@namespace CitySim
@using CitySim.Match
@using Sandbox.UI
@inherits Panel

<root class="interaction-chip @(Heading ? "interaction-heading" : "interaction-target")">@(GameText.Plain(Label))</root>
@code {
    [Parameter] public CityGame City { get; set; }
    [Parameter] public string Label { get; set; }
    [Parameter] public IReadOnlyList<InteractionTarget> Targets { get; set; }
    [Parameter] public bool Heading { get; set; }
    bool CanHighlight => Targets != null && Targets.Any(t => t.Kind != InteractionKind.None);
    protected override void OnParametersSet() {
        base.OnParametersSet(); AcceptsFocus = CanHighlight;
    }
    void Show() { if (CanHighlight) City?.HighlightInteractions(this,Targets,Heading ? GameText.Get("ui.interaction_chip.interactions") : Label); }
    void Clear() => City?.ClearInteractionHighlight(this);
    protected override void OnMouseOver(MousePanelEvent e) { base.OnMouseOver(e); Show(); }
    protected override void OnMouseOut(MousePanelEvent e) { base.OnMouseOut(e); if (!HasFocus) Clear(); }
    protected override void OnFocus(PanelEvent e) { base.OnFocus(e); Show(); }
    protected override void OnBlur(PanelEvent e) { base.OnBlur(e); if (!HasHovered) Clear(); }
    public override void OnDeleted() { Clear(); base.OnDeleted(); }
}