package service;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class Service {
   public static int[] statistics(File file){
	   //File file=new File(path);
	   //int[]every=
		   if(file.isDirectory()){
			   File[]files=file.listFiles();
			   int[]sum=new int[]{0,0,0,0,0,0};
			   for (int i = 0; i < files.length; i++) {
				  File fl=files[i];
				  sum=plus(sum,statistics(fl));
			  }
			   return sum;
		   }else{
			   return read(file);
		   }
	   
   }
   private static int[] plus(int[] xx,int[] yy) {
	   if(xx.length!=yy.length){
		   throw new RuntimeException("异常");
	   }
	   int[]last=new int[xx.length];
	for (int i = 0; i < yy.length; i++) {
		last[i]=xx[i]+yy[i];
	}
	return last;
}
public static int[] read(File file){
	   String name=file.getName();
	   int[]last=new int[]{0,0,0,0,0,0};
	   int sum1=0;
	   int sum2=0;
	   int sum3=0;
	   if(name.endsWith(".java")){
		   BufferedReader br=null;
		   try{
		   br=new BufferedReader(new FileReader(file));
		   String line=null;
		   while((line=br.readLine())!=null){
			   if(!"".equals(line.trim())){
				   if(!line.trim().startsWith("//")){
					   sum1++;
				   }
				   sum2++;
			   }
			   sum3++;
		   }
		   last[0]=sum1;
		   last[1]=sum2;
		   last[2]=sum3;
		   last[5]=1;
		   }catch(FileNotFoundException e){
			   e.printStackTrace();
		   }catch(IOException e){
			   e.printStackTrace();
		   }finally{
			   try {
				br.close();
			   } catch (IOException e) {
				e.printStackTrace();
			    }
		   }
	   }else{
		   last[0]=0;
		   last[1]=0;
		   last[2]=0;
		   last[3]=0;
		   last[4]=0;
		   last[5]=0;
	   }
	   return last;
   }
}