big day behind me

HanyadikHetVan/Services/HanyadikHetVanEntityService.cs

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+using AutoMapper;
+using HanyadikHetVan.Data;
+using HanyadikHetVan.Data.Entities;
+using HanyadikHetVan.DTO;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace HanyadikHetVan.Services
+{
+    public class HanyadikHetVanEntityService
+    {
+        private readonly ApplicationDbContext _dbContext;
+        private readonly IMapper _mapper;
+
+        public HanyadikHetVanEntityService(ApplicationDbContext dbContext, IMapper mapper)
+        {
+            _dbContext = dbContext ?? throw new ArgumentNullException(nameof(dbContext));
+            _mapper = mapper ?? throw new ArgumentNullException(nameof(mapper));
+        }
+
+        public async Task<int> GetDefaultWeek()
+        {
+            var latest = await _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).LastAsync();
+            var latestDto = _mapper.Map<WeeklyTimeSpan, WeeklyTimeSpanDTO>(latest);
+            return latestDto.CurrentWeek;
+        }
+
+        public async Task<int> GetWeekById(int weeklytimespanId)
+        {
+            var wts = await _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).Where(x => x.Id == weeklytimespanId).FirstOrDefaultAsync();
+            var wtsDto = _mapper.Map<WeeklyTimeSpan, WeeklyTimeSpanDTO>(wts);
+            return wtsDto.CurrentWeek;
+        }
+    }
+}