package com.zy.core.cache;

import com.zy.core.model.protocol.TaskProtocol;
import lombok.extern.slf4j.Slf4j;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.locks.ReentrantReadWriteLock;

/**
 * Created by IX on 2025/02/21
 */
@Slf4j
public class TaskProtocolCache {
    // 本地缓存，键为 taskNo，值为 TaskProtocol
    private final ConcurrentHashMap<String, TaskProtocol> cache = new ConcurrentHashMap<>();

    // 读写锁，确保线程安全
//    private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();

    /**
     * 更新设备状态
     */
    public void updateTaskProtocol(TaskProtocol status) {
        cache.put(status.getTaskNoDirection(), status);
    }

    /**
     * 删除任务缓存
     */
    public TaskProtocol removeTaskProtocol(String taskNoDirection) {
//        lock.readLock().lock(); // 加读锁
        try {
            return cache.remove(taskNoDirection);
        } finally {
//            lock.readLock().unlock(); // 释放读锁
        }
    }

    /**
     * 获取所有任务
     */
    public ConcurrentHashMap<String, TaskProtocol> getAllTaskProtocol() {
//        lock.readLock().lock(); // 加读锁
        try {
            return new ConcurrentHashMap<>(cache); // 返回副本
        } finally {
//            lock.readLock().unlock(); // 释放读锁
        }
    }

    /**
     * 获取所有取任务
     */
    public List<TaskProtocol> getTakeOrPutTaskProtocol(short loaded) {
        if (loaded == 0){
            return getAllTakeTaskProtocol();
        } else if (loaded == 1){
            return getAllPutTaskProtocol();
        }
        return new ArrayList<>();
    }

    /**
     * 获取所有取任务
     */
    public List<TaskProtocol> getAllTakeTaskProtocol() {
//        lock.readLock().lock(); // 加读锁
        try {
            List<TaskProtocol> allTakeTaskProtocol = new ArrayList<>();
            for (TaskProtocol task : cache.values()) {
                if (task.getTaskStatus()==1) {
                    allTakeTaskProtocol.add(task);
                }
            }
            return allTakeTaskProtocol; // 返回副本
        } finally {
//            lock.readLock().unlock(); // 释放读锁
        }
    }

    /**
     * 获取所有放任务
     */
    public List<TaskProtocol> getAllPutTaskProtocol() {
//        lock.readLock().lock(); // 加读锁
        try {
            List<TaskProtocol> allPutTaskProtocol = new ArrayList<>();
            for (TaskProtocol task : cache.values()) {
                if (task.getTaskStatus()==2) {
                    allPutTaskProtocol.add(task);
                }
            }
            return allPutTaskProtocol; // 返回副本
        } finally {
//            lock.readLock().unlock(); // 释放读锁
        }
    }

    /**
     * 获取所有行走任务
     */
    public List<TaskProtocol> getAllWalkTaskProtocol() {
//        lock.readLock().lock(); // 加读锁
        try {
            List<TaskProtocol> allWalkTaskProtocol = new ArrayList<>();
            for (TaskProtocol task : cache.values()) {
                if (task.getTaskStatus()==0) {
                    allWalkTaskProtocol.add(task);
                }
            }
            return allWalkTaskProtocol; // 返回副本
        } finally {
//            lock.readLock().unlock(); // 释放读锁
        }
    }

}