using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text.Json.Serialization;
using static QuikDawEditor.EDITING.StaticProperties;

namespace QuikDawEditor.EditingClasses;

public partial class Clip 
{
    private ObservableCollection<GainPoint> _gainPoints = new ObservableCollection<GainPoint>();
    public ObservableCollection<GainPoint> GainPoints
    {
        get { return _gainPoints; }
        set
        {
            _gainPoints = value;
            SortGainPoints();
            NotifyPropertyChanged(nameof(GainPoints));
            GainPoints.CollectionChanged += GainPoints_CollectionChanged;
        }
    }

    private bool _GainPointsVisible = false;
    [JsonIgnore(Condition = JsonIgnoreCondition.Always)]
    public bool GainPointsVisible { get { return _GainPointsVisible; } set { _GainPointsVisible = value; NotifyPropertyChanged(nameof(GainPointsVisible)); } }

    private void GainPoints_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
    {
        if (e.Action == System.Collections.Specialized.NotifyCollectionChangedAction.Add)
            foreach (GainPoint addedGP in e.NewItems)
            {
                //addedGP.clipType = this.clipType;
                addedGP.ClipAreaHeight = this.ClipAreaHeight;
            }
    }

    public GainPoint ClipStartGainPoint { get { return GainPoints.Where(gp => gp.IsLeftEdgeGainPoint).FirstOrDefault(); } }
    public GainPoint ClipEndGainPoint { get { return GainPoints.Where(gp => gp.IsRightEdgeGainPoint).FirstOrDefault(); } }

    public void NotifyGainPointsChanged()
    {
 
        NotifyPropertyChanged(nameof(ClipRelativeLoopEndMs));
        NotifyPropertyChanged(nameof(GainPoints));
        NotifyPropertyChanged(nameof(ClipWidthMs));
        NotifyPropertyChanged(nameof(ClipWidthInfo));

        foreach (GainPoint gp in GainPoints)
            gp.UpdateGainPointLeft();

    }

    public void RedrawGainPoints()
    {
        foreach (GainPoint gp in GainPoints)
        {
            gp.UpdateGainPointLeft();
            gp.UpdateGainPointTop(ClipAreaHeight);
        }
        NotifyGainPointsChanged();

    }

    public void SortGainPoints()
    {
        List<GainPoint> sortedGPs = new List<GainPoint>(GainPoints.OrderBy(gp1 => gp1.sourcePointms));
        GainPoints.Clear();
        foreach (GainPoint gp in sortedGPs)
            GainPoints.Add(gp);
        NotifyGainPointsChanged();

    }

}