post view

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

.gitignore

@@ -0,0 +1,2 @@
+xcuserdata
+Preview\ Content

damus/ContentView.swift

@@ -43,6 +43,8 @@ struct ContentView: View {
     @State var sub_id: String? = nil
     @State var active_sheet: Sheets? = nil
     @State var events: [NostrEvent] = []
+    @State var has_events: [String: Bool] = [:]
+    @State var loading: Bool = true
     @State var connection: NostrConnection? = nil
 
     var MainContent: some View {
@@ -56,6 +58,7 @@ struct ContentView: View {
     var body: some View {
         ZStack {
             MainContent
+                .padding()
             VStack {
                 Spacer()
 
@@ -76,6 +79,10 @@ struct ContentView: View {
                 PostView()
             }
         }
+        .onReceive(NotificationCenter.default.publisher(for: .post)) { obj in
+            let post = obj.object as! NostrPost
+            print("post \(post.content)")
+        }
     }
 
     func connect() {
@@ -97,6 +104,7 @@ struct ContentView: View {
                 if self.sub_id != sub_id {
                     self.sub_id = sub_id
                 }
+                print("subscribing to \(sub_id)")
                 self.connection?.send(filter, sub_id: sub_id)
             case .cancelled:
                 self.connection?.connect()
@@ -108,11 +116,14 @@ struct ContentView: View {
         case .nostr_event(let ev):
             switch ev {
             case .event(_, let ev):
+                if self.loading {
+                    self.loading = false
+                }
                 self.sub_id = sub_id
-                if ev.kind == 1 {
+                if ev.kind == 1 && !(has_events[ev.id] ?? false) {
+                    has_events[ev.id] = true
                     self.events.append(ev)
                 }
-                print(ev)
             case .notice(let msg):
                 print(msg)
             }
@@ -130,7 +141,7 @@ func PostButton(action: @escaping () -> ()) -> some View {
     return Button(action: action, label: {
         Text("+")
             .font(.system(.largeTitle))
-            .frame(width: 67, height: 60)
+            .frame(width: 57, height: 50)
             .foregroundColor(Color.white)
             .padding(.bottom, 7)
     })

damus/Views/PostView.swift

@@ -7,14 +7,80 @@
 
 import SwiftUI
 
-struct PostView: View {
-    var body: some View {
-        Text("New post")
+extension Notification.Name {
+    static var post: Notification.Name {
+        return Notification.Name("send post")
     }
 }
 
-struct Post_Previews: PreviewProvider {
-    static var previews: some View {
-        PostView()
+struct NostrPost {
+    let content: String
+}
+
+
+struct PostView: View {
+    @State var post: String = ""
+    @FocusState var focus: Bool
+
+    @Environment(\.presentationMode) var presmode
+
+    enum FocusField: Hashable {
+      case post
+    }
+
+    func dismiss() {
+        presmode.wrappedValue.dismiss()
+    }
+
+    func send_post() {
+        let new_post = NostrPost(content: self.post)
+        NotificationCenter.default.post(name: .post, object: new_post)
+        dismiss()
+    }
+
+    var body: some View {
+        VStack {
+            HStack {
+                Button("Cancel") {
+                    self.dismiss()
+                }
+                .foregroundColor(.primary)
+
+                Spacer()
+
+                Button("Post") {
+                    self.send_post()
+                }
+            }
+            .padding([.top, .bottom], 4)
+
+            HStack(alignment: .top) {
+                ZStack(alignment: .leading) {
+                    TextEditor(text: $post)
+                        .focused($focus)
+
+                    if self.post == "" {
+                        VStack {
+                            Text("What's happening?")
+                                .foregroundColor(.gray)
+                                .padding(6)
+                            Spacer()
+                        }
+                    }
+                }
+
+
+                Spacer()
+            }
+
+            Spacer()
+        }
+        .onAppear() {
+            DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
+                self.focus = true
+            }
+        }
+        .padding()
     }
 }
+