package com.waterbase.foodify;

import android.Manifest;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Typeface;
import android.net.Uri;
import android.os.Bundle;
import android.provider.Settings;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.SubMenu;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AnimationUtils;
import android.view.animation.LayoutAnimationController;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.appcompat.app.ActionBarDrawerToggle;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.core.app.ActivityCompat;
import androidx.core.app.NotificationManagerCompat;
import androidx.core.view.GravityCompat;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;

import com.andremion.counterfab.CounterFab;
import com.daimajia.slider.library.Animations.DescriptionAnimation;
import com.daimajia.slider.library.SliderLayout;
import com.daimajia.slider.library.SliderTypes.BaseSliderView;
import com.daimajia.slider.library.SliderTypes.TextSliderView;
import com.dcastalia.localappupdate.DownloadApk;
import com.firebase.ui.database.FirebaseRecyclerAdapter;
import com.firebase.ui.database.FirebaseRecyclerOptions;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.Task;
import com.google.android.material.navigation.NavigationView;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;
import com.google.firebase.iid.FirebaseInstanceId;
import com.google.firebase.messaging.FirebaseMessaging;
import com.rengwuxian.materialedittext.MaterialEditText;
import com.squareup.picasso.Picasso;
import com.waterbase.foodify.Common.Common;
import com.waterbase.foodify.Database.Database;
import com.waterbase.foodify.Interface.ItemClickListener;
import com.waterbase.foodify.Model.Banner;
import com.waterbase.foodify.Model.Category;
import com.waterbase.foodify.Model.Token;
import com.waterbase.foodify.ViewHolder.MenuViewHolder;

import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import dmax.dialog.SpotsDialog;
import io.paperdb.Paper;


public class Home extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener {

    private long backPressedTime;
    private static final int MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE = 1001;

    String versionNameApp = BuildConfig.VERSION_NAME;

    FirebaseDatabase database;
    DatabaseReference category;

    final String PASSWORD_PATTERN = "^(?=.*[0-9])(?=.*[A-Z])(?=.*[@#$%^&+=!_])(?=\\S+$).{4,}$";

    RecyclerView recyler_menu;
    FirebaseRecyclerAdapter<Category, MenuViewHolder> adapter;

    SwipeRefreshLayout swipeRefreshLayout;

    CounterFab fab;

    //Slider
    HashMap<String, String> image_list;
    SliderLayout mSlider;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_home);

        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        toolbar.setTitle("Menu");
        setSupportActionBar(toolbar);

        //Floating Action Button
        fab = findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(Home.this, Cart.class));
            }
        });

        fab.setCount(new Database(this).getCountCart(Common.currentUser.getPhone()));

        //View
        swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_layout);
        swipeRefreshLayout.setColorSchemeResources(R.color.colorPrimary,
                android.R.color.holo_green_dark,
                android.R.color.holo_orange_dark,
                android.R.color.holo_blue_dark);
        swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                if (Common.isConnectedToInternet(getBaseContext()))
                    loadMenu();
                else {
                    Toast.makeText(getBaseContext(), "Vui lòng kiểm tra kết nối mạng!", Toast.LENGTH_SHORT).show();
                    return;
                }
            }
        });

        //Default, load for first time
        swipeRefreshLayout.post(new Runnable() {
            @Override
            public void run() {
                if (Common.isConnectedToInternet(getBaseContext()))
                    loadMenu();
                else {
                    Toast.makeText(getBaseContext(), "Vui lòng kiểm tra kết nối mạng!", Toast.LENGTH_SHORT).show();
                    return;
                }
            }
        });

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this, drawer, toolbar, R.string.app_name, R.string.app_name);
        drawer.setDrawerListener(toggle);
        toggle.syncState();
        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);

        //Set font to navigation
        Menu m = navigationView.getMenu();
        for (int i = 0; i < m.size(); i++) {
            MenuItem mi = m.getItem(i);

            //for aapplying a font to subMenu ...
            SubMenu subMenu = mi.getSubMenu();
            if (subMenu != null && subMenu.size() > 0) {
                for (int j = 0; j < subMenu.size(); j++) {
                    MenuItem subMenuItem = subMenu.getItem(j);
                    applyFontToMenuItem(subMenuItem);
                }
            }

            //the method we have create in activity
            applyFontToMenuItem(mi);
        }

        //Init database
        database = FirebaseDatabase.getInstance();
        category = database.getReference("Category");

        if(Double.parseDouble(versionNameApp) < Double.parseDouble(Common.versionAppNewest)){
            alertDialogUpdate();
        } else {
            alertDialogNewest();
        }


