From 1cf9ae73d7de096491639c74de52713b832501de Mon Sep 17 00:00:00 2001
From: Tom Hicks <headhunter3@gmail.com>
Date: Sat, 1 May 2021 00:45:48 -0700
Subject: [PATCH] Adds floating action button to the library screen to create
 new monsters. Adds a snackbar on successful muonster creation to view the new
 monster.

---
 .../ui/library/LibraryFragment.java           | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/app/src/main/java/com/majinnaibu/monstercards/ui/library/LibraryFragment.java b/app/src/main/java/com/majinnaibu/monstercards/ui/library/LibraryFragment.java
index 05edb71..6660ba8 100644
--- a/app/src/main/java/com/majinnaibu/monstercards/ui/library/LibraryFragment.java
+++ b/app/src/main/java/com/majinnaibu/monstercards/ui/library/LibraryFragment.java
@@ -6,13 +6,24 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
+import androidx.navigation.NavDirections;
+import androidx.navigation.Navigation;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.snackbar.Snackbar;
 import com.majinnaibu.monstercards.R;
 import com.majinnaibu.monstercards.data.MonsterRepository;
+import com.majinnaibu.monstercards.models.Monster;
 import com.majinnaibu.monstercards.ui.MCFragment;
 import com.majinnaibu.monstercards.ui.MonsterListRecyclerViewAdapter;
+import com.majinnaibu.monstercards.utils.Logger;
+
+import java.util.UUID;
+
+import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers;
+import io.reactivex.rxjava3.schedulers.Schedulers;
 
 public class LibraryFragment extends MCFragment {
 
@@ -22,6 +33,30 @@ public class LibraryFragment extends MCFragment {
                              ViewGroup container, Bundle savedInstanceState) {
         View root = inflater.inflate(R.layout.fragment_library, container, false);
 
+        FloatingActionButton fab = root.findViewById(R.id.fab);
+        fab.setOnClickListener(view -> {
+            Monster monster = new Monster();
+            monster.name = "Unnamed Monster";
+            MonsterRepository repository = this.getMonsterRepository();
+            repository.addMonster(monster)
+                    .subscribeOn(Schedulers.io())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(() -> {
+                        Snackbar.make(
+                                getView(),
+                                String.format("%s created", monster.name),
+                                Snackbar.LENGTH_LONG)
+                                .setAction("Action", (_view) -> {
+                                    navigateToMonsterDetail(monster.id);
+                                })
+                                .show();
+                    }, throwable -> {
+                        Logger.logError("Error creating monster", throwable);
+                        Snackbar.make(getView(), "Failed to create monster", Snackbar.LENGTH_LONG)
+                                .setAction("Action", null).show();
+                    });
+        });
+
         RecyclerView recyclerView = root.findViewById(R.id.monster_list);
         assert recyclerView != null;
         setupRecyclerView(recyclerView);
@@ -41,5 +76,11 @@ public class LibraryFragment extends MCFragment {
         recyclerView.setAdapter(adapter);
         recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
     }
+
+    protected void navigateToMonsterDetail(UUID monsterId) {
+        NavDirections action = LibraryFragmentDirections.actionNavigationLibraryToNavigationMonster(monsterId.toString());
+        Navigation.findNavController(getView()).navigate(action);
+    }
+
     }
 }