chore: add testnet back

BDKSwiftExampleWallet/Resources/Localizable.xcstrings

@@ -674,7 +674,6 @@
       }
     },
     "Testnet" : {
-      "extractionState" : "stale",
       "localizations" : {
         "fr" : {
           "stringUnit" : {

BDKSwiftExampleWallet/Service/BDK Service/BDKService.swift

@@ -13,23 +13,40 @@ private class BDKService {
 
     private var balance: Balance?
     private var connection: Connection?
-    private let esploraClient: EsploraClient
+    private var esploraClient: EsploraClient
     private let keyClient: KeyClient
     private var needsFullScan: Bool = false
-    var network: Network
+    private(set) var network: Network
+    private(set) var esploraURL: String
     private var wallet: Wallet?
 
-    init(
-        keyClient: KeyClient = .live
-    ) {
-        let storedNetworkString = try! keyClient.getNetwork() ?? Network.signet.description
-        let storedEsploraURL =
-            try! keyClient.getEsploraURL()
-            ?? Constants.Config.EsploraServerURLNetwork.Signet.mutiny
-
-        self.network = Network(stringValue: storedNetworkString) ?? .signet
+    init(keyClient: KeyClient = .live) {
         self.keyClient = keyClient
-        self.esploraClient = EsploraClient(url: storedEsploraURL)
+        let storedNetworkString = try? keyClient.getNetwork() ?? Network.signet.description
+        self.network = Network(stringValue: storedNetworkString ?? "") ?? .signet
+        self.esploraURL =
+            try! keyClient.getEsploraURL() ?? Constants.Config.EsploraServerURLNetwork.Signet.mutiny
+        self.esploraClient = EsploraClient(url: self.esploraURL)
+    }
+
+    func updateNetwork(_ newNetwork: Network) {
+        if newNetwork != self.network {
+            self.network = newNetwork
+            try? keyClient.saveNetwork(newNetwork.description)
+            updateEsploraClient()
+        }
+    }
+
+    func updateEsploraURL(_ newURL: String) {
+        if newURL != self.esploraURL {
+            self.esploraURL = newURL
+            try? keyClient.saveEsploraURL(newURL)
+            updateEsploraClient()
+        }
+    }
+
+    private func updateEsploraClient() {
+        self.esploraClient = EsploraClient(url: self.esploraURL)
     }
 
     func getAddress() throws -> String {
@@ -311,6 +328,10 @@ struct BDKClient {
     let getBackupInfo: () throws -> BackupInfo
     let needsFullScan: () -> Bool
     let setNeedsFullScan: (Bool) -> Void
+    let getNetwork: () -> Network
+    let getEsploraURL: () -> String
+    let updateNetwork: (Network) -> Void
+    let updateEsploraURL: (String) -> Void
 }
 
 extension BDKClient {
@@ -345,7 +366,19 @@ extension BDKClient {
         },
         getBackupInfo: { try BDKService.shared.getBackupInfo() },
         needsFullScan: { BDKService.shared.needsFullScanOfWallet() },
-        setNeedsFullScan: { value in BDKService.shared.setNeedsFullScan(value) }
+        setNeedsFullScan: { value in BDKService.shared.setNeedsFullScan(value) },
+        getNetwork: {
+            BDKService.shared.network
+        },
+        getEsploraURL: {
+            BDKService.shared.esploraURL
+        },
+        updateNetwork: { newNetwork in
+            BDKService.shared.updateNetwork(newNetwork)
+        },
+        updateEsploraURL: { newURL in
+            BDKService.shared.updateEsploraURL(newURL)
+        }
     )
 }
 
@@ -395,7 +428,11 @@ extension BDKClient {
                 )
             },
             needsFullScan: { true },
-            setNeedsFullScan: { _ in }
+            setNeedsFullScan: { _ in },
+            getNetwork: { .signet },
+            getEsploraURL: { Constants.Config.EsploraServerURLNetwork.Signet.mutiny },
+            updateNetwork: { _ in },
+            updateEsploraURL: { _ in }
         )
     }
 #endif

BDKSwiftExampleWallet/View Model/Activity/TransactionDetailViewModel.swift

@@ -13,7 +13,6 @@ import Observation
 @Observable
 class TransactionDetailViewModel {
     let bdkClient: BDKClient
-    let keyClient: KeyClient
 
     var calculateFee: String?
     var calculateFeeError: CalculateFeeError?
@@ -24,11 +23,9 @@ class TransactionDetailViewModel {
     var transactionDetailsError: AppError?
 
