package view;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;

import controller.databaseConnection;
import javafx.collections.ObservableList;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ComboBox;
import javafx.scene.control.Label;
import javafx.scene.layout.Background;
import javafx.scene.layout.BackgroundFill;
import javafx.scene.layout.CornerRadii;
import javafx.scene.layout.Pane;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.stage.Stage;

public class ChallengeScreen extends Gui {

	Pane challengePane = new Pane();
	Scene challengeScene = new Scene(challengePane, 400, 800);

	private Stage primaryStage;
	private ArrayList<String> players = new ArrayList<>(); // for testing JM
	private databaseConnection dbcon = new databaseConnection("jdbc:mysql://databases.aii.avans.nl/sficken_db",
			"sficken", "Ab12345");
	private ArrayList<ComboBox<String>> comboBoxes = new ArrayList<>();
	private ArrayList<Button> buttons = new ArrayList<>();
	private ArrayList<String> playersInGame = new ArrayList<>();
	private ArrayList<String> occupiedPlayers = new ArrayList<>();
	private ArrayList<String> invitedPlayers = new ArrayList<>();

	private int gameID;
	private Button finishButton;
	private boolean[] playersSet = new boolean[3];
	private Timer timer;
	private TimerTask timerTask;
	private Button backButton;

	public ChallengeScreen(Stage primaryStage) {
		this.primaryStage = primaryStage;
	}

	public void makeChallengeScreen() {

		setUpScene();

		makeBackButton();

		makeTitleLabel();

		makeComboBoxes();

		primaryStage.show(); // for testing, remove when finished JM

	}

	private void setUpScene() {

		primaryStage.setTitle("Spelers uitdagen");
		primaryStage.centerOnScreen();
		challengeScene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
		challengePane.getStyleClass().add("pane");
		primaryStage.setScene(challengeScene);
		primaryStage.setResizable(false);
	}

	private void makeBackButton() {

		backButton = new Button("Terug");
		backButton.setPrefHeight(50);
		backButton.setPrefWidth(150);
		backButton.setTranslateX(0);
		backButton.setTranslateY(0);
		challengePane.getChildren().add(backButton);
		backButton.setOnAction(new EventHandler<ActionEvent>() {

			@Override
			public void handle(ActionEvent event) {
				MainMenuScreen screen = new MainMenuScreen();
				screen.makeMainMenuScreen(primaryStage);
			}
		});
	}

	private void makeTitleLabel() {
		Label titelLabel = new Label("Spelers uitdagen");
		titelLabel.setTranslateX(170);
		titelLabel.setTranslateY(12.5);
		titelLabel.setFont(Font.font("Arial", 28));
		titelLabel.setTextFill(Color.WHITESMOKE);
		challengePane.getChildren().add(titelLabel);
	}

	private void makeComboBoxes() {

		if (!dbcon.select(
				"SELECT idspel FROM speler WHERE username = '" + player.getName() + "' AND speelstatus = 'uitdager'",
				"idspel").isEmpty()) {

			for (int i = 0; i < (dbcon.select("SELECT idspel FROM speler WHERE username = '" + player.getName()
					+ "' AND speelstatus = 'uitdager'", "idspel").size()); i++) {
				occupiedPlayers.addAll(
						dbcon.select("SELECT username FROM speler WHERE speelstatus = 'uitgedaagde' AND idspel = "
								+ dbcon.select("SELECT idspel FROM speler WHERE username = '" + player.getName()
										+ "' AND speelstatus = 'uitdager'", "idspel").get(i),
								"username"));
			}

			// adds all occupied players to the arraylist of occupied players

		}

		// for testing purposes
		// ArrayList<String> playersInGame = new ArrayList<>();
		// ArrayList<ComboBox<String>> comboBoxes = new ArrayList<>();
		// ArrayList<Button> buttons = new ArrayList<>();
		players.addAll(dbcon.select("SELECT username FROM account ", "username"));

