
+@Injectable()
+export class RolesGuard implements CanActivate {
+  constructor(@Inject(Reflector) private readonly reflector: Reflector) {}
+
+  canActivate(context: ExecutionContext): boolean {
+    const roles = this.reflector.getAllAndOverride<Role[]>(ROLES_KEY, [
+      context.getHandler(),
+      context.getClass(),
+    ]);
+    if (roles === undefined || roles.length === 0) {
+      return true;
+    }
+
+    const request = context.switchToHttp().getRequest<AuthenticatedRequest>();
+    if (!roles.includes(request.user.role)) {
+      throw new ForbiddenException('Insufficient role');
+    }
+    return true;
+  }
+}

AINative_OKR_CASAN5/backend/src/key-results/dto/create-key-result.dto.ts

@@ -0,0 +1,26 @@
+import { IsDateString, IsInt, IsNotEmpty, IsPositive, IsString, Max, Min } from 'class-validator';
+
+export class CreateKeyResultDto {
+  @IsInt()
+  @IsPositive()
+  objectiveId!: number;
+
+  @IsString()
+  @IsNotEmpty()
+  title!: string;
+
+  @IsInt()
+  startValue!: number;
+
+  @IsInt()
+  @IsPositive()
+  targetValue!: number;
+
+  @IsInt()
+  @Min(0)
+  @Max(100)
+  progress!: number;
+
+  @IsDateString()
+  deadline!: string;
+}

AINative_OKR_CASAN5/backend/src/key-results/dto/update-progress.dto.ts

@@ -0,0 +1,12 @@
+import { IsInt, IsOptional, IsString, Max, Min } from 'class-validator';
+
+export class UpdateProgressDto {
+  @IsInt()
+  @Min(0)
+  @Max(100)
+  progress!: number;
+
+  @IsString()
+  @IsOptional()
+  comment?: string;
+}

AINative_OKR_CASAN5/backend/src/key-results/key-results.controller.ts

@@ -0,0 +1,39 @@
+import { Body, Controller, Get, Inject, Param, ParseIntPipe, Patch, Post, UseGuards, ValidationPipe } from '@nestjs/common';
+import { ok } from '../common/api-response.js';
+import type { JwtUser } from '../common/auth.types.js';
+import { CurrentUser } from '../common/current-user.decorator.js';
+import { JwtAuthGuard } from '../common/jwt-auth.guard.js';
+import { RolesGuard } from '../common/roles.guard.js';
+import { CreateKeyResultDto } from './dto/create-key-result.dto.js';
+import { UpdateProgressDto } from './dto/update-progress.dto.js';
+import { KeyResultsService } from './key-results.service.js';
+
+@Controller('key-results')
+@UseGuards(JwtAuthGuard, RolesGuard)
+export class KeyResultsController {
+  constructor(@Inject(KeyResultsService) private readonly keyResultsService: KeyResultsService) {}
+
+  @Get(':id')
+  async get(@Param('id', ParseIntPipe) id: number, @CurrentUser() user: JwtUser) {
+    return ok(await this.keyResultsService.getById(id, user));
+  }
+
+  @Post()
+  async create(
+    @Body(new ValidationPipe({ expectedType: CreateKeyResultDto, whitelist: true, forbidNonWhitelisted: true, transform: true }))
+    dto: CreateKeyResultDto,
+    @CurrentUser() user: JwtUser,
+  ) {
+    return ok(await this.keyResultsService.create(dto, user));
+  }
+
+  @Patch(':id/progress')
+  async updateProgress(
+    @Param('id', ParseIntPipe) id: number,
+    @Body(new ValidationPipe({ expectedType: UpdateProgressDto, whitelist: true, forbidNonWhitelisted: true, transform: true }))
+    dto: UpdateProgressDto,
+    @CurrentUser() user: JwtUser,
+  ) {
+    return ok(await this.keyResultsService.updateProgress(id, dto, user));
+  }
+}

AINative_OKR_CASAN5/backend/src/key-results/key-results.module.ts

@@ -0,0 +1,11 @@
+import { Module } from '@nestjs/common';
+import { PrismaModule } from '../prisma/prisma.module.js';
+import { KeyResultsController } from './key-results.controller.js';
+import { KeyResultsService } from './key-results.service.js';
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [KeyResultsController],
+  providers: [KeyResultsService],
+})
+export class KeyResultsModule {}

