package net.sourceforge.pain.tools.guitool;

import javax.swing.*;
import java.awt.*;
import java.io.*;

public class GuiTool {

    public static ApplicationFrame appFrame;

    public static void main(String[] args) throws Exception {
        appFrame = new ApplicationFrame(GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration());
        appFrame.go();
    }

    public static void log(String message) {
        GuiTool.appFrame.workspacePanel.logPanel.message(message);
    }

    public static void statusLog(String message) {
        GuiTool.appFrame.workspacePanel.logPanel.message(message);
        GuiTool.appFrame.statusBar.setContextMessage(message);
    }

    public static String readTextFile(Class clazz, String fileName) throws IOException {
        if (clazz == null) {
            clazz = GuiTool.class;
            fileName = "/net/sourceforge/pain/tools/guitool/resources/" + fileName; //default path
        }
        final InputStream is = clazz.getResourceAsStream(fileName);
        if (is != null) {
            try {
                byte[] arr = new byte[is.available()];
                is.read(arr);
                return new String(arr);
            } finally {
                is.close();
            }
        } else {
            return "resource not found: " + fileName;
        }
    }


    public static ImageIcon loadImage(String imageName, String desc) {
        String path = "/net/sourceforge/pain/tools/guitool/resources/images/" + imageName;
        return new ImageIcon(GuiTool.class.getResource(path), desc);
    }

    /**
     * Handles error messages
     *
     * @param data is allowed to contain:
     *             <ul>
     *             <li> Object[]{"Message", Exception}
     *             <li> Exception
     *             <li> Message(String)
     *             </ul>
     */
    public static void showFailInfo(Object data) {
        if (data == null) {
            JOptionPane.showMessageDialog(appFrame.workspacePanel, "<<no addition info>>", "Error", JOptionPane.ERROR_MESSAGE);
        } else if (data instanceof Exception) {
            Exception e = (Exception) data;
            JOptionPane.showMessageDialog(appFrame.workspacePanel, ""+e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
        } else if (Object.class.equals(data.getClass().getComponentType())) {
            Object[] arr = (Object[]) data;
            if (arr.length == 0) {
                JOptionPane.showMessageDialog(appFrame.workspacePanel, "<<no addition info>>", "Error", JOptionPane.ERROR_MESSAGE);
            }
            if (arr.length == 1) {
                showFailInfo(arr[0]);
            } else {
                String message = (String) arr[0];
                Exception e = (Exception) arr[1];
                JOptionPane.showMessageDialog(appFrame.workspacePanel, message + "\n" + e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
            }
        } else { //treat data as String
            JOptionPane.showMessageDialog(appFrame.workspacePanel, data, "Error", JOptionPane.ERROR_MESSAGE);
        }

    }

}