Added download size

app/src/main/java/eu/faircode/email/FragmentDialogDownloadAttachments.java

@@ -40,6 +40,7 @@ public class FragmentDialogDownloadAttachments extends FragmentDialogBase {
     public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
         Bundle args = getArguments();
         long id = args.getLong("id");
+        long size = args.getLong("size");
         long[] download = args.getLongArray("download");
         Intent intent = args.getParcelable("intent");
 
@@ -59,6 +60,7 @@ public class FragmentDialogDownloadAttachments extends FragmentDialogBase {
         View dview = LayoutInflater.from(context).inflate(R.layout.dialog_download_attachments, null);
         TextView tvRemark = dview.findViewById(R.id.tvRemark);
         Button btnDownload = dview.findViewById(R.id.btnDownload);
+        TextView tvSize = dview.findViewById(R.id.tvSize);
         ProgressBar pbDownloaded = dview.findViewById(R.id.pbDownloaded);
         TextView tvRemaining = dview.findViewById(R.id.tvRemaining);
         CheckBox cbAutoConfirm = dview.findViewById(R.id.cbAutoConfirm);
@@ -151,6 +153,9 @@ public class FragmentDialogDownloadAttachments extends FragmentDialogBase {
             }
         });
 
+        tvSize.setText("~ " + Helper.humanReadableByteCount(size));
+        tvSize.setVisibility(size > 0 ? View.VISIBLE : View.GONE);
+
         cbAutoConfirm.setChecked(attachments_auto_confirm);
         cbAutoConfirm.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -4072,14 +4072,21 @@ public class FragmentMessages extends FragmentBase
                     long id = args.getLong("id");
                     List<Long> download = new ArrayList<>();
 
+                    long size = 0;
+
                     DB db = DB.getInstance(context);
                     List<EntityAttachment> attachments = db.attachment().getAttachments(id);
                     if (attachments != null)
                         for (EntityAttachment attachment : attachments)
                             if (!attachment.available &&
                                     attachment.subsequence == null &&
-                                    !attachment.isEncryption())
+                                    !attachment.isEncryption()) {
+                                if (attachment.size != null)
+                                    size += attachment.size;
                                 download.add(attachment.id);
+                            }
+
+                    args.putLong("size", size);
 
                     return download;
                 }

app/src/main/res/layout/dialog_download_attachments.xml

@@ -44,6 +44,18 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvRemark" />
 
+        <TextView
+            android:id="@+id/tvSize"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:text="~123 KB"
+            android:textAppearance="@style/TextAppearance.AppCompat.Small"
+            android:textColor="?android:attr/textColorPrimary"
+            app:layout_constraintBottom_toBottomOf="@id/btnDownload"
+            app:layout_constraintStart_toEndOf="@id/btnDownload"
+            app:layout_constraintTop_toTopOf="@id/btnDownload" />
+
         <ProgressBar
             android:id="@+id/pbDownloaded"
             style="@android:style/Widget.ProgressBar.Horizontal"