package com.google.android.gms.example.interstitialexample;



import android.os.Bundle;

import android.os.CountDownTimer;

import androidx.appcompat.app.AppCompatActivity;

import android.view.View;

import android.widget.Button;

import android.widget.TextView;

import android.widget.Toast;

import com.google.android.gms.ads.AdListener;

import com.google.android.gms.ads.AdRequest;

import com.google.android.gms.ads.InterstitialAd;

import com.google.android.gms.ads.MobileAds;

import com.google.android.gms.ads.initialization.InitializationStatus;

import com.google.android.gms.ads.initialization.OnInitializationCompleteListener;



/**

 * Main Activity. Inflates main activity xml.

 */

public class MyActivity extends AppCompatActivity {



    private static final long GAME_LENGTH_MILLISECONDS = 3000;

    private static final String AD_UNIT_ID = "ca-app-pub-6955730831331513/9070197662";



    private InterstitialAd interstitialAd;

    private CountDownTimer countDownTimer;

    private Button retryButton;

    private boolean gameIsInProgress;

    private long timerMilliseconds;



    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_my);



        // Initialize the Mobile Ads SDK.

        MobileAds.initialize(this, new OnInitializationCompleteListener() {

            @Override

            public void onInitializationComplete(InitializationStatus initializationStatus) {}

        });



        // Create the InterstitialAd and set the adUnitId.

        interstitialAd = new InterstitialAd(this);

        // Defined in res/values/strings.xml

        interstitialAd.setAdUnitId(AD_UNIT_ID);



        interstitialAd.setAdListener(new AdListener() {

            @Override

            public void onAdLoaded() {

                Toast.makeText(MyActivity.this, "onAdLoaded()", Toast.LENGTH_SHORT).show();

            }



            @Override

            public void onAdFailedToLoad(int errorCode) {

                Toast.makeText(MyActivity.this,

                        "onAdFailedToLoad() with error code: " + errorCode,

                        Toast.LENGTH_SHORT).show();

            }



            @Override

            public void onAdClosed() {

                startGame();

            }

        });



        // Create the "retry" button, which tries to show an interstitial between game plays.

        retryButton = findViewById(R.id.retry_button);

        retryButton.setVisibility(View.INVISIBLE);

        retryButton.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View view) {

                showInterstitial();

            }

        });



        startGame();

    }



    private void createTimer(final long milliseconds) {

        // Create the game timer, which counts down to the end of the level

        // and shows the "retry" button.

        if (countDownTimer != null) {

            countDownTimer.cancel();

        }



        final TextView textView = findViewById(R.id.timer);



        countDownTimer = new CountDownTimer(milliseconds, 50) {

            @Override

            public void onTick(long millisUnitFinished) {

                timerMilliseconds = millisUnitFinished;

                textView.setText("seconds remaining: " + ((millisUnitFinished / 1000) + 1));

            }



            @Override

            public void onFinish() {

                gameIsInProgress = false;

                textView.setText("done!");

                retryButton.setVisibility(View.VISIBLE);

            }

        };

    }



    @Override

    public void onResume() {

        // Start or resume the game.

        super.onResume();



        if (gameIsInProgress) {

            resumeGame(timerMilliseconds);

        }

    }



    @Override

    public void onPause() {

        // Cancel the timer if the game is paused.

        countDownTimer.cancel();

        super.onPause();

    }



    private void showInterstitial() {

        // Show the ad if it's ready. Otherwise toast and restart the game.

        if (interstitialAd != null && interstitialAd.isLoaded()) {

            interstitialAd.show();

        } else {

            Toast.makeText(this, "Ad did not load", Toast.LENGTH_SHORT).show();

            startGame();

        }

    }



    private void startGame() {

        // Request a new ad if one isn't already loaded, hide the button, and kick off the timer.

        if (!interstitialAd.isLoading() && !interstitialAd.isLoaded()) {

            AdRequest adRequest = new AdRequest.Builder().build();

            interstitialAd.loadAd(adRequest);

        }



        retryButton.setVisibility(View.INVISIBLE);

        resumeGame(GAME_LENGTH_MILLISECONDS);

    }



    private void resumeGame(long milliseconds) {

        // Create a new timer for the correct length and start it.

        gameIsInProgress = true;

        timerMilliseconds = milliseconds;

        createTimer(milliseconds);

        countDownTimer.start();

    }

}