feat: create hotel resource

Signed-off-by: Otavio Santana <[email protected]>

src/main/java/org/soujava/samples/hotel/Hotel.java

@@ -1,22 +1,27 @@
 package org.soujava.samples.hotel;
 
+import jakarta.data.page.Page;
+import jakarta.data.page.PageRequest;
 import jakarta.data.repository.By;
 import jakarta.data.repository.Delete;
 import jakarta.data.repository.Find;
 import jakarta.data.repository.Repository;
 import jakarta.data.repository.Save;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
 public interface Hotel {
 
     @Save
-    Guest checkIn(Guest guest);
+    Room checkIn(Room room);
 
     @Delete
-    void checkOut(Guest guest);
+    void checkOut(Room room);
 
     @Find
-    Optional<Guest> reservation(@By(org.soujava.samples.hotel._Room.NUMBER) int number);
+    Optional<Room> reservation(@By(org.soujava.samples.hotel._Room.NUMBER) int number);
+
+    Page<Room> findBy(PageRequest pageRequest);
 }

src/main/java/org/soujava/samples/hotel/HotelResource.java

@@ -0,0 +1,66 @@
+package org.soujava.samples.hotel;
+
+import jakarta.data.page.PageRequest;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.ws.rs.DELETE;
+import jakarta.ws.rs.DefaultValue;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.PUT;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.PathParam;
+import jakarta.ws.rs.QueryParam;
+import jakarta.ws.rs.WebApplicationException;
+import jakarta.ws.rs.core.Response;
+
+import java.util.List;
+import java.util.logging.Logger;
+
+@Path("/hotels")
+@ApplicationScoped
+public class HotelResource {
+
+    private static final Logger LOGGER = Logger.getLogger(HotelResource.class.getName());
+
+    private final Hotel hotel;
+
+    public HotelResource(Hotel hotel) {
+        this.hotel = hotel;
+    }
+
+    public HotelResource() {
+        this(null);
+    }
+
+    @GET
+    public List<Room> rooms(@QueryParam("page") @DefaultValue("1") int page,
+                            @QueryParam("size") @DefaultValue("1") int size) {
+        LOGGER.info("Finding rooms page: " + page + " size: " + size);
+        var pageRequest = PageRequest.ofPage(page).size(size);
+        var rooms = hotel.findBy(pageRequest).content();
+        LOGGER.info("Found rooms: " + rooms.size());
+        return rooms;
+    }
+
+    @GET
+    @Path("/{number}")
+    public Room reservation(@PathParam("number") int number) {
+        LOGGER.info("Finding reservation: " + number);
+        return hotel.reservation(number)
+                .orElseThrow(() -> new WebApplicationException("Room not found", Response.Status.NOT_FOUND));
+    }
+
+    @PUT
+    public Room checkIn(Room room) {
+        LOGGER.info("Check in: " + room);
+        return hotel.checkIn(room);
+    }
+
+    @DELETE
+    @Path("/{number}")
+    public void checkOut(@PathParam("number") int number) {
+        LOGGER.info("Check out: " + number);
+        var room = hotel.reservation(number)
+                .orElseThrow(() -> new WebApplicationException("Room not found", Response.Status.NOT_FOUND))
+        hotel.checkOut(room);
+    }
+}