Trim whitespaces from Lightning addresses

Changelog-Fixed: Trim whitespaces from Lightning addresses
Signed-off-by: Terry Yiu <git@tyiu.xyz>

damus/Nostr/Nostr.swift

@@ -31,7 +31,8 @@ class ProfileRecord {
         }
         
         guard let profile = data.profile,
-              let addr = profile.lud16 ?? profile.lud06 else {
+              let addr = (profile.lud16 ?? profile.lud06)?.trimmingCharacters(in: .whitespaces)
+        else {
             return nil;
         }
         
@@ -301,7 +302,7 @@ class Profile: Codable {
 */
 
 func make_test_profile() -> Profile {
-    return Profile(name: "jb55", display_name: "Will", about: "Its a me", picture: "https://cdn.jb55.com/img/red-me.jpg", banner: "https://pbs.twimg.com/profile_banners/9918032/1531711830/600x200",  website: "jb55.com", lud06: "jb55@jb55.com", lud16: nil, nip05: "jb55@jb55.com", damus_donation: 1)
+    return Profile(name: "jb55", display_name: "Will", about: "Its a me", picture: "https://cdn.jb55.com/img/red-me.jpg", banner: "https://pbs.twimg.com/profile_banners/9918032/1531711830/600x200", website: "jb55.com", lud06: nil, lud16: "jb55@jb55.com", nip05: "jb55@jb55.com", damus_donation: 1)
 }
 
 func make_ln_url(_ str: String?) -> URL? {

damus/Views/Profile/EditMetadataView.swift

@@ -170,6 +170,9 @@ struct EditMetadataView: View {
                     TextField(NSLocalizedString("Lightning Address or LNURL", comment: "Placeholder text for entry of Lightning Address or LNURL."), text: $ln)
                         .autocorrectionDisabled(true)
                         .textInputAutocapitalization(.never)
+                        .onReceive(Just(ln)) { newValue in
+                            self.ln = newValue.trimmingCharacters(in: .whitespaces)
+                        }
                 }
                                 
                 Section(content: {

damus/Views/Zaps/ProfileZapLinkView.swift

@@ -24,8 +24,8 @@ struct ProfileZapLinkView<Content: View>: View {
         self.label = label
         self.action = action
         self.reactions_enabled = reactions_enabled
-        self.lud16 = lud16
-        self.lnurl = lnurl
+        self.lud16 = lud16?.trimmingCharacters(in: .whitespaces)
+        self.lnurl = lnurl?.trimmingCharacters(in: .whitespaces)
     }
     
     init(damus_state: DamusState, pubkey: Pubkey, action: ActionFunction? = nil, @ViewBuilder label: @escaping ContentViewFunction) {
@@ -36,8 +36,8 @@ struct ProfileZapLinkView<Content: View>: View {
         let profile_txn = damus_state.profiles.lookup_with_timestamp(pubkey)
         let record = profile_txn?.unsafeUnownedValue
         self.reactions_enabled = record?.profile?.reactions ?? true
-        self.lud16 = record?.profile?.lud06
-        self.lnurl = record?.lnurl
+        self.lud16 = record?.profile?.lud06?.trimmingCharacters(in: .whitespaces)
+        self.lnurl = record?.lnurl?.trimmingCharacters(in: .whitespaces)
     }
     
     init(unownedProfileRecord: ProfileRecord?, profileModel: ProfileModel, action: ActionFunction? = nil, @ViewBuilder label: @escaping ContentViewFunction) {
@@ -46,8 +46,8 @@ struct ProfileZapLinkView<Content: View>: View {
         self.action = action
         
         self.reactions_enabled = unownedProfileRecord?.profile?.reactions ?? true
-        self.lud16 = unownedProfileRecord?.profile?.lud16
-        self.lnurl = unownedProfileRecord?.lnurl
+        self.lud16 = unownedProfileRecord?.profile?.lud16?.trimmingCharacters(in: .whitespaces)
+        self.lnurl = unownedProfileRecord?.lnurl?.trimmingCharacters(in: .whitespaces)
     }
     
     var body: some View {
@@ -81,12 +81,13 @@ struct ProfileZapLinkView<Content: View>: View {
                 }
             }
         }
-        .disabled(lnurl == nil)
+        .disabled(lnurl == nil && lud16 == nil)
     }
 }
 
 #Preview {
-    ProfileZapLinkView(pubkey: test_pubkey, reactions_enabled: true, lud16: make_test_profile().lud16, lnurl: "test@sendzaps.lol", label: { reactions_enabled, lud16, lnurl in
+    let profile = make_test_profile()
+    ProfileZapLinkView(pubkey: test_pubkey, reactions_enabled: true, lud16: profile.lud16, lnurl: profile.lud06, label: { reactions_enabled, lud16, lnurl in
         Image("zap.fill")
     })
 }