        FirebaseRecyclerOptions<Category> options = new FirebaseRecyclerOptions.Builder<Category>()
                .setQuery(category, Category.class)
                .build();

        adapter = new FirebaseRecyclerAdapter<Category, MenuViewHolder>(options) {
            @Override
            protected void onBindViewHolder(@NonNull MenuViewHolder viewHolder, int i, @NonNull Category model) {
                viewHolder.txtMenuName.setText(model.getName());
                Picasso.with(getBaseContext()).load(model.getImage())
                        .into(viewHolder.imageView);
                viewHolder.setItemClickListener(new ItemClickListener() {
                    @Override
                    public void onClick(View view, int position, boolean isLongClick) {

                        //Get Category Id and send to new Activity
                        Intent foodList = new Intent(getBaseContext(), FoodList.class);
                        foodList.putExtra("CategoryId", adapter.getRef(position).getKey());
                        foodList.putExtra("CategoryName", model.getName());
                        startActivity(foodList);
                    }
                });
            }

            @NonNull
            @Override
            public MenuViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
                View itemView = LayoutInflater.from(parent.getContext())
                        .inflate(R.layout.menu_item, parent, false);
                return new MenuViewHolder(itemView);
            }
        };

        adapter.startListening();

        //Init paper
        Paper.init(this);

        //Load menu
        recyler_menu = (RecyclerView) findViewById(R.id.recyler_menu);
        recyler_menu.setLayoutManager(new GridLayoutManager(this, 2));
        LayoutAnimationController controller = AnimationUtils.loadLayoutAnimation(recyler_menu.getContext(),
                R.anim.layout_fall_down);
        recyler_menu.setLayoutAnimation(controller);

        //Set name for user
        View headerView = navigationView.getHeaderView(0);
        TextView navUserName = (TextView) headerView.findViewById(R.id.txtFullName);
        navUserName.setText("Xin chào " + Common.currentUser.getName() + "!");

        updateToken(FirebaseInstanceId.getInstance().getToken());

        //Setup Slider
        setupSlider();

        if(!NotificationManagerCompat.from(this).areNotificationsEnabled()){
            showNotificationAlertDialog("Hãy bật quyền thông báo trên thiết bị của bạn để chúng thôi có thể cung cấp thông tin cho bạn một cách nhanh nhất!");
        }
        

    }

    private void alertDialogUpdate() {
        AlertDialog alertDialog = new AlertDialog.Builder(Home.this)
                .setTitle("Thông báo!")
                .setMessage("Hiện tại đã có phiên bản mới hơn! Vui lòng cập nhật ứng dụng để mang đến những trải nghiệm tốt nhất!")
                .setPositiveButton("Đồng ý", null)
                .setNegativeButton("Để sau", null)
                .create();

        alertDialog.setOnShowListener(new DialogInterface.OnShowListener() {
            @Override
            public void onShow(DialogInterface dialog) {
                Button agree = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);

                agree.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        checkWriteExternalStoragePermission();
                        alertDialog.dismiss();
                    }
                });
            }
        });
        alertDialog.show();
    }

    private void alertDialogNewest() {
        AlertDialog alertDialog = new AlertDialog.Builder(Home.this)
                .setTitle("Thông báo!")
                .setMessage("Hiện tại đã có phiên bản mới hơn! Vui lòng cập nhật ứng dụng để mang đến những trải nghiệm tốt nhất!")
                .setPositiveButton("Tôi biết rồi", null)
                .create();
        alertDialog.show();
    }

    private void checkWriteExternalStoragePermission() {

        if (ActivityCompat.checkSelfPermission(Home.this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {
            // If we have permission than we can Start the Download the task
            downloadTask();
        } else {
            //  If we don't have permission than requesting  the permission
            requestWriteExternalStoragePermission();
        }
    }

    private void requestWriteExternalStoragePermission() {
        if (ActivityCompat.checkSelfPermission(Home.this, Manifest.permission.WRITE_EXTERNAL_STORAGE)!= PackageManager.PERMISSION_GRANTED) {
            ActivityCompat.requestPermissions(Home.this,  new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE);
        } else{
            ActivityCompat.requestPermissions(Home.this,new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE);
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode==MY_PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE && grantResults.length == 1 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
            downloadTask();
        } else {
            Toast.makeText(Home.this, "Permission Not Granted.", Toast.LENGTH_SHORT).show();
        }
    }

    private void downloadTask() {
        // This @DownloadApk class is provided by our library
        // Pass the Context when creating object of DownloadApk

