Merge pull request #51 from elwyncrestha/feauture/appointment-filter

Feature: Added Appointment Filter

pemits-api/src/main/java/com/pemits/webcare/api/appointment/repository/spec/AppointmentSpec.java

@@ -16,6 +16,14 @@
 public class AppointmentSpec implements Specification<Appointment> {
 
     private static final String FILTER_BY_PATIENT_ID = "patient.id";
+    private static final String FILTER_BY_PATIENT_NAME = "patient.name";
+    private static final String FILTER_BY_DOCTOR_NAME = "doctor.name";
+
+    private static final String PATIENT = "patient";
+    private static final String DOCTOR = "doctor";
+    private static final String USER = "user";
+    private static final String ID = "id";
+    private static final String NAME = "name";
 
     private final String property;
     private final String value;
@@ -30,8 +38,15 @@ public Predicate toPredicate(Root<Appointment> root, CriteriaQuery<?> query,
         CriteriaBuilder criteriaBuilder) {
         switch (property) {
             case FILTER_BY_PATIENT_ID:
-                return criteriaBuilder.equal(root.join("patient").get("id"), Long.valueOf(value));
+                return criteriaBuilder.equal(root.join(PATIENT).get(ID), Long.valueOf(value));
+            case FILTER_BY_PATIENT_NAME:
+                return criteriaBuilder
+                    .like(root.join(PATIENT).join(USER).get(NAME), "%" + value + "%");
+            case FILTER_BY_DOCTOR_NAME:
+                return criteriaBuilder
+                    .like(root.join(DOCTOR).join(USER).get(NAME), "%" + value + "%");
+            default:
+                return null;
         }
-        return null;
     }
 }