using EmployeeManagmentContracts.SearchModels;
using EmployeeManagmentContracts.StoragesContracts;
using EmployeeManagmentContracts.ViewModels;
using EmployeeManagmentDataBaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace EmployeeManagmentDataBaseImplement.Implements
{
    public class PhisicalPersonStorage : IPhisicalPersonStorage
    {
        // Метод для получения полного списка
        public List<PhisicalPersonViewModel> GetFullList()
        {
            using var context = new EmployeeManagementDbContext();

            return context.PhysicalPersons
                .Select(p => new PhisicalPersonViewModel
                {
                    Id = p.Id,
                    Name = p.Name,
                    Surname = p.Surname,
                    Patronymic = p.Patronymic,
                    Birthday = p.Birthday,
                    Gender = p.Gender,
                    Address = p.Address,
                    Telephone = p.Telephone
                }).ToList();
        }

        // Метод для получения отфильтрованного списка
        public List<PhisicalPersonViewModel> GetFilteredList(PhisicalPersonSearchModel model)
        {
            using var context = new EmployeeManagementDbContext();

            if (model == null) return new List<PhisicalPersonViewModel>();

            return context.PhysicalPersons
                .Where(p => p.Surname.Contains(model.Surname ?? string.Empty))
                .Select(p => new PhisicalPersonViewModel
                {
                    Id = p.Id,
                    Name = p.Name,
                    Surname = p.Surname,
                    Patronymic = p.Patronymic,
                    Birthday = p.Birthday,
                    Gender = p.Gender,
                    Address = p.Address,
                    Telephone = p.Telephone
                }).ToList();
        }

        // Метод для получения одного элемента по ID
        public PhisicalPersonViewModel? GetElement(int id)
        {
            using var context = new EmployeeManagementDbContext();

            var entity = context.PhysicalPersons.FirstOrDefault(p => p.Id == id);
            return entity == null ? null : new PhisicalPersonViewModel
            {
                Id = entity.Id,
                Name = entity.Name,
                Surname = entity.Surname,
                Patronymic = entity.Patronymic,
                Birthday = entity.Birthday,
                Gender = entity.Gender,
                Address = entity.Address,
                Telephone = entity.Telephone
            };
        }

        // Метод для добавления нового физического лица
        public void Insert(PhisicalPersonViewModel model)
        {
            using var context = new EmployeeManagementDbContext();

            var newPerson = new PhisicalPerson
            {
                Name = model.Name,
                Surname = model.Surname,
                Patronymic = model.Patronymic,
                Birthday = model.Birthday,
                Gender = model.Gender,
                Address = model.Address,
                Telephone = model.Telephone
            };

            context.PhysicalPersons.Add(newPerson);
            context.SaveChanges();
        }

        // Метод для обновления физического лица
        public void Update(PhisicalPersonViewModel model)
        {
            using var context = new EmployeeManagementDbContext();

            var entity = context.PhysicalPersons.FirstOrDefault(p => p.Id == model.Id);
            if (entity != null)
            {
                entity.Name = model.Name;
                entity.Surname = model.Surname;
                entity.Patronymic = model.Patronymic;
                entity.Birthday = model.Birthday;
                entity.Gender = model.Gender;
                entity.Address = model.Address;
                entity.Telephone = model.Telephone;

                context.SaveChanges();
            }
        }

        // Метод для удаления физического лица
        public void Delete(int id)
        {
            using var context = new EmployeeManagementDbContext();

            var entity = context.PhysicalPersons.FirstOrDefault(p => p.Id == id);
            if (entity != null)
            {
                context.PhysicalPersons.Remove(entity);
                context.SaveChanges();
            }
        }
    }
}