refactor: abstract fetchReferenceBy in ensureRepoCollection

to improve ledgability and prepare for stargazing

src/lib/stores/repos.ts

@@ -88,12 +88,46 @@ export const ensureRepoCollection = (
             events: [...repo_collection.events, repo_event as RepoEvent],
           }
         })
+        fetchReferencedBy(
+          repo_event,
+          unique_commit_or_identifier,
+          collection_for_unique_commit
+        )
+        // TODO fetch stargazers
+      }
+    })
+    sub.on('eose', () => {
+      // still awaiting reference_by at this point
+      repos[unique_commit_or_identifier].update((repo_collection) => {
+        return {
+          ...repo_collection,
+          loading: false,
+        }
+      })
+    })
+  }
+  setTimeout(() => {
+    repos[unique_commit_or_identifier].update((collection) => {
+      return {
+        ...collection,
+        events: collection.events.map((e) => ({ ...e, loading: false })),
+        loading: false,
+      }
+    })
+  }, 5000)
+  return repos[unique_commit_or_identifier]
+}
+
+const fetchReferencedBy = (
+  repo_event: RepoEvent,
+  unique_commit_or_identifier: string,
+  collection_for_unique_commit: boolean
+) => {
   const relays_to_use =
     repo_event.relays.length < 3
       ? repo_event.relays
       : [...base_relays].concat(repo_event.relays)
 
-        // get references
   const ref_sub = ndk.subscribe(
     {
       '#a': [
@@ -145,13 +179,8 @@ export const ensureRepoCollection = (
           return latest_ref_event
         }),
       ]
-            const still_loading_events_in_collection = events.some(
-              (e) => e.loading
-            )
-            if (
-              collection_for_unique_commit &&
-              !still_loading_events_in_collection
-            )
+      const still_loading_events_in_collection = events.some((e) => e.loading)
+      if (collection_for_unique_commit && !still_loading_events_in_collection)
         addEventsWithMatchingIdentifiers(events)
 
       return {
@@ -165,28 +194,6 @@ export const ensureRepoCollection = (
     })
   })
 }
-    })
-    sub.on('eose', () => {
-      // still awaiting reference_by at this point
-      repos[unique_commit_or_identifier].update((repo_collection) => {
-        return {
-          ...repo_collection,
-          loading: false,
-        }
-      })
-    })
-  }
-  setTimeout(() => {
-    repos[unique_commit_or_identifier].update((collection) => {
-      return {
-        ...collection,
-        events: collection.events.map((e) => ({ ...e, loading: false })),
-        loading: false,
-      }
-    })
-  }, 5000)
-  return repos[unique_commit_or_identifier]
-}
 
 export const eventToRepoEvent = (event: NDKEvent): RepoEvent | undefined => {
   if (event.kind !== repo_kind) return undefined