/*

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*/

package javaproject;

import java.util.LinkedList;

import java.io.*;

/**

*

* @author paulb

*/

public class FileHandler {

public LinkedList<Member> readFile(){

LinkedList<Member> m = new LinkedList();

String lineRead;

String[] splitLine;

Member mem;

try (BufferedReader reader = new BufferedReader(new FileReader("members.csv")))

{

lineRead = reader.readLine();

while (lineRead != null)

{

splitLine = lineRead.split(", ");

if (splitLine[0].equals("S"))

{

mem = new SingleClubMember('S', Integer.parseInt(splitLine[1]), splitLine[2], Double.parseDouble(splitLine[3]), Integer.parseInt(splitLine[4]));

}else

{

mem = new MultiClubMember('M', Integer.parseInt(splitLine[1]), splitLine[2], Double.parseDouble(splitLine[3]), Integer.parseInt(splitLine[4]));

}

m.add(mem);

lineRead = reader.readLine();

}

}

catch (IOException e)

{

System.out.println(e.getMessage());

}

return m;

}

public void appendFile(String mem){

try (BufferedWriter writer = new BufferedWriter(new FileWriter("members.csv", true)))

{

writer.write(mem + "\n");

}

catch (IOException e)

{

System.out.println(e.getMessage());

}

}

public void overwriteFile(LinkedList<Member> m){

String s;

try(BufferedWriter writer = new BufferedWriter(new FileWriter("members.temp", false))){

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

{

s = m.get(i).toString();

writer.write(s + "\n");

}

}catch(IOException e){

System.out.println(e.getMessage());

}

try{

File f = new File("members.csv");

File tf = new File("members.temp");

f.delete();

tf.renameTo(f);

}catch(Exception e){

System.out.println(e.getMessage());

}

}

}