using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using _0_Framework.Application;
using _0_Framework.InfraStructure;
using Company.Domain.RewardAgg;
using CompanyManagment.App.Contracts.Reward;
using Microsoft.EntityFrameworkCore;
using SharpCompress.Compressors.Xz;

namespace CompanyManagment.EFCore.Repository;

public class RewardRepository : RepositoryBase<long, Reward>, IRewardRepository
{
	private readonly CompanyContext _companyContext;
	public RewardRepository(CompanyContext companyContext) : base(companyContext)
	{
		_companyContext = companyContext;
	}

	public List<RewardViewModel> GetSearchList(RewardSearchModel searchViewModel)
	{
		var query = _companyContext.Rewards.Where(x => x.WorkshopId == searchViewModel.WorkshopId && x.IsActive == IsActive.True);

		if (searchViewModel.EmployeeId != 0)
			query = query.Where(x => x.EmployeeId == searchViewModel.EmployeeId);
		if (!string.IsNullOrWhiteSpace(searchViewModel.StartDate) && !string.IsNullOrWhiteSpace(searchViewModel.EndDate))
		{
			var startDate = searchViewModel.StartDate.ToGeorgianDateTime();
			var endDate = searchViewModel.EndDate.ToGeorgianDateTime();
			query = query.Where(x => x.GrantDate >= startDate && x.GrantDate <= endDate);
		}

		var result = query.OrderByDescending(x => x.CreationDate).Select(x => new RewardViewModel()
		{
			Id = x.id,
			Title = x.Title,
			EmployeeId = x.EmployeeId,
			Description = x.Description,
			Amount = x.Amount.ToMoney(),
			WorkshopId = x.WorkshopId,
			CreationDate = x.CreationDate.ToFarsi(),
			GrantDateFa = x.GrantDate.ToFarsi()
		}).Skip(searchViewModel.PageIndex).Take(30);

		var employees = _companyContext.Employees.Where(x => result.Any(a => a.EmployeeId == x.id));
		var personnelCodes = _companyContext.PersonnelCodeSet
			.Where(x => result.Any(a => a.EmployeeId == x.EmployeeId && x.WorkshopId == a.WorkshopId));
		return result.Select(x => new RewardViewModel()
		{
			Title = x.Title,
			Amount = x.Amount,
			CreationDate = x.CreationDate,
			Description = x.Description??"",
			GrantDateFa = x.GrantDateFa,
			EmployeeFullName = employees.FirstOrDefault(e => e.id == x.EmployeeId).FullName,
			Id = x.Id,
			PersonnelCode = personnelCodes
				.FirstOrDefault(a => a.WorkshopId == x.WorkshopId && a.EmployeeId == x.EmployeeId).PersonnelCode
				.ToString(),
			WorkshopId = x.WorkshopId,
			EmployeeId = x.EmployeeId
		}).ToList();
	}

	public EditRewardViewModel GetDetails(long id)
	{
		var entity = _companyContext.Rewards.FirstOrDefault(x => x.id == id);
		if (entity == null)
			return new();
		var res = new EditRewardViewModel()
		{
			Id = entity.id,
			Title = entity.Title,
			WorkshopId = entity.WorkshopId,
			EmployeeId = entity.EmployeeId,
			Amount = entity.Amount.ToMoney(),
			Description = entity.Description,
			GrantDate = entity.GrantDate.ToFarsi()
		};

		res.EmployeeFullName = _companyContext.Employees.Find(entity.EmployeeId)?.FullName;
		return res;

	}

	public List<Reward> GetBy(IEnumerable<long> ids)
	{
		return _companyContext.Rewards.Where(x => ids.Contains(x.id)).ToList();
	}

	#region Pooya
	/// <summary>
	/// گروهبندی بر اساس ماه هنگام جستجو با انتخاب کارمند
	/// </summary>
	public RewardsGroupedViewModel GetSearchListAsGrouped(RewardSearchModel searchModel)
	{
		var result = new RewardsGroupedViewModel();
		var query = _companyContext.Rewards.Where(x => x.WorkshopId == searchModel.WorkshopId && x.IsActive == IsActive.True);

		var personnelCodes = _companyContext.PersonnelCodeSet
			.Where(x => x.WorkshopId == searchModel.WorkshopId).ToList();


		var pc = new PersianCalendar();

		var employees = _companyContext.LeftWorkList.Where(x => x.WorkshopId == searchModel.WorkshopId).Include(x => x.Employee).Select(x => x.Employee).ToList();
		if (searchModel.ShowAsGrouped)
		{
			if (searchModel.EmployeeId > 0)
			{

				if (!string.IsNullOrWhiteSpace(searchModel.StartDate) && !string.IsNullOrWhiteSpace(searchModel.EndDate))
				{
					var startDate = searchModel.StartDate.ToGeorgianDateTime();
					var endDate = searchModel.EndDate.ToGeorgianDateTime();
					query = query.Where(x => x.GrantDate >= startDate && x.GrantDate <= endDate);
				}


