/**
 *
 *  @author Dębski Piotr S16213
 *
 */

package zad2;

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Finder {

    public int count = 0;
    public int countString = 0;
    public String source;
    Pattern p = Pattern.compile("if\\s*\\(");
    Pattern p1 = Pattern.compile("\\/\\*(.|[\\r\\n])*?\\*\\/"); // wyszukuje wszystkie komentarze multiline
    Pattern p3 = Pattern.compile("//(\\s|\\w|\\n|\\r)+"); //wyszukuje wszystkie komentarze online
    Pattern p4 = Pattern.compile("\"(.)+\""); // wyszukuje wszystkie Stringi

    Pattern p2;
    String content;

    public Finder(String source) throws IOException{
        File f = new File(source);
        if(f.exists() && !f.isDirectory()){
            this.source = source;
            content = new String(Files.readAllBytes(Paths.get(this.source)));
        } else{
            System.out.println("Error! File not found");
        }
    }

    public int getIfCount() throws IOException{

        content = content.replaceAll("\\/\\*(.|[\\r\\n])*?\\*\\/", "");
        content = content.replaceAll("//(\\s|\\w|\\n|\\r)+", "");
        content = content.replaceAll("\"(.)+\"", "");
        Matcher m = p.matcher(content);

        while(m.find()){
            count++;
        }
        return count;
    }

    public int getStringCount(String s){
        p2 = Pattern.compile(s);
        Matcher m = p2.matcher(content);

        while(m.find()){
            countString++;
        }
        return countString;
    }
}