AINative_OKR_CASAN5/backend/src/key-results/key-results.service.ts

@@ -0,0 +1,101 @@
+import { ForbiddenException, Inject, Injectable, NotFoundException } from '@nestjs/common';
+import { Prisma } from '@prisma/client';
+import type { JwtUser } from '../common/auth.types.js';
+import { PrismaService } from '../prisma/prisma.service.js';
+import type { CreateKeyResultDto } from './dto/create-key-result.dto.js';
+import type { UpdateProgressDto } from './dto/update-progress.dto.js';
+
+const keyResultInclude = {
+  objective: {
+    include: {
+      owner: { select: { id: true, name: true, username: true, email: true, role: true } },
+    },
+  },
+} satisfies Prisma.KeyResultInclude;
+
+export type KeyResultWithObjective = Prisma.KeyResultGetPayload<{ include: typeof keyResultInclude }>;
+
+@Injectable()
+export class KeyResultsService {
+  constructor(@Inject(PrismaService) private readonly prisma: PrismaService) {}
+
+  async getById(id: number, user: JwtUser): Promise<KeyResultWithObjective> {
+    const keyResult = await this.prisma.keyResult.findUnique({ where: { id }, include: keyResultInclude });
+    if (keyResult === null) {
+      throw new NotFoundException('Key result not found');
+    }
+    this.assertCanRead(keyResult.objective.ownerId, user);
+    return keyResult;
+  }
+
+  async create(dto: CreateKeyResultDto, user: JwtUser): Promise<KeyResultWithObjective> {
+    const objective = await this.prisma.objective.findUnique({ where: { id: dto.objectiveId } });
+    if (objective === null) {
+      throw new NotFoundException('Objective not found');
+    }
+    this.assertCanWrite(objective.ownerId, user);
+    const keyResult = await this.prisma.keyResult.create({
+      data: {
+        objectiveId: dto.objectiveId,
+        title: dto.title,
+        progress: dto.progress,
+        startValue: dto.startValue,
+        targetValue: dto.targetValue,
+        deadline: new Date(dto.deadline),
+      },
+      include: keyResultInclude,
+    });
+    await this.recalculateObjectiveStatus(dto.objectiveId);
+    return keyResult;
+  }
+
+  async updateProgress(id: number, dto: UpdateProgressDto, user: JwtUser): Promise<KeyResultWithObjective> {
+    const existing = await this.prisma.keyResult.findUnique({ where: { id }, include: keyResultInclude });
+    if (existing === null) {
+      throw new NotFoundException('Key result not found');
+    }
+    this.assertCanWrite(existing.objective.ownerId, user);
+
+    const updated = await this.prisma.$transaction(async (tx) => {
+      const keyResult = await tx.keyResult.update({
+        where: { id },
+        data: { progress: dto.progress },
+        include: keyResultInclude,
+      });
+      await tx.progressUpdate.create({
+        data: {
+          keyResultId: id,
+          progress: dto.progress,
+          comment: dto.comment,
+          createdById: user.sub,
+        },
+      });
+      return keyResult;
+    });
+    await this.recalculateObjectiveStatus(existing.objectiveId);
+    return updated;
+  }
+
+  private assertCanRead(ownerId: number, user: JwtUser): void {
+    if (user.role === 'EMPLOYEE' && ownerId !== user.sub) {
+      throw new ForbiddenException('Key result belongs to another owner');
+    }
+  }
+
+  private assertCanWrite(ownerId: number, user: JwtUser): void {
+    if (user.role === 'EMPLOYEE' && ownerId !== user.sub) {
+      throw new ForbiddenException('Only the owner can update this key result');
+    }
+  }
+
+  private async recalculateObjectiveStatus(objectiveId: number): Promise<void> {
+    const keyResults = await this.prisma.keyResult.findMany({ where: { objectiveId } });
+    const average =
+      keyResults.length === 0
+        ? 0
+        : Math.round(keyResults.reduce((total, keyResult) => total + keyResult.progress, 0) / keyResults.length);
+    const status =
+      average === 0 ? 'NOT_STARTED' : average >= 100 ? 'COMPLETED' : 'IN_PROGRESS';
+    await this.prisma.objective.update({ where: { id: objectiveId }, data: { status } });
+  }
+}

AINative_OKR_CASAN5/backend/src/main.ts

@@ -0,0 +1,27 @@
+import 'reflect-metadata';
+import { ValidationPipe } from '@nestjs/common';
+import { NestFactory } from '@nestjs/core';
+import { AppModule } from './app.module.js';
+
+async function bootstrap(): Promise<void> {
+  const app = await NestFactory.create(AppModule);
+  app.setGlobalPrefix('api/v1');
+  const allowedOrigins = (process.env.FRONTEND_ORIGIN ?? 'http://localhost:5173,http://127.0.0.1:5173')
+    .split(',')
+    .map((origin) => origin.trim())
+    .filter((origin) => origin.length > 0);
+  app.enableCors({
+    origin: allowedOrigins,
+    credentials: true,
+  });
+  app.useGlobalPipes(
+    new ValidationPipe({
+      whitelist: true,
+      forbidNonWhitelisted: true,
+      transform: true,
+    }),
+  );
+  await app.listen(Number(process.env.PORT ?? 3000));
+}
+
+void bootstrap();

