ActiveProtect/Models/LaserSemiActiveGuidedMissile.cs

using ActiveProtect.SimulationEnvironment;
using System;

namespace ActiveProtect.Models
{
    /// <summary>
    /// 激光半主动制导导弹类，继承自基础导弹类
    /// </summary>
    public class LaserSemiActiveGuidedMissile : MissileBase
    {
        private LaserSemiActiveGuidanceSystem LaserGuidanceSystem;
        private string LaserDesignatorId;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="id">导弹ID</param>
        /// <param name="laserDesignatorId">激光指示器ID</param>
        /// <param name="missileConfig">导弹配置</param>
        /// <param name="simulationManager">仿真管理器</param>
        public LaserSemiActiveGuidedMissile(string id, MissileConfig missileConfig, string laserDesignatorId, ISimulationManager simulationManager) 
            : base(id, missileConfig, simulationManager)
        {
            Vector3D initialTargetPosition = simulationManager.GetEntityById($"Tank_{missileConfig.TargetIndex + 1}").Position;
            Vector3D initialTargetVelocity = simulationManager.GetEntityById($"Tank_{missileConfig.TargetIndex + 1}").Velocity;
            LaserGuidanceSystem = new LaserSemiActiveGuidanceSystem(
                missileConfig.ProportionalNavigationCoefficient,
                missileConfig.InitialPosition,
                initialTargetPosition,
                initialTargetVelocity
            );
            LaserDesignatorId = laserDesignatorId;            
        }

        /// <summary>
        /// 处理激光照射事件
        /// </summary>
        /// <param name="evt">激光照射事件</param>
        private void OnLaserIlluminationStart(LaserIlluminationStartEvent evt)
        {
            if (evt?.LaserDesignator != null && evt?.Target != null)
            {
                LaserGuidanceSystem.ActivateLaserDesignator(evt.LaserDesignator.Position, evt.Target.Position, evt.Target.Velocity, 
                    evt.LaserDesignator.LaserPower, evt.LaserDesignator.LaserDivergenceAngle);
            }
        }

        /// <summary>
        /// 处理激光照射更新事件
        /// </summary>
        /// <param name="evt">激光照射更新事件</param>
        private void OnLaserIlluminationUpdate(LaserIlluminationUpdateEvent evt)
        {
            if (evt?.LaserDesignator != null && evt?.Target != null)
            {
                LaserGuidanceSystem.UpdateLaserDesignator(evt.LaserDesignator.Position, evt.Target.Position, evt.Target.Velocity, 
                    evt.LaserDesignator.LaserPower, evt.LaserDesignator.LaserDivergenceAngle);
            }
        }

        /// <summary>
        /// 处理激光照射停止事件
        /// </summary>
        /// <param name="evt">激光照射停止事件</param>
        private void OnLaserIlluminationStop(LaserIlluminationStopEvent evt)
        {
            LaserGuidanceSystem.DeactivateLaserDesignator();
        }

        /// <summary>
        /// 获取导弹状态信息
        /// </summary>
        /// <returns>状态信息字符串</returns>
        public override string GetStatus()
        {
            string baseStatus = base.GetStatus().Replace("导弹", "激光半主动制导导弹");
            string additionalStatus = $"\n  激光引导: {(LaserGuidanceSystem.HasGuidance ? "有效" : "无效")}";
            return baseStatus + additionalStatus;
        }

        /// <summary>
        /// 激活导弹
        /// </summary>
        public override void Activate()
        {
            base.Activate();
            SimulationManager.SubscribeToEvent<LaserIlluminationStartEvent>(OnLaserIlluminationStart);
            SimulationManager.SubscribeToEvent<LaserIlluminationUpdateEvent>(OnLaserIlluminationUpdate);
            SimulationManager.SubscribeToEvent<LaserIlluminationStopEvent>(OnLaserIlluminationStop);
        }   

        /// <summary>
        /// 停用导弹
        /// </summary>
        public override void Deactivate()
        {
            base.Deactivate();
            SimulationManager.UnsubscribeFromEvent<LaserIlluminationStartEvent>(OnLaserIlluminationStart);
            SimulationManager.UnsubscribeFromEvent<LaserIlluminationUpdateEvent>(OnLaserIlluminationUpdate);
            SimulationManager.UnsubscribeFromEvent<LaserIlluminationStopEvent>(OnLaserIlluminationStop);
        }

        public override void Update(double deltaTime)
        {
            if (LaserGuidanceSystem.HasGuidance)
            {       
                LaserGuidanceSystem.Update(deltaTime, Position, Velocity);
                this.HasGuidance = true;
            }
            else
            {
                this.HasGuidance = false;
            }
            base.Update(deltaTime);
        }

        /// <summary>
        /// 获取制导命令
        /// </summary>
        /// <returns>制导命令</returns>
        protected override Vector3D GetGuidanceCommand()
        {
            return LaserGuidanceSystem.GetGuidanceCommand();
        }
    }
}