package org.leumasjaffe.recipe.view;

import javax.swing.JPanel;
import java.awt.GridBagLayout;
import javax.swing.JTextField;
import java.awt.GridBagConstraints;
import java.awt.Insets;
import java.awt.event.ItemEvent;
import java.text.NumberFormat;
import java.util.Locale;

import javax.swing.JToggleButton;
import javax.swing.event.DocumentListener;
import javax.swing.text.NumberFormatter;

import org.leumasjaffe.recipe.model.Ingredient;

import javax.swing.DefaultComboBoxModel;
import javax.swing.JComboBox;
import javax.swing.JFormattedTextField;
import java.awt.Font;
import javax.swing.JLabel;

@SuppressWarnings("serial")
public class IngredientPanel extends JPanel implements AutoGrowPanel.DocumentListenable {
	private JTextField txtName;
	
	public IngredientPanel() {
		GridBagLayout gridBagLayout = new GridBagLayout();
		gridBagLayout.columnWidths = new int[]{0, 100, 40, 0, 0, 0};
		gridBagLayout.rowHeights = new int[]{0, 0};
		gridBagLayout.columnWeights = new double[]{0.0, 1.0, 0.0, 0.0, 0.0, Double.MIN_VALUE};
		gridBagLayout.rowWeights = new double[]{0.0, Double.MIN_VALUE};
		setLayout(gridBagLayout);
		
		JLabel label = new JLabel("\u2022");
		GridBagConstraints gbc_label = new GridBagConstraints();
		gbc_label.insets = new Insets(0, 0, 0, 5);
		gbc_label.anchor = GridBagConstraints.EAST;
		gbc_label.gridx = 0;
		gbc_label.gridy = 0;
		add(label, gbc_label);
		
		txtName = new JTextField();
		txtName.setFont(new Font("Source Code Pro", Font.PLAIN, 10));
		GridBagConstraints gbc_txtName = new GridBagConstraints();
		gbc_txtName.fill = GridBagConstraints.HORIZONTAL;
		gbc_txtName.insets = new Insets(0, 0, 0, 5);
		gbc_txtName.gridx = 1;
		gbc_txtName.gridy = 0;
		add(txtName, gbc_txtName);
		txtName.setColumns(10);
		
		NumberFormatter fmtDone = new NumberFormatter(NumberFormat.getNumberInstance(Locale.getDefault()));
		fmtDone.setMinimum(0.0);
		fmtDone.setCommitsOnValidEdit(true);
		JFormattedTextField txtAmount = new JFormattedTextField(fmtDone);
		txtAmount.setFont(new Font("Source Code Pro", Font.PLAIN, 10));
		GridBagConstraints gbc_txtAmount = new GridBagConstraints();
		gbc_txtAmount.fill = GridBagConstraints.HORIZONTAL;
		gbc_txtAmount.insets = new Insets(0, 0, 0, 5);
		gbc_txtAmount.gridx = 2;
		gbc_txtAmount.gridy = 0;
		add(txtAmount, gbc_txtAmount);
		txtAmount.setColumns(4);
		
		JToggleButton tglbtnUnits = new JToggleButton("vol");
		tglbtnUnits.setFont(new Font("Source Code Pro", Font.PLAIN, 10));
		tglbtnUnits.setMargin(new Insets(2, 5, 2, 5));
		GridBagConstraints gbc_tglbtnUnits = new GridBagConstraints();
		gbc_tglbtnUnits.insets = new Insets(0, 0, 0, 5);
		gbc_tglbtnUnits.gridx = 3;
		gbc_tglbtnUnits.gridy = 0;
		add(tglbtnUnits, gbc_tglbtnUnits);
		
		JComboBox<Ingredient.Weight> weights = new JComboBox<>(new DefaultComboBoxModel<>(Ingredient.Weight.values()));
		weights.setFont(new Font("Source Code Pro", Font.PLAIN, 10));
		JComboBox<Ingredient.Volume> volumes = new JComboBox<>(new DefaultComboBoxModel<>(Ingredient.Volume.values()));
		volumes.setFont(new Font("Source Code Pro", Font.PLAIN, 10));
		GridBagConstraints gbc_comboBox = new GridBagConstraints();
		gbc_comboBox.fill = GridBagConstraints.HORIZONTAL;
		gbc_comboBox.gridx = 4;
		gbc_comboBox.gridy = 0;
		add(volumes, gbc_comboBox);
//		add(weights, gbc_comboBox);

		tglbtnUnits.addItemListener(e -> {
			if (e.getStateChange() == ItemEvent.SELECTED) {
				tglbtnUnits.setText("wgt");
				remove(volumes);
				add(weights, gbc_comboBox);
			} else {
				tglbtnUnits.setText("vol");
				remove(weights);
				add(volumes, gbc_comboBox);
			}
			repaint();
		});
	}

	@Override
	public void addDocumentListener(DocumentListener dl) {
		this.txtName.getDocument().addDocumentListener(dl);
	}

	@Override
	public void removeDocumentListener(DocumentListener dl) {
		this.txtName.getDocument().removeDocumentListener(dl);
	}

}