Add button to save generated codes to history

app/src/main/java/com/secuso/privacyfriendlycodescanner/qrscanner/helpers/Utils.java

@@ -13,6 +13,8 @@
 import com.google.zxing.WriterException;
 import com.google.zxing.common.BitMatrix;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
+import com.journeyapps.barcodescanner.BarcodeResult;
+import com.secuso.privacyfriendlycodescanner.qrscanner.database.HistoryItem;
 
 import java.util.EnumMap;
 import java.util.Map;
@@ -90,4 +92,37 @@ public static Bitmap generateCode(String data, BarcodeFormat original_format, in
             return null;
         }
     }
+
+    public static HistoryItem createHistoryItem(Bitmap mCodeImage, BarcodeResult currentBarcodeResult, boolean prefSaveRealImage) {
+        HistoryItem currentHistoryItem = new HistoryItem();
+
+        Bitmap image;
+        if (prefSaveRealImage) {
+            float height;
+            float width;
+            if (mCodeImage.getWidth() == 0 || mCodeImage.getWidth() == 0) {
+                height = 200f;
+                width = 200f;
+            } else if (mCodeImage.getWidth() > mCodeImage.getHeight()) {
+                height = (float) mCodeImage.getHeight() / (float) mCodeImage.getWidth() * 200f;
+                width = 200f;
+            } else {
+                width = (float) mCodeImage.getWidth() / (float) mCodeImage.getHeight() * 200f;
+                height = 200f;
+            }
+            image = Bitmap.createScaledBitmap(mCodeImage, (int) width, (int) height, false);
+        } else {
+            image = Utils.generateCode(currentBarcodeResult.getText(), currentBarcodeResult.getBarcodeFormat(), null, currentBarcodeResult.getResult().getResultMetadata());
+        }
+        currentHistoryItem.setImage(image);
+
+        currentHistoryItem.setFormat(currentBarcodeResult.getResult().getBarcodeFormat());
+        currentHistoryItem.setNumBits(currentBarcodeResult.getResult().getNumBits());
+        currentHistoryItem.setRawBytes(currentBarcodeResult.getResult().getRawBytes());
+        currentHistoryItem.setResultPoints(currentBarcodeResult.getResult().getResultPoints());
+        currentHistoryItem.setText(currentBarcodeResult.getResult().getText());
+        currentHistoryItem.setTimestamp(currentBarcodeResult.getResult().getTimestamp());
+
+        return currentHistoryItem;
+    }
 }

app/src/main/java/com/secuso/privacyfriendlycodescanner/qrscanner/ui/activities/generator/QrGeneratorDisplayActivity.java

@@ -1,10 +1,15 @@
 package com.secuso.privacyfriendlycodescanner.qrscanner.ui.activities.generator;
 
+import static com.secuso.privacyfriendlycodescanner.qrscanner.helpers.PrefManager.PREF_SAVE_REAL_IMAGE_TO_HISTORY;
+
 import android.Manifest;
 import android.content.Intent;
 import android.content.pm.PackageManager;
+import android.graphics.Bitmap;
 import android.os.Build;
 import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.provider.MediaStore;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -20,18 +25,25 @@
 import androidx.appcompat.content.res.AppCompatResources;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
+import androidx.lifecycle.ViewModelProvider;
 
 import com.bumptech.glide.Glide;
 import com.bumptech.glide.request.target.BitmapImageViewTarget;
 import com.google.android.material.textfield.TextInputLayout;
 import com.google.zxing.BarcodeFormat;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
+import com.journeyapps.barcodescanner.BarcodeResult;
 import com.secuso.privacyfriendlycodescanner.qrscanner.R;
+import com.secuso.privacyfriendlycodescanner.qrscanner.database.AppRepository;
+import com.secuso.privacyfriendlycodescanner.qrscanner.database.HistoryItem;
 import com.secuso.privacyfriendlycodescanner.qrscanner.generator.Contents;
 import com.secuso.privacyfriendlycodescanner.qrscanner.generator.QRGeneratorUtils;
+import com.secuso.privacyfriendlycodescanner.qrscanner.helpers.Utils;
 import com.secuso.privacyfriendlycodescanner.qrscanner.ui.activities.ScannerActivity;
 import com.secuso.privacyfriendlycodescanner.qrscanner.ui.helpers.IconArrayAdapter;
+import com.secuso.privacyfriendlycodescanner.qrscanner.ui.viewmodel.ScannerViewModel;
 
