final String email = emailEditText.getText().toString().trim();
        String password = passwordEditText.getText().toString().trim();
        String passwordVer = rePassword.getText().toString().trim();
        final String userPhone = phoneNumEditText.getText().toString().trim();


        if (TextUtils.isEmpty(email)) {

            Toast.makeText(this, getResources().getString(R.string.pleaseEnterYourEmail), Toast.LENGTH_SHORT).show();
            return;
        }

        if (TextUtils.isEmpty(password)) {

            Toast.makeText(this, getResources().getString(R.string.pleaseEnterYourPassword), Toast.LENGTH_SHORT).show();
            return;
        }

        if (TextUtils.isEmpty(passwordVer)) {

            Toast.makeText(this, getResources().getString(R.string.pleaseEnterYourPassword), Toast.LENGTH_SHORT).show();
            return;
        }

        if (TextUtils.isEmpty(userPhone)) {
            Toast.makeText(this, getResources().getString(R.string.pleaseEnterYourPhone), Toast.LENGTH_SHORT).show();
            return;
        }


        if (!TextUtils.equals(password, passwordVer)) {
            Toast.makeText(this, getResources().getString(R.string.wrngPwd), Toast.LENGTH_SHORT).show();
            return;
        }


        firebaseAuth.createUserWithEmailAndPassword(email, password)
                .addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
                    @Override
                    public void onComplete(@NonNull Task<AuthResult> task) {
                        if (task.isSuccessful()) {
                            Toast.makeText(regesterAccount.this, getResources().getString(R.string.regestringSucc), Toast.LENGTH_SHORT).show();
                            //users
                            User newUser = new User(userName.getText().toString(), userPhone, email);
                            String uid = FirebaseAuth.getInstance().getCurrentUser().getUid();
                            fbDatabaseReference.child(uid).setValue(newUser);
                            finish();
                            Intent i = new Intent(getApplicationContext(), main.class);
                            i.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
                            startActivity(i);
                        } else {
                            progressDialog.dismiss();
                            Toast.makeText(regesterAccount.this, "Error : " + task.getException().getMessage(), Toast.LENGTH_SHORT).show();
                        }
                    }
                });

    }