     init(
-        bdkClient: BDKClient = .live,
-        keyClient: KeyClient = .live
+        bdkClient: BDKClient = .live
     ) {
         self.bdkClient = bdkClient
-        self.keyClient = keyClient
     }
 
     func getCalulateFee(tx: BitcoinDevKit.Transaction) {
@@ -44,28 +41,28 @@ class TransactionDetailViewModel {
     }
 
     func getEsploraUrl() {
-        do {
-            let savedEsploraURL = try keyClient.getEsploraURL()
-            if network == "Signet" {
+        let savedEsploraURL = bdkClient.getEsploraURL()
+
+        switch network {
+        case "signet":
+            if savedEsploraURL == Constants.Config.EsploraServerURLNetwork.Signet.bdk {
                 self.esploraURL = "https://mempool.space/signet"
             } else {
-                self.esploraURL = savedEsploraURL
+                self.esploraURL = "https://mutinynet.com"
             }
-        } catch let error as EsploraError {
-            DispatchQueue.main.async {
-                self.esploraError = error
+        case "testnet":
+            if savedEsploraURL == Constants.Config.EsploraServerURLNetwork.Testnet.blockstream {
+                self.esploraURL = "https://blockstream.info/testnet"
+            } else {
+                self.esploraURL = "https://mempool.space/testnet"
             }
-        } catch {}
+        default:
+            self.esploraURL = savedEsploraURL
+        }
     }
 
     func getNetwork() {
-        do {
-            self.network = try keyClient.getNetwork()
-        } catch {
-            DispatchQueue.main.async {
-                self.transactionDetailsError = .generic(message: error.localizedDescription)
-            }
-        }
+        self.network = bdkClient.getNetwork().description
     }
 
     func getSentAndReceived(tx: BitcoinDevKit.Transaction) -> SentAndReceivedValues? {

BDKSwiftExampleWallet/View Model/Activity/TransactionListViewModel.swift

@@ -12,17 +12,14 @@ import Foundation
 @Observable
 class TransactionListViewModel {
     let bdkClient: BDKClient
-    let keyClient: KeyClient
 
     var showingWalletTransactionsViewErrorAlert = false
     var walletTransactionsViewError: AppError?
 
     init(
-        bdkClient: BDKClient = .live,
-        keyClient: KeyClient = .live
+        bdkClient: BDKClient = .live
     ) {
         self.bdkClient = bdkClient
-        self.keyClient = keyClient
     }
 
     func getSentAndReceived(tx: BitcoinDevKit.Transaction) -> SentAndReceivedValues? {
@@ -38,9 +35,14 @@ class TransactionListViewModel {
         }
     }
 
-    func getEsploraURL() -> String? {
-        let savedEsploraURL = try? keyClient.getEsploraURL()
+    func getEsploraURL() -> String {
+        let savedEsploraURL = bdkClient.getEsploraURL()
         return savedEsploraURL
     }
 
+    func getNetwork() -> String {
+        let savedNetwork = bdkClient.getNetwork().description
+        return savedNetwork
+    }
+
 }

BDKSwiftExampleWallet/View Model/OnboardingViewModel.swift

@@ -14,35 +14,21 @@ import SwiftUI
 // Feature or Bug?
 class OnboardingViewModel: ObservableObject {
     let bdkClient: BDKClient
-    let keyClient: KeyClient
 
     @AppStorage("isOnboarding") var isOnboarding: Bool?
     @Published var createWithPersistError: CreateWithPersistError?
     @Published var networkColor = Color.gray
     @Published var onboardingViewError: AppError?
     @Published var selectedNetwork: Network = .signet {
         didSet {
-            do {
-                let networkString = selectedNetwork.description
-                try keyClient.saveNetwork(networkString)
-                selectedURL = availableURLs.first ?? ""
-                try keyClient.saveEsploraURL(selectedURL)
-            } catch {
-                DispatchQueue.main.async {
-                    self.onboardingViewError = .generic(message: error.localizedDescription)
-                }
-            }
+            bdkClient.updateNetwork(selectedNetwork)
+            selectedURL = availableURLs.first ?? ""
+            bdkClient.updateEsploraURL(selectedURL)
         }
     }
     @Published var selectedURL: String = "" {
         didSet {
-            do {
-                try keyClient.saveEsploraURL(selectedURL)
-            } catch {
-                DispatchQueue.main.async {
-                    self.onboardingViewError = .generic(message: error.localizedDescription)
-                }
-            }
+            bdkClient.updateEsploraURL(selectedURL)
         }
     }
     @Published var words: String = "" {
@@ -77,27 +63,11 @@ class OnboardingViewModel: ObservableObject {
     }
 
     init(
-        bdkClient: BDKClient = .live,
-        keyClient: KeyClient = .live
+        bdkClient: BDKClient = .live
     ) {
         self.bdkClient = bdkClient
-        self.keyClient = keyClient
-        do {
-            if let networkString = try keyClient.getNetwork() {
-                self.selectedNetwork = Network(stringValue: networkString) ?? .signet
-            } else {
-                self.selectedNetwork = .signet
-            }
-            if let esploraURL = try keyClient.getEsploraURL() {
-                self.selectedURL = esploraURL
-            } else {
-                self.selectedURL = availableURLs.first ?? ""
-            }
-        } catch {
-            DispatchQueue.main.async {
-                self.onboardingViewError = .generic(message: error.localizedDescription)
-            }
-        }
+        self.selectedNetwork = bdkClient.getNetwork()
+        self.selectedURL = bdkClient.getEsploraURL()
     }
 
     func createWallet() {

BDKSwiftExampleWallet/View Model/Settings/SettingsViewModel.swift

@@ -11,7 +11,6 @@ import SwiftUI
 
 class SettingsViewModel: ObservableObject {
     let bdkClient: BDKClient
-    let keyClient: KeyClient
 
