// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Aspire.Dashboard.Model;
using Microsoft.AspNetCore.Components;
 
namespace Aspire.Dashboard.Components;
 
public partial class ChartFilterPopover : IDisposable
{
    private DimensionFilterViewModel? _subscribedFilter;
 
    [Parameter, EditorRequired]
    public required string AnchorId { get; set; }
 
    [Parameter, EditorRequired]
    public required DimensionFilterViewModel Filter { get; set; }
 
    [Parameter, EditorRequired]
    public required bool Opened { get; set; }
 
    [Parameter, EditorRequired]
    public required EventCallback<bool> OpenedChanged { get; set; }
 
    [Parameter, EditorRequired]
    public required EventCallback<DimensionFilterViewModel> OnSelectionChanged { get; set; }
 
    protected override void OnParametersSet()
    {
        if (ReferenceEquals(_subscribedFilter, Filter))
        {
            return;
        }
 
        _subscribedFilter?.NotifyStateChanged -= OnFilterStateChanged;
        Filter.NotifyStateChanged += OnFilterStateChanged;
        _subscribedFilter = Filter;
    }
 
    private void OnFilterStateChanged()
    {
        InvokeAsync(StateHasChanged);
    }
 
    private async Task OnTagSelectionChangedAsync(DimensionValueViewModel tag, bool isChecked)
    {
        Filter.OnTagSelectionChanged(tag, isChecked);
        Filter.NotifyStateChanged?.Invoke();
        await OnSelectionChanged.InvokeAsync(Filter);
    }
 
    private async Task OnAllValuesSelectionChangedAsync(bool? isChecked)
    {
        Filter.AreAllValuesSelected = isChecked;
        Filter.NotifyStateChanged?.Invoke();
        await OnSelectionChanged.InvokeAsync(Filter);
    }
 
    public void Dispose()
    {
        _subscribedFilter?.NotifyStateChanged -= OnFilterStateChanged;
    }
}