フォルダを開けるように WIP

app/src/main/java/one/nem/lacerta/MainActivity.java

@@ -3,18 +3,17 @@ package one.nem.lacerta;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 import androidx.core.content.ContextCompat;
+import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
 import androidx.navigation.NavController;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.navigation.ui.NavigationUI;
 
-import android.graphics.Color;
 import android.os.Bundle;
 import android.util.Log;
-import android.view.Menu;
-import android.view.MenuItem;
 import android.widget.Toast;
 
+import one.nem.lacerta.model.FragmentNavigation;
 import one.nem.lacerta.model.pref.FeatureSwitchOverride;
 import one.nem.lacerta.utils.FeatureSwitch;
 
@@ -22,15 +21,13 @@ import com.google.android.material.appbar.AppBarLayout;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 
-import java.io.NotActiveException;
-
 import dagger.hilt.android.AndroidEntryPoint;
 import one.nem.lacerta.utils.repository.SharedPrefUtils;
 
 import javax.inject.Inject;
 
 @AndroidEntryPoint
-public class MainActivity extends AppCompatActivity {
+public class MainActivity extends AppCompatActivity implements FragmentNavigation {
 
     @Inject
     SharedPrefUtils sharedPrefUtils;
@@ -102,10 +99,6 @@ public class MainActivity extends AppCompatActivity {
         getSupportActionBar().setDisplayHomeAsUpEnabled(isEnabled);
     }
 
-    public void setActionBarMenuItem(int itemId, boolean isEnabled) {
-
-    }
-
     private void initializeApp() {
         Log.d("Init", "Initializing app");
         // Set feature switch override to default value
@@ -120,4 +113,12 @@ public class MainActivity extends AppCompatActivity {
         boolean isEnabled = FeatureSwitch.Meta.canOverrideSwitch ? sharedPrefUtils.getFeatureSwitchOverride(featureSwitchOverride) : defaultValue;
         if (!isEnabled) bottomNavigationView.getMenu().removeItem(menuId);
     }
+
+    @Override
+    public void navigateToFragment(Fragment fragment) {
+        getSupportFragmentManager().beginTransaction()
+                .replace(R.id.nav_host_fragment, fragment)
+                .addToBackStack(null)
+                .commit();
+    }
 }

data/src/main/java/one/nem/lacerta/data/impl/LacertaLibraryImpl.java

@@ -135,7 +135,52 @@ public class LacertaLibraryImpl implements LacertaLibrary {
     @Override
     public CompletableFuture<LibraryItemPage> getLibraryPage(String pageId, int limit) {
         return CompletableFuture.supplyAsync(() -> {
-            return null;
+            LibraryItemPage libraryItemPage = new LibraryItemPage();
+
+            FolderEntity folderEntity = database.folderDao().findById(pageId);
+            if (folderEntity == null) {
+                return null;
+            }
+
+            PublicPath publicPath = new PublicPath().parse(folderEntity.publicPath);
+
+            String resolvedPublicPath = publicPath.resolve(folderEntity.name).getStringPath();
+
+            logger.debug("LacertaLibraryImpl", "Resolved publicPath: " + resolvedPublicPath);
+
+            List<FolderEntity> folderEntities = getFolderEntitiesByPublicPath(resolvedPublicPath).join();
+            logger.debug("LacertaLibraryImpl", "folderEntities.size(): " + folderEntities.size());
+            List<DocumentEntity> documentEntities = getDocumentEntitiesByPublicPath(resolvedPublicPath).join();
+            logger.debug("LacertaLibraryImpl", "documentEntities.size(): " + documentEntities.size());
+
+            ArrayList<ListItem> listItems = new ArrayList<>();
+            for (FolderEntity childFolderEntity : folderEntities) {
+                logger.debug("LacertaLibraryImpl", "childFolderEntity.name: " + childFolderEntity.name);
+                ListItem listItem = new ListItem();
+                listItem.setItemType(ListItemType.ITEM_TYPE_FOLDER);
+                listItem.setTitle(childFolderEntity.name);
+                listItem.setDescription("フォルダ"); // TODO-rca: ハードコーディングやめる
+                listItem.setItemId(childFolderEntity.id);
+                listItems.add(listItem);
+            }
+
+            for (DocumentEntity documentEntity : documentEntities) {
+                logger.debug("LacertaLibraryImpl", "documentEntity.title: " + documentEntity.title);
+                ListItem listItem = new ListItem();
+                listItem.setItemType(ListItemType.ITEM_TYPE_DOCUMENT);
+                listItem.setTitle(documentEntity.title);
+//                listItem.setDescription(DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm").format(documentEntity.updatedAt.toInstant()));
+                listItem.setItemId(documentEntity.id);
+                listItems.add(listItem);
+            }
+
+            libraryItemPage.setPageTitle(folderEntity.name);
+            libraryItemPage.setPageId(folderEntity.id);
+            libraryItemPage.setListItems(listItems);
+
+            logger.debug("LacertaLibraryImpl", "libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+
+            return libraryItemPage;
         });
     }
 

feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java

@@ -20,6 +20,7 @@ import javax.inject.Inject;
 
 import dagger.hilt.android.AndroidEntryPoint;
 import one.nem.lacerta.data.LacertaLibrary;
+import one.nem.lacerta.model.FragmentNavigation;
 import one.nem.lacerta.utils.LacertaLogger;
 
 
@@ -31,6 +32,9 @@ import one.nem.lacerta.utils.LacertaLogger;
 @AndroidEntryPoint
 public class LibraryPageFragment extends Fragment {
 
+    // Param
+    private String folderId;
+
     @Inject
     LacertaLibrary lacertaLibrary;
 
@@ -44,9 +48,18 @@ public class LibraryPageFragment extends Fragment {
     public LibraryPageFragment() {
         // Required empty public constructor
     }
+    public static LibraryPageFragment newInstance(String folderId) {
+        LibraryPageFragment fragment = new LibraryPageFragment();
+        Bundle args = new Bundle();
+        args.putString("folderId", folderId);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
     public static LibraryPageFragment newInstance() {
         LibraryPageFragment fragment = new LibraryPageFragment();
         Bundle args = new Bundle();
+        args.putString("folderId", null);
         fragment.setArguments(args);
         return fragment;
     }
@@ -73,20 +86,55 @@ public class LibraryPageFragment extends Fragment {
 
         RecyclerView recyclerView = view.findViewById(R.id.library_item_recycler_view);
 
-        this.listItemAdapter = new ListItemAdapter(documentId -> {
+        this.listItemAdapter = new ListItemAdapter(new DocumentSelectListener() {
-            Toast.makeText(getContext(), documentId, Toast.LENGTH_SHORT).show();
+            @Override
+            public void onFolderSelected(String folderId, String folderName) {
+                logger.debug("LibraryTopFragment", "Folder selected! folderId: " + folderId + ", folderName: " + folderName);
+                // 画面遷移
+                FragmentNavigation fragmentNavigation = (FragmentNavigation) getActivity();
+                assert fragmentNavigation != null;
+                fragmentNavigation.navigateToFragment(LibraryPageFragment.newInstance(folderId));
+            }
+
+            @Override
+            public void onDocumentSelected(String documentId, String documentName) {
+                Toast.makeText(getContext(), "Document selected! documentId: " + documentId + ", documentName: " + documentName, Toast.LENGTH_SHORT).show();
+            }
         });
         recyclerView.setAdapter(listItemAdapter);
         recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
 