        String url = "https://github.com/Nezumi2711/PRM392/raw/main/app-debug.apk";
        DownloadApk downloadApk = new DownloadApk(Home.this);
        downloadApk.startDownloadingApk(url, "Update 2.0");
    }

    private void showNotificationAlertDialog(String msg) {
        AlertDialog alertDialog = new AlertDialog.Builder(Home.this)
                .setTitle("Thông báo!")
                .setMessage(msg)
                .setPositiveButton("Đồng ý", null)
                .setNegativeButton("Để sau", null)
                .create();

        alertDialog.setOnShowListener(new DialogInterface.OnShowListener() {
            @Override
            public void onShow(DialogInterface dialog) {
                Button agree = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);

                agree.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        Intent intent = new Intent();
                        intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
                        Uri uri = Uri.fromParts("package", BuildConfig.APPLICATION_ID, null);
                        intent.setData(uri);
                        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                        startActivity(intent);
                        alertDialog.dismiss();
                    }
                });

                Button disagree = alertDialog.getButton(AlertDialog.BUTTON_NEGATIVE);

                disagree.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        Paper.book().write("sub_new", "false");
                        alertDialog.dismiss();
                    }
                });
            }
        });

        alertDialog.show();
        TextView textView = (TextView) alertDialog.findViewById(android.R.id.message);
        Typeface face=Typeface.createFromAsset(getAssets(),"fonts/regular.ttf");
        textView.setTypeface(face);
    }

    private void applyFontToMenuItem(MenuItem mi) {
        Typeface font = Typeface.createFromAsset(getAssets(), "fonts/regular.ttf");
        SpannableString mNewTitle = new SpannableString(mi.getTitle());
        mNewTitle.setSpan(new CustomTypefaceSpan("", font), 0, mNewTitle.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
        mi.setTitle(mNewTitle);
    }

    private void setupSlider() {
        mSlider = findViewById(R.id.slider);
        image_list = new HashMap<>();

        DatabaseReference banners = database.getReference("Banner");

        banners.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {

                for (DataSnapshot postSnapShot : dataSnapshot.getChildren()) {
                    Banner banner = postSnapShot.getValue(Banner.class);

                    image_list.put(banner.getName() + "@@@" + banner.getId(), banner.getImage());
                }
                for (String key : image_list.keySet()) {
                    String[] keySplit = key.split("@@@");
                    String nameOfFood = keySplit[0];
                    String idOfFood = keySplit[1];

                    //Create Slider
                    TextSliderView textSliderView = new TextSliderView(getBaseContext());
                    textSliderView
                            .description(nameOfFood)
                            .image(image_list.get(key))
                            .setScaleType(BaseSliderView.ScaleType.Fit)
                            .setOnSliderClickListener(new BaseSliderView.OnSliderClickListener() {
                                @Override
                                public void onSliderClick(BaseSliderView slider) {
                                    Intent intent = new Intent(Home.this, FoodDetail.class);
                                    //Send Food id to another activity
                                    intent.putExtras(textSliderView.getBundle());
                                    startActivity(intent);
                                }
                            });

                    //Add extra bundle
                    textSliderView.bundle(new Bundle());
                    textSliderView.getBundle().putString("FoodId", idOfFood);

                    mSlider.addSlider(textSliderView);

                    //Remove event after finish
                    banners.removeEventListener(this);
                }
            }

            @Override
            public void onCancelled(DatabaseError databaseError) {

            }
        });

        mSlider.setPresetTransformer(SliderLayout.Transformer.Background2Foreground);
        mSlider.setPresetIndicator(SliderLayout.PresetIndicators.Center_Bottom);
        mSlider.setCustomAnimation(new DescriptionAnimation());
        mSlider.setDuration(4000);

    }

    @Override
    protected void onStop() {
        super.onStop();
        adapter.stopListening();
        mSlider.stopAutoCycle();
    }

    @Override
    protected void onResume() {
        super.onResume();
        adapter.startListening();
        fab.setCount(new Database(this).getCountCart(Common.currentUser.getPhone()));
    }

    private void updateToken(String token) {
        FirebaseDatabase db = FirebaseDatabase.getInstance();
        DatabaseReference tokens = db.getReference("Tokens");
        Token data = new Token(token, false);
        tokens.child(Common.currentUser.getPhone()).setValue(data);
    }

    private void loadMenu() {

        recyler_menu.setAdapter(adapter);
        swipeRefreshLayout.setRefreshing(false);

