package chat.madating;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.support.design.widget.Snackbar;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RelativeLayout;

import com.facebook.AccessToken;
import com.facebook.GraphRequest;
import com.facebook.GraphResponse;
import com.facebook.ads.AdSize;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.AdView;
import com.parse.LogInCallback;
import com.parse.ParseException;
import com.parse.ParseFacebookUtils;
import com.parse.ParseInstallation;
import com.parse.ParseUser;
import com.parse.SaveCallback;

import org.json.JSONObject;

import com.facebook.ads.*;

import java.io.IOException;
import java.util.ArrayList;

import chat.madating.R;
import chat.madating.parsehelper.User;


@SuppressWarnings("ResourceType")
public class LoginActivity extends Activity {

    private RelativeLayout mLoginLayout;

    Button mSignInButton, mSignUpButton, mFacebookLoginButton;
    EditText mLogin, mPassword;

    OnClick onClickListener;
    private LocationManager mLocationManager;
    private LocationListener mLocationListener;
    private Location myLocation;
    private AdView adView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);
        RelativeLayout adViewContainer = (RelativeLayout) findViewById(R.id.adViewContainer);
        adView = new AdView(this,1670296059907230_1681918298745006, AdSize.BANNER_HEIGHT_50);
        adViewContainer.addView(adView);
        adView.loadAd();
        mLoginLayout = (RelativeLayout) findViewById(R.id.layout_login);

        onClickListener = new OnClick();

        mSignInButton = (Button) findViewById(R.id.sign_in);
        mSignUpButton = (Button) findViewById(R.id.sign_up);
        mFacebookLoginButton = (Button) findViewById(R.id.facebook_sign_in);
        mLogin = (EditText) findViewById(R.id.login);
        mPassword = (EditText) findViewById(R.id.password);

        mSignInButton.setOnClickListener(onClickListener);
        mSignUpButton.setOnClickListener(onClickListener);
        mFacebookLoginButton.setOnClickListener(onClickListener);

    }
    @Override
    protected void onDestroy() {
        adView.destroy();
        super.onDestroy();
    }
    @Override
    protected void onResume() {
        super.onResume();
        if(ParseUser.getCurrentUser() != null){
            Log.d("myapp:LoginActivity","currentUser exist");
            Intent mainIntent = new Intent(LoginActivity.this, MainActivity.class);
            startActivity(mainIntent);
            LoginActivity.this.finish();
        }
        Log.d("myapp:LoginActivity", "onResume");
    }

    private class OnClick implements View.OnClickListener{
        @Override
        public void onClick(View v) {
            if (isInternetAvailable()) {
                switch (v.getId()) {
                    case R.id.sign_in:
                        Log.d("OnClick", "SignInStart");
                        String username = mLogin.getText().toString();
                        String password = mPassword.getText().toString();
                        ParseUser.logInInBackground(username, password, new LogInCallback() {
                            @Override
                            public void done(ParseUser parseUser, ParseException e) {
                                if (parseUser != null) {
                                    Log.d("OnClick", "User");
                                    Intent mainIntent = new Intent(LoginActivity.this, MainActivity.class);
                                    ParseInstallation.getCurrentInstallation().put("user", parseUser);
                                    ParseInstallation.getCurrentInstallation().saveInBackground();
                                    ((User) parseUser).setInstallation(ParseInstallation.getCurrentInstallation());
                                    parseUser.saveInBackground();
                                    startActivity(mainIntent);
                                    LoginActivity.this.finish();
                                } else {
                                    Log.d("OnClick", e.toString());
                                }
                            }
                        });
                        break;
                    case R.id.sign_up:
                        Intent signUpIntent = new Intent(LoginActivity.this, SignUpActivity.class);
                        LoginActivity.this.startActivityForResult(signUpIntent, Constants.REQ_CODE_SIGN_UP);
                        break;
                    case R.id.facebook_sign_in:
                        ArrayList<String> permissions = new ArrayList<String>();

