using System;
using System.Collections.Generic;
using BathHouseManagmet.Database;
using BathHouseManagmet.Models;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Microsoft.Extensions.DependencyInjection;

namespace BathHouseManagmet.ViewModels;

public partial class AddEmployeeWindowViewModel : ViewModelBase
{
    private readonly IServiceProvider _serviceProvider;

    [ObservableProperty] private string _employeeName;
    [ObservableProperty] private string _employeeSurname;
    [ObservableProperty] private Position _employeePosition;
    
    [ObservableProperty] private List<Employee> _employees;
    [ObservableProperty] private List<Position> _positions;
    [ObservableProperty] private Position _selectedPosition;

    public AddEmployeeWindowViewModel(IServiceProvider serviceProvider)
    {
        _serviceProvider = serviceProvider;

        using (var rep = serviceProvider.GetRequiredService<EmployeeRepository>())
            Employees = new List<Employee>(rep.GetPage());
    }

    [RelayCommand]
    public void AddEmployee()
    {
        var emp = new Employee()
        {
            Name = EmployeeName,
            Surname = EmployeeSurname,
            Position = EmployeePosition
        };
        
        using (var rep = _serviceProvider.GetRequiredService<EmployeeRepository>())
            rep.Add(emp);
        CloseWindow();
    }

    /* Прикольная штука, пользоваться можно. Но как мать его работать с MessageBox??
    private bool Validate()
    {
        if (string.IsNullOrWhiteSpace(_employeeName) || string.IsNullOrWhiteSpace(_employeeSurname))
            return false;
        return true;
    }
    */

    [RelayCommand]
    public void CloseWindow()
    {
        close();
    }
    
    private Action close;
    public void SetClose(Action close)
    {
         this.close = close;
    }
}