wip

AnotherXMPP/XMPPClient.swift

@@ -104,7 +104,8 @@ public final class XMPPClient {
         AuthorizationModule(self.storage),
         StanzaModule(self.storage),
         DiscoveryModule(),
-        RosterModule(self.storage)
+        RosterModule(self.storage),
+        PresenceModule()
     ]
 
     public init(storage: any XMPPStorage, userAgent: UserAgent) {

AnotherXMPP/modules/presence/PresenceModule.swift

@@ -0,0 +1,22 @@
+import Foundation
+
+// NSString* const kSubBoth = @"both";
+// NSString* const kSubNone = @"none";
+// NSString* const kSubTo = @"to";
+// NSString* const kSubFrom = @"from";
+// NSString* const kSubRemove = @"remove";
+// NSString* const kAskSubscribe = @"subscribe";
+
+// TODO: Cancel subscr. request when contact deleted from roster
+// Update when server sends roster push also
+final class PresenceModule: XmppModule {
+    let id = "Presence module"
+
+    func reduce(oldState: ClientState, with _: Event) -> ClientState {
+        oldState
+    }
+
+    func process(state _: ClientState, with _: Event) async -> Event? {
+        nil
+    }
+}

AnotherXMPP/modules/roster/RosterModule.swift

@@ -61,13 +61,6 @@ final class RosterModule: XmppModule {
     }
 }
 
-// NSString* const kSubBoth = @"both";
-// NSString* const kSubNone = @"none";
-// NSString* const kSubTo = @"to";
-// NSString* const kSubFrom = @"from";
-// NSString* const kSubRemove = @"remove";
-// NSString* const kAskSubscribe = @"subscribe";
-
 private extension RosterModule {
     private func update(jidStr: String, args: [String: String]) -> Event? {
         print(jidStr, args)
@@ -105,10 +98,19 @@ private extension RosterModule {
                 existItems = existItems.filter { $0.jid == itemJid }
 
             default:
-                continue
+                if let rosterItem = RosterItem(wrap: item, owner: state.jid) {
+                    existItems = existItems.filter { $0.jid == itemJid }
+                    existItems.append(rosterItem)
+                } else {
+                    continue
+                }
             }
         }
 
+        // save roster
+        guard let data = try? JSONEncoder().encode(existItems.map { $0.wrapped }) else { return nil }
+        await storage?.setRoster(jid: state.jid, roster: data)
+
         // according to RFC-6121 a set from server (push)
         // shouyld be answered with result
         guard