		// System.out.println("players: " + players);
		// System.out.println(occupiedPlayers);
		//
		// for (int y = 0; y < dbcon.select("SELECT username FROM speler",
		// "username").size(); y++) {
		// for (int i = 0; i < occupiedPlayers.size(); i++) {
		// if (occupiedPlayers.get(i).equals(dbcon.select("SELECT username FROM
		// speler", "username").get(y))) {
		// // players.add(dbcon.select("SELECT username FROM account",
		// // "").get(i));
		// System.out.println("We zijn er!");
		// players.remove(dbcon.select("SELECT username FROM account",
		// "username").get(i));
		// // players.addAll(dbcon.select("SELECT username FROM account
		// // ", "username"));
		// }
		// }
		// }

		ArrayList<String> tempGameIDs = dbcon.select(
				"SELECT idspel FROM speler WHERE username = '" + player.getName() + "' AND speelstatus = 'uitdager';",
				"idspel");

		for (String gameID : tempGameIDs) {
			occupiedPlayers.addAll(dbcon.select(
					"SELECT username, idspel FROM speler WHERE idspel = " + gameID + " AND speelstatus = 'uitgedaagde'",
					"username"));

		}
		occupiedPlayers.add(player.getName());
		players.removeAll(occupiedPlayers);

		System.out.println("players: " + players);
		System.out.println("occupiedPlayers: " + occupiedPlayers);

		VBox vbBoxes = new VBox();
		vbBoxes.setTranslateX(20);
		vbBoxes.setTranslateY(100);
		challengePane.getChildren().add(vbBoxes);

		for (int i = 0; i < 3; i++) {
			comboBoxes.add(makeComboBox(i * 100));
			vbBoxes.getChildren().add(comboBoxes.get(i));
		}

		for (int i = 0; i < 3; i++) {

			buttons.add(makeSetButton(i));
			vbBoxes.getChildren().add(buttons.get(i));
		}

		setTransXY(buttons.get(0), 310, -120);
		setTransXY(buttons.get(1), 310, -19);
		setTransXY(buttons.get(2), 310, 82);

		finishButton = new Button("BEGINNEN!");
		finishButton.setDisable(true);
		finishButton.setTranslateX(-20);
		finishButton.setTranslateY(360);
		finishButton.setPrefHeight(100);
		finishButton.setPrefWidth(400);
		vbBoxes.getChildren().add(finishButton);
		finishButton.setOnAction(new EventHandler<ActionEvent>() {

			@Override
			public void handle(ActionEvent event) {

				backButton.setDisable(true);
				finishButton.setDisable(true);

				for (ComboBox<String> box : comboBoxes) {
					invitedPlayers.add(box.getValue());
				}

				gameID = (Integer.parseInt(dbcon.select("SELECT MAX(idspel) FROM spel", "MAX(idspel)").get(0)) + 1);

				dbcon.insert("INSERT INTO spel (idspel) VALUES (" + gameID + ");");

				dbcon.insert("INSERT INTO speler (idspel, username, kleur, speelstatus, volgnr) VALUES (" + gameID
						+ ", '" + comboBoxes.get(0).getValue().toString() + "', 'wit', 'uitgedaagde', 2)");
				dbcon.insert("INSERT INTO speler (idspel, username, kleur, speelstatus, volgnr) VALUES (" + gameID
						+ ", '" + comboBoxes.get(1).getValue().toString() + "', 'blauw', 'uitgedaagde', 3)");
				dbcon.insert("INSERT INTO speler (idspel, username, kleur, speelstatus, volgnr) VALUES (" + gameID
						+ ", '" + comboBoxes.get(2).getValue().toString() + "', 'oranje', 'uitgedaagde', 4)");
				dbcon.insert("INSERT INTO speler (idspel, username, kleur, speelstatus, volgnr) VALUES (" + gameID
						+ ", '" + player.getName() + "', 'rood', 'uitdager', 1)");

				startTimer();

			}

		});

		for (int i = 0; i < playersInGame.size(); i++) {
			if (dbcon.select("SELECT speelstatus FROM speler WHERE username = '" + playersInGame.get(i) + "'",
					"speelstatus").get(0).equals("gereed")) {
				buttons.get(i).getStyleClass().add("buttonGreen");
				comboBoxes.get(i).getStyleClass().add("comboBoxGreen");
			}
		}

		// comboBoxes.get(0).setStyle("-fx-background-color: green");
		// comboBoxes.get(0).setDisable(true);
		// comboBoxes.get(0).setStyle("-fx-background-color: red");

