Auto download+share last attachment

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

@@ -71,6 +71,8 @@ public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.Vi
     private LayoutInflater inflater;
 
     private boolean readonly;
+    private AdapterMessage.IProperties properties;
+
     private boolean vt_enabled;
     private String vt_apikey;
     private boolean debug;
@@ -207,6 +209,16 @@ public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.Vi
 
             tvError.setText(attachment.error);
             tvError.setVisibility(attachment.error == null ? View.GONE : View.VISIBLE);
+
+            if (properties != null) {
+                String aid = properties.getValue("attachment");
+                if (aid != null) {
+                    if (attachment.id.equals(Long.parseLong(aid)) && attachment.available) {
+                        properties.setValue("attachment", null);
+                        onShare(attachment);
+                    }
+                }
+            }
         }
 
         @Override
@@ -337,6 +349,9 @@ public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.Vi
         }
 
         private void onDownload(EntityAttachment attachment) {
+            if (properties != null)
+                properties.setValue("attachment", Long.toString(attachment.id));
+
             Bundle args = new Bundle();
             args.putLong("id", attachment.id);
             args.putLong("message", attachment.message);
@@ -392,9 +407,10 @@ public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.Vi
         }
     }
 
-    AdapterAttachment(Fragment parentFragment, boolean readonly) {
+    AdapterAttachment(Fragment parentFragment, boolean readonly, final AdapterMessage.IProperties properties) {
         this.parentFragment = parentFragment;
         this.readonly = readonly;
+        this.properties = properties;
 
         this.context = parentFragment.getContext();
         this.owner = parentFragment.getViewLifecycleOwner();

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

@@ -841,7 +841,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             rvAttachment.setLayoutManager(llm);
             rvAttachment.setItemAnimator(null);
 
-            adapterAttachment = new AdapterAttachment(parentFragment, true);
+            adapterAttachment = new AdapterAttachment(parentFragment, true, properties);
             rvAttachment.setAdapter(adapterAttachment);
 
             cbInline = attachments.findViewById(R.id.cbInline);
@@ -7999,6 +7999,8 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
 
         void setValue(String name, long id, boolean enabled);
 
+        String getValue(String key);
+
         boolean getValue(String name, long id);
 
         void setExpanded(TupleMessageEx message, boolean expanded, boolean scroll);

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

@@ -1367,7 +1367,7 @@ public class FragmentCompose extends FragmentBase {
         rvAttachment.setLayoutManager(llm);
         rvAttachment.setItemAnimator(null);
 
-        adapter = new AdapterAttachment(this, false);
+        adapter = new AdapterAttachment(this, false, null);
         rvAttachment.setAdapter(adapter);
 
         tvNoInternetAttachments.setVisibility(View.GONE);

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

@@ -2125,7 +2125,10 @@ public class FragmentMessages extends FragmentBase
     private AdapterMessage.IProperties iProperties = new AdapterMessage.IProperties() {
         @Override
         public void setValue(String key, String value) {
-            kv.put(key, value);
+            if (value == null)
+                kv.remove(key);
+            else
+                kv.put(key, value);
         }
 
         @Override
@@ -2174,6 +2177,11 @@ public class FragmentMessages extends FragmentBase
             }
         }
 
+        @Override
+        public String getValue(String key) {
+            return kv.get(key);
+        }
+
         @Override
         public boolean getValue(String name, long id) {
             if (values.containsKey(name))