using HarmonyLib;

namespace IdleSpectator;

/// <summary>
/// WorldBox zooms on mouse wheel even over UI while a unit is focused
/// (<c>!isOverUI || MoveCamera.inSpectatorMode()</c>). Absorb wheel zoom when
/// the cursor is over Lore or the dossier so ScrollRect history can scroll.
/// </summary>
[HarmonyPatch]
internal static class CameraZoomPatches
{
    /// <summary>Harness: force the zoom block without needing a real mouse position.</summary>
    public static bool ForceAbsorbForHarness;

    private static bool Absorb()
    {
        return ForceAbsorbForHarness || ChronicleHud.ShouldAbsorbScrollZoom();
    }

    [HarmonyPatch(typeof(MoveCamera), nameof(MoveCamera.zoomInWheel))]
    [HarmonyPrefix]
    private static bool PrefixZoomInWheel()
    {
        return !Absorb();
    }

    [HarmonyPatch(typeof(MoveCamera), nameof(MoveCamera.zoomOutWheel))]
    [HarmonyPrefix]
    private static bool PrefixZoomOutWheel()
    {
        return !Absorb();
    }
}