package com.mes.interaction.vehicle.model;

import lombok.Data;
import java.time.LocalDateTime;

/**
 * 车辆运行时状态
 * 每个设备实例有独立的状态对象
 * 
 * @author huang
 * @since 2025-11-21
 */
@Data
public class VehicleStatus {
    /**
     * 设备ID（对应DeviceConfig.deviceId）
     */
    private String deviceId;
    
    /**
     * 设备名称
     */
    private String deviceName;
    
    /**
     * 当前状态
     */
    private VehicleState state;
    
    /**
     * 当前位置
     */
    private VehiclePosition currentPosition;
    
    /**
     * 目标位置
     */
    private VehiclePosition targetPosition;
    
    /**
     * 当前速度
     */
    private Double speed;
    
    /**
     * 任务开始时间
     */
    private LocalDateTime taskStartTime;
    
    /**
     * 预计结束时间
     */
    private LocalDateTime estimatedEndTime;
    
    /**
     * 当前任务
     */
    private VehicleTask currentTask;
    
    /**
     * 最后更新时间
     */
    private LocalDateTime lastUpdateTime;
    
    public VehicleStatus() {
        this.state = VehicleState.IDLE;
        this.lastUpdateTime = LocalDateTime.now();
    }
    
    public VehicleStatus(String deviceId) {
        this();
        this.deviceId = deviceId;
    }
    
    public VehicleStatus(String deviceId, String deviceName) {
        this(deviceId);
        this.deviceName = deviceName;
    }
    
    /**
     * 更新状态
     */
    public void setState(VehicleState newState) {
        this.state = newState;
        this.lastUpdateTime = LocalDateTime.now();
        
        if (newState == VehicleState.EXECUTING && currentTask != null) {
            this.taskStartTime = LocalDateTime.now();
            currentTask.setStartTime(taskStartTime);
            currentTask.calculateEstimatedEndTime();
            this.estimatedEndTime = currentTask.getEstimatedEndTime();
        } else if (newState == VehicleState.IDLE) {
            this.taskStartTime = null;
            this.estimatedEndTime = null;
            this.currentTask = null;
        }
    }
    
    /**
     * 检查是否可用
     */
    public boolean isAvailable() {
        return state == VehicleState.IDLE;
    }
    
    /**
     * 检查是否正在执行
     */
    public boolean isExecuting() {
        return state == VehicleState.EXECUTING;
    }
}