fixin metadata links

Author: thefringeninja

src/SqlStreamStore.HAL.Tests/StreamMetadataTests.cs

@@ -40,7 +40,8 @@ await _fixture.HttpClient.SendAsync(
                 ((string) resource.State.metadataJson).ShouldBeNull();
 
                 resource.ShouldLink(Constants.Relations.Self, "metadata");
-                resource.ShouldLink(Constants.Relations.Feed, "../");
+                resource.ShouldLink(Constants.Relations.Metadata, "metadata");
+                resource.ShouldLink(Constants.Relations.Feed, $"../{StreamId}");
             }
         }
 
@@ -85,7 +86,8 @@ await _fixture.HttpClient.SendAsync(
                     })).ShouldBeTrue();
 
                 resource.ShouldLink(Constants.Relations.Self, "metadata");
-                resource.ShouldLink(Constants.Relations.Feed, "../");
+                resource.ShouldLink(Constants.Relations.Metadata, "metadata");
+                resource.ShouldLink(Constants.Relations.Feed, $"../{StreamId}");
             }
         }
 
@@ -126,7 +128,8 @@ public async Task set_metadata()
                     })).ShouldBeTrue();
 
                 resource.ShouldLink(Constants.Relations.Self, "metadata");
-                resource.ShouldLink(Constants.Relations.Feed, "../");
+                resource.ShouldLink(Constants.Relations.Metadata, "metadata");
+                resource.ShouldLink(Constants.Relations.Feed, $"../{StreamId}");
             }
         }
 

src/SqlStreamStore.HAL/Resources/Schema/SetStreamMetadata.json

@@ -1,4 +1,5 @@
 {
+  "title": "Set Stream Metadata",
   "type": "object",
   "$schema": "http://json-schema.org/draft-07/hyper-schema#",
   "properties": {

src/SqlStreamStore.HAL/Resources/StreamMetadataResource.cs

@@ -8,13 +8,6 @@ namespace SqlStreamStore.HAL.Resources
 
     internal class StreamMetadataResource : IResource
     {
-        private static readonly Link[] s_links =
-        {
-            new Link(Constants.Relations.Self, Constants.Streams.Metadata),
-            new Link(Constants.Relations.Metadata, Constants.Streams.Metadata),
-            new Link(Constants.Relations.Feed, "../")
-        };
-
         private readonly IStreamStore _streamStore;
 
         public HttpMethod[] Options { get; } =
@@ -46,7 +39,10 @@ public async Task<Response> GetStreamMetadata(
                         result.MaxCount,
                         result.MetadataJson
                     })
-                    .AddLinks(s_links)
+                    .AddLinks(
+                        Links.Self(),
+                        Links.Metadata(),
+                        Links.Feed(operation))
                     .AddEmbeddedResource(
                         Constants.Relations.Metadata,
                         Schemas.SetStreamMetadata),
@@ -68,9 +64,23 @@ public async Task<Response> SetStreamMetadata(
                     operation.MaxCount,
                     operation.MetadataJson
                 })
-                .AddLinks(s_links));
+                .AddLinks(
+                    Links.Self(),
+                    Links.Metadata(),
+                    Links.Feed(operation)));
 
             return response;
         }
+
+        private static class Links
+        {
+            public static Link Self() => new Link(Constants.Relations.Self, Constants.Streams.Metadata);
+            public static Link Metadata() => new Link(Constants.Relations.Metadata, Constants.Streams.Metadata);
+            public static Link Feed(GetStreamMetadataOperation operation) => Link(operation.StreamId);
+            public static Link Feed(SetStreamMetadataOperation operation) => Link(operation.StreamId);
+
+            private static Link Link(string streamId)
+                => new Link(Constants.Relations.Feed, $"../{streamId}");
+        }
     }
 }