using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Reactive;
using System.Reactive.Concurrency;
using CTR.Infrastructure.Repository;
using CTR.Models.POCO;
using CTR.Utils;
using ReactiveUI;

namespace CTR.ViewModels
{
    public class CadastroDepartamentoViewModel : ViewModelBase
    {
        public CadastroDepartamentoViewModel(IRepository repository, DispatcherScheduler uiDispatcherScheduler)
            : base(repository, uiDispatcherScheduler)
        {
            Secretarias = new ObservableCollection<Secretaria>();
            SalvarCommand = ReactiveCommand.Create(SalvarDepartamentoExecute);

            Repository.GetAll<Secretaria>()
                .Busy(this)
                .Subscribe(CarregarSecretarias);
        }

        public string Descricao { get; set; }
        public ObservableCollection<Secretaria> Secretarias { get; }
        public Secretaria SecretariaSelecionada { get; set; }
        public ReactiveCommand<Unit, Unit> SalvarCommand { get; }


        private void CarregarSecretarias(IEnumerable<Secretaria> secretarias)
        {
            foreach(var secretaria in secretarias)
            {
                Secretarias.Add(secretaria);
            }
        }

        private void SalvarDepartamentoExecute()
        {
            var dotacao = new Departamento
            {
                Descricao = Descricao,
                SecretariaId = SecretariaSelecionada.SecretariaId
            };

            Repository.Add(dotacao).Subscribe();
        }
    }
}