package se.nekotronic.satelliterush;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.os.PowerManager;
import android.os.PowerManager.WakeLock;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;

public class RushActivity extends Activity {
    private RushView the_view;
    private PowerManager the_power_manager;
    private WakeLock the_wake_lock;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        the_view = (RushView) findViewById(R.id.rushview);      

        // Get an instance of the PowerManager
        the_power_manager = (PowerManager) getSystemService(POWER_SERVICE);

        // Create a bright wake lock
        the_wake_lock = the_power_manager.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK, getClass().getName());
    } // onCreate

    @Override
    protected void onResume() {
        super.onResume();

        /* When the activity is resumed, we acquire a wake-lock so that the
         * screen stays on, since the user will likely not be fiddling with the
         * screen or buttons.
         */
        the_wake_lock.acquire();

        // Start the simulation
        the_view.resume();
    }

    @Override
    protected void onPause() {
        super.onPause();
        the_view.pause();
        the_wake_lock.release();
    }

    static final private int MENU_LEFT = Menu.FIRST;
    static final private int MENU_RIGHT = Menu.FIRST + 1;
    static final private int MENU_START = Menu.FIRST + 2;
    static final private int MENU_PAUSE = Menu.FIRST + 3;
    static final private int MENU_QUIT = Menu.FIRST + 4;
    static final private int MENU_HELP = Menu.FIRST + 5;

    MenuItem item_left;
    MenuItem item_right;
    MenuItem item_start;
    MenuItem item_pause;
    MenuItem item_quit;
    MenuItem item_help;

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        item_left = menu.add(Menu.NONE, MENU_LEFT, Menu.NONE, R.string.menutext_left);
        item_right = menu.add(Menu.NONE, MENU_RIGHT, Menu.NONE, R.string.menutext_right);
        item_start = menu.add(Menu.NONE, MENU_START, Menu.NONE, R.string.menutext_start);
        item_pause = menu.add(Menu.NONE, MENU_PAUSE, Menu.NONE, R.string.menutext_pause);
        item_quit = menu.add(Menu.NONE, MENU_QUIT, Menu.NONE, R.string.menutext_quit);
        item_help = menu.add(Menu.NONE, MENU_HELP, Menu.NONE, R.string.menutext_help);
        return true;
    }

    public void disable_corner_commands() {
        item_left.setEnabled(false);
        item_right.setEnabled(false);
    }
    
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // TODO Auto-generated method stub
        // return super.onOptionsItemSelected(item);

        int menyvalet = item.getItemId();
        switch (menyvalet) {
        case MENU_LEFT:
            // showWarning("Can't set left corner yet.", this);
            the_view.mark_left_corner();
            break;
        case MENU_RIGHT:
            // showWarning("Can't set right corner yet.", this);
            the_view.mark_right_corner();
            break;
        case MENU_START:
            the_view.start_moving();
            break;
        case MENU_PAUSE:
            the_view.stop_moving();
            break;
        case MENU_QUIT:
            askQuit();
            break;
        case MENU_HELP:
            Intent the_help_intent = new Intent(RushActivity.this, HelpActivity.class);
            startActivity(the_help_intent);
            break;
        default:
            showWarning("This can't happen. How strange.", this);
            break;
        } // switch
        return true;
    } // onOptionsItemSelected
    
    public static void showWarning(String message, Context c) {
        AlertDialog.Builder builder = new AlertDialog.Builder(c);
        builder.setTitle("Hi there!");
        builder.setMessage(message);

        builder.setNeutralButton("Ok", null);
        builder.show();
    } // showWarning

    private void askQuit() {
        final Activity the_activity = this;
        final AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setMessage("Really quit?");

        DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                switch (which){
                case DialogInterface.BUTTON_POSITIVE:
                    // "Yes" button clicked
                    the_activity.finish();
                    break;

                case DialogInterface.BUTTON_NEGATIVE:
                    // "No" button clicked
                    break;
                }
            } // OnClickListener
        };

        builder.setPositiveButton("Yes, quit", listener);
        builder.setNegativeButton("No", listener);
        builder.show();
    } // askQuit
    
} // class RushActivity