package musicdownloader;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.io.*;

public class MusicDownloader extends JFrame{
    MenuPanel menu;
    DownloadPanel dPanel;

    String[] fileLines;
    Bookmark[] bookmarks;
    
    Queue downloadQueue;
    
    int windowLength;
    
    
    public MusicDownloader(){
        setBackground(Color.BLUE);
        
        
        windowLength = 700;
        
        menu = new MenuPanel(windowLength,38);
        menu.setActionListeners(new menuActionListener());  
        
        setLayout(new BorderLayout());
        
        add(menu,BorderLayout.NORTH);
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setLocationRelativeTo(null);
        pack();
        setVisible(true);
    
        menu.setActionListeners(new menuActionListener());   
    }   
   
    private void ExtractBookmarksFromFile(){
        try{
            fileLines = readFile();
        } catch (IOException e){
            System.out.println(e.getMessage());
        }
        
        int numberOfBookmarks = 0;
        for (int i = 0; i < fileLines.length; i++){
            if ((fileLines[i].toLowerCase().contains("\"name\":")) && (fileLines[i+2].toLowerCase().contains("youtube"))){
                numberOfBookmarks++;
            }
        }
        System.out.println("NumberOfBookmarks = "+numberOfBookmarks);
        bookmarks = new Bookmark[numberOfBookmarks];
        downloadQueue = new Queue(numberOfBookmarks);
       
        int URLCount = 0;
        for (int i = 0; i < (fileLines.length - 18); i++){
            if((fileLines[i].toLowerCase().contains("\"name\":")) && (fileLines[i+2].toLowerCase().contains("youtube"))){  //"\"name\":"
                bookmarks[URLCount] = new Bookmark(fileLines[i],fileLines[i+2]);
                URLCount++;
            }
        }
        
        for (int i = 0; i < numberOfBookmarks; i++){
            String tempName = bookmarks[i].getName();
            tempName = bookmarks[i].getName().toLowerCase().replace("\"name\": \"", "");
            tempName = bookmarks[i].getName().replace("\",", "");
            tempName = bookmarks[i].getName().toLowerCase().replace(" - youtube", "");
            bookmarks[i].setName(tempName);
            
            String tempURL = bookmarks[i].getURL();
            tempURL = bookmarks[i].getURL().toLowerCase().replace("\"url\": ", "");
            tempURL = bookmarks[i].getURL().toLowerCase().replace("\"", "");
            bookmarks[i].setURL(tempURL);
            
            //now display the names of the videos, and let user remove unwanted videos from the download list.
        }
    }
    
    private String[] readFile() throws IOException{
        String[] arrayLines;
          
           ReadFile file = new ReadFile(dPanel.getFilePath()); 
           arrayLines = file.openFile();
           
        return (file.openFile());
    }
    
    private class menuActionListener implements ActionListener{
        public void actionPerformed(ActionEvent e){
            String eventName = e.getActionCommand();

            switch(eventName){
                case "downloadMusic":{
                    dPanel = new DownloadPanel(windowLength,150,new downloadActionListener());
                    add(dPanel,BorderLayout.SOUTH);
                    pack();
                    
                    if (dPanel.getFileExists()){
                        System.out.println("File found");
                    }else{
                        dPanel.displaySelectFile();
                        pack();
                    }
                    break;
                }
                case "renameMusic":{
                    System.out.println("rename");
                    break;
                }
            }
        }
    }
    private class downloadActionListener implements ActionListener{
        public void actionPerformed(ActionEvent e){
            String eventName = e.getActionCommand();

            switch(eventName){
                case "selectFile":{
                    dPanel.chooseFile();
                    pack();
                    break;
                }
                case "continue":{
                    dPanel.displaySongsList(bookmarks);
                }
            }
        }
    }

    private static void startProgram(){
        MusicDownloader run = new MusicDownloader();
    }
    
    public static void main(String[] args){
        startProgram();
    }
}