cesium-map-object/ruoyi-system/src/main/java/com/ruoyi/system/domain/RouteWaypoints.java

package com.ruoyi.system.domain;

import java.math.BigDecimal;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
import com.ruoyi.common.annotation.Excel;
import com.ruoyi.common.core.domain.BaseEntity;

/**
 * 航线具体航点明细对象 route_waypoints
 * 
 * @author ruoyi
 * @date 2026-01-21
 */
public class RouteWaypoints extends BaseEntity
{
    private static final long serialVersionUID = 1L;

    /** 航点ID */
    private Long id;

    /** 所属航线ID (关联 routes.id) */
    @Excel(name = "所属航线ID (关联 routes.id)")
    private Long routeId;

    /** 航点名称 (如: WP1) */
    @Excel(name = "航点名称 (如: WP1)")
    private String name;

    /** 航点顺序 (从1开始递增) */
    @Excel(name = "航点顺序 (从1开始递增)")
    private Long seq;

    /** 纬度 */
    @Excel(name = "纬度")
    private BigDecimal lat;

    /** 经度 */
    @Excel(name = "经度")
    private BigDecimal lng;

    /** 高度 (米) */
    @Excel(name = "高度 (米)")
    private Long alt;

    /** 速度 (km/h) */
    @Excel(name = "速度 (km/h)")
    private Long speed;

    /** 起始时间 (如: K+00:40:00) */
    @Excel(name = "起始时间 (如: K+00:40:00)")
    private String startTime;

    /** 转弯角度 (用于计算转弯半径) */
    @Excel(name = "转弯角度 (用于计算转弯半径)")
    private Long turnAngle;

    public void setId(Long id) 
    {
        this.id = id;
    }

    public Long getId() 
    {
        return id;
    }

    public void setRouteId(Long routeId) 
    {
        this.routeId = routeId;
    }

    public Long getRouteId() 
    {
        return routeId;
    }

    public void setName(String name) 
    {
        this.name = name;
    }

    public String getName() 
    {
        return name;
    }

    public void setSeq(Long seq) 
    {
        this.seq = seq;
    }

    public Long getSeq() 
    {
        return seq;
    }

    public void setLat(BigDecimal lat) 
    {
        this.lat = lat;
    }

    public BigDecimal getLat() 
    {
        return lat;
    }

    public void setLng(BigDecimal lng) 
    {
        this.lng = lng;
    }

    public BigDecimal getLng() 
    {
        return lng;
    }

    public void setAlt(Long alt) 
    {
        this.alt = alt;
    }

    public Long getAlt() 
    {
        return alt;
    }

    public void setSpeed(Long speed) 
    {
        this.speed = speed;
    }

    public Long getSpeed() 
    {
        return speed;
    }

    public void setStartTime(String startTime) 
    {
        this.startTime = startTime;
    }

    public String getStartTime() 
    {
        return startTime;
    }

    public void setTurnAngle(Long turnAngle) 
    {
        this.turnAngle = turnAngle;
    }

    public Long getTurnAngle() 
    {
        return turnAngle;
    }

    @Override
    public String toString() {
        return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)
            .append("id", getId())
            .append("routeId", getRouteId())
            .append("name", getName())
            .append("seq", getSeq())
            .append("lat", getLat())
            .append("lng", getLng())
            .append("alt", getAlt())
            .append("speed", getSpeed())
            .append("startTime", getStartTime())
            .append("turnAngle", getTurnAngle())
            .toString();
    }

    /** * 获取转弯半径 (该字段不在数据库中，仅用于逻辑计算)
     * 公式: R = V^2 / (g * tan(θ))
     */
    public Double getTurnRadius()
    {
        //  安全校验：如果角度为0、速度为null，半径视为0
        if (this.turnAngle == null || this.turnAngle == 0 || this.speed == null) {
            return 0.0;
        }
        // 单位换算：速度从 km/h 转为 m/s
        double v_mps = this.speed / 3.6;
        // 单位换算：角度从 度(Degree) 转为 弧度(Radians)
        double radians = Math.toRadians(this.turnAngle.doubleValue());
        // 重力加速度 g
        double g = 9.8;
        // 计算半径
        double radius = (v_mps * v_mps) / (g * Math.tan(radians));

        return radius;
    }
}