using Unity.Entities;
using Unity.NetCode;

namespace ProjectM.Simulation
{
    /// <summary>
    /// MC-1 — predicted per-player dash cooldown gate (an <c>AbilityCooldown</c> twin). <c>[GhostField]</c> so the
    /// owning client does not mispredict the cooldown across rollback / reconnect: re-predicted ticks see the same
    /// authoritative gate the server applied and converge without a double-dash. <c>0</c> = ready; set to
    /// <c>serverTick + dashCooldownTicks</c> via <c>TickUtil.NonZero</c> on dash-start; compare by wrapping into a
    /// <see cref="NetworkTick"/> and using <see cref="NetworkTick.IsNewerThan"/> (raw uint subtraction is unsafe
    /// across tick wraparound). Baked <c>{NextTick = 0}</c>.
    /// </summary>
    public struct DashCooldown : IComponentData
    {
        /// <summary>Raw tick of the earliest tick the player may dash again. <c>0</c> = ready.</summary>
        [GhostField] public uint NextTick;
    }
}