AINative_OKR_CASAN5/backend/src/objectives/dto/create-objective.dto.ts

@@ -0,0 +1,19 @@
+import { IsInt, IsNotEmpty, IsOptional, IsPositive, IsString, Matches } from 'class-validator';
+
+export class CreateObjectiveDto {
+  @IsString()
+  @IsNotEmpty()
+  title!: string;
+
+  @IsString()
+  @IsOptional()
+  description?: string;
+
+  @IsInt()
+  @IsPositive()
+  ownerId!: number;
+
+  @IsString()
+  @Matches(/^Q[1-4]\/\d{4}$/)
+  quarter!: string;
+}

AINative_OKR_CASAN5/backend/src/objectives/objectives.controller.ts

@@ -0,0 +1,34 @@
+import { Body, Controller, Get, Inject, Param, ParseIntPipe, Post, Query, UseGuards, ValidationPipe } from '@nestjs/common';
+import { ok } from '../common/api-response.js';
+import { CurrentUser } from '../common/current-user.decorator.js';
+import type { JwtUser } from '../common/auth.types.js';
+import { JwtAuthGuard } from '../common/jwt-auth.guard.js';
+import { RolesGuard } from '../common/roles.guard.js';
+import { CreateObjectiveDto } from './dto/create-objective.dto.js';
+import { ObjectivesService } from './objectives.service.js';
+
+@Controller('objectives')
+@UseGuards(JwtAuthGuard, RolesGuard)
+export class ObjectivesController {
+  constructor(@Inject(ObjectivesService) private readonly objectivesService: ObjectivesService) {}
+
+  @Get()
+  async list(@CurrentUser() user: JwtUser, @Query('quarter') quarter?: string) {
+    const objectives = await this.objectivesService.list(user, quarter);
+    return ok(objectives, { total: objectives.length });
+  }
+
+  @Get(':id')
+  async get(@Param('id', ParseIntPipe) id: number, @CurrentUser() user: JwtUser) {
+    return ok(await this.objectivesService.getById(id, user));
+  }
+
+  @Post()
+  async create(
+    @Body(new ValidationPipe({ expectedType: CreateObjectiveDto, whitelist: true, forbidNonWhitelisted: true, transform: true }))
+    dto: CreateObjectiveDto,
+    @CurrentUser() user: JwtUser,
+  ) {
+    return ok(await this.objectivesService.create(dto, user));
+  }
+}

AINative_OKR_CASAN5/backend/src/objectives/objectives.module.ts

@@ -0,0 +1,12 @@
+import { Module } from '@nestjs/common';
+import { PrismaModule } from '../prisma/prisma.module.js';
+import { ObjectivesController } from './objectives.controller.js';
+import { ObjectivesService } from './objectives.service.js';
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [ObjectivesController],
+  providers: [ObjectivesService],
+  exports: [ObjectivesService],
+})
+export class ObjectivesModule {}

