Adds languages to monster cards.

app/src/main/java/com/majinnaibu/monstercards/models/Language.java

@@ -0,0 +1,37 @@
+package com.majinnaibu.monstercards.models;
+
+import java.util.Comparator;
+
+public class Language implements Comparator<Language>, Comparable<Language> {
+
+    public Language(String name, boolean speaks) {
+        mName = name;
+        mSpeaks = speaks;
+    }
+
+    private String mName;
+    public String getName() {
+        return mName;
+    }
+    public void setName(String value) {
+        mName = value;
+    }
+
+    private boolean mSpeaks;
+    public boolean getSpeaks() {
+        return mSpeaks;
+    }
+    public void setSpeaks(boolean value) {
+        mSpeaks = value;
+    }
+
+    @Override
+    public int compareTo(Language o) {
+        return this.getName().compareToIgnoreCase(o.getName());
+    }
+
+    @Override
+    public int compare(Language o1, Language o2) {
+        return o1.getName().compareToIgnoreCase(o2.getName());
+    }
+}

app/src/main/java/com/majinnaibu/monstercards/models/Monster.java

@@ -17,6 +17,7 @@ public class Monster {
         mSkills = new HashSet<>();
         mDamageTypes = new HashSet<>();
         mConditionImmunities = new HashSet<>();
+        mLanguages = new HashSet<>();
     }
 
     private String mName;
@@ -730,22 +731,6 @@ public class Monster {
         mTruesight = value;
     }
 
-    private int mTelepathy;
-    public int getTelepathy() {
-        return mTelepathy;
-    }
-    public void setTelepathy(int value) {
-        mTelepathy = value;
-    }
-
-    private String mUnderstandsBut;
-    public String getUnderstandsBut() {
-        return mUnderstandsBut;
-    }
-    public void setUnderstandsBut(String value) {
-        mUnderstandsBut = value;
-    }
-
     public String getSensesDescription() {
         ArrayList<String> parts = new ArrayList<>();
 
@@ -770,4 +755,89 @@ public class Monster {
         return StringHelper.join(", ", parts);
     }
 
+    private HashSet<Language> mLanguages;
+    public Set<Language> getLanguages() {
+        return mLanguages;
+    }
+    public void addLanguage(Language value) {
+        mLanguages.add(value);
+    }
+    public void removeLanguage(Language value) {
+        mLanguages.remove(value);
+    }
+    public void clearLanguages() {
+        mLanguages.clear();
+    }
+
+    private int mTelepathy;
+    public int getTelepathy() {
+        return mTelepathy;
+    }
+    public void setTelepathy(int value) {
+        mTelepathy = value;
+    }
+
+    private String mUnderstandsBut;
+    public String getUnderstandsBut() {
+        return mUnderstandsBut;
+    }
+    public void setUnderstandsBut(String value) {
+        mUnderstandsBut = value;
+    }
+
+    public String getLanguagesDescription() {
+        ArrayList<String> spokenLanguages = new ArrayList<>();
+        ArrayList<String> understoodLanguages = new ArrayList<>();
+        for (Language language : mLanguages) {
+            if (language != null) {
+                if (language.getSpeaks()) {
+                    spokenLanguages.add(language.getName());
+                } else {
+                    understoodLanguages.add(language.getName());
+                }
+            }
+        }
+        Collections.sort(spokenLanguages);
+        Collections.sort(understoodLanguages);
+
+        String spokenLanguagesString = StringHelper.oxfordJoin(", ", ", and ", " and ", spokenLanguages);
+        String understoodLanguagesString = StringHelper.oxfordJoin(", ", ", and ", " and ", understoodLanguages);
+
+        String understandsBut = getUnderstandsBut();
+        boolean hasUnderstandsBut = understandsBut.length() > 0;
+        int telepathy = getTelepathy();
+        boolean hasTelepathy = telepathy > 0;
+        String telepathyString = String.format(Locale.US, ", telepathy %d ft.", telepathy);
+
+        if (spokenLanguages.size() > 0) {
+            if (understoodLanguages.size() > 0) {
+                return String.format(
+                        "%s, understands %s%s%s",
+                        spokenLanguagesString,
+                        understoodLanguagesString,
+                        hasUnderstandsBut ? " but " + understandsBut : "",
+                        hasTelepathy ? telepathyString : "");
+            } else {
+                return String.format(
+                        "%s%s%s",
+                        spokenLanguagesString,
+                        hasUnderstandsBut ? " but " + understandsBut : "",
+                        hasTelepathy ? telepathyString : "");
+            }
+        } else {
+            if (understoodLanguages.size() > 0) {
+                return String.format(
+                        "understands %s%s%s",
+                        understoodLanguagesString,
+                        hasUnderstandsBut ? " but " + understandsBut : "",
+                        hasTelepathy ? telepathyString : "");
+            } else {
+                return String.format(
+                        "%S%s",
+                        hasUnderstandsBut ? "none but " + understandsBut : "",
+                        hasTelepathy ? telepathyString : "");
+            }
+        }
+    }
+
 }

