Endpoints canVaccinate y create funcionando

rest/src/main/java/es/uvigo/esei/xcs/rest/VaccinationResource.java

+package es.uvigo.esei.xcs.rest;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import javax.ejb.EJB;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import es.uvigo.esei.xcs.domain.entities.Vaccination;
+import es.uvigo.esei.xcs.service.VaccinationService;
+
+@Path("vaccination")
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+public class VaccinationResource {
+
+    @EJB
+    private VaccinationService vaccinationService;
+
+    @GET
+    @Path("canVaccinate/{petId}/{vaccineId}")
+    public Response canVaccinate(
+            @PathParam("petId") Long petId,
+            @PathParam("vaccineId") Long vaccineId
+    ) {
+        Date now = new Date();
+        Boolean result = vaccinationService.canVaccinate(petId, vaccineId, now);
+        return Response.ok(result).build();
+    }
+    
+    
+    @POST
+    @Path("create/{petId}/{vaccineId}")
+    public Response createVaccination(
+            @PathParam("petId") Long petId,
+            @PathParam("vaccineId") Long vaccineId,
+            @QueryParam("date") String textDate  // opcional, formato yyyy-MM-dd
+    ) {
+        Date date = new Date();
+        if (textDate != null) {
+            try {
+                date = new SimpleDateFormat("yyyy-MM-dd").parse(textDate);
+            } catch (ParseException e) {
+                return Response.status(Response.Status.BAD_REQUEST)
+                        .entity("Invalid date format, expected yyyy-MM-dd").build();
+            }
+        }
+
+        try {
+            Vaccination vaccination = vaccinationService.create(petId, vaccineId, date);
+            return Response.ok(vaccination).build();
+        } catch (IllegalArgumentException e) {
+            return Response.status(Response.Status.BAD_REQUEST)
+                    .entity(e.getMessage()).build();
+        }
+    }
+    
+}

rest/src/main/java/es/uvigo/esei/xcs/rest/VetResource.java

@@ -178,12 +178,12 @@ public class VetResource {
 	@Path("pets/{petIdentifierType}/{petIdentifierValue}/vaccination")
 	@POST
 	public Response registerVaccination(
-			@QueryParam("date") String date, 
+			@QueryParam("date") Date date, 
 			VaccinationCreationData vaccinationData
 		) {
 		Vaccination vaccination = this.vaccinationService.create(
-				vaccinationData.getPetId().intValue(),
-				vaccinationData.getVaccineId().intValue(), 
+				vaccinationData.getPetId(),
+				vaccinationData.getVaccineId(), 
 				date
 			);
 		

service/src/main/java/es/uvigo/esei/xcs/service/VaccinationService.java

@@ -7,15 +7,19 @@ import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.List;
 
+import javax.annotation.security.PermitAll;
 import javax.ejb.Stateless;
 import javax.persistence.EntityManager;
 import javax.persistence.PersistenceContext;
 
+import es.uvigo.esei.xcs.domain.entities.MultidoseVaccine;
+import es.uvigo.esei.xcs.domain.entities.PeriodicVaccine;
 import es.uvigo.esei.xcs.domain.entities.Pet;
 import es.uvigo.esei.xcs.domain.entities.Vaccination;
 import es.uvigo.esei.xcs.domain.entities.Vaccine;
 
 @Stateless
+@PermitAll
 public class VaccinationService {
 	@PersistenceContext
 	EntityManager em;
@@ -40,7 +44,7 @@ public class VaccinationService {
 	}
 	
 	
-	public Vaccination create(int petId, int vaccineId, String textDate) {
+	/*public Vaccination create(int petId, int vaccineId, String textDate) {
 	    Pet pet = requireNonNull(em.find(Pet.class, petId), "Pet can't be null");
 	    Vaccine vaccine = requireNonNull(em.find(Vaccine.class, vaccineId), "Vaccine can't be null");
 	    Date date = new Date();
@@ -53,10 +57,24 @@ public class VaccinationService {
 			}
 	    }
 	    
+	    Vaccination vaccination = new Vaccination(pet, vaccine, date);
+	    em.persist(vaccination);
+	    return vaccination;
+	}*/
+	
+	public Vaccination create(Long petId, Long vaccineId, Date date) {
+	    Pet pet = requireNonNull(em.find(Pet.class, petId), "Pet can't be null");
+	    Vaccine vaccine = requireNonNull(em.find(Vaccine.class, vaccineId), "Vaccine can't be null");
+
+	    if (!canVaccinate(petId, vaccineId, date)) {
+	        throw new IllegalArgumentException("This vaccination cannot be created due to vaccine rules");
+	    }
+
 	    Vaccination vaccination = new Vaccination(pet, vaccine, date);
 	    em.persist(vaccination);
 	    return vaccination;
 	}
+
 	
 	
 	public Vaccination updateDate(int vaccinationId, Date date) {
@@ -74,4 +92,53 @@ public class VaccinationService {
 	}
 	
 	
+	public Boolean canVaccinate(Long petId, Long vaccineId, Date date) {
+	    Pet pet = em.find(Pet.class, petId);
+	    Vaccine vaccine = em.find(Vaccine.class, vaccineId);
+	    if (pet == null || vaccine == null) return false;
+
+	    List<Vaccination> prevVaccinations = em.createQuery(
+	        "SELECT v FROM Vaccination v WHERE v.pet.id = :petId AND v.vaccine.id = :vaccineId ORDER BY v.date DESC",
+	        Vaccination.class)
+	        .setParameter("petId", petId)
+	        .setParameter("vaccineId", vaccineId)
+	        .getResultList();
+
+	    if (vaccine instanceof MultidoseVaccine) {
+	        MultidoseVaccine multi = (MultidoseVaccine) vaccine;
+	        Integer doses = multi.getDoses();
+	        if (doses == null) return false;
+	        return prevVaccinations.size() < doses;
+
+	    } else if (vaccine instanceof PeriodicVaccine) {
+	        PeriodicVaccine periodic = (PeriodicVaccine) vaccine;
+	        if (prevVaccinations.isEmpty()) return true;
+	        Vaccination last = prevVaccinations.get(0);
+	        if (last.getDate() == null || date == null) return false;
+
+	        long diffDays;
+	        switch (periodic.getPeriodicType()) {
+	            case YEARS:
+	                diffDays = periodic.getPeriode() * 365L;
+	                break;
+	            case MONTHS:
+	                diffDays = periodic.getPeriode() * 30L;
+	                break;
+	            case DAYS:
+	                diffDays = periodic.getPeriode();
+	                break;
+	            default:
+	                return false;
+	        }
+
+	        long diffMillis = date.getTime() - last.getDate().getTime();
+	        return diffMillis >= diffDays * 24L * 60L * 60L * 1000L;
+
+	    } else { // MONODOSE
+	        return prevVaccinations.isEmpty();
+	    }
+	}
+
+	
+	
 }