All files / src/domains/hr/leave/dashboard dashboard.service.ts

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import { Injectable } from '@nestjs/common';
import { InjectModel } from '@nestjs/mongoose';
import { Model } from 'mongoose';
import {
  LeaveRequest,
  EmployeeLeaveAccount,
  CompOffEarning,
  LeaveDailyMetrics,
} from '../schemas';
 
@Injectable()
export class DashboardService {
  constructor(
    @InjectModel(LeaveRequest.name) private requestModel: Model<LeaveRequest>,
    @InjectModel(EmployeeLeaveAccount.name)
    private accountModel: Model<EmployeeLeaveAccount>,
    @InjectModel(CompOffEarning.name)
    private compOffModel: Model<CompOffEarning>,
    @InjectModel(LeaveDailyMetrics.name)
    private metricsModel: Model<LeaveDailyMetrics>,
  ) {}
 
  async getMySummary(tenantId: string, employeeId: string) {
    const activeLeaves = await this.requestModel.countDocuments({
      tenantId,
      employeeId,
      status: 'approved',
    });
    const pending = await this.requestModel.countDocuments({
      tenantId,
      employeeId,
      status: 'pending_approval',
    });
    return { activeLeaves, pendingApprovals: pending };
  }
 
  async getMyBalances(
    tenantId: string,
    employeeId: string,
    leavePeriodId: string,
  ) {
    return this.accountModel
      .find({ tenantId, employeeId, leavePeriodId })
      .exec();
  }
 
  async getTeamSummary(tenantId: string, managerId: string) {
    // In real app, resolve team members from direct reports hierarchy
    const teamPending = await this.requestModel.countDocuments({
      tenantId,
      status: 'pending_approval',
    });
    return { pendingCount: teamPending };
  }
 
  async getHRSummary(tenantId: string) {
    const today = new Date().toISOString().split('T')[0];
    const leavesToday = await this.requestModel.countDocuments({
      tenantId,
      status: 'approved',
      startDate: { $lte: today },
      endDate: { $gte: today },
    });
    const pending = await this.requestModel.countDocuments({
      tenantId,
      status: 'pending_approval',
    });
    return { onLeaveToday: leavesToday, pendingApprovals: pending };
  }
}