package com.example.banan.helloworld;

import android.app.Activity;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.content.Intent;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;

public class MainActivity extends AppCompatActivity {
    private Button scan_button;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        scan_button = (Button) findViewById(R.id.scan_button);
        final Activity activity = this;
        scan_button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                IntentIntegrator integrator = new IntentIntegrator(activity);
                integrator.setDesiredBarcodeFormats(IntentIntegrator.QR_CODE_TYPES);
                integrator.setPrompt("Scan");
                integrator.setCameraId(0);
                integrator.setBeepEnabled(false);
                integrator.setBarcodeImageEnabled(false);
                integrator.initiateScan();

            }
        });
    }

    @Override
    protected void onActivityResult (int requestCode, int resultCode,Intent intent ){
        IntentResult result = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
        if(result != null) {
            if(result.getContents()==null){
                Toast.makeText(this, "You callcelled the scanning", Toast.LENGTH_LONG).show();

            }
            else{
                Toast.makeText(this, result.getContents(), Toast.LENGTH_LONG).show();
            }
        }
        else{
            super.onActivityResult(requestCode, resultCode, intent);
        }
    }

}