-        lacertaLibrary.getLibraryPage(10).thenAccept(libraryItemPage -> {
+        if (getArguments() != null) {
-            logger.debug("LibraryTopFragment", "Item selected! libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+            this.folderId = getArguments().getString("folderId");
-            listItemAdapter.setLibraryItemPage(libraryItemPage);
+        }
-            this.currentTotalItemCount = libraryItemPage.getListItems().size();
+
-            getActivity().runOnUiThread(() -> {
+        if (this.folderId == null) { // Root
-                listItemAdapter.notifyItemRangeInserted(0, this.currentTotalItemCount - 1);
+            lacertaLibrary.getLibraryPage(10).thenAccept(libraryItemPage -> {
+                logger.debug("LibraryTopFragment", "Item selected! libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+                listItemAdapter.setLibraryItemPage(libraryItemPage);
+                getActivity().runOnUiThread(() -> {
+                    // ActionBarのタイトルを変更する
+                    getActivity().setTitle("ライブラリ");
+                    // ActionBarに戻るボタンを非表示にする
+//                    getActivity().getActionBar().setDisplayHomeAsUpEnabled(false);
+                    listItemAdapter.notifyItemRangeInserted(0, libraryItemPage.getListItems().size() - 1);
+                });
+                this.currentTotalItemCount = libraryItemPage.getListItems().size();
             });
-        });
+        } else { // Root以外
+            lacertaLibrary.getLibraryPage(this.folderId, 10).thenAccept(libraryItemPage -> {
+                logger.debug("LibraryTopFragment", "Item selected! libraryItemPage.getListItems().size(): " + libraryItemPage.getListItems().size());
+                listItemAdapter.setLibraryItemPage(libraryItemPage);
+                getActivity().runOnUiThread(() -> {
+                    // ActionBarのタイトルを変更する
+                    getActivity().setTitle(libraryItemPage.getPageTitle());
+                    // ActionBarに戻るボタンを表示する
+//                    getActivity().getActionBar().setDisplayHomeAsUpEnabled(true);
+                    listItemAdapter.notifyItemRangeInserted(0, libraryItemPage.getListItems().size() - 1);
+                });
+                this.currentTotalItemCount = libraryItemPage.getListItems().size();
+            });
+        }
     }
 
     @Override

feature/library/src/main/java/one/nem/lacerta/feature/library/ListItemAdapter.java

@@ -14,6 +14,7 @@ import java.util.ArrayList;
 
 import one.nem.lacerta.model.LibraryItemPage;
 import one.nem.lacerta.model.ListItem;
+import one.nem.lacerta.model.ListItemType;
 
 public class ListItemAdapter extends RecyclerView.Adapter<ListItemAdapter.ListItemViewHolder>{
 
@@ -46,9 +47,12 @@ public class ListItemAdapter extends RecyclerView.Adapter<ListItemAdapter.ListIt
         holder.description.setText(listItem.getDescription());
 
         holder.itemView.setOnClickListener( v -> {
-//            Intent intent = new Intent(v.getContext(), ViewerMainActivity.class);
+            if (listItem.getItemType() == ListItemType.ITEM_TYPE_DOCUMENT) {
-//            intent.putExtra("documentId", listItem.getItemId());
+                listener.onDocumentSelected(listItem.getItemId(), listItem.getTitle());
-//            v.getContext().startActivity(intent);
+            }
+            else if (listItem.getItemType() == ListItemType.ITEM_TYPE_FOLDER) {
+                listener.onFolderSelected(listItem.getItemId(), listItem.getTitle());
+            }
         });
     }
 

model/src/main/java/one/nem/lacerta/model/FragmentNavigation.java

@@ -0,0 +1,7 @@
+package one.nem.lacerta.model;
+
+import androidx.fragment.app.Fragment;
+
+public interface FragmentNavigation {
+    void navigateToFragment(Fragment fragment);
+}

model/src/main/java/one/nem/lacerta/model/PublicPath.java

@@ -1,5 +1,7 @@
 package one.nem.lacerta.model;
 
+import android.util.Log;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -27,23 +29,23 @@ public class PublicPath {
     }
 
     private void resolveInternal(String path) {
-        if (path.startsWith("/")) {
+        if (path.equals("..")) {
-            this.path.clear();
+            this.path.remove(this.path.size() - 1);
-            this.path.add("/");
+        } else if (path.equals(".")) {
+            // do nothing
         } else {
-            if (path.equals("..")) {
+            this.path.add(path);
-                this.path.remove(this.path.size() - 1);
-            } else if (path.equals(".")) {
-                // do nothing
-            } else {
-                this.path.add(path);
-            }
         }
     }
 
     public PublicPath parse(String path) {
+        if (path.startsWith("/")) {
+            this.path.clear();
+            path = path.substring(1);
+        }
         String[] pathArray = path.split("/");
         for (String p : pathArray) {
+            Log.d("PublicPath", "parse: " + p);
             resolveInternal(p);
         }
         return this;

utils/src/main/java/one/nem/lacerta/utils/FeatureSwitch.java

@@ -7,8 +7,8 @@ public class FeatureSwitch {
     }
 
     public static class FeatureMaster {
-        public static boolean enableSearch = true;
+        public static boolean enableSearch = false;
-        public static boolean enableDebugMenu = true;
+        public static boolean enableDebugMenu = false;
     }
 
     public static class Setting {