feat: add targeting publish time

Author: jianggang

src/main/java/com/featureprobe/api/dto/TargetingResponse.java

@@ -35,4 +35,6 @@ public class TargetingResponse {
 
     private String modifiedBy;
 
+    private Date publishTime;
+
 }

src/main/java/com/featureprobe/api/entity/Targeting.java

@@ -19,7 +19,10 @@
 import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
 import javax.persistence.Table;
+import javax.persistence.Temporal;
+import javax.persistence.TemporalType;
 import javax.persistence.Version;
+import java.util.Date;
 
 @EqualsAndHashCode(callSuper = true)
 @NoArgsConstructor
@@ -54,6 +57,10 @@ public class Targeting extends AbstractAuditEntity implements TenantSupport {
     @Column(columnDefinition = "TEXT")
     private String content;
 
+    @Temporal(TemporalType.TIMESTAMP)
+    @Column(name = "publish_time", nullable = false, updatable = false)
+    private Date publishTime;
+
     @Column(columnDefinition = "TINYINT")
     private boolean deleted;
 

src/main/java/com/featureprobe/api/service/TargetingService.java

@@ -57,6 +57,7 @@
 import java.util.Optional;
 import java.util.Set;
 import java.util.TreeSet;
+import java.util.Date;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
@@ -282,6 +283,7 @@ public TargetingResponse queryByKey(String projectKey, String environmentKey, St
             }
         }
         targetingResponse.setEnableApproval(environment.isEnableApproval());
+        targetingResponse.setPublishTime(targeting.getPublishTime());
         return targetingResponse;
     }
 
@@ -315,6 +317,7 @@ private TargetingResponse publishTargeting(String projectKey, String environment
             saveVariationHistory(updatedTargeting, targetingRequest.getContent());
         }
         updatedTargeting.setStatus(ToggleReleaseStatusEnum.RELEASE);
+        updatedTargeting.setPublishTime(new Date());
         return TargetingMapper.INSTANCE.entityToResponse(updatedTargeting);
     }
 

src/main/java/com/featureprobe/api/service/ToggleService.java

@@ -185,6 +185,7 @@ private Targeting createDefaultTargeting(Toggle toggle, Environment environment)
         targeting.setContent(TargetingContent.newDefault(toggle).toJson());
         targeting.setToggleKey(toggle.getKey());
         targeting.setEnvironmentKey(environment.getKey());
+        targeting.setPublishTime(new Date());
         return targeting;
     }
 

src/main/resources/db/migration/V35__add_toggle_publish_htime_fields.sql

@@ -0,0 +1,2 @@
+alter table targeting add publish_time datetime not null after `deleted`;
+UPDATE targeting t SET publish_time = (SELECT (case when count(id) > 0 then tv.created_time else now() end) from targeting_version tv where tv.organization_id = t.organization_id AND tv.project_key = t.project_key AND tv.environment_key=t.environment_key AND tv.toggle_key=t.toggle_key ORDER BY tv.version desc LIMIT 1)