using System.Collections.ObjectModel;
using System.Windows;
using ErvDashboard.Model;
using ErvProtocol;

namespace ErvDashboard
{
    // 풍량 VSP 팝업 (환기1~4 / 바이패스 / 공청1~4 SA·EA 편집)
    //  - 편집 필드는 로컬 작업본(_work). STATUS(1초)가 덮어쓰지 않아 편집이 유지됨.
    //  - 읽어오기 : ERV 통신값(_state) → 작업본 / 프리셋 : 사양 기본값 → 작업본 / VSP 적용 : 작업본 → ERV
    public partial class VspWindow : Window
    {
        readonly MainWindow _owner;
        readonly DashboardState _state;
        readonly ObservableCollection<VspRow> _work = new();

        public VspWindow(MainWindow owner, DashboardState state)
        {
            InitializeComponent();
            _owner = owner; _state = state;

            for (int i = 0; i < VspInfo.Count; i++)
                _work.Add(new VspRow(VspInfo.Labels[i], VspInfo.Group[i], VspInfo.Index[i]));
            VspList.ItemsSource = _work;

            ReadFromErv();   // 열 때 ERV 현재값으로 시작
        }

        // ERV 통신값(_state, STATUS 갱신) → 작업본
        void ReadFromErv()
        {
            for (int i = 0; i < _work.Count && i < _state.Vsp.Count; i++)
            { _work[i].Sa = _state.Vsp[i].Sa; _work[i].Ea = _state.Vsp[i].Ea; }
        }

        void Read_Click(object sender, RoutedEventArgs e) => ReadFromErv();

        // 사양서 기본 VSP → 작업본 (전송은 'VSP 적용')
        void PresetDefault_Click(object sender, RoutedEventArgs e)
        {
            var d = DashboardState.DefVsp;
            for (int i = 0; i < _work.Count && i < d.Length; i++)
            { _work[i].Sa = d[i].Sa; _work[i].Ea = d[i].Ea; }
        }

        // 작업본 → _state → ERV 전송
        void Apply_Click(object sender, RoutedEventArgs e)
        {
            for (int i = 0; i < _work.Count && i < _state.Vsp.Count; i++)
            { _state.Vsp[i].Sa = _work[i].Sa; _state.Vsp[i].Ea = _work[i].Ea; }
            _owner.ApplyVsp();
        }

        void Close_Click(object sender, RoutedEventArgs e) => Close();
    }
}