        //Animation
        recyler_menu.getAdapter().notifyDataSetChanged();
        recyler_menu.scheduleLayoutAnimation();
    }

    @Override
    public boolean onNavigationItemSelected(@NonNull MenuItem item) {
        int id = item.getItemId();

        if (id == R.id.nav_cart) {
            Intent cartIntent = new Intent(Home.this, Cart.class);
            startActivity(cartIntent);
        } else if (id == R.id.nav_order) {
            Intent orderIntent = new Intent(Home.this, OrderStatus.class);
            startActivity(orderIntent);
        } else if (id == R.id.nav_change_pwd) {
            showChangePasswordDialog();
        } else if (id == R.id.nav_home_address) {
            showHomeAddressDialog();
        } else if (id == R.id.nav_setting) {
            showSettingDialog();
        } else if (id == R.id.nav_favorites) {
            startActivity(new Intent(Home.this, FavoritesActivity.class));
        } else if (id == R.id.nav_update) {
            if(Double.parseDouble(versionNameApp) < Double.parseDouble(Common.versionAppNewest)){
                alertDialogUpdate();
            } else {
                alertDialogNewest();
            }
        } else if (id == R.id.nav_log_out) {

            //Delete Remember user & password
            Paper.book().destroy();

            //Logout
            Intent signIn = new Intent(Home.this, SignIn.class);
            signIn.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
            startActivity(signIn);
            finish();
        }

        DrawerLayout drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
        drawerLayout.closeDrawer(GravityCompat.START);

        return false;
    }

    private void showSettingDialog() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(Home.this);
        alertDialog.setTitle("Cài đặt");

        LayoutInflater inflater = LayoutInflater.from(this);
        View layout_setting = inflater.inflate(R.layout.setting_layout, null);

        CheckBox ckb_subscribe_new = layout_setting.findViewById(R.id.ckb_sub_new);
        //Add code remember state of Checkbox
        Paper.init(this);
        String isSubscribe = Paper.book().read("sub_new");
        if (isSubscribe == null || TextUtils.isEmpty(isSubscribe) || isSubscribe.equals("false"))
            ckb_subscribe_new.setChecked(false);
        else
            ckb_subscribe_new.setChecked(true);

        alertDialog.setView(layout_setting);

        alertDialog.setPositiveButton("Xong", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();

                if (ckb_subscribe_new.isChecked()) {
                    FirebaseMessaging.getInstance().subscribeToTopic(Common.topicName);
                    //Write value
                    Paper.book().write("sub_new", "true");
                    if(!NotificationManagerCompat.from(Home.this).areNotificationsEnabled()){
                        showNotificationAlertDialog("Oops, máy bạn chưa được cấp quyền thông báo! Bạn có muốn bật để nhận thông báo từ hệ thống không?");
                    }
                } else {
                    FirebaseMessaging.getInstance().unsubscribeFromTopic(Common.topicName);
                    //Write value
                    Paper.book().write("sub_new", "false");
                }
            }
        });

        alertDialog.show();
    }

    private void showHomeAddressDialog() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(Home.this);
        alertDialog.setTitle("Đặt địa chỉ mặc định");
        alertDialog.setMessage("Vui lòng điền đầy đủ thông tin");

        LayoutInflater inflater = LayoutInflater.from(this);
        View layout_home_address = inflater.inflate(R.layout.home_address_layout, null);

        final MaterialEditText edtHomeAddress = layout_home_address.findViewById(R.id.edtHomeAddress);

        alertDialog.setView(layout_home_address);

        alertDialog.setPositiveButton("Cập nhật", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();

                //Set new Home Address
                Common.currentUser.setHomeAddress(edtHomeAddress.getText().toString());

                FirebaseDatabase.getInstance().getReference("User")
                        .child(Common.currentUser.getPhone())
                        .setValue(Common.currentUser)
                        .addOnCompleteListener(new OnCompleteListener<Void>() {
                            @Override
                            public void onComplete(@NonNull Task<Void> task) {
                                Toast.makeText(Home.this, "Cập nhật địa chỉ thành công!", Toast.LENGTH_SHORT).show();
                            }
                        });
            }
        });

        alertDialog.show();
    }

    private void showChangePasswordDialog() {
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(Home.this);
        alertDialog.setTitle("Đổi mật khẩu");
        alertDialog.setMessage("Vui lòng điền đầy đủ thông tin");

        LayoutInflater inflater = LayoutInflater.from(this);
        View layout_pwd = inflater.inflate(R.layout.change_password_layout, null);

