package com.olimpiade.binocentre.Activity;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.android.material.snackbar.Snackbar;
import com.google.firebase.FirebaseException;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseAuthInvalidCredentialsException;
import com.google.firebase.auth.PhoneAuthCredential;
import com.google.firebase.auth.PhoneAuthProvider;
import com.olimpiade.binocentre.R;
import java.util.concurrent.TimeUnit;

public class Verifikasi extends AppCompatActivity {
    private String mVerificationId;
    private EditText editTextCode;
    private FirebaseAuth mAuth;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_verifikasi);
        getSupportActionBar().hide();
        mAuth = FirebaseAuth.getInstance();
        editTextCode = findViewById(R.id.editTextCode);
        Intent intent = getIntent();
        String mobile = intent.getStringExtra("mobile");
        sendVerificationCode(mobile);

        findViewById(R.id.buttonSignIn).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String code = editTextCode.getText().toString().trim();
                if (code.isEmpty() || code.length() < 6) {
                    editTextCode.setError("Kode Salah");
                    editTextCode.requestFocus();
                    return;
                }
                verifyVerificationCode(code);
            }
        });

    }

    private void sendVerificationCode(String mobile) {
        PhoneAuthProvider.getInstance().verifyPhoneNumber(
                mobile,
                60,
                TimeUnit.SECONDS,
                this,
                mCallbacks);
    }

    private PhoneAuthProvider.OnVerificationStateChangedCallbacks mCallbacks = new PhoneAuthProvider.OnVerificationStateChangedCallbacks() {
        @Override
        public void onVerificationCompleted(PhoneAuthCredential phoneAuthCredential) {
            String code = phoneAuthCredential.getSmsCode();

            if (code != null) {
                editTextCode.setText(code);
                verifyVerificationCode(code);
            }
        }

        @Override
        public void onVerificationFailed(FirebaseException e) {
            Toast.makeText(Verifikasi.this, e.getMessage(), Toast.LENGTH_LONG).show();
        }

        @Override
        public void onCodeSent(String s, PhoneAuthProvider.ForceResendingToken forceResendingToken) {
            super.onCodeSent(s, forceResendingToken);
            mVerificationId = s;
        }
    };


    private void verifyVerificationCode(String code) {
        PhoneAuthCredential credential = PhoneAuthProvider.getCredential(mVerificationId, code);
        signInWithPhoneAuthCredential(credential);
    }

    private void signInWithPhoneAuthCredential(PhoneAuthCredential credential) {
        mAuth.signInWithCredential(credential)
                .addOnCompleteListener(Verifikasi.this, new OnCompleteListener<AuthResult>() {
                    @Override
                    public void onComplete(@NonNull Task<AuthResult> task) {
                        if (task.isSuccessful()) {
                            Intent intent = new Intent(Verifikasi.this, MainActivity.class);
                            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
                            startActivity(intent);

                        } else {
                            String message = "Somthing is wrong, we will fix it soon...";

                            if (task.getException() instanceof FirebaseAuthInvalidCredentialsException) {
                                message = "Kode Salah";
                            }

                            Snackbar snackbar = Snackbar.make(findViewById(R.id.parent), message, Snackbar.LENGTH_LONG);
                            snackbar.setAction("Dismiss", new View.OnClickListener() {
                                @Override
                                public void onClick(View v) {

                                }
                            });
                            snackbar.show();
                        }
                    }
                });
    }
}