Update thread view after sent reply (closes #74)

app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java

@@ -101,6 +101,7 @@ public class  ComposeActivity extends BaseActivity implements ComposeOptionsFrag
     private static final int MEDIA_PICK_RESULT = 1;
     private static final int PERMISSIONS_REQUEST_READ_EXTERNAL_STORAGE = 1;
     private static final int MEDIA_SIZE_UNKNOWN = -1;
+    private static final int COMPOSE_SUCCESS = -1;
 
     private String inReplyToId;
     private EditText textEditor;
@@ -816,6 +817,7 @@ public class  ComposeActivity extends BaseActivity implements ComposeOptionsFrag
     private void onSendSuccess() {
         Snackbar bar = Snackbar.make(findViewById(R.id.activity_compose), getString(R.string.confirmation_send), Snackbar.LENGTH_SHORT);
         bar.show();
+        setResult(COMPOSE_SUCCESS);
         finish();
     }
 

app/src/main/java/com/keylesspalace/tusky/MainActivity.java

@@ -66,6 +66,7 @@ import retrofit2.Response;
 
 public class MainActivity extends BaseActivity {
     private static final String TAG = "MainActivity"; // logging tag and Volley request tag
+    protected static int COMPOSE_RESULT = 1;
 
     private String loggedInAccountId;
     private String loggedInAccountUsername;
@@ -99,7 +100,7 @@ public class MainActivity extends BaseActivity {
             @Override
             public void onClick(View v) {
                 Intent intent = new Intent(getApplicationContext(), ComposeActivity.class);
-                startActivity(intent);
+                startActivityForResult(intent, COMPOSE_RESULT);
             }
         });
 
@@ -474,6 +475,17 @@ public class MainActivity extends BaseActivity {
         Log.e(TAG, "Failed to fetch user info. " + exception.getMessage());
     }
 
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == COMPOSE_RESULT && resultCode == ComposeActivity.RESULT_OK) {
+            TimelinePagerAdapter adapter = (TimelinePagerAdapter) viewPager.getAdapter();
+            if (adapter.getCurrentFragment() instanceof SFragment) {
+                ((SFragment) adapter.getCurrentFragment()).onSuccessfulStatus();
+            }
+        }
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
     @Override
     public void onBackPressed() {
         if(drawer != null && drawer.isDrawerOpen()) {

app/src/main/java/com/keylesspalace/tusky/SFragment.java

@@ -44,9 +44,10 @@ import retrofit2.Callback;
  * adapters. I feel like the profile pages and thread viewer, which I haven't made yet, will also
  * overlap functionality. So, I'm momentarily leaving it and hopefully working on those will clear
  * up what needs to be where. */
-public class SFragment extends BaseFragment {
+public abstract class SFragment extends BaseFragment {
     protected String loggedInAccountId;
     protected String loggedInUsername;
+    protected static int COMPOSE_RESULT = 1;
 
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
@@ -79,11 +80,23 @@ public class SFragment extends BaseFragment {
         intent.putExtra("reply_visibility", replyVisibility);
         intent.putExtra("content_warning", contentWarning);
         intent.putExtra("mentioned_usernames", mentionedUsernames.toArray(new String[0]));
-        startActivity(intent);
+        startActivityForResult(intent, COMPOSE_RESULT);
+    }
+
+    public void onSuccessfulStatus() {
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == COMPOSE_RESULT && resultCode == ComposeActivity.RESULT_OK) {
+            onSuccessfulStatus();
+        } else {
+            super.onActivityResult(requestCode, resultCode, data);
+        }
     }
 
     protected void reblog(final Status status, final boolean reblog,
-            final RecyclerView.Adapter adapter, final int position) {
+                          final RecyclerView.Adapter adapter, final int position) {
         String id = status.getActionableId();
 
         Callback<Status> cb = new Callback<Status>() {

app/src/main/java/com/keylesspalace/tusky/TimelineFragment.java

@@ -299,6 +299,14 @@ public class TimelineFragment extends SFragment implements
         }
     }
 
+    @Override
+    public void onSuccessfulStatus() {
+        if (kind == Kind.HOME || kind == Kind.PUBLIC_FEDERATED || kind == Kind.PUBLIC_LOCAL) {
+            onRefresh();
+        }
+        super.onSuccessfulStatus();
+    }
+
     public void onReply(int position) {
         super.reply(adapter.getItem(position));
     }

app/src/main/java/com/keylesspalace/tusky/TimelinePagerAdapter.java

@@ -18,12 +18,27 @@ package com.keylesspalace.tusky;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentPagerAdapter;
+import android.view.ViewGroup;
 
 class TimelinePagerAdapter extends FragmentPagerAdapter {
+    private Fragment currentFragment;
+
     TimelinePagerAdapter(FragmentManager manager) {
         super(manager);
     }
 
+    public Fragment getCurrentFragment() {
+        return currentFragment;
+    }
+
+    @Override
+    public void setPrimaryItem(ViewGroup container, int position, Object object) {
+        if (getCurrentFragment() != object) {
+            currentFragment = ((Fragment) object);
+        }
+        super.setPrimaryItem(container, position, object);
+    }
+
     @Override
     public Fragment getItem(int i) {
         switch (i) {

app/src/main/java/com/keylesspalace/tusky/ViewThreadFragment.java

@@ -155,6 +155,12 @@ public class ViewThreadFragment extends SFragment implements
         sendThreadRequest(thisThreadsStatusId);
     }
 
+    @Override
+    public void onSuccessfulStatus() {
+        onRefresh();
+        super.onSuccessfulStatus();
+    }
+
     public void onReply(int position) {
         super.reply(adapter.getItem(position));
     }