posting, global timeline

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

damus/Nostr/NostrEvent.swift

@@ -115,7 +115,10 @@ func decode_data<T: Decodable>(_ data: Data) -> T? {
 }
 
 func event_commitment(ev: NostrEvent, tags: String) -> String {
-    return "[0,\"\(ev.pubkey)\",\(ev.created_at),\(ev.kind),\(tags),\"\(ev.content)\"]"
+    let encoder = JSONEncoder()
+    let str_data = try! encoder.encode(ev.content)
+    let content = String(decoding: str_data, as: UTF8.self)
+    return "[0,\"\(ev.pubkey)\",\(ev.created_at),\(ev.kind),\(tags),\(content)]"
 }
 
 func calculate_event_id(ev: NostrEvent) -> String {

damus/Nostr/NostrFilter.swift

@@ -27,11 +27,19 @@ struct NostrFilter: Codable {
     }
 
     public static var filter_text: NostrFilter {
-        NostrFilter(ids: nil, kinds: [1], referenced_ids: nil, pubkeys: nil, since: nil, until: nil, authors: nil)
+        return filter_kinds([1])
     }
 
     public static var filter_profiles: NostrFilter {
-        return NostrFilter(ids: nil, kinds: [0], referenced_ids: nil, pubkeys: nil, since: nil, until: nil, authors: nil)
+        return filter_kinds([0])
+    }
+
+    public static var filter_contacts: NostrFilter {
+        return filter_kinds([3])
+    }
+
+    public static func filter_kinds(_ kinds: [Int]) -> NostrFilter {
+        return NostrFilter(ids: nil, kinds: kinds, referenced_ids: nil, pubkeys: nil, since: nil, until: nil, authors: nil)
     }
 
     public static func filter_since(_ val: Int64) -> NostrFilter {

damus/Nostr/NostrTimeline.swift

@@ -0,0 +1,8 @@
+//
+//  NostrTimeline.swift
+//  damus
+//
+//  Created by William Casarin on 2022-04-12.
+//
+
+import Foundation

damus/Nostr/RelayConnection.swift

@@ -84,7 +84,9 @@ func make_nostr_push_event(ev: NostrEvent) -> String? {
     let encoder = JSONEncoder()
     let event_data = try! encoder.encode(ev)
     let event = String(decoding: event_data, as: UTF8.self)
-    return "[\"EVENT\",\(event)]"
+    let encoded = "[\"EVENT\",\(event)]"
+    print(encoded)
+    return encoded
 }
 
 func make_nostr_subscription_req(_ filters: [NostrFilter], sub_id: String) -> String? {