Remove unused code

Closes: #1105

damus/Components/Highlight.swift

@@ -14,26 +14,5 @@ enum Highlight {
     case main
     case reply
     case custom(Color, Float)
-
-    var is_main: Bool {
-        if case .main = self {
-            return true
-        }
-        return false
-    }
-
-    var is_none: Bool {
-        if case .none = self {
-            return true
-        }
-        return false
-    }
-
-    var is_replied_to: Bool {
-        switch self {
-        case .reply: return true
-        default: return false
-        }
-    }
 }
 

damus/Components/ImageCarousel.swift

@@ -52,17 +52,6 @@ enum ImageShape {
     }
 }
 
-// Try either calculated imagefill from the real image or from metadata hints in tags
-func lookup_imgmeta_size_hint(events: EventCache, url: URL?) -> CGSize? {
-    guard let url,
-          let meta = events.lookup_img_metadata(url: url),
-          let img_size = meta.meta.dim?.size else {
-        return nil
-    }
-    
-    return img_size
-}
-
 struct ImageCarousel: View {
     var urls: [URL]
     

damus/Components/InvoiceView.swift

@@ -9,7 +9,6 @@ import SwiftUI
 
 struct InvoiceView: View {
     @Environment(\.colorScheme) var colorScheme
-    @Environment(\.openURL) private var openURL
     let our_pubkey: String
     let invoice: Invoice
     @State var showing_select_wallet: Bool = false

damus/Components/InvoicesView.swift

@@ -12,9 +12,6 @@ struct InvoicesView: View {
     var invoices: [Invoice]
     let settings: UserSettingsStore
     
-    @State var open_sheet: Bool = false
-    @State var current_invoice: Invoice? = nil
-    
     var body: some View {
         TabView {
             ForEach(invoices, id: \.string) { invoice in

damus/Components/Reposted.swift

@@ -16,7 +16,7 @@ struct Reposted: View {
         HStack(alignment: .center) {
             Image(systemName: "arrow.2.squarepath")
                 .foregroundColor(Color.gray)
-            ProfileName(pubkey: pubkey, profile: profile, damus: damus, show_friend_confirmed: true, show_nip5_domain: false)
+            ProfileName(pubkey: pubkey, profile: profile, damus: damus, show_nip5_domain: false)
                     .foregroundColor(Color.gray)
             Text("Reposted", comment: "Text indicating that the post was reposted (i.e. re-shared).")
                 .foregroundColor(Color.gray)

damus/Components/Shimmer.swift

@@ -9,8 +9,6 @@ import SwiftUI
 
 public struct ShimmerConfiguration {
     
-    @Environment(\.colorScheme) var colorScheme
-    
     public let gradient: Gradient
     public let initialLocation: (start: UnitPoint, end: UnitPoint)
     public let finalLocation: (start: UnitPoint, end: UnitPoint)

damus/Components/TextFieldAlert.swift

@@ -1,61 +0,0 @@
-//
-//  TextFieldAlert.swift
-//  damus
-//
-//  Created by William Casarin on 2022-06-09.
-//
-
-import SwiftUI
-
-struct TextFieldAlert<Presenting>: View where Presenting: View {
-    @Binding var isShowing: Bool
-    @Binding var text: String
-    let presenting: Presenting
-    let title: String
-
-    var body: some View {
-        GeometryReader { (deviceSize: GeometryProxy) in
-            ZStack {
-                self.presenting
-                    .disabled(isShowing)
-                VStack {
-                    Text(self.title)
-                    TextField(NSLocalizedString("Relay", comment: "Text field for relay server. Used for testing purposes."), text: self.$text)
-                    Divider()
-                    HStack {
-                        Button(action: {
-                            withAnimation {
-                                self.isShowing.toggle()
-                            }
-                        }) {
-                            Text("Dismiss", comment: "Button to dismiss a text field alert.")
-                        }
-                    }
-                }
-                .padding()
-                .background(Color.white)
-                .frame(
-                    width: deviceSize.size.width*0.7,
-                    height: deviceSize.size.height*0.7
-                )
-                .shadow(radius: 1)
-                .opacity(self.isShowing ? 1 : 0)
-            }
-        }
-    }
-
-}
-
-
-extension View {
-
-    func textFieldAlert(isShowing: Binding<Bool>,
-                        text: Binding<String>,
-                        title: String) -> some View {
-        TextFieldAlert(isShowing: isShowing,
-                       text: text,
-                       presenting: self,
-                       title: title)
-    }
-
-}

damus/Components/TranslateView.swift

@@ -143,7 +143,7 @@ func translate_note(profiles: Profiles, privkey: String?, event: NostrEvent, set
 
     // Render translated note
     let translated_blocks = event.get_blocks(content: translated_note)
-    let artifacts = render_blocks(blocks: translated_blocks, profiles: profiles, privkey: privkey)
+    let artifacts = render_blocks(blocks: translated_blocks, profiles: profiles)
     
     // and cache it
     return .translated(Translated(artifacts: artifacts, language: note_lang))

damus/Components/UserView.swift

@@ -41,7 +41,7 @@ struct UserView: View {
             
                 VStack(alignment: .leading) {
                     let profile = damus_state.profiles.lookup(id: pubkey)
-                    ProfileName(pubkey: pubkey, profile: profile, damus: damus_state, show_friend_confirmed: false, show_nip5_domain: false)
+                    ProfileName(pubkey: pubkey, profile: profile, damus: damus_state, show_nip5_domain: false)
                     if let about = profile?.about {
                         Text(about)
                             .lineLimit(3)

damus/Components/ZapButton.swift

@@ -32,8 +32,6 @@ struct ZapButton: View {
     
     @State var zapping: Bool = false
     @State var invoice: String = ""
-    @State var slider_value: Double = 0.0
-    @State var slider_visible: Bool = false
     @State var showing_select_wallet: Bool = false
     @State var showing_zap_customizer: Bool = false
     @State var is_charging: Bool = false