package java2;

import java.io.*;

import java.nio.charset.StandardCharsets;

import java.nio.file.Files;

import java.nio.file.Paths;

import java.util.List;

import java.util.stream.Collectors;

public class FileWrite extends FileHandler{

public static File outFile = new File("/Users/seonghun/공부/spring/network/src/java2/$$$$$$$$.txt");

public FileWrite() throws FileNotFoundException {

super();

fos = new FileOutputStream(outFile);

out = new PrintWriter(fos);

}

public List<String> readFileSome(int num, int end) throws IOException {

BufferedReader reader = Files.newBufferedReader(Paths.get(phoneBook.getCanonicalPath()), StandardCharsets.UTF_8);

List<String> line = reader.lines().skip(num).limit(end-num).collect(Collectors.toList());

return line;

}

public int previousnNavigation(List<String> line, String name){

int pot = 0;

for(int i=0; i<line.size(); i++) {

if (name.compareTo(line.get(i).split(" ")[0]) >= 0) {

pot++;

}

}

return pot;

}

private void writeFile(int put, String str) throws IOException {

String thisLine = "";

int i = 1;

//파일 내용을 한라인씩 읽어 삽입될 라인이 오면 문자열을 삽입

while ((thisLine = in.readLine()) != null) {

out.println(thisLine);

if (i == put)

out.println(str);

i++;

}

phoneBook.delete();

outFile.renameTo(new File("/Users/seonghun/공부/spring/network/src/java2/phoneBook.txt"));

}

@Override

public void run() throws IOException {

InitializationLetter();

System.out.print("이름을 입력해주세요: ");

String name = scanner.nextLine();

System.out.print("전화번호를 입력해주세요: ");

String phone = scanner.nextLine();

int ArrayNum = convertChar(name.charAt(0)); // 모음 위치 찾기

List<String> value = null;

int put = 0;

if(ArrayNum != 0) {

value = readFileSome(letter[ArrayNum - 1], letter[ArrayNum]);

put = previousnNavigation(value, name);

writeFile(put+letter[ArrayNum-1], name+" "+phone);

}else if(ArrayNum == 0){

value = readFileSome(0, letter[ArrayNum]);

put = previousnNavigation(value, name);

writeFile(put, name+" "+phone);

}

System.out.println(name+"님이 추가되었습니다.");

setStream();

}

}