package actions;

import java.io.IOException;
import java.rmi.RemoteException;
import java.util.Map;

import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;

//import org.apache.catalina.servlet4preview.http.HttpServletRequest;

import org.apache.struts2.ServletActionContext;
import org.apache.struts2.interceptor.SessionAware;
import org.json.JSONObject;

import com.github.scribejava.apis.FacebookApi;
import com.github.scribejava.core.builder.ServiceBuilder;
import com.github.scribejava.core.model.OAuthRequest;
import com.github.scribejava.core.model.Response;
import com.github.scribejava.core.model.Verb;
import com.github.scribejava.core.oauth.OAuth20Service;
import com.github.scribejava.core.model.OAuth2AccessToken;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

import models.LoginBean;
import models.RegistFaceBean;

public class RegistoFaceAction extends ActionSupport implements SessionAware{
    private static final long serialVersionUID = 1L;
    private Map<String, Object> session;
    private String code=null;
    private static final String NETWORK_NAME = "Facebook";
    private static final String PROTECTED_RESOURCE_URL = "https://graph.facebook.com/v2.8/me?locale=pt_PT";
    private static final String PROTECTED_RESOURCE_URL_DELETE = "https://graph.facebook.com/v2.8/";

    private static final String API_APP_KEY = "1817244708492413";
    private static final String API_APP_SECRET = "5ba6c1d25899094621c3e532506363ae";

    private String username1 = null;
    private String password = null;
    private String fb_id = null;

    public String execute() {
        OAuth20Service service = new ServiceBuilder()
                .apiKey(API_APP_KEY)
                .apiSecret(API_APP_SECRET)
                .scope("publish_actions")
                .callback("http://localhost:8080/IBei/tratarRegisto")
                .build(FacebookApi.instance());


        HttpServletRequest servletRequest = (HttpServletRequest) ActionContext.getContext().get(ServletActionContext.HTTP_REQUEST);
        code = servletRequest.getParameter("code");

        System.out.println(code);


        System.out.println("chega aqui");
        OAuth2AccessToken accessToken =  null;
		try {
			accessToken = service.getAccessToken(code);
		} catch (IOException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}

        System.out.println("chega aqu2i");

        System.out.println("Got the Access Token!");


        // Now let's go and ask for a protected resource!

        System.out.println("Now we're going to access a protected resource...");

        OAuthRequest request = new OAuthRequest(Verb.GET, PROTECTED_RESOURCE_URL, service.getConfig());
//        OAuthRequest request = new OAuthRequest(Verb.DELETE, PROTECTED_RESOURCE_URL_DELETE+userid+"/permissions", service.getConfig());
        service.signRequest(accessToken,request);

        Response response = request.send();

        String body = null;
		try {
			body = response.getBody();
		} catch (IOException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
        JSONObject obj = null;

        try {
        	obj = new JSONObject(body);
        } catch (Exception e) {
        	e.printStackTrace();
        }

        username1 = (String) obj.getString("name");
        fb_id = ( String) obj.getString("id");

        System.out.println(username1+fb_id);
        this.getRegistBean().setUsername(username1);
        this.getRegistBean().setFacebookId(fb_id);



		try {
			if(!this.getRegistBean().registNewUser())
			{
				return LOGIN;
			}
		} catch (RemoteException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		session.put("username", username1);
		session.put("faceid", fb_id);
		session.put("loggedin", true);
		session.put("token", accessToken);

		return SUCCESS;


    }


    public String remove ()
    {
    	String remove_user = "";
    	if ( session.containsKey("faceid") )
    	{
    		remove_user = (String) session.get("faceid");


    	}


		return SUCCESS;

    }
    @Override
    public void setSession(Map<String, Object> session) {
        // TODO Auto-generated method stub
        this.session=session;

    }

	public RegistFaceBean getRegistBean() {
		if(!session.containsKey("registFaceBean"))
			this.setLoginBean(new RegistFaceBean());
		return (RegistFaceBean) session.get("registFaceBean");
	}


	public void setLoginBean(RegistFaceBean loginBean) {
		this.session.put("registFaceBean", loginBean);

	}

}