package com.cdrag.quadroid;

import java.util.List;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.hardware.Sensor;
import android.hardware.SensorManager;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.CheckBox;
import android.widget.TextView;
import android.widget.Toast;

public class quadroid extends Activity {

	private TextView introtext;
	private WifiManager wifimanager;
	private WifiInfo wifiinfo;
	private View buttonview;
	private View quadroidlogoview;
	private String dssid,cssid;
	private int state;
	private SensorManager sensormanager;
        private List<Sensor> sensors;
    private CheckBox joystickcheckbox;
    private CheckBox accelerometerckcheckbox;
    private boolean accelerometerflag = false;
	private boolean accsupp = false;

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

        sensormanager = (SensorManager)getSystemService(Context.SENSOR_SERVICE);
        sensors = sensormanager.getSensorList(Sensor.TYPE_ACCELEROMETER);
        if(sensors.size() > 0)		// check if the device has an accelerometer
        {
        	accsupp = true;			// accelerometer flag true
        }

        wifimanager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
        wifiinfo = wifimanager.getConnectionInfo();
        cssid = wifiinfo.getSSID();		//check the current SSID
        dssid = "QUADROID";					//desired SSID
        state = wifimanager.getWifiState();		//check wifi current state

        switch(state){
        case 0:			//wifi state disabling
        case 1:			//wifi state disabled
        case 4:			//wifi state unknown
        	wifimanager.setWifiEnabled(true);		// turn on wifi
        	Toast.makeText(this, "Enabling Wifi", Toast.LENGTH_SHORT).show();
        	Toast.makeText(this, "Select Quadroid AP", Toast.LENGTH_LONG).show();
        	startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK));    // start the settings intent in order to choose the right AP
        break;
        case 2:			//wifi state enabling
        case 3:			//wifi state enabled
        	if (cssid == null){		//wifi is on, but it's not connected to any AP
        		Toast.makeText(this, "Select Quadroid AP", Toast.LENGTH_SHORT).show();
    			startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK)); // start the settings intent in order to choose the right AP
        	}
        	else if(cssid.equals(dssid)){	//wifi is on and it's connected to the right AP
        	Toast.makeText(this, "Ready to proceed", Toast.LENGTH_SHORT).show();
        	}
        	else{
        		wifimanager.disconnect();	//wifi is on, but it's not connected to right AP
        		Toast.makeText(this, "Currently AP disconnected", Toast.LENGTH_SHORT).show();
    			Toast.makeText(this, "Select Quadroid AP", Toast.LENGTH_LONG).show();
    			startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK));  // start the settings intent in order to choose the right AP
        	}
        break;
        }

        quadroidlogoview = (View) findViewById(R.id.QuadroidLogoView);    	// initiate view
        quadroidlogoview.setBackgroundDrawable(getResources().getDrawable(R.drawable.quadroid_logo));	//set the background


        joystickcheckbox = (CheckBox) findViewById(R.id.JoystickCheckBox);		//initiate checkbox
        joystickcheckbox.setChecked(true);		//set to "pressed"
        joystickcheckbox.setOnClickListener(new OnClickListener() {			//do something on click
            public void onClick(View v) {
            	if(accelerometerflag == true){		//if clicked and if the other checkbox was clicked
            		joystickcheckbox.setChecked(true);		//checkbox "pressed"state
                	accelerometerckcheckbox.setChecked(false);	//turn the other checkbox to "unpressed" state, so there will be always one way to control
                	accelerometerflag = false;
            	}
            	else {		//if clicked and if the other checkbox wasn't clicked
            		joystickcheckbox.setChecked(true);	//preserve the "pressed" state
            	}

            }
        });

        accelerometerckcheckbox = (CheckBox) findViewById(R.id.AccelerometerCheckBox); 	//initiate checkbox
        accelerometerckcheckbox.setChecked(false);		//set to "unpressed"
        accelerometerckcheckbox.setOnClickListener(new OnClickListener() {		//do something on click
            public void onClick(View v) {
            	if (accelerometerflag == false){         	//if clicked and if the other checkbox was clicked
            		if (accsupp == true){					//check if the accelerometer is supported on the device
            			accelerometerckcheckbox.setChecked(true);		//checkbox "pressed"state
            			joystickcheckbox.setChecked(false);		//turn the other checkbox to "unpressed" state, so there will be always one way to control
            			accelerometerflag = true;
            		}
            		else{           		//if clicked and accelerometer is not supported
            			accelerometerckcheckbox.setChecked(false);
            			accelerometerflag = false; 		//maintain the "pressed" state
            			missingaccelerometer();			//call method
            		}
            	}
            	else {		//if clicked and if the other checkbox wasn't clicked
            		accelerometerckcheckbox.setChecked(true);	//preserved the "pressed" state
            	}
            }
        });

        introtext = (TextView) findViewById(R.id.IntroText);		//initiate text to display
        introtext.setTextSize(40);		//set text size
        introtext.setTextColor(Color.GREEN);		//set text color
        introtext.setText("Quadroid");		//set text to display

        buttonview = (View) findViewById(R.id.ButtonView);    	//initiate the "start" button
        buttonview.setBackgroundDrawable(getResources().getDrawable(R.drawable.start_1));	//set background
        buttonview.setOnTouchListener(new View.OnTouchListener() { //do something on touch
            @Override
            public boolean onTouch(View v, MotionEvent event){
                int action = event.getAction();		//get the current "touched" state
        		   action = action & MotionEvent.ACTION_MASK;
        		   switch (action){
                   case MotionEvent.ACTION_DOWN:	//if the finger touched the view
        		   case MotionEvent.ACTION_MOVE:	//if the finger was moved on the view
        		    buttonview.setBackgroundDrawable(getResources().getDrawable(R.drawable.start_2)); //set the current state's background
        		    break;
        		   case MotionEvent.ACTION_UP:	//if the finger was lifted up from the view
        			cssid = wifiinfo.getSSID(); 	//get one more time the current SSID
        		    buttonview.setBackgroundDrawable(getResources().getDrawable(R.drawable.start_1));  //set the current state's background
        		    if(dssid.equals(cssid)){	//check if the user is connected to right AP one more time, and only then it can proceed
        		    	initializing();      //call method
        		    	if (accelerometerflag == false){	//if joystick control was chosen, then start the intent with joystick
        		    		startActivity(new Intent(quadroid.this, appmain_joystick.class));
        		    		}
        		    	else{		//if accelerometer control was chosen, then start the intent with acceleromemter support
        		    		startActivity(new Intent(quadroid.this, appmain_accelerometer.class));
        		    		}
        		    	}
        		    else{		//prevent from proceed because the user is still not connected to right
        		    	wrongap();		//call method
        		    }
        		    break;
        		    }
               return true;
    		   }
    	});
    }

    @Override
    public void onBackPressed() {
    	wifimanager.setWifiEnabled(false);
    	quadroid.this.finish();
    }


    public void initializing(){
    	Toast.makeText(this, "<> initializing <>", Toast.LENGTH_SHORT).show();		//display info
    }

    public void wrongap(){
    	Toast.makeText(this, "Connect to Quadroid AP", Toast.LENGTH_SHORT).show();		//display info
    }

    public void missingaccelerometer(){
    	Toast.makeText(this, "Accelerometer unsupported", Toast.LENGTH_SHORT).show();		//display info
    }

 }