package View.Panels;

import Model.Line;
import View.MainFrame;

import View.PlotDialog;
import java.util.Arrays;
import java.util.LinkedList;
import javax.swing.*;
import javax.swing.border.TitledBorder;
import javax.swing.table.DefaultTableModel;
import java.awt.*;

/**
 * Created by armin on 02.08.17.
 */
public class EvaluationPanel extends JPanel{

    private final MainFrame view;
    private JTable table;
    private JButton start;
    private JRadioButton evalTypeOne; //1: Alg - N: Data
    private JRadioButton evalTypeTwo; //N: Alg - 1: Data
    private ButtonGroup radiobuttonGroup;
    private ButtonGroup checkboxGroup;

    private JCheckBox  lms; //1: Alg - N: Data
    private JCheckBox  rm; //N: Alg - 1: Data
    private JCheckBox  ts; //1: Alg - N: Data

    private JPanel comp;
    private JPanel algorithmPanel;
    private JPanel leftSidePanel;
    private JPanel datasetCount;
    private JComboBox<Integer> datasetCountChoice;
    private JLabel datasetCountLabel;

    private JSplitPane splitPane;

    private DefaultTableModel model;
    private JPanel buttonPanel;
    private PlotDialog plotDialog;

    public EvaluationPanel(MainFrame view){
        super();
        this.view = view;
        this.setLayout(new BorderLayout());
        this.setBorder(new TitledBorder("Evaluation der Algorithmen"));

        init();
        addComponents();
    }

    private void init(){
        datasetCountLabel =  new JLabel("Anzahl der Datensätze");
        Integer[] choice = {1,2,3,4,5,6,7,8,9,10};
        datasetCountChoice = new JComboBox(choice);

        start = new JButton("Start");
        evalTypeOne = new JRadioButton("1 Algorithmus -  N Datensätze");
        evalTypeTwo = new JRadioButton("N Algorithmen - 1 Datensatz");
        lms = new JCheckBox ("Least Median of Squares");
        rm = new JCheckBox ("Repeated Median");
        ts = new JCheckBox ("Theil-Sen");
        radiobuttonGroup = new ButtonGroup();
        checkboxGroup = new ButtonGroup();
        buttonPanel = new JPanel(new FlowLayout());
        leftSidePanel = new JPanel(new BorderLayout());
        comp = new JPanel(new GridLayout(0,1));
        plotDialog = new PlotDialog();
        model = new DefaultTableModel(){
            @Override
            public boolean isCellEditable(int row, int column) {
                //all cells false
                return false;
            }
        };
        table = new JTable(model);
        splitPane = new JSplitPane();
        algorithmPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
        datasetCount = new JPanel(new FlowLayout(FlowLayout.LEFT));

    }

    private void addComponents(){
        evalTypeOne.setSelected(true);
        checkboxGroup.add(lms);
        checkboxGroup.add(rm);
        checkboxGroup.add(ts);
        evalTypeOne.addActionListener(e -> {
            checkboxGroup.add(lms);
            checkboxGroup.add(rm);
            checkboxGroup.add(ts);
        });

        evalTypeTwo.addActionListener(e -> {
            checkboxGroup.remove(lms);
            checkboxGroup.remove(rm);
            checkboxGroup.remove(ts);
        });

        radiobuttonGroup.add(evalTypeOne);
        radiobuttonGroup.add(evalTypeTwo);
        buttonPanel.add(start);

        algorithmPanel.add(lms);
        algorithmPanel.add(rm);
        algorithmPanel.add(ts);

        datasetCount.add(datasetCountLabel);
        datasetCount.add(datasetCountChoice);

        comp.add(evalTypeOne);
        comp.add(evalTypeTwo);
        comp.add(algorithmPanel);
        comp.add(datasetCount);

        start.addActionListener(e -> {
            view.getPresenter().startEvaluation();
        });

        comp.setBorder(new TitledBorder("Konfiguration"));


        //Tabelle
        String[] selections = { "Approximationsgüte","Theil-Sen", "Repeated-Median", "Least Median of Squares"};
        model.setColumnIdentifiers(selections);
        table.setDragEnabled(true);
        JScrollPane scrollPane = new JScrollPane(table);
        scrollPane.setWheelScrollingEnabled(true);
        scrollPane.setBorder(new TitledBorder("Ergebnisse"));


        //Plot
        plotDialog.createPlot(new LinkedList<>());
        plotDialog.setBorder(new TitledBorder("Plot"));

        leftSidePanel.add(comp, BorderLayout.NORTH);
        leftSidePanel.add(scrollPane, BorderLayout.CENTER);

        //Splitpane
        splitPane.setOrientation(JSplitPane.HORIZONTAL_SPLIT);
        splitPane.setResizeWeight(.5d);
        splitPane.setContinuousLayout(true);
        splitPane.setLeftComponent(leftSidePanel);
        splitPane.setRightComponent(plotDialog);

        this.add(splitPane, BorderLayout.CENTER);

        this.add(buttonPanel, BorderLayout.SOUTH);
    }


    public void appendData(Object[] row){
        model.addRow(row);
        this.repaint();
        this.revalidate();
    }

    public void drawLines(Object[] results){
        String[] castedResults =  Arrays.copyOf(results, results.length, String[].class);
        Paint[] color = {Color.ORANGE,Color.ORANGE, Color.RED,Color.RED, Color.MAGENTA,Color.MAGENTA};
        String[] name = {"LMS","", "RM","", "TS"};
        for (int i=0;i<6;i=i+2){
            Double m =  Double.parseDouble(castedResults[i]);
            Double b =  Double.parseDouble(castedResults[i+1]);
            plotDialog.addLineToPlot(m,b,color[i],name[i]);
        }
    }

    public void setDualPoints(LinkedList<Line> points){
        plotDialog = new PlotDialog();
        plotDialog.setBorder(new TitledBorder("Plot"));
        splitPane.setRightComponent(plotDialog);
        plotDialog.createPlot(points);
        plotDialog.repaint();
        plotDialog.revalidate();
    }
}