package com.algobase.activity;

import android.app.Activity;
import android.app.AlertDialog;

import android.content.Intent;
import android.content.DialogInterface;

import android.os.Build;
import android.os.Bundle;
import android.os.Handler;

import android.view.Window;
import android.graphics.Bitmap;

import android.webkit.WebView;
import android.webkit.WebSettings;
import android.webkit.WebViewClient;
import android.webkit.CookieManager;
import android.webkit.ValueCallback;

import android.widget.ImageView;
import android.widget.Toast;

import com.algobase.share.dialog.*;

import com.algobase.stracks.sTracksActivity;
import com.algobase.stracks.R;



public class StravaWebView extends Activity {

public final static String EXTRA_ACCESS_CODE = "extra_access_code";
public final static String EXTRA_REFRESH_CODE = "extra_refresh_code";
public final static String EXTRA_EXPIRES_AT = "extra_expires_at";



final String url = "https://www.strava.com/oauth/authorize"
 + "?client_id=" + sTracksActivity.STRAVA_CLIENT_ID
 + "&response_type=code"
 + "&redirect_uri=" + sTracksActivity.STRAVA_REDIRECT_URI
 + "&scope=activity:write,activity:read"
 + "&state=mystate"
 + "&approval_prompt=auto";


	WebView webview;
        Handler handler;

    void show_toast(final String toast) {
         final Activity act = this;
         handler.post(new Runnable() { 
             public void run() {      
                Toast.makeText(act, toast, Toast.LENGTH_SHORT).show();
             }
        });
      }


	
    @Override
    public void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

  //requestWindowFeature(Window.FEATURE_NO_TITLE);
    setTheme(android.R.style.Theme_NoTitleBar);

    handler = new Handler();

    webview = new WebView(this);
    setContentView(webview);

    webview.setWebViewClient(new MyWebViewClient(this));

    WebSettings web_settings = webview.getSettings();


/*
    String user_agent = web_settings.getUserAgentString();
    user_agent += String.format(" [%s/%s]","App Android",
                                            Build.VERSION.RELEASE);

    show_toast(user_agent);

    web_settings.setUserAgentString(user_agent);
*/

    web_settings.setLoadWithOverviewMode(true);
    web_settings.setUseWideViewPort(true);

    //web_settings.setJavaScriptEnabled(true);

    webview.setVerticalScrollBarEnabled(false);
    webview.setHorizontalScrollBarEnabled(false);

    //webview.setInitialScale(initial_scale);

    CookieManager.getInstance().removeAllCookie();
    //CookieManager.getInstance().setAcceptCookie(false);

    webview.loadUrl(url);

  }


  @Override
  public void onBackPressed() 
  { super.onBackPressed();
    finish();
   }

    
  private class MyWebViewClient extends WebViewClient {
    	Activity activity;
    	
    	MyWebViewClient(Activity act) { activity = act; }
    	
    	@Override
    	public void onPageStarted(WebView view, String url, Bitmap bmp) {}
    	
    	@Override
    	public void onPageFinished(WebView view, String url) {}
    	
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) 
        { 
          if (url.startsWith(sTracksActivity.STRAVA_REDIRECT_URI))
          { 
/*
MyDialog diag = new MyDialog(activity,"Strava");
diag.setMessage(url);
diag.setPositiveButton("OK",
         new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface d, int which) {
            activity.finish();
            }
});
diag.show();
*/

            int p = url.indexOf("code=");
            if (p > 0) 
            { String code = url.substring(p+5);
              Intent extra = new Intent();
              extra.putExtra(EXTRA_ACCESS_CODE,code);
              activity.setResult(RESULT_OK, extra);
              activity.finish();
             }

             return true;
           }
          return false;
        }

        @Override
        public void onReceivedError(WebView view, int errorCode, 
                                    String description, String failingUrl) 
        {
            show_toast("Error: " + description);
          }
   }
    
}