using EmployeeManagmentContracts.BusinessLogicContracts;
using EmployeeManagmentContracts.SearchModels;
using EmployeeManagmentContracts.ViewModels;
using EmployeeManagmentContracts.StoragesContracts;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;

namespace EmployeeManagmentBusinessLogic.BusinessLogic
{
    public class SalaryLogic : ISalaryLogic
    {
        private readonly ILogger<SalaryLogic> _logger;
        private readonly ISalaryStorage _salaryStorage;

        public SalaryLogic(ILogger<SalaryLogic> logger, ISalaryStorage salaryStorage)
        {
            _logger = logger;
            _salaryStorage = salaryStorage;
        }

        public List<SalaryViewModel> GetFullList()
        {
            return _salaryStorage.GetFullList();
        }

        public List<SalaryViewModel> GetFilteredList(SalarySearchModel model)
        {
            return _salaryStorage.GetFilteredList(model);
        }

        public SalaryViewModel? GetElement(int id)
        {
            return _salaryStorage.GetElement(id);
        }

        public void Insert(SalaryViewModel model)
        {
            if (model.EmployeeId == null)
            {
                throw new ArgumentException("Сотрудник обязательно должен быть указан.");
            }

            _salaryStorage.Insert(model);
        }

        public void Update(SalaryViewModel model)
        {
            var element = _salaryStorage.GetElement(model.Id);
            if (element == null)
            {
                throw new ArgumentException("Зарплата не найдена.");
            }

            _salaryStorage.Update(model);
        }

        public void Delete(int id)
        {
            var element = _salaryStorage.GetElement(id);
            if (element == null)
            {
                throw new ArgumentException("Зарплата не найдена.");
            }

            _salaryStorage.Delete(id);
        }
    }
}