Merge "Determine submittability on the server side"

gerrit-extension-api/src/main/java/com/google/gerrit/extensions/common/ChangeInfo.java

@@ -35,6 +35,7 @@ public class ChangeInfo {
   public Boolean starred;
   public Boolean reviewed;
   public Boolean mergeable;
+  public Boolean submittable;
   public Integer insertions;
   public Integer deletions;
 

gerrit-gwtui/src/main/java/com/google/gerrit/client/changes/ChangeInfo.java

@@ -107,7 +107,6 @@ public class ChangeInfo extends JavaScriptObject {
   public final native LabelInfo label(String n) /*-{ return this.labels[n]; }-*/;
   public final native String currentRevision() /*-{ return this.current_revision; }-*/;
   public final native void setCurrentRevision(String r) /*-{ this.current_revision = r; }-*/;
-  private final native void setSubmittable(boolean x) /*-{ this.submittable = x; }-*/;
   public final native NativeMap<RevisionInfo> revisions() /*-{ return this.revisions; }-*/;
   public final native RevisionInfo revision(String n) /*-{ return this.revisions[n]; }-*/;
   public final native JsArray<MessageInfo> messages() /*-{ return this.messages; }-*/;
@@ -135,7 +134,6 @@ public class ChangeInfo extends JavaScriptObject {
 
   public final boolean submittable() {
     init();
-    getMissingLabelIndex();
     return _submittable();
   }
 
@@ -143,8 +141,6 @@ public class ChangeInfo extends JavaScriptObject {
   /*-{ return this.submittable ? true : false; }-*/;
 
   /**
-   * As a side effect this.submittable is evaluated and set accordingly.
-   *
    * @return the index of the missing label or -1
    *         if no label is missing, or if more than one label is missing.
    */
@@ -168,7 +164,6 @@ public class ChangeInfo extends JavaScriptObject {
           if (ret != -1) {
             // more than one label is missing, so it's unclear which to quick
             // approve, return -1
-            setSubmittable(false);
             return -1;
           } else {
             ret = i;
@@ -181,11 +176,9 @@ public class ChangeInfo extends JavaScriptObject {
 
         case REJECT: // Submit cannot happen, do not quick approve.
         case IMPOSSIBLE:
-          setSubmittable(false);
           return -1;
       }
     }
-    setSubmittable(ret == -1);
     return ret;
   }
 

gerrit-server/src/main/java/com/google/gerrit/server/change/ChangeJson.java

@@ -137,6 +137,7 @@ public class ChangeJson {
   private final GitRepositoryManager repoManager;
   private final ProjectCache projectCache;
   private final MergeUtil.Factory mergeUtilFactory;
+  private final Submit submit;
   private final IdentifiedUser.GenericFactory userFactory;
   private final ChangeData.Factory changeDataFactory;
   private final FileInfoJson fileInfoJson;
@@ -161,6 +162,7 @@ public class ChangeJson {
       GitRepositoryManager repoManager,
       ProjectCache projectCache,
       MergeUtil.Factory mergeUtilFactory,
+      Submit submit,
       IdentifiedUser.GenericFactory uf,
       ChangeData.Factory cdf,
       FileInfoJson fileInfoJson,
@@ -180,6 +182,7 @@ public class ChangeJson {
     this.repoManager = repoManager;
     this.userFactory = uf;
     this.projectCache = projectCache;
+    this.submit = submit;
     this.mergeUtilFactory = mergeUtilFactory;
     this.fileInfoJson = fileInfoJson;
     this.accountLoaderFactory = ailf;
@@ -383,6 +386,7 @@ public class ChangeJson {
     // the response and avoid making a request to /submit_type from the UI.
     out.mergeable = in.getStatus() == Change.Status.MERGED
         ? null : cd.isMergeable();
+    out.submittable = submit.submittable(cd);
     ChangedLines changedLines = cd.changedLines();
     if (changedLines != null) {
       out.insertions = changedLines.insertions;

gerrit-server/src/main/java/com/google/gerrit/server/change/Submit.java

@@ -248,6 +248,22 @@ public class Submit implements RestModifyView<RevisionResource, SubmitInput>,
     return null;
   }
 
+  /**
+   * Check if there are any problems with the given change. It doesn't take
+   * any problems of related changes into account.
+   * <p>
+   * @param cd the change to check for submittability
+   * @return if the change has any problems for submission
+   */
+  public boolean submittable(ChangeData cd) {
+    try {
+      MergeOp.checkSubmitRule(cd);
+      return true;
+    } catch (ResourceConflictException | OrmException e) {
+      return false;
+    }
+  }
+
   @Override
   public UiAction.Description getDescription(RevisionResource resource) {
     PatchSet.Id current = resource.getChange().currentPatchSetId();

gerrit-server/src/main/java/com/google/gerrit/server/change/SubmittedTogether.java

@@ -64,9 +64,7 @@ public class SubmittedTogether implements RestReadView<ChangeResource> {
       if (cs.ids().size() > 1) {
         return json.create(EnumSet.of(
             ListChangesOption.CURRENT_REVISION,
-            ListChangesOption.CURRENT_COMMIT,
-            ListChangesOption.DETAILED_LABELS,
-            ListChangesOption.LABELS))
+            ListChangesOption.CURRENT_COMMIT))
           .format(cs.ids());
       } else {
         return Collections.emptyList();