using R3;

namespace GodotHostTest.Interfaces;

/// <summary>
/// A target for our projectiles. Targets can be reused multiple times.
/// </summary>
public interface ITarget
{
    /// <summary>
    /// An observable that emits a <see cref="Unit"/> value when the target hasn't been hit in the allotted time and has timed out. Every time this observable emits, the target becomes disabled.
    /// </summary>
    Observable<Unit> TimedOut { get; }

    /// <summary>
    /// An observable that emits a <see cref="Unit"/> value when the target has been hit in the allotted time. Every time this observable emits, the target becomes disabled.
    /// </summary>
    Observable<Unit> Hit { get; }

    /// <summary>
    /// Enable the target. Targets start disabled and gets disabled when they're hit or time out.
    /// </summary>
    void Enable();
}