using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using _0_Framework.Application;
using _0_Framework.InfraStructure;
using Company.Domain.FineAgg;
using CompanyManagment.App.Contracts.Fine;
using CompanyManagment.App.Contracts.Reward;
using CompanyManagment.App.Contracts.SalaryAid;
using Microsoft.EntityFrameworkCore;

namespace CompanyManagment.EFCore.Repository;

public class FineRepository : RepositoryBase<long, Fine>, IFineRepository
{
    private readonly CompanyContext _companyContext;

    public FineRepository(CompanyContext companyContext) : base(companyContext)
    {
        _companyContext = companyContext;
    }

    public List<FineViewModel> GetSearchList(FineSearchViewModel searchModel)
    {
        var query = _companyContext.Fines.Where(x => x.WorkshopId == searchModel.WorkshopId);

        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.FineDate >= startDate && x.FineDate <= endDate);
        }

        var result = query.OrderByDescending(x => x.CreationDate).Skip(searchModel.PageIndex).Take(30).Select(x =>
            new FineViewModel()
            {
                Id = x.id,
                WorkshopId = x.WorkshopId,
                EmployeeId = x.EmployeeId,
                Title = x.Title,
                Amount = x.Amount.ToMoney(),
                FineDate = x.FineDate.ToFarsi(),
                IsActive = x.IsActive,
                CreationDate = x.CreationDate.ToFarsi()
            }).AsEnumerable();
        var employees = _companyContext.Employees.Where(x => result.Any(a => a.EmployeeId == x.id)).ToList();
        var personnelCodes = _companyContext.PersonnelCodeSet
            .Where(x => result.Any(a => a.EmployeeId == x.EmployeeId && x.WorkshopId == a.WorkshopId)).ToList();
        return result.Select(x => new FineViewModel()
        {
            Id = x.Id,
            WorkshopId = x.WorkshopId,
            EmployeeId = x.EmployeeId,
            EmployeeFullName = employees.FirstOrDefault(a => a.id == x.EmployeeId)?.FullName,
            PersonnelCode = personnelCodes
                .FirstOrDefault(a => x.WorkshopId == a.WorkshopId && a.EmployeeId == x.EmployeeId)?.PersonnelCode
                .ToString(),
            Title = x.Title,
            Amount = x.Amount,
            FineDate = x.FineDate,
            IsActive = x.IsActive,
            CreationDate = x.CreationDate
        }).ToList();
    }

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

    }

    public EditFineViewModel GetDetails(long id)
    {
        var entity = _companyContext.Fines.FirstOrDefault(x => x.id == id);
        if (entity == null)
            return new();

        return new EditFineViewModel()
        {
            Id = entity.id,
            WorkshopId = entity.WorkshopId,
            EmployeeId = entity.EmployeeId,
            EmployeeFullname = _companyContext.Employees.FirstOrDefault(x => x.id == entity.EmployeeId)?.FullName ?? "",
            Title = entity.Title,
            Amount = entity.Amount.ToMoney(),
            IsActive = entity.IsActive,
            FineDate = entity.FineDate.ToFarsi(),
        };
    }

    #region Pooya

    /// <summary>
    /// گروهبندی بر اساس ماه هنگام جستجو با انتخاب کارمند
    /// </summary>
    public FinesGroupedViewModel GetSearchListAsGrouped(FineSearchViewModel searchModel)
    {
        var result = new FinesGroupedViewModel();
        var query = _companyContext.Fines.Where(x => x.WorkshopId == searchModel.WorkshopId);

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

        var employees = _companyContext.LeftWorkList.Where(x => x.WorkshopId == searchModel.WorkshopId)
            .Include(x => x.Employee).Select(x => x.Employee).ToList();


        var pc = new PersianCalendar();

        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.FineDate >= startDate && x.FineDate <= endDate);
                }
                query = query.Where(x => x.EmployeeId == searchModel.EmployeeId);

                var list = query.OrderByDescending(x=>x.FineDate).ToList().Select(x => new FineViewModel()
                {
                    Amount = x.Amount.ToMoney(),
                    AmountDouble = x.Amount,
                    EmployeeFullName = employees.FirstOrDefault(e => e.id == x.EmployeeId).FullName,
                    EmployeeId = x.EmployeeId,
                    CreationDate = x.CreationDate.ToFarsi(),
                    Id = x.id,
                    MonthFa = pc.GetMonth(x.FineDate).ToFarsiMonthByIntNumber(),
                    YearFa = pc.GetYear(x.FineDate).ToString(),
                    PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == x.EmployeeId).PersonnelCode.ToString(),
                    FineDate = x.FineDate.ToFarsi(),
                    WorkshopId = x.WorkshopId
                }).ToList();

                result.GroupedByDate = list.GroupBy(x => new { x.YearFa, x.MonthFa }).Select(x =>
                        new FinesGroupedByDateViewModel()
                        {
                            YearFa = x.Key.YearFa,
                            MonthFa = x.Key.MonthFa,
                            Fines = x.Select(s => new FinesGroupedByDateViewModelItems()
                            {
                                Amount = s.Amount,
                                EmployeeName = s.EmployeeFullName,
                                Id = s.Id,
                                PersonnelCode = s.PersonnelCode,
                                FineDateTimeFa = s.FineDate,
                                Title = s.Title
                            }).ToList(),
                            TotalAmount = x.Sum(s => s.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.FineDate >= startDate && x.FineDate <= endDate);

                result.GroupedByEmployee = query.GroupBy(x => x.EmployeeId).ToList()
                    .Select(x => new FinesGroupedByEmployeeViewModel()
                    {
                        EmployeeId = x.Key,
                        TotalAmount = x.Sum(s => s.Amount).ToMoney(),
                        EmployeeName = employees.FirstOrDefault(e => e.id == x.Key).FullName,
                        Fines = x.Select(s => new FinesGroupedByEmployeeViewModelItems()
                        {
                            Amount = s.Amount.ToMoney(),
                            Id = s.id,
                            FineDateTimeFa = s.FineDate.ToFarsi(),
                            PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == s.EmployeeId).PersonnelCode.ToString(),
                            Title = s.Title
                        }).ToList()
                    }).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.FineDate >= startDate && x.FineDate <= endDate);
        }


        result.FineListViewModels = query.Skip(searchModel.PageIndex).Take(30).ToList().Select(x => new FineViewModel()
        {
            Id = x.id,
            WorkshopId = x.WorkshopId,
            EmployeeId = x.EmployeeId,
            Title = x.Title,
            Amount = x.Amount.ToMoney(),
            FineDate = x.FineDate.ToFarsi(),
            IsActive = x.IsActive,
            CreationDate = x.CreationDate.ToFarsi(),
            PersonnelCode = personnelCodes.FirstOrDefault(p => p.EmployeeId == x.EmployeeId).PersonnelCode.ToString(),
            AmountDouble = x.Amount,
            EmployeeFullName = employees.FirstOrDefault(e => e.id == x.EmployeeId).FullName,
            YearFa = x.FineDate.ToFarsi().Substring(0, 4),
            MonthFa = x.FineDate.ToFarsi().Substring(5, 2),
        }).ToList();


        return result;

        #endregion
    }
}