HomePageActivity

package com.dss.invitup.vc.homePage;
import android.Manifest;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.provider.Settings;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v7.app.AppCompatActivity;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.Window;
import android.view.WindowManager;
import android.widget.FrameLayout;
import com.dss.invitup.R;
import com.dss.invitup.events.AddPicturePermissionEvent;
import com.dss.invitup.events.HomePageBackButtonTapped;
import com.dss.invitup.events.HostAnEventButtonTapped;
import com.dss.invitup.events.JoinAnEventButtonTapped;
import com.dss.invitup.events.PopBackToJoinEvent;
import com.dss.invitup.events.ProfileTappedEvent;
import com.dss.invitup.events.QRCodeEventButtonTapped;
import com.dss.invitup.singleton.InterfaceManager;
import com.dss.invitup.singleton.ServerManager;
import com.dss.invitup.singleton.SettingsManager;
import de.greenrobot.event.EventBus;
/**
 * Copyright © 2016 Dihardja Software Solutions. All rights reserved.
 */
public class HomePageActivity extends AppCompatActivity{
    FrameLayout rootFrameLayout;
    FragmentManager fragmentManager;
    HomePageFragment homePageFragment;
    JoinEventFragment joinEventFragment;
    HostEventFragment hostEventFragment;
    ProfileFragment profileFragment;
    boolean isEligibleToTakePicture = false;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                WindowManager.LayoutParams.FLAG_FULLSCREEN);
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_home_page);
        rootFrameLayout = (FrameLayout)findViewById(R.id.homePageRootFrameLayout);
        if(!EventBus.getDefault().isRegistered(this)){
            EventBus.getDefault().register(this);
        }
        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED ) {
            ActivityCompat.requestPermissions(this,
                    new String[]{Manifest.permission.READ_PHONE_STATE},
                    2);
        }else{
            register();
        }
        fragmentManager = getSupportFragmentManager();
        rootFrameLayout.setBackground(InterfaceManager.sharedInstance().getBackgroundAnimation());
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            Window window = getWindow();
            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
            window.setStatusBarColor(Color.parseColor("#4B76A9"));
        }
        SettingsManager.getInstance().setActivityJustMade(false);
        homePageFragment = new HomePageFragment();
        joinEventFragment = new JoinEventFragment();
        hostEventFragment = new HostEventFragment();
        profileFragment = new ProfileFragment();
        ServerManager.getInstance().getAllOccasions(SettingsManager.getInstance().getCurrentUser().getId());
        initView();
    }
    public void initView(){
        fragmentManager.beginTransaction()
                .replace(R.id.homePageRootFrameLayout,homePageFragment)
                .commit();
        SettingsManager.getInstance().setActivityJustMade(true);
    }
    public void onEvent(JoinAnEventButtonTapped event){
        SettingsManager.getInstance().setActivityJustMade(false);
        fragmentManager.beginTransaction()
                .replace(R.id.homePageRootFrameLayout,new JoinEventFragment())
                .commit();
    }
    public void onEvent(HostAnEventButtonTapped event){
        SettingsManager.getInstance().setActivityJustMade(false);
        if(SettingsManager.getInstance().getCurrentUserOccasionResponse().getManagedOccasions().size()==0){
            fragmentManager.beginTransaction()
                    .replace(R.id.homePageRootFrameLayout,hostEventFragment)
                    .commit();
        }else{
            String url = "http://invitup.com";
            Intent intent = new Intent(Intent.ACTION_VIEW);
            intent.setData(Uri.parse(url));
            startActivity(intent);
        }
    }
    public void onEvent(ProfileTappedEvent event){
        SettingsManager.getInstance().setActivityJustMade(false);
        Bundle bundle = new Bundle();
        profileFragment.setArguments(bundle);
        fragmentManager.beginTransaction()
                .replace(R.id.homePageRootFrameLayout,profileFragment)
                .commit();
    }
    public void onEvent(QRCodeEventButtonTapped event){
        SettingsManager.getInstance().setActivityJustMade(false);
        fragmentManager.beginTransaction()
                .replace(R.id.homePageRootFrameLayout,new QRCodeScannerFragment())
                .commit();
    }
    public void onEvent(PopBackToJoinEvent event){
        SettingsManager.getInstance().setActivityJustMade(false);
        Bundle bundle = new Bundle();
        if(!event.qrCodeString.equalsIgnoreCase("")){
            bundle.putString("qrCodeString", event.qrCodeString);
            joinEventFragment.setArguments(bundle);
        }
        fragmentManager.beginTransaction()
                .replace(R.id.homePageRootFrameLayout,joinEventFragment)
                .commit();
    }
    public void onEvent(HomePageBackButtonTapped event){
        SettingsManager.getInstance().setActivityJustMade(false);
        initView();
    }
    @Override
    public void onBackPressed(){
        Fragment f = getSupportFragmentManager().findFragmentById(R.id.homePageRootFrameLayout);
        if (f instanceof JoinEventFragment || f instanceof ProfileFragment || f instanceof HostEventFragment){
            initView();
        }
        if(f instanceof QRCodeScannerFragment){
            fragmentManager.beginTransaction()
                    .replace(R.id.homePageRootFrameLayout,new JoinEventFragment())
                    .commitAllowingStateLoss();
        }
        if(f instanceof HomePageFragment){
            super.onBackPressed();
            ((HomePageFragment) f).setHeightContentRecyclerView();
        }
    }
    @Override
    public void onDestroy(){
        super.onDestroy();
        if(EventBus.getDefault().isRegistered(this)) {
            EventBus.getDefault().unregister(this);
        }
    }
    public void register() {
        TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
        String deviceId = "";
        if (telephonyManager.getDeviceId() != null) {
            deviceId = telephonyManager.getDeviceId();
        } else {
            deviceId = Settings.Secure.getString(getApplicationContext().getContentResolver(), Settings.Secure.ANDROID_ID);
        }
        if (!deviceId.equals("")) {
            SettingsManager.getInstance().setDeviceId(deviceId);
        }
    }
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        switch (requestCode){
            case 0:
                int flag=0;
                if(grantResults.length>0){
                    for(int i=0; i<grantResults.length; i++){
                        if(grantResults[i] == PackageManager.PERMISSION_GRANTED){
                            flag++;
                        }
                    }
                    Log.v("login_flag", flag+"");
                    if(flag==permissions.length){
                        isEligibleToTakePicture = true;
                    }else{
                        isEligibleToTakePicture = false;
                    }
                    EventBus.getDefault().post(new AddPicturePermissionEvent(isEligibleToTakePicture, requestCode));
                }
                break;
            case 1:
                if(grantResults.length>0) {
                    if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                        isEligibleToTakePicture = true;
                    }else{
                        isEligibleToTakePicture = false;
                    }
                    EventBus.getDefault().post(new AddPicturePermissionEvent(isEligibleToTakePicture, requestCode));
                }
                break;
        }
    }
}