ChangeScreen: Use submit type from ChangeInfo

Avoids an extra request to /revisions/current/submit_type.

Change-Id: Iefc1531f3b2b64a8ecf58007d8f2e47df0771ca9

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

@@ -19,6 +19,7 @@ import com.google.gerrit.client.rpc.NativeString;
 import com.google.gerrit.client.rpc.Natives;
 import com.google.gerrit.common.data.LabelValue;
 import com.google.gerrit.common.data.SubmitRecord;
+import com.google.gerrit.extensions.client.SubmitType;
 import com.google.gerrit.reviewdb.client.Change;
 import com.google.gerrit.reviewdb.client.PatchSet;
 import com.google.gerrit.reviewdb.client.Project;
@@ -139,6 +140,15 @@ public class ChangeInfo extends JavaScriptObject {
   public final native boolean _more_changes()
   /*-{ return this._more_changes ? true : false; }-*/;
 
+  public final SubmitType submitType() {
+    String submitType = _submitType();
+    if (submitType == null) {
+      return null;
+    }
+    return SubmitType.valueOf(submitType);
+  }
+  private final native String _submitType() /*-{ return this.submit_type; }-*/;
+
   public final boolean submittable() {
     init();
     return _submittable();

gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ChangeScreen.java

@@ -45,7 +45,6 @@ import com.google.gerrit.client.projects.ConfigInfoCache.Entry;
 import com.google.gerrit.client.rpc.CallbackGroup;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.rpc.NativeMap;
-import com.google.gerrit.client.rpc.NativeString;
 import com.google.gerrit.client.rpc.Natives;
 import com.google.gerrit.client.rpc.RestApi;
 import com.google.gerrit.client.rpc.ScreenLoadCallback;
@@ -1055,33 +1054,16 @@ public class ChangeScreen extends Screen {
         }));
   }
 
-  private void loadSubmitType(final Change.Status status, final boolean canSubmit) {
-    if (canSubmit) {
-      if (status == Change.Status.NEW) {
-        statusText.setInnerText(Util.C.readyToSubmit());
-      }
-    }
-    ChangeApi.revision(changeId.get(), revision)
-      .view("submit_type")
-      .get(new AsyncCallback<NativeString>() {
-        @Override
-        public void onSuccess(NativeString result) {
-          if (canSubmit) {
-            if (status == Change.Status.NEW) {
+  private void renderSubmitType(Change.Status status, boolean canSubmit,
+      SubmitType submitType) {
+    if (canSubmit && status == Change.Status.NEW) {
       statusText.setInnerText(changeInfo.mergeable()
           ? Util.C.readyToSubmit()
           : Util.C.mergeConflict());
     }
-          }
     setVisible(notMergeable, !changeInfo.mergeable());
-
-          renderSubmitType(result.asString());
-        }
-
-        @Override
-        public void onFailure(Throwable caught) {
-        }
-      });
+    submitActionText.setInnerText(
+        com.google.gerrit.client.admin.Util.toLongString(submitType));
   }
 
   private RevisionInfo resolveRevisionToDisplay(ChangeInfo info) {
@@ -1243,7 +1225,7 @@ public class ChangeScreen extends Screen {
 
     if (current && info.status().isOpen()) {
       quickApprove.set(info, revision, replyAction);
-      loadSubmitType(info.status(), isSubmittable(info));
+      renderSubmitType(info.status(), isSubmittable(info), info.submitType());
     } else {
       quickApprove.setVisible(false);
     }
@@ -1348,16 +1330,6 @@ public class ChangeScreen extends Screen {
     return sb.toString();
   }
 
-  private void renderSubmitType(String action) {
-    try {
-      SubmitType type = SubmitType.valueOf(action);
-      submitActionText.setInnerText(
-          com.google.gerrit.client.admin.Util.toLongString(type));
-    } catch (IllegalArgumentException e) {
-      submitActionText.setInnerText(action);
-    }
-  }
-
   private void renderActionTextDate(ChangeInfo info) {
     String action;
     if (info.created().equals(info.updated())) {