added packages for dao and repository

app/src/main/java/com/a1/nextlocation/data/db/Database.java

@@ -3,15 +3,14 @@ package com.a1.nextlocation.data.db;
 import android.content.Context;
 
 import androidx.annotation.NonNull;
-import androidx.room.DatabaseConfiguration;
-import androidx.room.InvalidationTracker;
 import androidx.room.Room;
 import androidx.room.RoomDatabase;
 import androidx.sqlite.db.SupportSQLiteDatabase;
-import androidx.sqlite.db.SupportSQLiteOpenHelper;
 
 import com.a1.nextlocation.data.Coupon;
 import com.a1.nextlocation.data.Route;
+import com.a1.nextlocation.data.db.dao.CouponDao;
+import com.a1.nextlocation.data.db.dao.RouteDao;
 
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -26,7 +25,7 @@ public abstract class Database extends RoomDatabase {
     private static final int NUMBER_OF_THREADS = 4;
     static final ExecutorService databaseWriterExecutor = Executors.newFixedThreadPool(NUMBER_OF_THREADS);
 
-    static Database getDatabase(final Context context) {
+    public static Database getDatabase(final Context context) {
         if (INSTANCE == null){
             synchronized (Database.class) {
                 if (INSTANCE == null) {

app/src/main/java/com/a1/nextlocation/data/db/dao/CouponDao.java

@@ -1,4 +1,4 @@
-package com.a1.nextlocation.data.db;
+package com.a1.nextlocation.data.db.dao;
 
 import androidx.lifecycle.LiveData;
 import androidx.room.Dao;

app/src/main/java/com/a1/nextlocation/data/db/dao/RouteDao.java

@@ -1,4 +1,4 @@
-package com.a1.nextlocation.data.db;
+package com.a1.nextlocation.data.db.dao;
 
 import androidx.lifecycle.LiveData;
 import androidx.room.Dao;
@@ -22,9 +22,6 @@ public interface RouteDao {
     @Query("SELECT * FROM route")
     LiveData<List<Route>> getAll();
 
-    @Update
-    void update(Route route);
-
     @Query("SELECT * FROM route where name = :name LIMIT 1")
     Route getRouteByName(String name);
 }

app/src/main/java/com/a1/nextlocation/data/db/repositories/CouponRepository.java

@@ -1,11 +1,12 @@
-package com.a1.nextlocation.data.db;
+package com.a1.nextlocation.data.db.repositories;
 
-import android.app.Application;
 import android.content.Context;
 
 import androidx.lifecycle.LiveData;
 
 import com.a1.nextlocation.data.Coupon;
+import com.a1.nextlocation.data.db.dao.CouponDao;
+import com.a1.nextlocation.data.db.Database;
 
 import java.util.List;
 

app/src/main/java/com/a1/nextlocation/data/db/repositories/RouteRepository.java

@@ -0,0 +1,30 @@
+package com.a1.nextlocation.data.db.repositories;
+
+import android.content.Context;
+
+import androidx.lifecycle.LiveData;
+
+import com.a1.nextlocation.data.Route;
+import com.a1.nextlocation.data.db.Database;
+import com.a1.nextlocation.data.db.dao.RouteDao;
+
+import java.util.List;
+
+public class RouteRepository {
+    private RouteDao mRouteDao;
+    private LiveData<List<Route>> mAllRoutes;
+
+    public RouteRepository(Context context) {
+        Database db = Database.getDatabase(context);
+        mRouteDao = db.routeDao();
+        mAllRoutes = mRouteDao.getAll();
+    }
+
+    public LiveData<List<Route>> getAllRoutes() {
+        return mAllRoutes;
+    }
+
+    public Route getRouteByName(String name) {
+        return  mRouteDao.getRouteByName(name);
+    }
+}