package de.tims.gameexplorer;

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;

import de.tims.player_management.Player;
import de.tims.player_management.PlayerManager;

public class GameExplorer {
	
	private JFrame frame;
	private JPanel explorerPanel;
	private JPanel loginPanel;
	private JPanel gamePanel;
	private JPanel navigationPanel;
	private JPanel fleetstormPanel;
	private JPanel fourwinsPanel;
	private JPanel tictactoePanel;
	private JPanel leaderboardPanel;
	private JPanel border1;
	private JPanel border2;
	private JPanel border3;
	private JPanel border4;
	private JPanel border5;
	private JPanel border6;
	private JPanel border7;
	private JButton loginBtn;
	private JButton fleetstormBtn;
	private JButton fourwinsBtn;
	private JButton tictactoeBtn;
	private JButton leaderboardBtn;
	private JButton logoutBtn;
	private JButton exitBtn;
	private JButton backBtn;
	private JLabel username;
	private JLabel loginWarning;
	private JLabel playerName;
	private JLabel playerPoints;
	private JLabel actualPlayerName;
	private JLabel actualPlayerPoints;
	private JLabel chosenGame;
	private JTextField usernameInput;
	private Dimension minSize;
	private Dimension loginBtnSize;
	private Dimension btnSize;
	private Dimension smallBtnSize;
	private GridBagConstraints gbc;
	
	private static final String PLAYER_FILE = "src/main/java/resources/player_data.csv";
	
	private enum Game { FLEETSTORM, FOURWINS, TICTACTOE, LEADERBOARD };
	private Game actualGame;
	private PlayerManager manager;
	private Player actualPlayer;
	
	public GameExplorer() {
		manager = new PlayerManager();
		
		frame = new JFrame("1000 infomagische Spiele");
	
		minSize = new Dimension(480, 360);
		loginBtnSize = new Dimension(91, 20);
		btnSize = new Dimension(160, 40);
		smallBtnSize = new Dimension(75, 30);
		gbc = new GridBagConstraints();
		
		buildLoginPanel();
		buildNavigationPanel();
		buildGamePanels();
		
		frame.add(loginPanel);
		
		frame.setMinimumSize(minSize);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setSize(640, 480);
		frame.setResizable(true);
		frame.setVisible(true);
	}
	
	private void buildExplorerPanel() {
		explorerPanel = new JPanel();
		explorerPanel.setLayout(new GridBagLayout());
		
		playerName = new JLabel("Spieler:");
		playerPoints = new JLabel("Punkte:");
		actualPlayerName = new JLabel(actualPlayer.getName());
		actualPlayerPoints = new JLabel("" + actualPlayer.getPoints());
		
		fleetstormBtn = new JButton("Schiffe versenken");
		fleetstormBtn.setPreferredSize(btnSize);
		fleetstormBtn.addActionListener(new GameAction());
		fourwinsBtn = new JButton("Vier gewinnt");
		fourwinsBtn.setPreferredSize(btnSize);
		fourwinsBtn.addActionListener(new GameAction());
		tictactoeBtn = new JButton("TicTacToe");
		tictactoeBtn.setPreferredSize(btnSize);
		tictactoeBtn.addActionListener(new GameAction());
		leaderboardBtn = new JButton("Leaderboard");
		leaderboardBtn.setPreferredSize(btnSize);
		leaderboardBtn.addActionListener(new GameAction());
		logoutBtn = new JButton("Logout");
		logoutBtn.setPreferredSize(smallBtnSize);
		logoutBtn.addActionListener(new LogoutAction());
		exitBtn = new JButton("Exit");
		exitBtn.setPreferredSize(smallBtnSize);
		exitBtn.addActionListener(new ExitAction());
		
		border1 = new JPanel();
		border1.setOpaque(false);
		border2 = new JPanel();
		border2.setOpaque(false);
		border3 = new JPanel();
		border3.setOpaque(false);
		border4 = new JPanel();
		border4.setOpaque(false);
		border5 = new JPanel();
		border5.setOpaque(false);
		border7 = new JPanel();
		border7.setOpaque(false);
		
