using System.Runtime.InteropServices;
using Roboto.GameOffsets.Natives;

namespace Roboto.GameOffsets.Components;

/// <summary>
/// Cooldown state for a skill. Entries in Actor+0xB18 vector.
/// From ExileCore2 GameOffsets.Objects.Components.ActiveSkillCooldown.
/// </summary>
[StructLayout(LayoutKind.Explicit, Pack = 1, Size = 0x48)]
public struct ActorSkillCooldown
{
    [FieldOffset(0x08)] public int ActiveSkillsDatId;
    [FieldOffset(0x10)] public StdVector CooldownsList; // 0x10-byte entries
    [FieldOffset(0x30)] public int MaxUses;
    [FieldOffset(0x34)] public int TotalCooldownTimeInMs;
    [FieldOffset(0x3C)] public uint UnknownIdAndEquipmentInfo;

    /// <summary>Number of active cooldown timer entries.</summary>
    public readonly int TotalActiveCooldowns => (int)CooldownsList.TotalElements(0x10);

    /// <summary>True if all uses are on cooldown.</summary>
    public readonly bool CannotBeUsed => TotalActiveCooldowns >= MaxUses;
}