Set current error on API call handlers

Shared/Account/AccountView.swift

@@ -24,7 +24,7 @@ struct AccountView: View {
                     if let error = model.currentError {
                         self.errorHandling.handle(error: error)
                     } else {
-                        self.errorHandling.handle(error: AppError.genericError)
+                        self.errorHandling.handle(error: AppError.genericError(""))
                     }
                     model.hasError = false
                 }

Shared/ErrorHandling/ErrorConstants.swift

@@ -133,7 +133,7 @@ extension LocalStoreError: LocalizedError {
 enum AppError: Error {
     case couldNotGetLoggedInClient
     case couldNotGetPostId
-    case genericError
+    case genericError(String)
 }
 
 extension AppError: LocalizedError {
@@ -143,8 +143,12 @@ extension AppError: LocalizedError {
             return NSLocalizedString("Something went wrong trying to access the WriteFreely client.", comment: "")
         case .couldNotGetPostId:
             return NSLocalizedString("Something went wrong trying to get the post's unique ID.", comment: "")
-        case .genericError:
-            return NSLocalizedString("Something went wrong", comment: "")
+        case .genericError(let customContent):
+            if customContent.isEmpty {
+                return NSLocalizedString("Something went wrong", comment: "")
+            } else {
+                return NSLocalizedString(customContent, comment: "")
+            }
         }
     }
 }

Shared/Extensions/WriteFreelyModel+APIHandlers.swift

@@ -44,7 +44,7 @@ extension WriteFreelyModel {
                     self.posts.purgePublishedPosts()
                 }
             } catch {
-                print(KeychainError.couldNotPurgeAccessToken.localizedDescription)
+                self.currentError = KeychainError.couldNotPurgeAccessToken
             }
         } catch WFError.notFound {
             // The user token is invalid or doesn't exist, so it's been invalidated by the server. Proceed with
@@ -59,7 +59,7 @@ extension WriteFreelyModel {
                     self.posts.purgePublishedPosts()
                 }
             } catch {
-                print(KeychainError.couldNotPurgeAccessToken.localizedDescription)
+                self.currentError = KeychainError.couldNotPurgeAccessToken
             }
         } catch {
             // We get a 'cannot parse response' (similar to what we were seeing in the Swift package) NSURLError here,
@@ -101,7 +101,7 @@ extension WriteFreelyModel {
             self.currentError = AccountError.genericAuthError
             self.logout()
         } catch {
-            print(error)
+            self.currentError = AppError.genericError(error.localizedDescription)
         }
     }
 
@@ -123,7 +123,11 @@ extension WriteFreelyModel {
                             if let fetchedPostUpdatedDate = fetchedPost.updatedDate,
                                let localPostUpdatedDate = managedPost.updatedDate {
                                 managedPost.hasNewerRemoteCopy = fetchedPostUpdatedDate > localPostUpdatedDate
-                            } else { print("Error: could not determine which copy of post is newer") }
+                            } else {
+                                self.currentError = AppError.genericError(
+                                    "Error updating post: could not determine which copy of post is newer."
+                                )
+                            }
                             postsToDelete.removeAll(where: { $0.postId == fetchedPost.postId })
                         }
                     } else {
@@ -140,13 +144,13 @@ extension WriteFreelyModel {
                     LocalStorageManager.standard.saveContext()
                 }
             } catch {
-                print(error)
+                self.currentError = AppError.genericError(error.localizedDescription)
             }
         } catch WFError.unauthorized {
             self.currentError = AccountError.genericAuthError
             self.logout()
         } catch {
-            print("Error: Failed to fetch cached posts")
+            self.currentError = LocalStoreError.couldNotFetchPosts("cached")
         }
     }
 
@@ -190,11 +194,11 @@ extension WriteFreelyModel {
                         LocalStorageManager.standard.saveContext()
                     }
                 } catch {
-                    print("Error: Failed to fetch cached posts")
+                    self.currentError = LocalStoreError.couldNotFetchPosts("cached")
                 }
             }
         } catch {
-            print(error)
+            self.currentError = AppError.genericError(error.localizedDescription)
         }
     }
 
@@ -216,7 +220,7 @@ extension WriteFreelyModel {
                 LocalStorageManager.standard.saveContext()
             }
         } catch {
-            print(error)
+            self.currentError = AppError.genericError(error.localizedDescription)
         }
     }
 
@@ -238,7 +242,7 @@ extension WriteFreelyModel {
             DispatchQueue.main.async {
                 LocalStorageManager.standard.container.viewContext.rollback()
             }
-            print(error)
+            self.currentError = AppError.genericError(error.localizedDescription)
         }
     }
 

Shared/Navigation/ContentView.swift

@@ -66,7 +66,7 @@ struct ContentView: View {
                         if let error = model.currentError {
                             self.errorHandling.handle(error: error)
                         } else {
-                            self.errorHandling.handle(error: AppError.genericError)
+                            self.errorHandling.handle(error: AppError.genericError(""))
                         }
                         model.hasError = false
                     }

Shared/PostList/PostListView.swift

@@ -133,7 +133,7 @@ struct PostListView: View {
                 if let error = model.currentError {
                     self.errorHandling.handle(error: error)
                 } else {
-                    self.errorHandling.handle(error: AppError.genericError)
+                    self.errorHandling.handle(error: AppError.genericError(""))
                 }
                 model.hasError = false
             }