All files / src/domains/projects/services resource-planning.service.ts

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import { Injectable, Logger } from '@nestjs/common';
import { InjectModel } from '@nestjs/mongoose';
import { Model, Types } from 'mongoose';
import { ResourceAllocation } from '../schemas/resource-allocation.schema';
 
@Injectable()
export class ResourcePlanningService {
  private readonly logger = new Logger(ResourcePlanningService.name);
 
  constructor(
    @InjectModel(ResourceAllocation.name)
    private readonly allocationModel: Model<ResourceAllocation>,
  ) {}
 
  async allocate(tenantId: string, data: any): Promise<any> {
    const allocation = new this.allocationModel({ ...data, tenantId });
    return allocation.save();
  }
 
  async getEmployeeWorkload(
    tenantId: string,
    employeeId: string,
    date: Date,
  ): Promise<any> {
    const allocations = await this.allocationModel
      .find({
        tenantId,
        employeeId,
        startDate: { $lte: date },
        endDate: { $gte: date },
      })
      .exec();
 
    const totalAllocation = allocations.reduce(
      (acc, curr) => acc + curr.allocationPercentage,
      0,
    );
    return {
      employeeId,
      date,
      totalAllocation,
      isOverallocated: totalAllocation > 100,
    };
  }
}