Add unique id to TrackProgress

src/main/java/com/bivashy/backend/composer/dto/importing/BaseTrackProgress.java

@@ -1,5 +1,7 @@
 package com.bivashy.backend.composer.dto.importing;
 
+import java.util.UUID;
+
 import com.fasterxml.jackson.annotation.JsonSubTypes;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
 
@@ -9,20 +11,26 @@ import com.fasterxml.jackson.annotation.JsonTypeInfo;
         @JsonSubTypes.Type(value = SingleTrackProgress.class, name = "TRACK"),
 })
 public abstract class BaseTrackProgress {
+    protected UUID id;
     protected long playlistId;
     protected long trackSourceId;
     protected long userId;
 
     protected long timestamp;
-    private String type;
+    private ProgressEntryType type;
 
     public BaseTrackProgress(long playlistId, long trackSourceId, long userId) {
+        this.id = UUID.randomUUID();
         this.playlistId = playlistId;
         this.trackSourceId = trackSourceId;
         this.userId = userId;
         this.timestamp = System.currentTimeMillis();
     }
 
+    public UUID getId() {
+        return id;
+    }
+
     public Long getTimestamp() {
         return timestamp;
     }
@@ -31,7 +39,7 @@ public abstract class BaseTrackProgress {
         return userId;
     }
 
-    public String getType() {
+    public ProgressEntryType getType() {
         return type;
     }
 
@@ -44,7 +52,7 @@ public abstract class BaseTrackProgress {
     }
 
     protected void setType(ProgressEntryType type) {
-        this.type = type.name();
+        this.type = type;
     }
 
 }