        MaterialEditText edtPassword = (MaterialEditText) layout_pwd.findViewById(R.id.edtPassword);
        MaterialEditText edtNewPassword = (MaterialEditText) layout_pwd.findViewById(R.id.edtNewPassword);
        MaterialEditText edtRepeatPassword = (MaterialEditText) layout_pwd.findViewById(R.id.edtRepeatPassword);

        alertDialog.setView(layout_pwd);

        alertDialog.setPositiveButton("Đổi mật khẩu", null);

        AlertDialog d = alertDialog.create();
        d.setOnShowListener(new DialogInterface.OnShowListener() {
            @Override
            public void onShow(DialogInterface dialog) {
                Button changePassword = d.getButton(AlertDialog.BUTTON_POSITIVE);
                changePassword.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        android.app.AlertDialog waitingDialog = new SpotsDialog(Home.this);
                        waitingDialog.show();

                        if (!TextUtils.isEmpty(edtPassword.getText().toString()) && !TextUtils.isEmpty(edtNewPassword.getText().toString()) && !TextUtils.isEmpty(edtRepeatPassword.getText().toString())) {
                            //Verify password
                            Pattern patternPassword = Pattern.compile(PASSWORD_PATTERN);
                            Matcher matcherPassword = patternPassword.matcher(edtRepeatPassword.getText().toString());

                            if (matcherPassword.matches() && edtRepeatPassword.getText().toString().length() >= 8) {
                                //Check old password
                                if (edtPassword.getText().toString().equals(Common.currentUser.getPassword())) {

                                    //Check new password and repeat password
                                    if (edtNewPassword.getText().toString().equals(edtRepeatPassword.getText().toString())) {
                                        Map<String, Object> passwordUpdate = new HashMap<>();
                                        passwordUpdate.put("password", edtNewPassword.getText().toString());

                                        //Make update
                                        DatabaseReference user = FirebaseDatabase.getInstance().getReference("User");
                                        user.child(Common.currentUser.getPhone())
                                                .updateChildren(passwordUpdate)
                                                .addOnCompleteListener(new OnCompleteListener<Void>() {
                                                    @Override
                                                    public void onComplete(@NonNull Task<Void> task) {
                                                        waitingDialog.dismiss();
                                                        Common.currentUser.setPassword(edtNewPassword.getText().toString());
                                                        Toast.makeText(Home.this, "Mật khẩu đã được cập nhật!", Toast.LENGTH_SHORT).show();
                                                        d.dismiss();
                                                    }
                                                })
                                                .addOnFailureListener(new OnFailureListener() {
                                                    @Override
                                                    public void onFailure(@NonNull Exception e) {
                                                        Toast.makeText(Home.this, "Đã xảy ra lỗi hệ thống: " + e.getMessage(), Toast.LENGTH_SHORT).show();
                                                    }
                                                });
                                    } else {
                                        waitingDialog.dismiss();
                                        edtRepeatPassword.setError("Mật khẩu chưa khớp! Vui lòng thử lại!");
                                    }
                                } else {
                                    waitingDialog.dismiss();
                                    edtPassword.setError("Sai mật khẩu, vui lòng thử lại!");
                                }
                            } else {
                                waitingDialog.dismiss();
                                Toast.makeText(Home.this, "Mật khẩu của bạn cần tối thiểu có 8 ký tự, 1 ký tự viết hoa, 1 số và 1 ký tự đặc biệt!", Toast.LENGTH_LONG).show();
                            }
                        } else {
                            waitingDialog.dismiss();
                            if(TextUtils.isEmpty(edtPassword.getText().toString())){
                                edtPassword.setError("Vui lòng điền vào trường này!");
                            } else if(TextUtils.isEmpty(edtNewPassword.getText().toString())){
                                edtNewPassword.setError("Vui lòng điền vào trường này!");
                            } else if(TextUtils.isEmpty(edtRepeatPassword.getText().toString())){
                                edtRepeatPassword.setError("Vui lòng điền vào trường này!");
                            }
                        }
                    }
                });
            }
        });
        d.show();
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.home, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
        if (item.getItemId() == R.id.menu_search)
            startActivity(new Intent(Home.this, SearchActivity.class));

        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onBackPressed() {
        if(backPressedTime + 2000 > System.currentTimeMillis()) {
            super.onBackPressed();
            return;
        } else {
            Toast.makeText(this, "Nhấn BACK 1 lần nữa để thoát!", Toast.LENGTH_SHORT).show();
        }

        backPressedTime = System.currentTimeMillis();

    }
}