using HanyadikHetVan.Data;
using HanyadikHetVan.Data.Entities;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace HanyadikHetVan.Services
{
    public class WeeklyTimeSpanService
    {
        private readonly ApplicationDbContext _dbContext;

        public WeeklyTimeSpanService(ApplicationDbContext dbContext)
        {
            _dbContext = dbContext ?? throw new ArgumentNullException(nameof(dbContext));
        }

        public IEnumerable<WeeklyTimeSpan> GetAllWeeklyTimeSpans()
        {
            return _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).ToList();
        }

        public WeeklyTimeSpan GetWeeklyTimeSpan(int weeklytimespanId)
        {
            return _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).Where(x => x.Id == weeklytimespanId).FirstOrDefault();
        }

        public ICollection<Pause> GetPausesOfWeeklyTimeSpan(int weeklytimespanId)
        {
            return _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).Where(x => x.Id == weeklytimespanId).FirstOrDefault().Pauses;
        }

        public IEnumerable<WeeklyTimeSpan> GetWeeklyTimeSpanByStartdate(DateTime startTime)
        {
            return _dbContext.WeeklyTimeSpans.Include(x => x.Pauses).Where(x => x.Startdate.Date.Equals(startTime.Date)).ToList();
        }

        public async Task<WeeklyTimeSpan> AddWeeklyTimeSpan(WeeklyTimeSpan weeklytimespan)
        {
            var obj = await _dbContext.WeeklyTimeSpans.AddAsync(weeklytimespan);
            _dbContext.SaveChanges();
            return obj.Entity;
        }

        public bool DeleteWeeklyTimeSpan(int weeklytimespanId)
        {
            try
            {
                var item = _dbContext.WeeklyTimeSpans.Where(x => x.Id == weeklytimespanId).FirstOrDefault();
                _dbContext.WeeklyTimeSpans.Remove(item);
                _dbContext.SaveChanges();
                return true;
            }
            catch (Exception)
            {
                return false;
            }
        }

        public bool UpdateWeeklyTimeSpan(WeeklyTimeSpan weeklytimespan)
        {
            try
            {
                var DataList = _dbContext.WeeklyTimeSpans.ToList();
                foreach (var item in DataList)
                {
                    _dbContext.WeeklyTimeSpans.Update(item);
                    _dbContext.SaveChanges();
                }
                return true;
            }
            catch (Exception)
            {
                return true;
            }
        }
    }
}