package com.zy.acs.fake.service;

import com.zy.acs.fake.config.RedisProperties;
import com.zy.acs.fake.domain.DynamicNode;
import com.zy.acs.framework.common.Cools;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import org.springframework.stereotype.Component;
import org.springframework.util.StopWatch;

import java.io.BufferedReader;
import java.io.File;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.file.Files;
import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import java.util.List;

/**
 * Created by vincent on 2023/6/14
 */
@Slf4j
@Component("mapService")
public class MapService {

    @Autowired
    private MapDataDispatcher mapDataDispatcher;
    @Autowired
    private RedisProperties redisProperties;

    public synchronized void unlockPath0(String agvNo, String codeData) {
        try {

            Resource resource = new ClassPathResource("unlock.py");
            File tempScript = null;

            InputStream is = resource.getInputStream();
            tempScript = File.createTempFile("unlock", ".py");
            tempScript.deleteOnExit();

            Files.copy(is, tempScript.toPath(), StandardCopyOption.REPLACE_EXISTING);
            tempScript.setExecutable(true);

            ProcessBuilder processBuilder = new ProcessBuilder(
                    "python"
                    , tempScript.getAbsolutePath()
                    , redisProperties.getHost()
                    , redisProperties.getPassword()
                    , String.valueOf(redisProperties.getPort())
                    , String.valueOf(redisProperties.getIndex())
                    , agvNo
                    , codeData
            );

            processBuilder.redirectErrorStream(true);

            Process process = processBuilder.start();

            BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
            String line;
            StringBuilder builder = new StringBuilder();
            while ((line = reader.readLine()) != null) {
                builder.append(line);
            }

            int exitCode = process.waitFor();
            if (exitCode != 0) {
                log.error("Python script exited with error code: {}", exitCode);
                log.error("python error:{}", builder.toString());
                return;
            }
            reader.close();

            if (builder.length() <= 0) {
                return;
            }

            String result = builder.toString();

            if (!Cools.isEmpty(result)) {
                if (!"1".equals(result)) {
                    log.error("Fail python");
                }
            }


        } catch (Exception e) {
            log.error("MapService.unlockPath", e);
        }
    }

    public synchronized void unlockPath(String agvNo, String codeData) {
        try {
            long startTime = System.currentTimeMillis();

            if (Cools.isEmpty(agvNo, codeData)) {
                return;
            }

            Integer lev = null;

            String[][] codeMatrix = mapDataDispatcher.getCodeMatrix(null);
            int[] codeMatrixIdx = mapDataDispatcher.getCodeMatrixIdx(lev, codeData);


            DynamicNode[][] dynamicMatrix = mapDataDispatcher.getDynamicMatrix(lev);

            DynamicNode dynamicNode = dynamicMatrix[codeMatrixIdx[0]][codeMatrixIdx[1]];

            Integer serial = dynamicNode.getSerial();
            long time = dynamicNode.getTime();

            List<String> resetCodeList = new ArrayList<>();

            for (int i = 0; i < dynamicMatrix.length; i++) {
                for (int j = 0; j < dynamicMatrix[i].length; j++) {

                    if (i == codeMatrixIdx[0] && j == codeMatrixIdx[1]) { continue; }

                    DynamicNode node = dynamicMatrix[i][j];
                    if (node.getVehicle().equals(agvNo)) {
                        if (node.getSerial() < serial || node.getTime() != time) {
                            resetCodeList.add(codeMatrix[i][j]);
                        }
                    }
                }
            }

            if (!Cools.isEmpty(resetCodeList)) {

                mapDataDispatcher.clearDynamicMatrixByCodeList(lev, resetCodeList);
            }

            log.info("解锁路径函数花费时间为：{}毫秒......", System.currentTimeMillis() - startTime);

        } catch (Exception e) {
            log.error("MapService.unlockPath", e);
        }

    }

}