                        permissions.add("public_profile");
                        permissions.add("email");
                        permissions.add("user_birthday");
                        ParseFacebookUtils.logInWithReadPermissionsInBackground(LoginActivity.this, permissions, new LogInCallback() {
                            @Override
                            public void done(final ParseUser parseUser, ParseException err) {
                                final User user = (User) parseUser;
                                if (user == null && err != null) {
                                    Log.d("MyApp", "Uh oh. The user cancelled the Facebook login." + err.toString());
                                } else if (user.isNew()) {
                                    ParseInstallation.getCurrentInstallation().put("user", user);
                                    ParseInstallation.getCurrentInstallation().saveInBackground();
                                    Log.d("MyApp", "New user");
                                    GraphRequest request = GraphRequest.newMeRequest(AccessToken.getCurrentAccessToken(), new GraphRequest.GraphJSONObjectCallback() {
                                        @Override
                                        public void onCompleted(JSONObject jsonObject, GraphResponse graphResponse) {
                                            Log.d("MyApp", "Complete graph request");
                                            if (jsonObject == null)
                                                Log.d("MyApp", "jsonObject is null");
                                            else
                                                Log.d("MyApp", jsonObject.toString());
                                            final String email = graphResponse.getJSONObject().optString("email");
                                            final String nickname =  graphResponse.getJSONObject().optString("first_name") + " " + graphResponse.getJSONObject().optString("last_name");
                                            user.setNickname(nickname);
                                            user.setInstallation(ParseInstallation.getCurrentInstallation());
                                            user.setEmail(email);
                                            user.saveInBackground(new SaveCallback() {
                                                @Override
                                                public void done(ParseException e) {
                                                    if(e != null) {
                                                        switch (e.getCode()) {
                                                            case ParseException.EMAIL_TAKEN:
                                                                Log.d("MyApp", "email taken");
                                                                break;
                                                            default:
                                                                Log.d("MyApp", e.toString());
                                                                break;
                                                        }
                                                    }
                                                }
                                            });
                                        }

                                    });
                                    Bundle parameters = new Bundle();
                                    parameters.putString("fields", "id,email,gender,first_name,last_name");
                                    request.setParameters(parameters);
                                    request.executeAsync();

                                    Intent mainIntent = new Intent(LoginActivity.this, MainActivity.class);
                                    mainIntent.putExtra(Constants.ARG_AUTH_METHOD, Constants.AUTH_FACEBOOK);
                                    startActivity(mainIntent);
                                    LoginActivity.this.finish();
                                } else {
                                    Intent mainIntent = new Intent(LoginActivity.this, MainActivity.class);
                                    ParseInstallation.getCurrentInstallation().put("user", user);
                                    ParseInstallation.getCurrentInstallation().saveInBackground();
                                    user.setInstallation(ParseInstallation.getCurrentInstallation());
                                    user.saveInBackground();
                                    mainIntent.putExtra(Constants.ARG_AUTH_METHOD, Constants.AUTH_FACEBOOK);
                                    startActivity(mainIntent);
                                    LoginActivity.this.finish();
                                }
                            }

                        });

                        break;
                }
            } else {
                showInternetConnectionLostMessage();
            }
        }
    }

    public void showInternetConnectionLostMessage(){
        Snackbar.make(mLoginLayout,"Internet connection is lost", Snackbar.LENGTH_SHORT).show();
    }

    public boolean isInternetAvailable(){
        ConnectivityManager cm =
                (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo netInfo = cm.getActiveNetworkInfo();
        return netInfo != null && netInfo.isConnectedOrConnecting();
    }


    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        ParseFacebookUtils.onActivityResult(requestCode, resultCode, data);
        switch(resultCode)
        {
            case Constants.RES_CODE_SIGN_UP_SUCCESS: {
                Intent mainIntent = new Intent(LoginActivity.this, MainActivity.class);
                startActivity(mainIntent);
            }
        }
    }

}