package info.augendre.caps_extractor;

import com.intellij.uiDesigner.core.GridConstraints;
import com.intellij.uiDesigner.core.GridLayoutManager;

import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ResourceBundle;

/**
 * Created by Gabriel.
 */
public class MainPanel {
    private JTextField inputField;
    private JPanel contentPanel;
    private JTextField outputField;
    private boolean parse;

    public MainPanel() {
        parse = false;
        inputField.addKeyListener(new KeyAdapter() {
            @Override
            public void keyPressed(KeyEvent e) {
                parse = e.getKeyCode() == KeyEvent.VK_BACK_SPACE || inputField.getSelectedText() != null;
            }

            @Override
            public void keyReleased(KeyEvent e) {
                if (parse) {
                    outputField.setText(extractUpperCase(inputField.getText()));
                } else {
                    char key = e.getKeyChar();
                    if (Character.isUpperCase(key)) {
                        outputField.setText(outputField.getText() + key);
                    }
                }
            }
        });
    }

    private String extractUpperCase(String s) {
        String upperCase = "";
        for (int i = 0; i < s.length(); i++) {
            char current = s.charAt(i);
            if (Character.isUpperCase(current)) {
                upperCase += current;
            }
        }

        return upperCase;
    }

    public JPanel getContentPanel() {
        return contentPanel;
    }

    {
// GUI initializer generated by IntelliJ IDEA GUI Designer
// >>> IMPORTANT!! <<<
// DO NOT EDIT OR ADD ANY CODE HERE!
        $$$setupUI$$$();
    }

    /**
     * Method generated by IntelliJ IDEA GUI Designer
     * >>> IMPORTANT!! <<<
     * DO NOT edit this method OR call it in your code!
     *
     * @noinspection ALL
     */
    private void $$$setupUI$$$() {
        contentPanel = new JPanel();
        contentPanel.setLayout(new GridLayoutManager(2, 2, new Insets(10, 10, 10, 10), -1, -1));
        inputField = new JTextField();
        contentPanel.add(inputField, new GridConstraints(0, 1, 1, 1, GridConstraints.ANCHOR_WEST, GridConstraints.FILL_HORIZONTAL, GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, new Dimension(400, -1), null, 0, false));
        outputField = new JTextField();
        contentPanel.add(outputField, new GridConstraints(1, 1, 1, 1, GridConstraints.ANCHOR_WEST, GridConstraints.FILL_HORIZONTAL, GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED, null, new Dimension(150, -1), null, 0, false));
        final JLabel label1 = new JLabel();
        this.$$$loadLabelText$$$(label1, ResourceBundle.getBundle("info/augendre/caps_extractor/strings").getString("label.input"));
        contentPanel.add(label1, new GridConstraints(0, 0, 1, 1, GridConstraints.ANCHOR_EAST, GridConstraints.FILL_NONE, GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0, false));
        final JLabel label2 = new JLabel();
        this.$$$loadLabelText$$$(label2, ResourceBundle.getBundle("info/augendre/caps_extractor/strings").getString("label.output"));
        contentPanel.add(label2, new GridConstraints(1, 0, 1, 1, GridConstraints.ANCHOR_EAST, GridConstraints.FILL_NONE, GridConstraints.SIZEPOLICY_FIXED, GridConstraints.SIZEPOLICY_FIXED, null, null, null, 0, false));
        label1.setLabelFor(inputField);
        label2.setLabelFor(outputField);
    }

    /**
     * @noinspection ALL
     */
    private void $$$loadLabelText$$$(JLabel component, String text) {
        StringBuffer result = new StringBuffer();
        boolean haveMnemonic = false;
        char mnemonic = '\0';
        int mnemonicIndex = -1;
        for (int i = 0; i < text.length(); i++) {
            if (text.charAt(i) == '&') {
                i++;
                if (i == text.length()) break;
                if (!haveMnemonic && text.charAt(i) != '&') {
                    haveMnemonic = true;
                    mnemonic = text.charAt(i);
                    mnemonicIndex = result.length();
                }
            }
            result.append(text.charAt(i));
        }
        component.setText(result.toString());
        if (haveMnemonic) {
            component.setDisplayedMnemonic(mnemonic);
            component.setDisplayedMnemonicIndex(mnemonicIndex);
        }
    }

    /**
     * @noinspection ALL
     */
    public JComponent $$$getRootComponent$$$() {
        return contentPanel;
    }
}