Wallet Selector

Closes: #107
Changelog-Added: lightning wallet selector

damus/Views/ProfileView.swift

@@ -119,6 +119,8 @@ struct ProfileView: View {
     @StateObject var profile: ProfileModel
     @StateObject var followers: FollowersModel
     @State private var showingEditProfile = false
+    @State var showingSelectWallet: Bool = false
+    @State var inv: String = ""
     @State var is_zoomed: Bool = false
     
     @Environment(\.dismiss) var dismiss
@@ -126,9 +128,14 @@ struct ProfileView: View {
     
     //@EnvironmentObject var profile: ProfileModel
     
-    func LNButton(_ url: URL, profile: Profile) -> some View {
+    func LNButton(lud06: String?, lud16: String?, profile: Profile) -> some View {
         Button(action: {
-            UIApplication.shared.open(url)
+            if let l = lud06 {
+                inv = l
+            } else {
+                inv = lud16 ?? ""
+            }
+            showingSelectWallet = true
         }) {
             Image(systemName: "bolt.circle")
                 .symbolRenderingMode(.palette)
@@ -141,6 +148,8 @@ struct ProfileView: View {
                         Label("Copy LNURL", systemImage: "doc.on.doc")
                     }
                 }
+        }.sheet(isPresented: $showingSelectWallet, onDismiss: {showingSelectWallet = false}) {
+            SelectWalletView(showingSelectWallet: $showingSelectWallet, invoice: $inv)
         }
     }
     
@@ -170,10 +179,10 @@ struct ProfileView: View {
                     }
                 
                 Spacer()
-                
+
                 if let profile = data {
-                    if let lnuri = profile.lightning_uri {
-                        LNButton(lnuri, profile: profile)
+                    if (profile.lud06 != nil || profile.lud16 != nil) {
+                        LNButton(lud06: profile.lud06, lud16: profile.lud16, profile: profile)
                     }
                 }
                 

damus/Views/SelectWalletView.swift

@@ -0,0 +1,91 @@
+//
+//  SelectWalletView.swift
+//  damus
+//
+//  Created by Suhail Saqan on 12/22/22.
+//
+
+import SwiftUI
+
+struct WalletItem : Decodable, Identifiable, Hashable {
+    var id: Int
+    var name : String
+    var link : String
+    var appStoreLink : String
+    var image: String
+}
+
+struct SelectWalletView: View {
+    @Binding var showingSelectWallet: Bool
+    @Binding var invoice: String
+    @Environment(\.openURL) private var openURL
+    @State var invoice_copied: Bool = false
+    
+    let generator = UIImpactFeedbackGenerator(style: .light)
+    
+    let walletItems = try! JSONDecoder().decode([WalletItem].self, from: Constants.WALLETS)
+    
+    var body: some View {
+        NavigationView {
+            Form {
+                Section("Copy invoice") {
+                    HStack {
+                        Text(invoice).font(.body)
+                            .lineLimit(2)
+                            .truncationMode(.tail)
+                        
+                        Spacer()
+                        
+                        Image(systemName: self.invoice_copied ? "checkmark.circle" : "doc.on.doc").foregroundColor(.blue)
+                    }.clipShape(RoundedRectangle(cornerRadius: 5)).onTapGesture {
+                        UIPasteboard.general.string = invoice
+                        self.invoice_copied = true
+                        generator.impactOccurred()
+                    }
+                }
+                    Section("Select a lightning wallet"){
+                        List{
+                            Button() {
+                                if let url = URL(string: "lightning:\(invoice)"), UIApplication.shared.canOpenURL(url) {
+                                    openURL(url)
+                                }
+                            } label: {
+                                HStack {
+                                    Text("Default Wallet").font(.body).foregroundColor(.blue)
+                                }
+                            }.buttonStyle(.plain)
+                            ForEach(walletItems, id: \.self) { wallet in
+                                Button() {
+                                    if let url = URL(string: "\(wallet.link)\(invoice)"), UIApplication.shared.canOpenURL(url) {
+                                        openURL(url)
+                                    } else {
+                                        if let url = URL(string: wallet.appStoreLink), UIApplication.shared.canOpenURL(url) {
+                                            openURL(url)
+                                        }
+                                    }
+                                } label: {
+                                    HStack {
+                                        Image(wallet.image).resizable().frame(width: 32.0, height: 32.0,alignment: .center).cornerRadius(5)
+                                        Text(wallet.name).font(.body)
+                                    }
+                                }.buttonStyle(.plain)
+                            }
+                        }.padding(.vertical, 2.5)
+                    }
+            }.navigationBarTitle(Text("Pay the lightning invoice"), displayMode: .inline).navigationBarItems(trailing: Button(action: {
+                self.showingSelectWallet = false
+            }) {
+                Text("Done").bold()
+            })
+        }
+    }
+}
+
+struct SelectWalletView_Previews: PreviewProvider {
+    @State static var show: Bool = true
+    @State static var invoice: String = ""
+    
+    static var previews: some View {
+        SelectWalletView(showingSelectWallet: $show, invoice: $invoice)
+    }
+}