fix not deleting draft when stopping activity after clicking send;

fix edits not being saved when editing a post and scrolling up and down

app/src/main/java/gr/thmmy/mthmmy/activities/topic/TopicActivity.java

@@ -531,6 +531,11 @@ public class TopicActivity extends BaseActivity implements TopicAdapter.OnPostFo
                         replyFAB.setTag(true);
                         bottomNavBar.setVisibility(View.VISIBLE);
                         viewModel.setWritingReply(false);
+
+                        SharedPreferences drafts = getSharedPreferences(getString(R.string.pref_topic_drafts_key),
+                                Context.MODE_PRIVATE);
+                        drafts.edit().remove(String.valueOf(viewModel.getTopicId())).apply();
+
                         if ((((Post) topicItems.get(topicItems.size() - 1)).getPostNumber() + 1) % 15 == 0) {
                             Timber.i("Reply was posted in new page. Switching to last page.");
                             viewModel.loadUrl(ParseHelpers.getBaseURL(viewModel.getTopicUrl()) + "." + 2147483647);
@@ -541,6 +546,14 @@ public class TopicActivity extends BaseActivity implements TopicAdapter.OnPostFo
                     case NEW_REPLY_WHILE_POSTING:
                         Timber.i("New reply while writing a reply");
 
+                        //cache reply
+                        if (viewModel.isWritingReply()) {
+                            SharedPreferences drafts2 = getSharedPreferences(getString(R.string.pref_topic_drafts_key), MODE_PRIVATE);
+                            Post reply = (Post) topicItems.get(topicItems.size() - 1);
+                            drafts2.edit().putString(String.valueOf(viewModel.getTopicId()), reply.getContent()).apply();
+                            viewModel.setWritingReply(false);
+                        }
+
                         Runnable addReply = () -> {
                             AlertDialog.Builder builder = new AlertDialog.Builder(TopicActivity.this,
                                     R.style.AppTheme_Dark_Dialog);

app/src/main/java/gr/thmmy/mthmmy/activities/topic/TopicAdapter.java

@@ -721,6 +721,38 @@ class TopicAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
                     viewModel.editPost(position, holder.editSubject.getText().toString(), holder.editEditor.getText().toString());
                 });
 
+                holder.editSubject.addTextChangedListener(new TextWatcher() {
+                    @Override
+                    public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                    }
+
+                    @Override
+                    public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                    }
+
+                    @Override
+                    public void afterTextChanged(Editable editable) {
+                        ((Post) topicItems.get(holder.getAdapterPosition())).setSubject(editable.toString());
+                    }
+                });
+                holder.editEditor.getEditText().addTextChangedListener(new TextWatcher() {
+                    @Override
+                    public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                    }
+
+                    @Override
+                    public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                    }
+
+                    @Override
+                    public void afterTextChanged(Editable editable) {
+                        ((Post) topicItems.get(holder.getAdapterPosition())).setContent(editable.toString());
+                    }
+                });
                 if (backPressHidden) {
                     holder.editEditor.requestEditTextFocus();
                     backPressHidden = false;