fix is_friend_reply

Signed-off-by: William Casarin <jb55@jb55.com>

damus/Models/Contacts.swift

@@ -120,27 +120,22 @@ func make_contact_relays(_ relays: [RelayDescriptor]) -> [String: RelayInfo] {
     }
 }
 
-
+// TODO: tests for this
 func is_friend_event(_ ev: NostrEvent, our_pubkey: String, friends: Set<String>) -> Bool
 {
-    if ev.pubkey == our_pubkey {
+    if !friends.contains(ev.pubkey) {
+        return false
+    }
+    
+    if !ev.is_reply {
         return true
     }
     
-    if friends.contains(ev.pubkey) {
-        return true
-    }
-    
-    if ev.is_reply {
-        // show our replies?
-        if ev.pubkey == our_pubkey {
+    // show our replies?
+    for pk in ev.referenced_pubkeys {
+        if friends.contains(pk.ref_id) {
             return true
         }
-        for pk in ev.referenced_pubkeys {
-            if friends.contains(pk.ref_id) {
-                return true
-            }
-        }
     }
     
     return false