harden system status and app reliabilityv2.13.1

1 files changed, 30 insertions, 4 deletions

diff --git a/Hutch/Views/SystemStatus/SystemStatusViewModel.swift b/Hutch/Views/SystemStatus/SystemStatusViewModel.swift
index 646d7ca..7700208 100644
--- a/Hutch/Views/SystemStatus/SystemStatusViewModel.swift
+++ b/Hutch/Views/SystemStatus/SystemStatusViewModel.swift
@@ -8,6 +8,8 @@ final class SystemStatusViewModel {
     private(set) var snapshot: SystemStatusSnapshot?
     private(set) var recentIncidents: [StatusIncident] = []
     private(set) var isLoading = false
+    private(set) var isShowingStaleData = false
+    private(set) var staleDataMessage: String?
     var errorMessage: String?
 
     init(repository: SystemStatusRepository) {
@@ -25,12 +27,24 @@ final class SystemStatusViewModel {
         defer { isLoading = false }
 
         errorMessage = nil
+        staleDataMessage = nil
+        isShowingStaleData = false
 
-        async let snapshotTask = repository.snapshot(forceRefresh: forceRefresh)
-        async let incidentsTask = repository.recentIncidents(forceRefresh: forceRefresh)
+        async let snapshotTask = repository.snapshotResult(forceRefresh: forceRefresh)
+        async let incidentsTask = repository.recentIncidentsResult(forceRefresh: forceRefresh)
+
+        var refreshWarnings: [String] = []
 
         do {
-            snapshot = try await snapshotTask
+            let result = try await snapshotTask
+            snapshot = result.value
+            if result.isStale {
+                isShowingStaleData = true
+                staleDataMessage = "Showing the last saved system status snapshot."
+                if let warning = result.refreshErrorMessage {
+                    refreshWarnings.append(warning)
+                }
+            }
         } catch {
             if snapshot == nil {
                 errorMessage = error.userFacingMessage
@@ -38,11 +52,23 @@ final class SystemStatusViewModel {
         }
 
         do {
-            recentIncidents = try await incidentsTask
+            let result = try await incidentsTask
+            recentIncidents = result.value
+            if result.isStale {
+                isShowingStaleData = true
+                staleDataMessage = staleDataMessage ?? "Showing the last saved incident history."
+                if let warning = result.refreshErrorMessage {
+                    refreshWarnings.append(warning)
+                }
+            }
         } catch {
             if errorMessage == nil && recentIncidents.isEmpty {
                 errorMessage = error.userFacingMessage
             }
         }
+
+        if hasContent, let firstWarning = refreshWarnings.first {
+            errorMessage = "Showing cached system status. \(firstWarning)"
+        }
     }
 }