+import java.io.IOException;
 import java.util.Arrays;
 
 public class QrGeneratorDisplayActivity extends AppCompatActivity {
@@ -203,6 +215,7 @@ private void saveImageToStorage() {
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         getMenuInflater().inflate(R.menu.share, menu);
+        getMenuInflater().inflate(R.menu.save, menu);
         return true;
     }
 
@@ -211,6 +224,31 @@ public boolean onOptionsItemSelected(MenuItem item) {
         if (item.getItemId() == R.id.share) {
             QRGeneratorUtils.shareImage(this, QRGeneratorUtils.getCachedUri());
             return true;
+        } else if (item.getItemId() == R.id.save) {
+            // Use an instance of ScannerViewModel to get the BarcodeResult by 'scanning' the image
+            ScannerViewModel scannerViewModel = new ViewModelProvider(this).get(ScannerViewModel.class);
+            scannerViewModel.isScanComplete().observe(this, scanComplete -> {
+                if (scanComplete) {
+                    BarcodeResult result = scannerViewModel.getScanResult().getValue();
+                    scannerViewModel.clearScanResult();
+                    if (result == null) {
+                        Toast.makeText(this, getText(R.string.something_went_wrong), Toast.LENGTH_SHORT).show();
+                    } else {
+                        try {
+                            //Get the Bitmap, create the HistoryItem and insert it into the db.
+                            Bitmap bitmap = MediaStore.Images.Media.getBitmap(this.getContentResolver(), QRGeneratorUtils.getCachedUri());
+                            HistoryItem historyItem = Utils.createHistoryItem(bitmap, result, PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).getBoolean(PREF_SAVE_REAL_IMAGE_TO_HISTORY, false));
+                            AppRepository.getInstance(getApplication()).insertHistoryEntry(historyItem);
+
+                            Toast.makeText(this, getText(R.string.activity_result_toast_saved), Toast.LENGTH_SHORT).show();
+                        } catch (IOException e) {
+                            Toast.makeText(this, getText(R.string.something_went_wrong), Toast.LENGTH_SHORT).show();
+                        }
+                    }
+                }
+            });
+            //Start the 'scan'
+            scannerViewModel.getBarcodeResultFromImage(QRGeneratorUtils.getCachedUri());
         }
         return super.onOptionsItemSelected(item);
     }

app/src/main/java/com/secuso/privacyfriendlycodescanner/qrscanner/ui/viewmodel/ResultViewModel.java

@@ -1,5 +1,7 @@
 package com.secuso.privacyfriendlycodescanner.qrscanner.ui.viewmodel;
 
+import static com.secuso.privacyfriendlycodescanner.qrscanner.helpers.PrefManager.PREF_SAVE_REAL_IMAGE_TO_HISTORY;
+
 import android.app.Application;
 import android.content.SharedPreferences;
 import android.graphics.Bitmap;
@@ -20,8 +22,6 @@
 import com.secuso.privacyfriendlycodescanner.qrscanner.database.HistoryItem;
 import com.secuso.privacyfriendlycodescanner.qrscanner.helpers.Utils;
 
-import static com.secuso.privacyfriendlycodescanner.qrscanner.helpers.PrefManager.PREF_SAVE_REAL_IMAGE_TO_HISTORY;
-
 public class ResultViewModel extends AndroidViewModel {
 
     private BarcodeResult currentBarcodeResult = null;
@@ -73,7 +73,7 @@ public void initFromScan(BarcodeResult barcodeResult) {
             mCodeImage = Utils.generateCode(currentBarcodeResult.getText(), currentBarcodeResult.getBarcodeFormat(), null, currentBarcodeResult.getResult().getResultMetadata());
         }
 
-        createHistoryItem();
+        currentHistoryItem = Utils.createHistoryItem(mCodeImage, barcodeResult, mPreferences.getBoolean(PREF_SAVE_REAL_IMAGE_TO_HISTORY, false));
         if (mPreferences.getBoolean("bool_history", true)) {
             this.saveHistoryItem(currentHistoryItem);
         }
@@ -89,38 +89,6 @@ public void updateHistoryItem(HistoryItem item) {
         AppRepository.getInstance(getApplication()).updateHistoryEntry(item);
     }
 
