package dk.thoerup.ekllauncher;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.provider.Settings;
import android.telephony.TelephonyManager;
import android.text.InputType;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.Window;
import android.webkit.GeolocationPermissions.Callback;
import android.webkit.JsPromptResult;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebStorage;
import android.webkit.WebStorage.QuotaUpdater;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.EditText;

public class EKLLauncherActivity extends Activity {
	
	class CustomChromeClient extends WebChromeClient {
		
		@Override
		public void onReachedMaxAppCacheSize(long spaceNeeded, long totalUsedQuota, QuotaUpdater quotaUpdater) {
			quotaUpdater.updateQuota(totalUsedQuota + 4096);
		}



		public void onProgressChanged(WebView view, int progress) {
			// Activities and WebViews measure progress with different scales.
			// The progress meter will automatically disappear when we reach 100%
			EKLLauncherActivity.this.setProgress(progress * 100);
		}


		@Override
		public void onExceededDatabaseQuota(String url, String databaseIdentifier, long currentQuota, long estimatedSize, long totalUsedQuota, QuotaUpdater quotaUpdater) {
			quotaUpdater.updateQuota(estimatedSize); // altid giv tilladelse til større db quota
		}
	

		@Override
		public void onGeolocationPermissionsShowPrompt(String origin, Callback callback) {
			callback.invoke(origin, true, true); //altid give tilladelse til geo location
		}
/*
		@Override
		public boolean onJsAlert(WebView view, String url, String message, JsResult result) {
			
			return super.onJsAlert(view, url, message, result);
		}

		@Override
		public boolean onJsConfirm(WebView view, String url, String message, JsResult result) {
			Toast.makeText(EKLLauncherActivity.this, "Oh no! " + message, Toast.LENGTH_SHORT).show();
			return super.onJsConfirm(view, url, message, result);
		}*/

		@Override
		public boolean onJsPrompt(WebView view, String url, String message, String defaultValue, final JsPromptResult result) {
			String msg = message.trim().toLowerCase();

			if (msg.equals("pda identifikation mangler")) {
				result.confirm(device);

				timeoutHandler.sendEmptyMessageDelayed(1, 500); //efter pdaID er sendt til app'en skal vi genindlæse siden for at tvinge den til at hente data
				return true;
			} else if (msg.startsWith("indtast retur antal")) {

				AlertDialog.Builder alert = new AlertDialog.Builder(EKLLauncherActivity.this);

				//alert.setTitle("Title");
				alert.setMessage(message);

				// Set an EditText view to get user input 
				final EditText input = new EditText(EKLLauncherActivity.this);
				input.setInputType(InputType.TYPE_CLASS_NUMBER);
				alert.setView(input);

				alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
					public void onClick(DialogInterface dialog, int whichButton) {
						result.confirm(input.getText().toString());
					}
				});
				alert.show();

				return true;				
			} else {
				return super.onJsPrompt(view, url, message, defaultValue, result);
			}									
		}

	}

	class DummyWebViewClient extends WebViewClient {		
	}
	
	static final String URL = "http://omdeling.info/mobil/ekl/login.php";
	
	LocationManager locMgr;
	ConnectivityManager connMgr;
	TelephonyManager telMgr;
	WebView web;
	String device = "";
	
	
	
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        
        getWindow().requestFeature(Window.FEATURE_PROGRESS);
        
        
        try {
        	int airplane = Settings.System.getInt(this.getContentResolver(), Settings.System.AIRPLANE_MODE_ON);
        	if (airplane > 0) {
        		Settings.System.putInt(this.getContentResolver(), Settings.System.AIRPLANE_MODE_ON, 0);
        		Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
        		intent.putExtra("state", false);
        		sendBroadcast(intent);
        	}
        } catch (Settings.SettingNotFoundException e) {
        	Log.d("EKL", "Exception " + e.getMessage() );
        }
        
        
        
        locMgr = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
        telMgr = (TelephonyManager) this.getSystemService(Context.TELEPHONY_SERVICE);
        connMgr = (ConnectivityManager) this.getSystemService(Context.CONNECTIVITY_SERVICE);
        
        device = telMgr.getLine1Number();
        if (device == null || device.equals("")) {
        	device = telMgr.getDeviceId();
        	
        	if(device == null)
        		device = "";
        }
        

        
        setContentView(R.layout.main);
        web = (WebView) findViewById(R.id.web);
        
        WebSettings settings = web.getSettings();
        
        
        settings.setJavaScriptEnabled(true);
        
        settings.setAppCacheEnabled(true);
        settings.setAppCachePath( this.getCacheDir().toString() );
        
        settings.setJavaScriptCanOpenWindowsAutomatically(false);
        settings.setGeolocationEnabled(true);
        
        settings.setDomStorageEnabled(true);
        
        settings.setDatabaseEnabled(true);        
        settings.setDatabasePath( this.getCacheDir().toString() );

        
        settings.setSupportMultipleWindows(false);
        
        web.setWebChromeClient(new CustomChromeClient() );
        web.setWebViewClient( new DummyWebViewClient() ); // skal have en webviewclient for at kunne styre ved forlad tur

        
        simHandler.sendEmptyMessage(0);
        
        
        
        
        if (!locMgr.isProviderEnabled(LocationManager.GPS_PROVIDER )) {
        	//Settings.Secure.putString(getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED, "network,gps");
        	
        	AlertDialog.Builder builder = new AlertDialog.Builder(this);
        	builder.setMessage("GPS er slået fra på telefonen!\nSæt et flueben ved GPS i næste vindue og tryk derefter på tilbage knappen (nederst på telefonen)")
            .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                public void onClick(DialogInterface dialog, int id) {
                	Intent myIntent = new Intent( Settings.ACTION_SECURITY_SETTINGS );
                    startActivity(myIntent);      
                }
            })
            .create()
            .show();      
        }
    }

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		MenuItem item;
		item = menu.add(0, 1, 0, "Genindlæs side");
		item.setIcon( R.drawable.ic_menu_refresh ); 
		
		item = menu.add(0, 2, 0, "Slet cache");
		item.setIcon( R.drawable.ic_menu_delete );
		return super.onCreateOptionsMenu(menu);
	}

	@Override
	public boolean onMenuItemSelected(int featureId, MenuItem item) {
		switch (item.getItemId()) {
		case 1:
			web.reload();
			break;
		case 2:
			WebStorage.getInstance().deleteAllData();
			web.clearCache(true);
			web.reload();
			break;
		}
		return super.onMenuItemSelected(featureId, item);
	}
	
	Handler timeoutHandler = new Handler() {
		@Override
		public void handleMessage(Message msg) {
			super.handleMessage(msg);
			web.reload();			
		}
		
	};
	
	

	SimHandler simHandler = new SimHandler();
	
	class SimHandler extends Handler {
		
		public void testNetwork() {
			NetworkInfo network = connMgr.getActiveNetworkInfo();
			
			if ( (telMgr.getSimState() == TelephonyManager.SIM_STATE_READY && telMgr.getDataState() == TelephonyManager.DATA_CONNECTED) || ( network != null && network.getType() == ConnectivityManager.TYPE_WIFI) ) {
				web.loadUrl( URL );
			} else {
	        	web.loadData("<html><body><h2>afventer netv&aelig;rksforbindelse</h2></body></html>", "text/html", "iso-8859-1");
				this.sendEmptyMessageDelayed(0, 1000);
			}
		}
		
		@Override
		public void handleMessage(Message msg) {
			super.handleMessage(msg);
			
			testNetwork();
		}
	};
    
    
}