Extend OCFileListAdapter to handle open in notes button

Signed-off-by: ZetaTom <70907959+ZetaTom@users.noreply.github.com>

Author: ZetaTom

app/src/main/java/com/owncloud/android/ui/adapter/OCFileListAdapter.java

@@ -40,6 +40,7 @@
 import com.nextcloud.client.preferences.AppPreferences;
 import com.nextcloud.model.OCFileFilterType;
 import com.nextcloud.model.OfflineOperationType;
+import com.nextcloud.utils.LinkHelper;
 import com.nextcloud.utils.extensions.ViewExtensionsKt;
 import com.nextcloud.utils.mdm.MDMConfig;
 import com.owncloud.android.MainApp;
@@ -65,6 +66,7 @@
 import com.owncloud.android.lib.resources.shares.OCShare;
 import com.owncloud.android.lib.resources.shares.ShareType;
 import com.owncloud.android.lib.resources.shares.ShareeUser;
+import com.owncloud.android.lib.resources.status.OCCapability;
 import com.owncloud.android.lib.resources.tags.Tag;
 import com.owncloud.android.operations.RefreshFolderOperation;
 import com.owncloud.android.operations.RemoteOperationFailedException;
@@ -79,6 +81,7 @@
 import com.owncloud.android.utils.FileSortOrder;
 import com.owncloud.android.utils.FileStorageUtils;
 import com.owncloud.android.utils.MimeTypeUtil;
+import com.owncloud.android.utils.theme.CapabilityUtils;
 import com.owncloud.android.utils.theme.ViewThemeUtils;
 
 import java.io.File;
@@ -116,6 +119,7 @@ public class OCFileListAdapter extends RecyclerView.Adapter<RecyclerView.ViewHol
     private final String userId;
     private final Activity activity;
     private final AppPreferences preferences;
+    private final OCCapability capability;
     private List<OCFile> mFiles = new ArrayList<>();
     private final List<OCFile> mFilesAll = new ArrayList<>();
     private final boolean hideItemOptions;
@@ -126,7 +130,6 @@ public class OCFileListAdapter extends RecyclerView.Adapter<RecyclerView.ViewHol
     private User user;
     private final OCFileListFragmentInterface ocFileListFragmentInterface;
 
-
     private OCFile currentDirectory;
     private static final String TAG = OCFileListAdapter.class.getSimpleName();
 
@@ -168,6 +171,7 @@ public OCFileListAdapter(
         hideItemOptions = argHideItemOptions;
         this.gridView = gridView;
         mStorageManager = transferServiceGetter.getStorageManager();
+        this.capability = CapabilityUtils.getCapability(user, activity);
 
         if (activity instanceof FileDisplayActivity) {
             ((FileDisplayActivity) activity).showSortListGroup(true);
@@ -434,23 +438,43 @@ public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int positi
             footerViewHolder.getLoadingProgressBar().setVisibility(
                 ocFileListFragmentInterface.isLoading() ? View.VISIBLE : View.GONE);
         } else if (holder instanceof OCFileListHeaderViewHolder headerViewHolder) {
+            ListHeaderBinding headerBinding = headerViewHolder.getBinding();
+            headerViewHolder.getHeaderView().setOnClickListener(v -> ocFileListFragmentInterface.onHeaderClicked());
+
             String text = currentDirectory.getRichWorkspace();
             PreviewTextFragment.setText(headerViewHolder.getHeaderText(), text, null, activity, true, true, viewThemeUtils);
-            headerViewHolder.getHeaderView().setOnClickListener(v -> ocFileListFragmentInterface.onHeaderClicked());
 
-            ViewExtensionsKt.setVisibleIf(headerViewHolder.getBinding().recommendedFilesRecyclerView, shouldShowRecommendedFiles());
-            ViewExtensionsKt.setVisibleIf(headerViewHolder.getBinding().recommendedFilesTitle, shouldShowRecommendedFiles());
-            ViewExtensionsKt.setVisibleIf(headerViewHolder.getBinding().allFilesTitle, shouldShowRecommendedFiles());
+            // hide header text if empty (server returns NBSP)
+            ViewExtensionsKt.setVisibleIf(headerViewHolder.getHeaderText(), text != null && !text.isBlank() && !text.equals(" "));
+
+            ViewExtensionsKt.setVisibleIf(headerBinding.recommendedFilesRecyclerView, shouldShowRecommendedFiles());
+            ViewExtensionsKt.setVisibleIf(headerBinding.recommendedFilesTitle, shouldShowRecommendedFiles());
+            ViewExtensionsKt.setVisibleIf(headerBinding.allFilesTitle, shouldShowRecommendedFiles());
 
             if (shouldShowRecommendedFiles()) {
-                final var recommendedFilesRecyclerView = headerViewHolder.getBinding().recommendedFilesRecyclerView;
+                final var recommendedFilesRecyclerView = headerBinding.recommendedFilesRecyclerView;
 
                 final LinearLayoutManager layoutManager = new LinearLayoutManager(activity, LinearLayoutManager.HORIZONTAL, false);
                 recommendedFilesRecyclerView.setLayoutManager(layoutManager);
 
                 final var adapter = new RecommendedFilesAdapter(recommendedFiles, ocFileListDelegate, this, mStorageManager);
                 recommendedFilesRecyclerView.setAdapter(adapter);
             }
+
+            ViewExtensionsKt.setVisibleIf(headerBinding.openIn.getRoot(), shouldShowOpenInNotes());
+
+            if (shouldShowOpenInNotes()) {
+                final var listHeaderOpenInBinding = headerBinding.openIn;
+
+                listHeaderOpenInBinding.infoText.setText(String.format(activity.getString(R.string.folder_best_viewed_in),
+                                                                       activity.getString(R.string.ecosystem_apps_notes)));
+
+                listHeaderOpenInBinding.openInButton.setText(String.format(activity.getString(R.string.open_in_app),
+                                                                           activity.getString(R.string.ecosystem_apps_display_notes)));
+
+                listHeaderOpenInBinding.openInButton.setOnClickListener(v -> LinkHelper.INSTANCE.openAppOrStore(LinkHelper.APP_NEXTCLOUD_NOTES, user, activity));
+            }
+
         } else {
             ListViewHolder gridViewHolder = (ListViewHolder) holder;
             OCFile file = getItem(position);
@@ -486,6 +510,12 @@ private boolean shouldShowRecommendedFiles() {
         return !recommendedFiles.isEmpty() && currentDirectory.isRootDirectory();
     }
 
+    private boolean shouldShowOpenInNotes() {
+        String notesFolderPath = capability.getNotesFolderPath();
+        String currentPath = currentDirectory.getDecryptedRemotePath();
+        return notesFolderPath != null && currentPath != null && currentPath.startsWith(notesFolderPath);
+    }
+
     private void checkVisibilityOfFileFeaturesLayout(ListViewHolder holder) {
         int fileFeaturesVisibility = View.GONE;
         LinearLayout fileFeaturesLayout = holder.getFileFeaturesLayout();
@@ -806,6 +836,10 @@ public boolean shouldShowHeader() {
             return true;
         }
 
+        if (shouldShowOpenInNotes()) {
+            return true;
+        }
+
         if (currentDirectory.getRichWorkspace() == null) {
             return false;
         }