Proof of concept (#6)

* Sample template created

* added findByName functionality for item

* Solve Cors errors and inhibit DefaultExposure

* changed project structure

* Added frontend

* Creation of base template (#1)

* changed base path of REST api and updated frontend api quering

backend/src/main/whattocook/implementation/ItemServiceImpl.java

@@ -0,0 +1,42 @@
+package whattocook.implementation;
+
+import whattocook.models.Item;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import whattocook.repositories.ItemRepository;
+import whattocook.services.ItemService;
+
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class ItemServiceImpl implements ItemService {
+
+    @Autowired
+    private ItemRepository itemRepository;
+
+    @Override
+    public Item save(Item item) {
+        return itemRepository.save(item);
+    }
+
+    @Override
+    public void deleteById(Long id) {
+        itemRepository.deleteById(id);
+    }
+
+    @Override
+    public Optional<Item> findById(long id) {
+        return itemRepository.findById(id);
+    }
+
+    @Override
+    public Optional<Item> findByName(String name) {
+        return itemRepository.findByName(name);
+    }
+
+    @Override
+    public List<Item> findAll() {
+        return itemRepository.findAll();
+    }
+}