52 lines
1.9 KiB
Java
52 lines
1.9 KiB
Java
package io.github.doukutsu_rs;
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import android.app.AlertDialog;
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import android.content.Intent;
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import android.os.Bundle;
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import androidx.appcompat.app.AppCompatActivity;
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import java.io.File;
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public class MainActivity extends AppCompatActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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ActivityUtils.hideSystemBars(this);
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File f = new File(getFilesDir().getAbsolutePath() + "/data/");
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String[] list = f.list();
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if (!f.exists() || (list != null && list.length == 0)) {
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messageBox(getString(R.string.missing_data_title), getString(R.string.missing_data_desc), () -> {
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Intent intent = new Intent(this, DownloadActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivity(intent);
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this.finish();
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}, this::launchGame);
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} else {
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launchGame();
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}
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}
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private void launchGame() {
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Intent intent = new Intent(this, GameActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivity(intent);
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this.finish();
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}
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private void messageBox(String title, String message, Runnable yesCallback, Runnable noCallback) {
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this.runOnUiThread(() -> {
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AlertDialog.Builder alert = new AlertDialog.Builder(this);
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alert.setTitle(title);
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alert.setMessage(message);
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alert.setPositiveButton(android.R.string.yes, (dialog, whichButton) -> yesCallback.run());
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alert.setNegativeButton(android.R.string.no, (dialog, whichButton) -> noCallback.run());
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alert.setCancelable(false);
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alert.show();
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});
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}
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}
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