started invitation relationship

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Invited.java

@@ -0,0 +1,38 @@
+package ch.usi.inf.sa4.sanmarinoes.smarthut.models;
+
+import java.util.Set;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.OneToMany;
+import javax.validation.constraints.NotNull;
+
+/** Represents a recursive invitation relationship between two users. */
+@Entity
+public class Invited {
+
+    /** A host user who can invite guests to their smart house */
+    @OneToMany private Set<User> host;
+
+    /** Guests that have been invited to the host's house */
+    @OneToMany(mappedBy = "host", orphanRemoval = true)
+    private Set<User> guest;
+
+    /** Host ID */
+    @Id
+    @Column(nullable = false)
+    private int hostId;
+
+    /**
+     * Probably unnecessary, Invited can be identified through the Host ID and the IDs from the
+     * guests collection which we can query for
+     */
+    //    @Id @Column
+    //    private int guestId;
+
+    /** Determines whether a guest can access security cameras */
+    @Column @NotNull private boolean cameraEnabled;
+
+    /** Determines whether a guest can access scenes */
+    @Column @NotNull private boolean sceneEnabled;
+}