package com.hxh.spring.test;

import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.*;

public class LogTest {

    private final static Logger logger = LoggerFactory.getLogger(LogTest.class);

    @Test
    public void testLog() throws FileNotFoundException {
        int count = 0;
        String path = "";
        Scanner scanner = new Scanner(new FileInputStream("C:\\Users\\Administrator\\Desktop\\日志\\布丸播放\\video_play.2021-03-12.log"));
        while (scanner.hasNextLine()) {
            String text = scanner.nextLine();
            if (text != null && text.contains("getUserVideoDetail:")) {
                String content = text.split("getUserVideoDetail:")[1];
                content = content.replace("##", "# #");
                String[] sts = content.split("#");
                // device,utdId, loginUid, detailSystemId, videoId, resourceId, from
                resource(sts[4]);
                video(sts[3]);

                count++;
            }
        }
        scanner.close();
        System.out.println(count);
        printMap(resourceMap);
        printMap(videoMap);
    }

    Map<String, Integer> resourceMap = new HashMap<>();


    private void resource(String resourceId) {
        Integer r = resourceMap.get(resourceId);
        if (r == null) {
            resourceMap.put(resourceId, 0);
        }
        resourceMap.put(resourceId, resourceMap.get(resourceId) + 1);
    }

    Map<String, Integer> videoMap = new HashMap<>();

    private void video(String videoId) {
        Integer r = videoMap.get(videoId);
        if (r == null) {
            videoMap.put(videoId, 0);
        }
        videoMap.put(videoId, videoMap.get(videoId) + 1);
    }

    private void printMap(Map<String, Integer> map) {
        //list排序
        TreeMap<Integer, Set<String>> ordersMap = new TreeMap<>(Comparator.reverseOrder());
        for (Iterator<String> its = map.keySet().iterator(); its.hasNext(); ) {
            String key = its.next();
            Integer value = map.get(key);
            if (ordersMap.get(value) == null) {
                ordersMap.put(value, new HashSet<>());
            }
            ordersMap.get(value).add(key);
        }





        int p = 0;
        for (Iterator<Integer> its = ordersMap.keySet().iterator(); its.hasNext(); ) {
            Integer key = its.next();
            System.out.println(key + ":" + ordersMap.get(key));
            p++;
            if (p > 100) {
                break;
            }
        }
    }

}