Add action to star/fav an item

app/src/main/java/com/readrops/app/item/ItemActivity.java

@@ -46,6 +46,9 @@ import org.koin.java.KoinJavaComponent;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.schedulers.Schedulers;
+
 import static com.readrops.app.utils.ReadropsKeys.ACTION_BAR_COLOR;
 import static com.readrops.app.utils.ReadropsKeys.IMAGE_URL;
 import static com.readrops.app.utils.ReadropsKeys.ITEM_ID;
@@ -66,6 +69,8 @@ public class ItemActivity extends AppCompatActivity {
     private String urlToDownload;
     private String imageTitle;
 
+    private boolean uiBinded;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -112,14 +117,44 @@ public class ItemActivity extends AppCompatActivity {
         }));
 
         viewModel = ViewModelCompat.getViewModel(this, ItemViewModel.class);
-        viewModel.getItemById(itemId).observe(this, this::bindUI);
+        viewModel.getItemById(itemId).observe(this, itemWithFeed1 -> {
+            if (!uiBinded) {
+                bindUI(itemWithFeed1);
+                uiBinded = true;
+            }
+        });
+
         binding.activityItemFab.setOnClickListener(v -> openInNavigator());
+
+        binding.itemStarFab.setOnClickListener(v -> {
+            Item item = itemWithFeed.getItem();
+
+            if (item.isStarred()) {
+                binding.itemStarFab.setImageResource(R.drawable.ic_empty_star);
+            } else {
+                binding.itemStarFab.setImageResource(R.drawable.ic_star);
+            }
+
+            item.setStarred(!item.isStarred());
+            item.setStarredChanged(!item.isStarredChanged());
+
+            viewModel.setStarState(item.getId(), item.isStarred(), item.isStarredChanged())
+                    .subscribeOn(Schedulers.io())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .doOnError(throwable -> Utils.showSnackbar(binding.itemRoot, throwable.getMessage()))
+                    .subscribe();
+        });
+
     }
 
     private void bindUI(ItemWithFeed itemWithFeed) {
         this.itemWithFeed = itemWithFeed;
         Item item = itemWithFeed.getItem();
 
+        if (item.isStarred()) {
+            binding.itemStarFab.setImageResource(R.drawable.ic_star);
+        }
+
         binding.activityItemDate.setText(DateUtils.formattedDateTimeByLocal(item.getPubDate()));
 
         if (item.getImageLink() == null)
@@ -165,6 +200,7 @@ public class ItemActivity extends AppCompatActivity {
 
             getWindow().setStatusBarColor(itemWithFeed.getBgColor());
             binding.activityItemFab.setBackgroundTintList(ColorStateList.valueOf(itemWithFeed.getBgColor()));
+            binding.itemStarFab.setBackgroundTintList(ColorStateList.valueOf(itemWithFeed.getBgColor()));
         } else if (itemWithFeed.getColor() != 0) {
             binding.collapsingLayout.setBackgroundColor(itemWithFeed.getColor());
             binding.collapsingLayout.setContentScrimColor(itemWithFeed.getColor());
@@ -172,6 +208,7 @@ public class ItemActivity extends AppCompatActivity {
 
             getWindow().setStatusBarColor(itemWithFeed.getColor());
             binding.activityItemFab.setBackgroundTintList(ColorStateList.valueOf(itemWithFeed.getColor()));
+            binding.itemStarFab.setBackgroundTintList(ColorStateList.valueOf(itemWithFeed.getColor()));
         }
 
         binding.itemWebview.setItem(itemWithFeed);

app/src/main/java/com/readrops/app/item/ItemViewModel.java

@@ -17,6 +17,8 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.OutputStream;
 
+import io.reactivex.Completable;
+
 public class ItemViewModel extends ViewModel {
 
     private final Database database;
@@ -29,6 +31,9 @@ public class ItemViewModel extends ViewModel {
         return database.itemDao().getItemById(id);
     }
 
+    public Completable setStarState(int itemId, boolean starred, boolean starredChanged) {
+        return database.itemDao().setStarState(itemId, starred, starredChanged);
+    }
 
     public Uri saveImageInCache(Bitmap bitmap, Context context) throws IOException {
         File imagesFolder = new File(context.getCacheDir().getAbsolutePath(), "images");

app/src/main/res/drawable/ic_empty_star.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#727272"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M22,9.24l-7.19,-0.62L12,2 9.19,8.63 2,9.24l5.46,4.73L5.82,21 12,17.27 18.18,21l-1.63,-7.03L22,9.24zM12,15.4l-3.76,2.27 1,-4.28 -3.32,-2.88 4.38,-0.38L12,6.1l1.71,4.04 4.38,0.38 -3.32,2.88 1,4.28L12,15.4z"/>
+</vector>

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

@@ -54,7 +54,8 @@
         android:focusable="true"
         android:src="@drawable/ic_open_in_browser_white"
         app:layout_anchor="@id/app_bar_layout"
-        app:layout_anchorGravity="bottom|right|end" />
+        app:layout_anchorGravity="bottom|end" />
+
 
     <androidx.core.widget.NestedScrollView
         android:layout_width="match_parent"
@@ -165,4 +166,14 @@
 
     </androidx.core.widget.NestedScrollView>
 
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/item_star_fab"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="16dp"
+        android:src="@drawable/ic_empty_star"
+        android:tint="@android:color/white"
+        app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior" />
+
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

db/src/main/java/com/readrops/db/dao/ItemDao.java

@@ -60,8 +60,8 @@ public interface ItemDao extends BaseDao<Item> {
     int getUnreadCount(int feedId);
 
     @SuppressWarnings(RoomWarnings.CURSOR_MISMATCH)
-    @Query("Select title, Item.description, content, link, pub_date, image_link, author, read, text_color, " +
-            "background_color, read_time, Feed.name, Feed.id as feedId, siteUrl, Folder.id as folder_id, " +
+    @Query("Select Item.id, title, Item.description, content, link, pub_date, image_link, author, read, text_color, " +
+            "background_color, read_time, starred, Feed.name, Feed.id as feedId, siteUrl, Folder.id as folder_id, " +
             "Folder.name as folder_name from Item Inner Join Feed On Item.feed_id = Feed.id Left Join Folder on Folder.id = Feed.folder_id Where Item.id = :id")
     LiveData<ItemWithFeed> getItemById(int id);
 
@@ -91,4 +91,7 @@ public interface ItemDao extends BaseDao<Item> {
 
     @Query("Update Item set read = :read Where remoteId = :remoteId")
     void setReadState(String remoteId, boolean read);
+
+    @Query("Update Item set starred = :starred, starred_changed = :starredChanged Where id = :itemId")
+    Completable setStarState(int itemId, boolean starred, boolean starredChanged);
 }