package com.algo.model;

import java.util.Objects;

/**
 * 背篓数据模型
 * 包含背篓的状态信息
 */
public class BackpackData {

    /**
     * 背篓编号
     */
    private int index;

    /**
     * 是否载货
     */
    private boolean loaded;

    /**
     * 对应的任务编号
     */
    private String taskId;

    private boolean execute;

    // 构造函数
    public BackpackData() {
    }

    public BackpackData(int index, boolean loaded, String taskId) {
        this.index = index;
        this.loaded = loaded;
        this.taskId = taskId;
    }

    // Getter和Setter方法
    public int getIndex() {
        return index;
    }

    public void setIndex(int index) {
        this.index = index;
    }

    public boolean isLoaded() {
        return loaded;
    }

    public void setLoaded(boolean loaded) {
        this.loaded = loaded;
    }

    public String getTaskId() {
        return taskId;
    }

    public void setTaskId(String taskId) {
        this.taskId = taskId;
    }

    public boolean isExecute() {
        return execute;
    }

    public void setExecute(boolean execute) {
        this.execute = execute;
    }

    /**
     * 检查背篓是否可用（未载货且无任务）
     *
     * @return true如果背篓可用
     */
    public boolean isAvailable() {
        return !loaded && (taskId == null || taskId.trim().isEmpty());
    }

    /**
     * 分配任务到背篓
     *
     * @param taskId 任务ID
     * @return true如果分配成功
     */
    public boolean assignTask(String taskId) {
        if (isAvailable()) {
            this.taskId = taskId;
            return true;
        }
        return false;
    }

    /**
     * 清空背篓任务
     */
    public void clearTask() {
        this.taskId = null;
        this.loaded = false;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        BackpackData that = (BackpackData) o;
        return index == that.index;
    }

    @Override
    public int hashCode() {
        return Objects.hash(index);
    }

    @Override
    public String toString() {
        return "BackpackData{" +
                "index=" + index +
                ", loaded=" + loaded +
                ", taskId='" + taskId + '\'' +
                '}';
    }
}