	}

	private void startTimer() {

		HashMap<String, String> playerStatus = new HashMap<>();

		timer = new Timer();
		timerTask = new TimerTask() {

			@Override
			public void run() {

				ArrayList<String> usernames = dbcon.select("SELECT * FROM speler WHERE idspel = " + gameID + ";",
						"username");
				ArrayList<String> status = dbcon.select("SELECT * FROM speler WHERE idspel = " + gameID + ";",
						"speelstatus");

				boolean[] acceptedChallenges = new boolean[playerStatus.size()];
				boolean tempBoolean = false;

				for (int i = 0; i < usernames.size(); i++) {
					playerStatus.put(usernames.get(i), status.get(i));
				}

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

					if (playerStatus.get(usernames.get(i)).equals("geweigerd")) {
						comboBoxes.get(i).setStyle("-fx-background-color: red");
						acceptedChallenges[i] = false;

					} else if (playerStatus.get(usernames.get(i)).equals("geaccepteerd")) {
						comboBoxes.get(i).setStyle("-fx-background-color: green");
						acceptedChallenges[i] = true;
						// System.out.println("Geaccepteerd");
					}
				}

				for (boolean accept : acceptedChallenges) {

					if (!accept) {
						return;
					}
					tempBoolean = accept;

					if (tempBoolean) {
						timer.cancel();

					}
				}
			}
		};

		timer.scheduleAtFixedRate(timerTask, 0, 1000);
	}

	private void removePlayer(ComboBox<String> box) {
		players.remove(box.getValue());
		playersInGame.remove(box.getValue());
		for (int i = 0; i < comboBoxes.size(); i++) {

			if (box != comboBoxes.get(i)) {

				comboBoxes.get(i).getItems().remove(box.getValue());
			}
		}
	}

	private void addPlayer(ComboBox<String> selectedBox) {

		players.add(selectedBox.getValue());
		for (ComboBox<String> box : comboBoxes) {

			if (selectedBox != box) {

				box.getItems().add(selectedBox.getValue());
				Collections.sort(box.getItems());
			}
		}
	}

	// private void addPlayer(ComboBox<String> box){
	// players.add(box.getValue());
	// for(int i = 0 ; i < comboBoxes.size(); i++){
	// if(box != comboBoxes.get(i)){
	// comboBoxes.get(i).getItems().add(box.getValue());
	// }
	// }
	// }

	private void doSelectButton(ComboBox<String> box, Button button, ArrayList<String> playersInGame, int i) {
		if (!box.isDisabled()) {
			button.setText("X");
			playersInGame.add(box.getValue());
			box.setDisable(true);
			// dbcon.insert("UPDATE speler SET speelstatus = 'uitgedaagde' WHERE
			// username = '" + box.getValue().toString() + "'");
			removePlayer(box);
			playersSet[i] = true;

		} else {
			box.setDisable(true);
			playersInGame.remove(box.getValue());
			button.setText("+");
			box.setDisable(false);
			addPlayer(box);
			playersSet[i] = false;
		}
	}

	private ComboBox<String> makeComboBox(double transY) {
		ComboBox<String> box = new ComboBox<>();
		box.getItems().addAll(players);
		box.setPromptText("Gebruikersnaam");
		// vbBoxes.getChildren().add(box1);
		box.getStyleClass().add("comboBox");
		box.setTranslateY(transY);
		box.setPrefHeight(20);
		box.setPrefWidth(280);

		return box;
	}

	private Button makeSetButton(int i) {
		Button btn = new Button("+");
		btn.getStyleClass().add("setButton");
		// vbBoxes.getChildren().add(setButton4);
		// buttons.add(setButton4);
		btn.setOnAction(new EventHandler<ActionEvent>() {

			@Override
			public void handle(ActionEvent event) {
				doSelectButton(comboBoxes.get(i), btn, playersInGame, i);
				updateFinishButton();
			}
		});
		return btn;
	}

	private void updateFinishButton() {

		boolean tempBool = false;

		for(boolean set : playersSet){

		}

		finishButton.setDisable(!tempBool);
	}

	private void setTransXY(Button btn, double x, double y) {
		btn.setTranslateX(x);
		btn.setTranslateY(y);
	}
}