using ActiveProtect.Simulation;
using System;
using ActiveProtect.Utility;

namespace ActiveProtect.Models
{
    /// <summary>
    /// 表示仿真中的坦克
    /// </summary>
    public class Tank : SimulationElement
    {
        /// <summary>
        /// 当前装甲值
        /// </summary>
        public double CurrentArmor { get; private set; }

        /// <summary>
        /// 坦克配置
        /// </summary>
        public TankProperties TankProperties { get; private set; }

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="properties">坦克配置</param>
        /// <param name="simulationManager">仿真管理器</param>
        public Tank(TankProperties properties, ISimulationManager simulationManager)
            : base(properties.Id, properties.InitialPosition, properties.InitialOrientation, properties.InitialSpeed, simulationManager)
        {
            TankProperties = properties;
            Speed = TankProperties.InitialSpeed;    
            CurrentArmor = TankProperties.MaxArmor;
            IsActive = false;
        }

        /// <summary>
        /// 更新坦克状态
        /// </summary>
        /// <param name="deltaTime">时间步长(秒)</param>
        public override void Update(double deltaTime)
        {
            if (!IsActive) return;

            // 辐射事件发布
            PublishRadiationEvent();

            UpdatePosition(deltaTime);
        }

        /// <summary>
        /// 辐射事件发布
        /// </summary>
        private void PublishRadiationEvent()
        {
            SimulationManager.PublishEvent(new TankRadiationEvent
            {
                LaserReflectionIntensity = 100,
                MillimeterWaveReflectionIntensity = 100,
                MillimeterWaveRadiationTemperature = TankProperties.MillimeterWaveRadiationTemperature,
                InfraredRadiationIntensity = TankProperties.InfraredRadiationIntensity,
                SenderId = Id
            });
        }

        /// <summary>
        /// 更新坦克位置
        /// </summary>
        /// <param name="deltaTime">时间步长(秒)</param>
        private void UpdatePosition(double deltaTime)
        {
            Vector3D direction = Orientation.ToVector();
            Vector3D movement = direction * Speed * deltaTime;
            Position += movement;
        }

        /// <summary>
        /// 坦克受到伤害
        /// </summary>
        /// <param name="damage">伤害值</param>
        /// <param name="isMissileDamage">是否为导弹造成的伤害</param>
        public void TakeDamage(double damage, bool isMissileDamage = false)
        {
            if (isMissileDamage)
            {
                damage = CurrentArmor * 0.5;
            }

            CurrentArmor = Math.Max(0, CurrentArmor - damage);
            if (CurrentArmor <= 0)
            {
                Deactivate();
            }
        }

        /// <summary>
        /// 获取坦克状态信息
        /// </summary>
        /// <returns>坦克状态字符串</returns>
        public override string GetStatus()
        {
            return $"坦克 {Id}:\n" +
                   $"  位置: {Position}\n" +
                   $"  速度: {Speed:F2}/{TankProperties.MaxSpeed:F2}\n" +
                   $"  装甲: {CurrentArmor:F2}/{TankProperties.MaxArmor:F2}\n" +
                   $"  状态: {(IsActive ? "活动" : "已销毁")}\n";
        }
    }
}