package com.lapakavi.qrstock;

import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

import com.google.zxing.Result;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import me.dm7.barcodescanner.zxing.ZXingScannerView;

public class Scanqr extends AppCompatActivity implements ZXingScannerView.ResultHandler {

    private ZXingScannerView mScannerView;
    private final  static int REQUEST_CODE_ASK_PERMISSIONS = 1;
    private static final String[] REQUIRED_SDK_PERMISSIONS = new String[] {
            Manifest.permission.CAMERA};

    /**
     * Untuk cek permision camera.
     */
    protected void checkPermissions() {
        final List<String> missingPermissions = new ArrayList<String>();
        // check all required dynamic permissions
        for (final String permission : REQUIRED_SDK_PERMISSIONS) {
            final int result = ContextCompat.checkSelfPermission(this, permission);
            if (result != PackageManager.PERMISSION_GRANTED) {
                missingPermissions.add(permission);
            }
        }
        if (!missingPermissions.isEmpty()) {
            // request all missing permissions
            final String[] permissions = missingPermissions
                    .toArray(new String[missingPermissions.size()]);
            ActivityCompat.requestPermissions(this, permissions, REQUEST_CODE_ASK_PERMISSIONS);
        } else {
            final int[] grantResults = new int[REQUIRED_SDK_PERMISSIONS.length];
            Arrays.fill(grantResults, PackageManager.PERMISSION_GRANTED);
            onRequestPermissionsResult(REQUEST_CODE_ASK_PERMISSIONS, REQUIRED_SDK_PERMISSIONS,
                    grantResults);
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[],
                                           @NonNull int[] grantResults) {
        switch (requestCode) {
            case REQUEST_CODE_ASK_PERMISSIONS:
                for (int index = permissions.length - 1; index >= 0; --index) {
                    if (grantResults[index] != PackageManager.PERMISSION_GRANTED) {
                        // exit the app if one permission is not granted
                        Toast.makeText(this, "Required permission '" + permissions[index]
                                + "' not granted, exiting", Toast.LENGTH_LONG).show();
                        finish();
                        return;
                    }
                }
                // all permissions were granted

                break;
        }
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        checkPermissions();
        setContentView(R.layout.activity_scanqr);
        mScannerView = new ZXingScannerView(this);
        setContentView(mScannerView);

    }
    @Override
    public void onResume() {
        super.onResume();
        mScannerView.setResultHandler(this);
        mScannerView.startCamera();
    }

    @Override
    public void onPause() {
        super.onPause();
        mScannerView.stopCamera();
    }

    //hasil print scan
    @Override
    public void handleResult(Result rawResult) {

        Log.v("TAG", rawResult.getText()); // Prints scan result

        Intent i = new Intent(Scanqr.this, MainActivity.class);
        i.putExtra(MainActivity.WEBSITE_ADDRESS, "http://192.168.1.3/lapakavi/qr.php?kode="+rawResult.getText()); //url hasil
        startActivity(i);
        finish();

    }

}