AINative_OKR_CASAN5/backend/src/objectives/objectives.service.ts

@@ -0,0 +1,69 @@
+import { ForbiddenException, Inject, Injectable, NotFoundException } from '@nestjs/common';
+import { Prisma } from '@prisma/client';
+import type { JwtUser } from '../common/auth.types.js';
+import { PrismaService } from '../prisma/prisma.service.js';
+import type { CreateObjectiveDto } from './dto/create-objective.dto.js';
+
+const objectiveInclude = {
+  owner: { select: { id: true, name: true, username: true, email: true, role: true } },
+  keyResults: { orderBy: { id: 'asc' as const } },
+} satisfies Prisma.ObjectiveInclude;
+
+export type ObjectiveWithRelations = Prisma.ObjectiveGetPayload<{ include: typeof objectiveInclude }>;
+
+function averageProgress(keyResults: { progress: number }[]): number {
+  if (keyResults.length === 0) {
+    return 0;
+  }
+  const total = keyResults.reduce((sum, keyResult) => sum + keyResult.progress, 0);
+  return Math.round(total / keyResults.length);
+}
+
+@Injectable()
+export class ObjectivesService {
+  constructor(@Inject(PrismaService) private readonly prisma: PrismaService) {}
+
+  async list(user: JwtUser, quarter?: string): Promise<ObjectiveWithRelations[]> {
+    const where: Prisma.ObjectiveWhereInput = {
+      ...(quarter === undefined ? {} : { quarter }),
+      ...(user.role === 'EMPLOYEE' ? { ownerId: user.sub } : {}),
+    };
+    return this.prisma.objective.findMany({
+      where,
+      include: objectiveInclude,
+      orderBy: { id: 'asc' },
+    });
+  }
+
+  async getById(id: number, user: JwtUser): Promise<ObjectiveWithRelations & { computedProgress: number }> {
+    const objective = await this.prisma.objective.findUnique({ where: { id }, include: objectiveInclude });
+    if (objective === null) {
+      throw new NotFoundException('Objective not found');
+    }
+    if (user.role === 'EMPLOYEE' && objective.ownerId !== user.sub) {
+      throw new ForbiddenException('Objective belongs to another owner');
+    }
+    return { ...objective, computedProgress: averageProgress(objective.keyResults) };
+  }
+
+  async create(dto: CreateObjectiveDto, user: JwtUser): Promise<ObjectiveWithRelations> {
+    if (user.role === 'EMPLOYEE' && dto.ownerId !== user.sub) {
+      throw new ForbiddenException('Employees can create only their own objectives');
+    }
+    const owner = await this.prisma.user.findUnique({ where: { id: dto.ownerId } });
+    if (owner === null) {
+      throw new NotFoundException('Owner not found');
+    }
+
+    return this.prisma.objective.create({
+      data: {
+        title: dto.title,
+        description: dto.description,
+        ownerId: dto.ownerId,
+        quarter: dto.quarter,
+        status: 'NOT_STARTED',
+      },
+      include: objectiveInclude,
+    });
+  }
+}

AINative_OKR_CASAN5/backend/src/prisma/prisma.module.ts

@@ -0,0 +1,8 @@
+import { Module } from '@nestjs/common';
+import { PrismaService } from './prisma.service.js';
+
+@Module({
+  providers: [PrismaService],
+  exports: [PrismaService],
+})
+export class PrismaModule {}

AINative_OKR_CASAN5/backend/src/prisma/prisma.service.ts

@@ -0,0 +1,13 @@
+import { Injectable, OnModuleDestroy, OnModuleInit } from '@nestjs/common';
+import { PrismaClient } from '@prisma/client';
+
+@Injectable()
+export class PrismaService extends PrismaClient implements OnModuleInit, OnModuleDestroy {
+  async onModuleInit(): Promise<void> {
+    await this.$connect();
+  }
+
+  async onModuleDestroy(): Promise<void> {
+    await this.$disconnect();
+  }
+}

AINative_OKR_CASAN5/backend/src/users/users.controller.ts

@@ -0,0 +1,18 @@
+import { Controller, Get, Inject, UseGuards } from '@nestjs/common';
+import { ok } from '../common/api-response.js';
+import { JwtAuthGuard } from '../common/jwt-auth.guard.js';
+import { Roles } from '../common/roles.decorator.js';
+import { RolesGuard } from '../common/roles.guard.js';
+import { UsersService } from './users.service.js';
+
+@Controller('users')
+@UseGuards(JwtAuthGuard, RolesGuard)
+export class UsersController {
+  constructor(@Inject(UsersService) private readonly usersService: UsersService) {}
+
+  @Get()
+  @Roles('ADMIN', 'MANAGER')
+  async list() {
+    return ok(await this.usersService.listUsers());
+  }
+}

AINative_OKR_CASAN5/backend/src/users/users.module.ts

@@ -0,0 +1,12 @@
+import { Module } from '@nestjs/common';
+import { PrismaModule } from '../prisma/prisma.module.js';
+import { UsersController } from './users.controller.js';
+import { UsersService } from './users.service.js';
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [UsersController],
+  providers: [UsersService],
+  exports: [UsersService],
+})
+export class UsersModule {}

AINative_OKR_CASAN5/backend/src/users/users.service.ts

@@ -0,0 +1,22 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { PrismaService } from '../prisma/prisma.service.js';
+
+export interface PublicUser {
+  id: number;
+  name: string;
+  username: string;
+  email: string;
+  role: string;
+}
+
+@Injectable()
+export class UsersService {
+  constructor(@Inject(PrismaService) private readonly prisma: PrismaService) {}
+
+  async listUsers(): Promise<PublicUser[]> {
+    return this.prisma.user.findMany({
+      orderBy: { id: 'asc' },
+      select: { id: true, name: true, username: true, email: true, role: true },
+    });
+  }
+}