app/src/main/java/com/majinnaibu/monstercards/ui/monster/MonsterFragment.java

@@ -16,6 +16,7 @@ import androidx.lifecycle.ViewModelProvider;
 import com.majinnaibu.monstercards.R;
 import com.majinnaibu.monstercards.helpers.StringHelper;
 import com.majinnaibu.monstercards.models.DamageType;
+import com.majinnaibu.monstercards.models.Language;
 import com.majinnaibu.monstercards.models.Monster;
 import com.majinnaibu.monstercards.models.SavingThrow;
 import com.majinnaibu.monstercards.models.Skill;
@@ -91,6 +92,13 @@ public class MonsterFragment extends Fragment {
         monster.setTruesight("40");
         monster.setTelepathy(20);
         monster.setUnderstandsBut("doesn't care");
+        // Languages
+        monster.addLanguage(new Language("English", true));
+        monster.addLanguage(new Language("Steve", false));
+        monster.addLanguage(new Language("Spanish", true));
+        monster.addLanguage(new Language("French", true));
+        monster.addLanguage(new Language("Mermataur", false));
+        monster.addLanguage(new Language("Goldfish", false));
 
         // Challenge Rating
         monster.setChallengeRating("*");
@@ -280,6 +288,18 @@ public class MonsterFragment extends Fragment {
             }
         });
 
+        final TextView monsterLanguages = root.findViewById(R.id.languages);
+        monsterViewModel.getLanguages().observe(getViewLifecycleOwner(), new Observer<String>() {
+            @Override
+            public void onChanged(String languages) {
+                if (StringHelper.isNullOrEmpty(languages)) {
+                    monsterLanguages.setVisibility(View.GONE);
+                } else {
+                    monsterLanguages.setVisibility(View.VISIBLE);
+                }
+                monsterLanguages.setText(Html.fromHtml("<b>Languages</b> " + languages));
+            }
+        });
 
         return root;
     }

app/src/main/java/com/majinnaibu/monstercards/ui/monster/MonsterViewModel.java

@@ -46,6 +46,8 @@ public class MonsterViewModel extends ViewModel {
         mConditionImmunities.setValue("");
         mSenses = new MutableLiveData<>();
         mSenses.setValue("");
+        mLanguages = new MutableLiveData<>();
+        mLanguages.setValue("");
     }
 
     private MutableLiveData<String> mName;
@@ -120,6 +122,10 @@ public class MonsterViewModel extends ViewModel {
     public LiveData<String> getSenses() {
         return mSenses;
     }
+    private MutableLiveData<String> mLanguages;
+    public LiveData<String> getLanguages() {
+        return mLanguages;
+    }
 
     private Monster mMonster;
     public void setMonster(Monster monster) {
@@ -142,5 +148,6 @@ public class MonsterViewModel extends ViewModel {
         mDamageImmunities.setValue(mMonster.getDamageImmunitiesDescription());
         mConditionImmunities.setValue(mMonster.getConditionImmunitiesDescription());
         mSenses.setValue(monster.getSensesDescription());
+        mLanguages.setValue(mMonster.getLanguagesDescription());
     }
 }

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

@@ -396,5 +396,18 @@
             app:layout_constraintTop_toBottomOf="@+id/condition_immunities"
             tools:text="Senses" />
 
+        <TextView
+            android:id="@+id/languages"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:layout_marginTop="8dp"
+            android:layout_marginEnd="8dp"
+            android:layout_marginBottom="8dp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/senses"
+            tools:text="Languages" />
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 </ScrollView>