		gbc.weightx = 0.0;
		gbc.anchor = GridBagConstraints.CENTER;
		gbc.insets = new Insets(0, 0, 0, 0);
		gbc.gridx = 0;
		gbc.gridy = 0;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border1, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 1;
		gbc.gridwidth = 3;
		gbc.weighty = 0.0;
		explorerPanel.add(fleetstormBtn, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 2;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border2, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 3;
		gbc.gridwidth = 3;
		gbc.weighty = 0.0;
		explorerPanel.add(fourwinsBtn, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 4;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border3, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 5;
		gbc.gridwidth = 3;
		gbc.weighty = 0.0;
		explorerPanel.add(tictactoeBtn, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 6;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border4, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 7;
		gbc.gridwidth = 3;
		gbc.weighty = 0.0;
		explorerPanel.add(leaderboardBtn, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 8;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border5, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 9;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.LINE_END;
		gbc.insets = new Insets(0, 0, 0, 5);
		explorerPanel.add(logoutBtn, gbc);
		
		gbc.gridx = 2;
		gbc.gridy = 9;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.LINE_START;
		gbc.insets = new Insets(0, 5, 0, 0);
		explorerPanel.add(exitBtn, gbc);
		
		gbc.anchor = GridBagConstraints.CENTER;
		gbc.insets = new Insets(0, 0, 0, 0);
		gbc.gridx = 0;
		gbc.gridy = 10;
		gbc.gridwidth = 3;
		gbc.weighty = 1.0 / 6;
		explorerPanel.add(border7, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 11;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.LINE_END;
		explorerPanel.add(playerName, gbc);
		
		gbc.gridx = 2;
		gbc.gridy = 11;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.insets = new Insets(0, 5, 0, 0);
		gbc.anchor = GridBagConstraints.LINE_START;
		explorerPanel.add(actualPlayerName, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 12;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.LINE_END;
		explorerPanel.add(playerPoints, gbc);
		
		gbc.gridx = 2;
		gbc.gridy = 12;
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.insets = new Insets(0, 5, 0, 0);
		gbc.anchor = GridBagConstraints.LINE_START;
		explorerPanel.add(actualPlayerPoints, gbc);
	}
	
	private void buildLoginPanel() {
		loginPanel = new JPanel();
		loginPanel.setLayout(new GridBagLayout());
		
		loginBtn = new JButton("Login");
		loginBtn.setPreferredSize(loginBtnSize);
		loginBtn.addActionListener(new LoginAction());
		username = new JLabel("Name eingeben:");
		loginWarning = new JLabel();
		usernameInput = new JTextField(8);
		
		gbc.gridwidth = 1;
		gbc.weightx = 0.0;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.CENTER;
		gbc.gridx = 0;
		gbc.gridy = 0;
		gbc.insets = new Insets(0, 0, 5, 0);
		loginPanel.add(username, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 1;
		gbc.insets = new Insets(5, 0, 5, 0);
		loginPanel.add(usernameInput, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 2;
		gbc.insets = new Insets(5, 0, 5, 0);
		loginPanel.add(loginBtn, gbc);
		
		gbc.gridx = 0;
		gbc.gridy = 3;
		gbc.insets = new Insets(5, 0, 0, 0);
		loginPanel.add(loginWarning, gbc);
	}
	
	private void buildNavigationPanel() {
		navigationPanel = new JPanel();
		navigationPanel.setLayout(new GridBagLayout());
		
		backBtn = new JButton("< Zurück");
		backBtn.addActionListener(new BackAction());
		
		chosenGame = new JLabel();
		
		border6 = new JPanel();
		border6.setOpaque(false);
		
		gbc.gridwidth = 1;
		gbc.weighty = 0.0;
		gbc.anchor = GridBagConstraints.CENTER;
		gbc.gridx = 0;
		gbc.gridy = 0;
		gbc.weightx = 0.0;
		gbc.insets = new Insets(5, 20, 5, 0);
		navigationPanel.add(backBtn, gbc);
		
