All files / src/domains/hr/organization team.service.ts

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import {
  Injectable,
  NotFoundException,
  ConflictException,
} from '@nestjs/common';
import { InjectModel } from '@nestjs/mongoose';
import { Model } from 'mongoose';
import { Team, TeamMembership } from './schemas/team.schema';
import { AuditLogService } from '../../../platform/audit/audit-log.service';
import { EventBusService } from '../../../platform/events/event-bus.service';
 
@Injectable()
export class TeamService {
  constructor(
    @InjectModel(Team.name) private readonly teamModel: Model<Team>,
    @InjectModel(TeamMembership.name)
    private readonly membershipModel: Model<TeamMembership>,
    private readonly auditLog: AuditLogService,
    private readonly eventBus: EventBusService,
  ) {}
 
  async create(tenantId: string, data: any, userId: string) {
    const existing = await this.teamModel
      .findOne({ tenantId, teamCode: data.teamCode })
      .exec();
    if (existing)
      throw new ConflictException(`Team code ${data.teamCode} already exists.`);
    const team = await this.teamModel.create({
      ...data,
      tenantId,
      createdBy: userId,
    });
    await this.auditLog.log({
      tenantId,
      userId,
      action: 'CREATE',
      resource: 'Team',
      resourceId: team.id,
      newValues: data,
      moduleName: 'HR',
    });
    await this.eventBus.publish(
      'hr.team.created.v1',
      { tenantId, teamId: team.id },
      tenantId,
    );
    return team;
  }
 
  async findAll(tenantId: string) {
    return this.teamModel
      .find({ tenantId, deletedAt: null })
      .sort({ teamName: 1 })
      .lean()
      .exec();
  }
 
  async findOne(tenantId: string, id: string) {
    const team = await this.teamModel
      .findOne({ tenantId, _id: id, deletedAt: null })
      .lean()
      .exec();
    if (!team) throw new NotFoundException('Team not found');
    return team;
  }
 
  async update(tenantId: string, id: string, data: any, userId: string) {
    const team = await this.teamModel
      .findOne({ tenantId, _id: id, deletedAt: null })
      .exec();
    if (!team) throw new NotFoundException('Team not found');
    Object.assign(team, data, { updatedBy: userId });
    await team.save();
    return team;
  }
 
  async addMember(
    tenantId: string,
    teamId: string,
    employeeId: string,
    role: string = 'Member',
  ) {
    const existing = await this.membershipModel
      .findOne({ tenantId, teamId, employeeId })
      .exec();
    if (existing)
      throw new ConflictException('Employee is already a member of this team.');
    return this.membershipModel.create({ tenantId, teamId, employeeId, role });
  }
 
  async removeMember(tenantId: string, teamId: string, employeeId: string) {
    const result = await this.membershipModel
      .deleteOne({ tenantId, teamId, employeeId })
      .exec();
    if (result.deletedCount === 0)
      throw new NotFoundException('Membership not found');
    return { success: true };
  }
 
  async getMembers(tenantId: string, teamId: string) {
    return this.membershipModel.find({ tenantId, teamId }).lean().exec();
  }
 
  async getEmployeeTeams(tenantId: string, employeeId: string) {
    const memberships = await this.membershipModel
      .find({ tenantId, employeeId })
      .lean()
      .exec();
    const teamIds = memberships.map((m: any) => m.teamId);
    return this.teamModel
      .find({ tenantId, _id: { $in: teamIds } })
      .lean()
      .exec();
  }
}