public class CheckLogin extends AsyncTask<String,String,String>
    {
        String z = "";
        String mails = email.getText().toString().trim();
        String passwordd = password.getText().toString().trim();
        String nombres = user.getText().toString().trim();


        @Override
        protected void onPreExecute()
        {

        }

        @Override
        protected void onPostExecute(String r)
        {
            Log.d("valor final z",z);

            if(z.equals("Debes completar los 3 campos solicitados")){
                TastyToast.makeText(Registro.this,z, TastyToast.LENGTH_LONG, TastyToast.ERROR).show();
                simulateErrorProgress(adding);
            }else if (z.equals("El nombre debe tener al menos 10 caracteres")){
                TastyToast.makeText(Registro.this, z, TastyToast.LENGTH_LONG, TastyToast.ERROR).show();
                simulateErrorProgress(adding);
            }else if(z.equals("Usuario ya existe")){
                TastyToast.makeText(Registro.this, z, TastyToast.LENGTH_LONG, TastyToast.INFO).show();
                simulateErrorProgress(adding);
            }else if (z.equals("Formato de correo invalido")){
                TastyToast.makeText(Registro.this,z , TastyToast.LENGTH_LONG, TastyToast.INFO).show();
                simulateErrorProgress(adding);
            }else if(z.equals("Contraseña debil, Intenta con almenos 6 caracteres")){
                TastyToast.makeText(Registro.this, z, TastyToast.LENGTH_LONG, TastyToast.INFO).show();
                simulateErrorProgress(adding);
            }else if(z.equals("Conexión a internet perdida")){
                TastyToast.makeText(Registro.this, z, TastyToast.LENGTH_LONG, TastyToast.ERROR).show();
                simulateErrorProgress(adding);
            }else if(z.equals( "Ops, un error inesperado ha ocurrido, vuelve a intentarlo mas tarde")){
                TastyToast.makeText(Registro.this,z, TastyToast.LENGTH_LONG, TastyToast.ERROR).show();
                simulateErrorProgress(adding);
            }else if(z.equals("funciono")){
                simulateSuccessProgress(adding);
                email.setText("");
                password.setText("");
                user.setText("");
            }
        }
        @Override
        protected String doInBackground(String... params)
        {
            if (mails.trim().equals("") || passwordd.trim().equals("") || nombres.trim().equals("")) {
                z="Debes completar los 3 campos solicitados";
            }
            if (nombres.length() < 10) {
                z="El nombre debe tener al menos 10 caracteres";
            }else {
                mAuth.createUserWithEmailAndPassword(mails, passwordd)
                        .addOnCompleteListener(Registro.this, new OnCompleteListener<AuthResult>() {
                            @Override
                            public void onComplete(@NonNull Task<AuthResult> task) {
                                if (task.isSuccessful()) {
                                    Log.d("funciona", "pase por aqui");
                                    try {
                                        con = connectionclass(un, pass, db, ip);
                                        if (con == null) {
                                        } else {
                                            try {
                                                String encryptedps = AESCrypt.encrypt("encryp", passwordd);
                                                String query = "insert into usuarios (email, nombre, pass,fecha_creacion) values ('" + mails + "','" + nombres + "','" + encryptedps + "',((SELECT CONVERT (date, SYSDATETIME()))));";
                                                PreparedStatement preparedStatement = con.prepareStatement(query);
                                                preparedStatement.setQueryTimeout(2);
                                                preparedStatement.executeUpdate();
                                                con.close();
                                                simulateSuccessProgress(adding);
                                                Uri imageUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE +
                                                        "://" + getResources().getResourcePackageName(R.drawable.perfilvacio)
                                                        + '/' + getResources().getResourceTypeName(R.drawable.perfilvacio) + '/' + getResources().getResourceEntryName(R.drawable.perfilvacio) );
                                                FirebaseUser update =FirebaseAuth.getInstance().getCurrentUser();

                                                UserProfileChangeRequest profileUpdates = new UserProfileChangeRequest.Builder()
                                                        .setDisplayName(nombres)
                                                        .setPhotoUri(imageUri)
                                                        .build();
                                                update.updateProfile(profileUpdates).addOnCompleteListener(new OnCompleteListener<Void>() {
                                                    @Override
                                                    public void onComplete(@NonNull Task<Void> task) {
                                                        if (task.isSuccessful()) {
                                                            FirebaseAuth.getInstance().signOut();
                                                        }else {
                                                            FirebaseAuth.getInstance().signOut();
                                                        }
                                                    }
                                                });

                                                z="funciono";
                                            } catch (GeneralSecurityException e) {
                                                Log.d("error de encriptacion", e.getMessage());
                                            }
                                        }
                                    } catch (Exception ex) {
                                        Log.d("error base de datos: ", ex.getMessage());
                                    }
                                }
                                else {
                                    Log.d("no funciono", task.getException().toString());

                                    if (task.getException().toString().trim().equals("com.google.firebase.auth.FirebaseAuthUserCollisionException: The email address is already in use by another account.".trim())) {
                                        z="Usuario ya existe";
                                    } else if (task.getException().toString().trim().equals("com.google.firebase.auth.FirebaseAuthInvalidCredentialsException: The email address is badly formatted".trim())) {
                                        z="Formato de correo invalido";
                                    } else if (task.getException().toString().trim().equals("com.google.firebase.FirebaseException: An internal error has occurred. [ WEAK_PASSWORD  ]".trim())) {
                                        z="Contraseña debil, Intenta con almenos 6 caracteres";
                                    } else if (task.getException().toString().trim().equals("com.google.firebase.FirebaseNetworkException: A network error (such as timeout, interrupted connection or unreachable host) has occurred.".trim())) {
                                        z="Conexión a internet perdida";
                                    } else {
                                        z="Ops, un error inesperado ha ocurrido, vuelve a intentarlo mas tarde";
                                    }
                                }

                            }
                        });
            }
            return z;
        }
    }