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Pull Request — master (#442)
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GetLeaveRequestsOverviewQueryHandler.execute   A

↳ Parent: GetLeaveRequestsOverviewQueryHandler

Complexity

Conditions 1

Size

Total Lines 23
Code Lines 21

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 21
dl 0
loc 23
c 0
b 0
f 0
rs 9.376
cc 1
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import { Inject } from '@nestjs/common';
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import { QueryHandler } from '@nestjs/cqrs';
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import { GetLeaveRequestsOverviewQuery } from './GetLeaveRequestsOverviewQuery';
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import { ILeaveRequestsOverview } from 'src/Domain/HumanResource/Leave/ILeaveRequestsOverview';
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import { IDateUtils } from 'src/Application/IDateUtils';
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import { ILeaveRepository } from 'src/Domain/HumanResource/Leave/Repository/ILeaveRepository';
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@QueryHandler(GetLeaveRequestsOverviewQuery)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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export class GetLeaveRequestsOverviewQueryHandler {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  constructor(

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    @Inject('IDateUtils')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private readonly dateUtils: IDateUtils,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    @Inject('ILeaveRepository')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private readonly leaveRepository: ILeaveRepository

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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  ) {}

            


            
                                                                        
                            
            
                                    
            
            

                
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  public async execute(

            


            
                                                                        
                            
            
                                    
            
            

                
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    query: GetLeaveRequestsOverviewQuery

            


            
                                                                        
                            
            
                                    
            
            

                
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  ): Promise<ILeaveRequestsOverview> {

            


            
                                                                        
                            
            
                                    
            
            

                
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    const [startDate, endDate] = this.dateUtils.getLeaveReferencePeriodDays(

            


            
                                                                        
                            
            
                                    
            
            

                
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      query.date

            


            
                                                                        
                            
            
                                    
            
            

                
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    );

            


            
                                                                        
                            
            
                                    
            
            

                
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    const numDaysPerWeek = this.dateUtils.getWorkedDaysPerWeek();

            


            
                                                                        
                            
            
                                    
            
            

                
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    const numWeeks = this.dateUtils.getNumberOfPaidLeaveWeeks();

            


            
                                                                        
                            
            
                                    
            
            

                
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    const daysPerYear = numWeeks * numDaysPerWeek;

            


            
                                                                        
                            
            
                                    
            
            

                
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    const totalDurationTaken = await this.leaveRepository.getSumOfDurationsBetween(

            


            
                                                                        
                            
            
                                    
            
            

                
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      startDate,

            


            
                                                                        
                            
            
                                    
            
            

                
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      endDate,

            


            
                                                                        
                            
            
                                    
            
            

                
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      query.user

            


            
                                                                        
                            
            
                                    
            
            

                
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    );

            


            
                                                                        
                            
            
                                    
            
            

                
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    const daysTaken = this.dateUtils.getLeaveDurationAsDays(totalDurationTaken);

            


            
                                                                        
                            
            
                                    
            
            

                
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    const daysRemaining = daysPerYear - daysTaken;

            


            
                                                                        
                            
            
                                    
            
            

                
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    return {

            


            
                                                                        
                            
            
                                    
            
            

                
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      daysPerYear,

            


            
                                                                        
                            
            
                                    
            
            

                
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      daysTaken,

            


            
                                                                        
                            
            
                                    
            
            

                
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      daysRemaining

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    };

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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