     @AppStorage("isOnboarding") var isOnboarding: Bool = true
     @Published var esploraURL: String?
@@ -22,24 +21,20 @@ class SettingsViewModel: ObservableObject {
     @Published var walletSyncState: WalletSyncState = .notStarted
 
     init(
-        bdkClient: BDKClient = .live,
-        keyClient: KeyClient = .live
+        bdkClient: BDKClient = .live
     ) {
         self.bdkClient = bdkClient
-        self.keyClient = keyClient
+        self.network = bdkClient.getNetwork().description
+        self.esploraURL = bdkClient.getEsploraURL()
     }
 
     func delete() {
         do {
             try bdkClient.deleteWallet()
-            DispatchQueue.main.async {
-                self.isOnboarding = true
-            }
+            isOnboarding = true
         } catch {
-            DispatchQueue.main.async {
-                self.settingsError = .generic(message: error.localizedDescription)
-                self.showingSettingsViewErrorAlert = true
-            }
+            self.settingsError = .generic(message: error.localizedDescription)
+            self.showingSettingsViewErrorAlert = true
         }
     }
 
@@ -81,24 +76,11 @@ class SettingsViewModel: ObservableObject {
     }
 
     func getNetwork() {
-        do {
-            self.network = try keyClient.getNetwork()
-        } catch {
-            DispatchQueue.main.async {
-                self.settingsError = .generic(message: error.localizedDescription)
-                self.showingSettingsViewErrorAlert = true
-            }
-        }
+        self.network = bdkClient.getNetwork().description
     }
 
     func getEsploraUrl() {
-        do {
-            self.esploraURL = try keyClient.getEsploraURL()
-        } catch {
-            DispatchQueue.main.async {
-                self.settingsError = .generic(message: error.localizedDescription)
-            }
-        }
+        self.esploraURL = bdkClient.getEsploraURL()
     }
 
     private func updateProgressFullScan(inspected: UInt64) {

BDKSwiftExampleWallet/View/Activity/TransactionDetailView.swift

@@ -172,7 +172,9 @@ struct TransactionDetailView: View {
 #if DEBUG
     #Preview {
         TransactionDetailView(
-            viewModel: .init(bdkClient: .mock, keyClient: .mock),
+            viewModel: .init(
+                bdkClient: .mock
+            ),
             amount: UInt64(1_000_000),
             canonicalTx: .mock
         )

BDKSwiftExampleWallet/View/Activity/TransactionListView.swift

@@ -38,7 +38,10 @@ struct TransactionListView: View {
                     let mutinyFaucetURL = URL(string: "https://faucet.mutinynet.com")
                     let signetFaucetURL = URL(string: "https://signetfaucet.com")
 
-                    if let mutinyFaucetURL, let signetFaucetURL {
+                    if let mutinyFaucetURL,
+                        let signetFaucetURL,
+                        viewModel.getNetwork() != Network.testnet.description
+                    {
 
                         Button {
                             UIApplication.shared.open(
@@ -75,7 +78,9 @@ struct TransactionListView: View {
 
                         NavigationLink(
                             destination: TransactionDetailView(
-                                viewModel: .init(bdkClient: .live, keyClient: .live),
+                                viewModel: .init(
+                                    bdkClient: .live
+                                ),
                                 amount: sentAndReceivedValues.sent.toSat() == 0
                                     ? sentAndReceivedValues.received.toSat()
                                     : sentAndReceivedValues.sent.toSat()

BDKSwiftExampleWallet/View/OnboardingView.swift

@@ -77,10 +77,16 @@ struct OnboardingView: View {
                 }
                 .padding()
 
-                Text("Signet")
-                    .foregroundStyle(.primary)
-                    .fontWeight(.light)
-                    .accessibilityLabel("Select Bitcoin Network")
+                Picker(
+                    "Network",
+                    selection: $viewModel.selectedNetwork
+                ) {
+                    Text("Signet").tag(Network.signet)
+                    Text("Testnet").tag(Network.testnet)
+                }
+                .pickerStyle(.automatic)
+                .tint(.primary)
+                .accessibilityLabel("Select Bitcoin Network")
 
                 Picker(
                     "Esplora Server",