taler-ios

commit 74f3b4fa5ba0180602b1045ed4f5942668c8ffe4
parent 0759a398896ea6f00f74d0f70c3f22cd4a20a044
Author: Marc Stibane <marc@taler.net>
Date:   Mon, 10 Aug 2026 19:00:12 +0200

DbStatus when returning from background

Diffstat:
M
TalerWallet1/Model/WalletModel.swift
 | 
12
++++++++----
M
TalerWallet1/Views/Main/MainView.swift
 | 
14
+++++++++++++-

2 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/TalerWallet1/Model/WalletModel.swift b/TalerWallet1/Model/WalletModel.swift
@@ -166,9 +166,13 @@ final class WalletModel: ObservableObject, Sendable {
     }
 }
 // MARK: -
+struct DbStatus: Decodable, Sendable {
+    var dbReadHealthy: Bool
+    var dbWriteHealthy: Bool
+}
 /// A request to tell wallet-core about the network.
 fileprivate struct ApplicationResumedRequest: WalletBackendFormattedRequest {
-    struct Response: Decodable {}
+    typealias Response = DbStatus
     var operation: String { "hintApplicationResumed" }
     func args() -> Args { Args() }
 
@@ -193,10 +197,10 @@ extension WalletModel {
         let request = NetworkAvailabilityRequest(isNetworkAvailable: isNetworkAvailable)
         _ = try? await sendRequest(request)
     }
-    func hintApplicationResumedT() async {
+    func hintApplicationResumedT() async throws -> DbStatus {
         // T for any Thread
         let request = ApplicationResumedRequest()
-        _ = try? await sendRequest(request)
+        return try await sendRequest(request)
     }
 }
 // MARK: -
@@ -265,7 +269,7 @@ extension WalletModel {
         let _ = try await sendRequest(request)
     }
     nonisolated func retryProgressTokenNow(_ op: String, token: String)
-    async throws {
+      async throws {
         let request = RetryProgressTokenNow(op: op, token: token)
         let _ = try await sendRequest(request)
     }
diff --git a/TalerWallet1/Views/Main/MainView.swift b/TalerWallet1/Views/Main/MainView.swift
@@ -68,7 +68,19 @@ struct MainView: View {
 
     func hintApplicationResumed() {
         Task.detached {
-            await model.hintApplicationResumedT()
+            if let result = try? await model.hintApplicationResumedT() {
+                if !result.dbReadHealthy {
+                    let error = TalerErrorDetail(code: 53,  // GENERIC_DB_FETCH_FAILED
+                                                 when: .now(),
+                                                 hint: "Can't read from database")
+                    await model.setError(WalletBackendError.walletCoreError(error))
+                } else if !result.dbWriteHealthy {
+                    let error = TalerErrorDetail(code: 52,  // GENERIC_DB_STORE_FAILED
+                                                 when: .now(),
+                                                 hint: "Can't write to database")
+                    await model.setError(WalletBackendError.walletCoreError(error))
+                }
+            }
         }
     }