		gbc.gridx = 1;
		gbc.gridy = 0;
		gbc.weightx = 1.0;
		gbc.insets = new Insets(0, 0, 0, 0);
		navigationPanel.add(border6, gbc);
		
		gbc.gridx = 2;
		gbc.gridy = 0;
		gbc.weightx = 0.0;
		gbc.insets = new Insets(5, 0, 5, 20);
		navigationPanel.add(chosenGame, gbc);
	}
	
	private void buildGamePanels() {
		gamePanel = new JPanel();
		gamePanel.setLayout(new BorderLayout());
		
		gamePanel.add(navigationPanel, BorderLayout.PAGE_START);
		
		//use of dummy panels because real panels have not been implemented yet
		fleetstormPanel = new JPanel();
		fleetstormPanel.setBackground(Color.BLUE);
		
		fourwinsPanel = new JPanel();
		fourwinsPanel.setBackground(Color.GREEN);
		
		tictactoePanel = new JPanel();
		tictactoePanel.setBackground(Color.YELLOW);
		
		leaderboardPanel = new JPanel();
		leaderboardPanel.setBackground(Color.RED);
	}
	
	private class LoginAction implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			String userInput = usernameInput.getText();
			
			if (!userInput.equals("")) {
				loginWarning.setText("");
				
				manager.loadPlayers(PLAYER_FILE);
				actualPlayer = manager.selectPlayer(userInput);
				
				buildExplorerPanel();
				
				frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
				frame.remove(loginPanel);
				frame.add(explorerPanel);
				frame.revalidate();
				frame.repaint();
			} else {
				loginWarning.setText("Kein Name eingegeben!");
			}
			
		}
	}
	
	private class GameAction implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			//each button adds a different dummy panel to the gamePanel
			if (e.getSource() == fleetstormBtn) {
				actualGame = Game.FLEETSTORM;
				chosenGame.setText("Schiffe versenken");
				gamePanel.add(fleetstormPanel, BorderLayout.CENTER);
			} else if (e.getSource() == fourwinsBtn) {
				actualGame = Game.FOURWINS;
				chosenGame.setText("Vier gewinnt");
				gamePanel.add(fourwinsPanel, BorderLayout.CENTER);
			} else if (e.getSource() == tictactoeBtn) {
				actualGame = Game.TICTACTOE;
				chosenGame.setText("TicTacToe");
				gamePanel.add(tictactoePanel, BorderLayout.CENTER);
			} else if (e.getSource() == leaderboardBtn) {
				actualGame = Game.LEADERBOARD;
				chosenGame.setText("Leaderboard");
				gamePanel.add(leaderboardPanel, BorderLayout.CENTER);
			}
			
			frame.remove(explorerPanel);
			frame.add(gamePanel);
			frame.revalidate();
			frame.repaint();
		}
	}
	
	private class LogoutAction implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			manager.savePlayers(PLAYER_FILE);
			
			buildLoginPanel();
			
			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			frame.remove(explorerPanel);
			frame.add(loginPanel);
			frame.revalidate();
			frame.repaint();
		}
	}
	
	private class ExitAction implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			manager.savePlayers(PLAYER_FILE);
			
			System.exit(0);
		}
	}
	
	private class BackAction implements ActionListener {
		@Override
		public void actionPerformed(ActionEvent e) {
			switch (actualGame) {
				case FLEETSTORM:
					gamePanel.remove(fleetstormPanel);
					break;
				case FOURWINS:
					gamePanel.remove(fourwinsPanel);
					break;
				case TICTACTOE:
					gamePanel.remove(tictactoePanel);
					break;
				case LEADERBOARD:
					gamePanel.remove(leaderboardPanel);
			}
			
			actualPlayerPoints.setText("" + actualPlayer.getPoints());
			
			frame.remove(gamePanel);
			frame.add(explorerPanel);
			frame.revalidate();
			frame.repaint();
		}
	}
	
	public static void main(String[] args) {
		new GameExplorer();
	}
}