-    private void createHistoryItem() {
-        currentHistoryItem = new HistoryItem();
-
-        Bitmap image;
-        boolean prefSaveRealImage = mPreferences.getBoolean(PREF_SAVE_REAL_IMAGE_TO_HISTORY, false);
-        if (prefSaveRealImage) {
-            float height;
-            float width;
-            if (mCodeImage.getWidth() == 0 || mCodeImage.getWidth() == 0) {
-                height = 200f;
-                width = 200f;
-            } else if (mCodeImage.getWidth() > mCodeImage.getHeight()) {
-                height = (float) mCodeImage.getHeight() / (float) mCodeImage.getWidth() * 200f;
-                width = 200f;
-            } else {
-                width = (float) mCodeImage.getWidth() / (float) mCodeImage.getHeight() * 200f;
-                height = 200f;
-            }
-            image = Bitmap.createScaledBitmap(mCodeImage, (int) width, (int) height, false);
-        } else {
-            image = Utils.generateCode(currentBarcodeResult.getText(), currentBarcodeResult.getBarcodeFormat(), null, currentBarcodeResult.getResult().getResultMetadata());
-        }
-        currentHistoryItem.setImage(image);
-
-        currentHistoryItem.setFormat(currentBarcodeResult.getResult().getBarcodeFormat());
-        currentHistoryItem.setNumBits(currentBarcodeResult.getResult().getNumBits());
-        currentHistoryItem.setRawBytes(currentBarcodeResult.getResult().getRawBytes());
-        currentHistoryItem.setResultPoints(currentBarcodeResult.getResult().getResultPoints());
-        currentHistoryItem.setText(currentBarcodeResult.getResult().getText());
-        currentHistoryItem.setTimestamp(currentBarcodeResult.getResult().getTimestamp());
-    }
-
     /**
      * Sometimes the result points array of currentBarcodeResult includes null objects, what might lead to crashes.
      * This function fills the array with duplicates from a valid ResultPoint or with a new ResultPoint with coordinates (0.0,0.0).

app/src/main/res/menu/save.xml

@@ -5,7 +5,7 @@
     <item
         android:id="@+id/save"
         android:icon="@drawable/ic_save_white_24dp"
-        android:title="Save"
+        android:title="@string/save_to_history"
         app:showAsAction="always" />
 
 </menu>

app/src/main/res/values-de/strings.xml

@@ -345,5 +345,7 @@
     <string name="error_correction_level">Fehlerkorrektur-Level</string>
     <string name="barcode_format">Format</string>
     <string name="code_generation_error">Es konnte kein Code generiert werden.</string>
+    <string name="something_went_wrong">Etwas ist schief gelaufen</string>
+    <string name="save_to_history">In der Historie speichern</string>
 
 </resources>

app/src/main/res/values-it/strings.xml

@@ -352,6 +352,8 @@
     <string name="error_correction_level">Livello di correzione degli errori</string>
     <string name="barcode_format">Formato</string>
     <string name="code_generation_error">Non è stato possibile generare alcun codice.</string>
+    <string name="something_went_wrong">Qualcosa è andato storto</string>
+    <string name="save_to_history">Salva nella cronologia</string>
 
 
 </resources>

app/src/main/res/values-nl/strings.xml

@@ -352,5 +352,7 @@
     <string name="error_correction_level">Foutcorrectieniveau</string>
     <string name="barcode_format">Formaat</string>
     <string name="code_generation_error">Er kon geen code worden gegenereerd.</string>
+    <string name="something_went_wrong">Er ging iets mis</string>
+    <string name="save_to_history">Opslaan in geschiedenis</string>
 
 </resources>

app/src/main/res/values/strings.xml

@@ -180,6 +180,7 @@
         <item>Vehicle Identification Number (VIN)</item>
     </string-array>
 
+    <string name="something_went_wrong">Something went wrong</string>
     <string name="copied_to_clipboard">Copied to clipboard.</string>
     <string name="noname">No name specified</string>
 
@@ -256,6 +257,7 @@
     <string name="barcode_format">Format</string>
     <string name="error_correction_level">Error correction level</string>
     <string name="code_generation_error">No code could be generated.</string>
+    <string name="save_to_history">Save to history</string>
 
     <string name="generator_text_textfield">Text</string>
     <string name="generator_text_explanation">You can enter any text you want to encode. Multiple lines are allowed.</string>