				query = query.Where(x => x.EmployeeId == searchModel.EmployeeId);

				var list = query.ToList().OrderByDescending(x=>x.GrantDate).Select(x => new RewardViewModel
				{
					WorkshopId = x.WorkshopId,
					Amount = x.Amount.ToMoney(),
					AmountDouble = x.Amount,
					Description = x.Description ?? "",
					EmployeeFullName = employees.FirstOrDefault(e => e.id == x.EmployeeId).FullName,
					EmployeeId = x.EmployeeId,
					GrantDateFa = x.GrantDate.ToFarsi(),
					GrantDateGr = x.GrantDate,
					Id = x.id,
					Title = x.Title,
					IsActive = x.IsActive,
					MonthFa = pc.GetMonth(x.GrantDate).ToFarsiMonthByIntNumber(),
					YearFa = pc.GetYear(x.GrantDate).ToString(),
					PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == x.EmployeeId).PersonnelCode.ToString(),
				}).ToList();

				result.RewardsGroupedByDate = list.GroupBy(x => new { x.YearFa, x.MonthFa }).Select(x => new RewardsGroupedByDate()
				{
					Month = x.Key.MonthFa,
					Year = x.Key.YearFa,
					Rewards = x.Select(r => new RewardsGroupedByDateItems()
					{
						PersonnelCode = r.PersonnelCode,
						Amount = r.Amount,
						Description = r.Description,
						GrantDateFa = r.GrantDateFa,
						Title = r.Title,
						EmployeeName = r.EmployeeFullName,
						Id = r.Id
					}).ToList(),
					TotalAmount = x.Sum(r => r.AmountDouble).ToMoney()
				}).ToList();

				return result;
			}
			else if (!string.IsNullOrWhiteSpace(searchModel.StartDate) && !string.IsNullOrWhiteSpace(searchModel.EndDate))
			{
				var startDate = searchModel.StartDate.ToGeorgianDateTime();

				var endDate = searchModel.EndDate.ToGeorgianDateTime();

				query = query.Where(x => x.GrantDate >= startDate && x.GrantDate <= endDate);

				var resList = query.GroupBy(x => x.EmployeeId).ToList();
				result.RewardsGroupedByEmployee = resList.Select(x => new RewardsGroupedByEmployeeViewModel()
				{
					EmployeeId = x.Key,
					EmployeeName = employees.FirstOrDefault(e => e.id == x.Key).FullName,
					Rewards = x.Select(r => new RewardsGroupedByEmployeeViewModelItems
					{
						PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == r.EmployeeId).PersonnelCode.ToString(),
						Amount = r.Amount.ToMoney(),
						Description = r.Description,
						GrantDate = r.GrantDate.ToFarsi(),
						Title = r.Title,
						Id = r.id
					}).ToList(),

					TotalAmount = x.Sum(r => r.Amount).ToMoney()
				}).ToList();
				return result;
			}
		}
		if (searchModel.EmployeeId > 0)
		{
			query = query.Where(x => x.EmployeeId == searchModel.EmployeeId);
		}

		if (!string.IsNullOrWhiteSpace(searchModel.StartDate) && !string.IsNullOrWhiteSpace(searchModel.EndDate))
		{
			var startDate = searchModel.StartDate.ToGeorgianDateTime();

			var endDate = searchModel.EndDate.ToGeorgianDateTime();

			query = query.Where(x => x.GrantDate >= startDate && x.GrantDate <= endDate);
		}

		result.RewardListViewModels = query.Skip(searchModel.PageIndex).Take(30).ToList().Select(x => new RewardViewModel()
		{
			WorkshopId = x.WorkshopId,
			Amount = x.Amount.ToMoney(),
			AmountDouble = x.Amount,
			Description = x.Description??"",
			EmployeeFullName = employees.FirstOrDefault(e => e.id == x.EmployeeId).FullName,
			EmployeeId = x.EmployeeId,
			GrantDateFa = x.GrantDate.ToFarsi(),
			GrantDateGr = x.GrantDate,
			Id = x.id,
			Title = x.Title,
			IsActive = x.IsActive,
			MonthFa = pc.GetMonth(x.GrantDate).ToFarsiMonthByIntNumber(),
			YearFa = pc.GetYear(x.GrantDate).ToString(),
			PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == x.EmployeeId).PersonnelCode.ToString(),
		}).ToList();
		return result;

		//var result = query.Skip(searchModel.PageIndex).Select(x => new RewardViewModel()
		//{
		//    Id = x.id,
		//    EmployeeId = x.EmployeeId,
		//    Description = x.Description,
		//    Amount = x.Amount.ToMoney(),
		//    WorkshopId = x.WorkshopId,
		//    CreationDate = x.CreationDate.ToFarsi(),
		//    GrantDateFa = x.GrantDate.ToFarsi(),

		//}).ToList();
	}


	#endregion
}