add wallet modal

damus/Components/InvoiceView.swift

@@ -9,13 +9,13 @@ import SwiftUI
 
 struct InvoiceView: View {
     let invoice: Invoice
+    @State var show_select_wallet: Bool = false
+    @State var inv: String = ""
     
     var PayButton: some View {
         Button("Pay") {
-            guard let url = URL(string: "lightning:" + invoice.string) else {
-                return
-            }
-            UIApplication.shared.open(url)
+            inv = invoice.string
+            show_select_wallet = true
         }
         .buttonStyle(.bordered)
     }
@@ -39,6 +39,8 @@ struct InvoiceView: View {
                     .zIndex(5.0)
             }
             .padding()
+        }        .sheet(isPresented: $show_select_wallet, onDismiss: {show_select_wallet = false}) {
+            SelectWalletView(show_select_wallet: $show_select_wallet, invoice: $inv)
         }
     }
 }

damus/Util/Constants.swift

@@ -22,4 +22,17 @@ public class Constants {
         NostrEvent(content: "Hello World! This is so cool!", pubkey: "3efdaebb1d8923ebd99c9e7ace3b4194ab45512e2be79c1b7d68d9243e0d2681"),
         NostrEvent(content: "Nostr - Damus... Haha get it?", pubkey: "3efdaebb1d8923ebd99c9e7ace3b4194ab45512e2be79c1b7d68d9243e0d2681"),
     ]
+    
+    static let WALLETS = """
+        [
+            {"id": 0, "name": "Strike", "link": "strike:lightning", "appStoreLink": "https://apps.apple.com/us/app/strike-bitcoin-payments/id1488724463"},
+            {"id": 1, "name": "Cash App", "link": "squarecash://", "appStoreLink": "https://apps.apple.com/us/app/cash-app/id711923939"},
+            {"id": 2, "name": "Muun", "link": "muun:", "appStoreLink": "https://apps.apple.com/us/app/muun-wallet/id1482037683"},
+            {"id": 3, "name": "Blue Wallet", "link": "bluewallet:lightning", "appStoreLink": "https://apps.apple.com/us/app/bluewallet-bitcoin-wallet/id1376878040"},
+            {"id": 4, "name": "Wallet Of Satoshi", "link": "walletofsatoshi:lightning", "appStoreLink": "https://apps.apple.com/us/app/wallet-of-satoshi/id1438599608"},
+            {"id": 5, "name": "Breez", "link": "breez:lightning", "appStoreLink": "https://testflight.apple.com/join/wPju2Du7"},
+            {"id": 6, "name": "Zebedee", "link": "zebedee:lightning", "appStoreLink": "https://apps.apple.com/us/app/zebedee-wallet/id1484394401"},
+            {"id": 7, "name": "Zeus LN", "link": "zeusln:lightning", "appStoreLink": "https://apps.apple.com/us/app/zeus-ln/id1456038895"},
+        ]
+        """.data(using: .utf8)!
 }

damus/Views/SelectWalletView.swift

@@ -0,0 +1,51 @@
+//
+//  SelectWalletView.swift
+//  damus
+//
+//  Created by Suhail Saqan on 12/22/22.
+//
+
+import SwiftUI
+
+struct WalletItem : Decodable, Identifiable {
+    var id: Int
+    var name : String
+    var link : String
+    var appStoreLink : String
+}
+
+struct SelectWalletView: View {
+    @Binding var show_select_wallet: Bool
+    @Binding var invoice: String
+    @Environment(\.openURL) private var openURL
+    
+    let walletItems = try! JSONDecoder().decode([WalletItem].self, from: Constants.WALLETS)
+    
+    var body: some View {
+        VStack(alignment: .leading) {
+            ForEach(walletItems) { wallet in
+               HStack(spacing: 20) {
+                   Button("\(wallet.name)"){
+                       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)
+                           }
+                       }
+                   }.buttonStyle(.borderedProminent)
+                       .contentShape(Rectangle())
+               }
+            }
+        }
+    }
+}
+
+struct SelectWalletView_Previews: PreviewProvider {
+    @State static var show: Bool = true
+    @State static var invoice: String = ""
+    
+    static var previews: some View {
+        SelectWalletView(show_select_wallet: $show, invoice: $invoice)
+    }
+}