Merge pull request opentripplanner#7445 from HBTGmbH/expose-gtfs-feed-version-via-grpahql

Expose GTFS feed version in the GTFS GraphQL API

Author: jessicaKoehnke

application/src/main/java/org/opentripplanner/apis/gtfs/datafetchers/FeedImpl.java

@@ -66,6 +66,12 @@ public DataFetcher<String> feedId() {
     return this::getSource;
   }
 
+  @Override
+  public DataFetcher<String> version() {
+    return environment ->
+      getTransitService(environment).getFeedInfo(getSource(environment)).getVersion();
+  }
+
   @Override
   public DataFetcher<FeedPublisher> publisher() {
     return environment -> {

application/src/main/java/org/opentripplanner/apis/gtfs/generated/GraphQLDataFetchers.java

@@ -383,6 +383,8 @@ public interface GraphQLFeed {
     public DataFetcher<Iterable<Agency>> agencies();
     public DataFetcher<Iterable<TransitAlert>> alerts();
     public DataFetcher<String> feedId();
+
+    public DataFetcher<String> version();
     public DataFetcher<FeedPublisher> publisher();
   }
 

application/src/main/resources/org/opentripplanner/apis/gtfs/schema.graphqls

@@ -690,6 +690,8 @@ type Feed {
   feedId: String!
   "The publisher of the input transit data."
   publisher: FeedPublisher
+  "The version of the dataset."
+  version: String
 }
 
 "Feed publisher information"

application/src/test-fixtures/java/org/opentripplanner/model/FeedInfoTestFactory.java

@@ -3,6 +3,6 @@
 public class FeedInfoTestFactory {
 
   public static FeedInfo dummyForTest(String id) {
-    return new FeedInfo(id, "publisher", "www.z.org", "en", null, null, null);
+    return new FeedInfo(id, "publisher", "www.z.org", "en", null, null, "12345");
   }
 }

application/src/test/resources/org/opentripplanner/apis/gtfs/expectations/feedinfo.json

@@ -11,7 +11,8 @@
         "publisher": {
           "name": "publisher",
           "url": "www.z.org"
-        }
+        },
+        "version": "12345"
       }
     ]
   }

application/src/test/resources/org/opentripplanner/apis/gtfs/queries/feedinfo.graphql

@@ -8,5 +8,6 @@
       name
       url
     }
+    version
   }
 }