Logs sideloading-related events with OSLog

AltStore/Operations/InstallAppOperation.swift

@@ -47,6 +47,8 @@ final class InstallAppOperation: ResultOperation<InstalledApp>
             return self.finish(.failure(OperationError.invalidParameters("InstallAppOperation.main: self.context.certificate or self.context.resignedApp or self.context.provisioningProfiles is nil")))
         }
         
+        Logger.sideload.notice("Installing resigned app \(resignedApp.bundleIdentifier, privacy: .public)...")
+        
         @Managed var appVersion = self.context.appVersion
         let storeBuildVersion = $appVersion.buildVersion
         
@@ -255,6 +257,7 @@ final class InstallAppOperation: ResultOperation<InstalledApp>
             catch
             {
                 print("Failed to remove refreshed .ipa: \(error)")
+                Logger.sideload.error("Failed to remove refreshed .ipa: \(error.localizedDescription, privacy: .public)")
             }
         }
         
@@ -264,6 +267,43 @@ final class InstallAppOperation: ResultOperation<InstalledApp>
 
 private extension InstallAppOperation
 {
+    func receive(from connection: ServerConnection, completionHandler: @escaping (Result<Void, Error>) -> Void)
+    {
+        connection.receiveResponse() { (result) in
+            do
+            {
+                let response = try result.get()
+                                
+                switch response
+                {
+                case .installationProgress(let response):
+                    Logger.sideload.debug("Installing \(self.context.resignedApp?.bundleIdentifier ?? self.context.bundleIdentifier, privacy: .public)... \((response.progress * 100).rounded())%")
+                    
+                    if response.progress == 1.0
+                    {
+                        self.progress.completedUnitCount = self.progress.totalUnitCount
+                        completionHandler(.success(()))
+                    }
+                    else
+                    {
+                        self.progress.completedUnitCount = Int64(response.progress * 100)
+                        self.receive(from: connection, completionHandler: completionHandler)
+                    }
+                    
+                case .error(let response):
+                    completionHandler(.failure(response.error))
+                    
+                default:
+                    completionHandler(.failure(ALTServerError(.unknownRequest)))
+                }
+            }
+            catch
+            {
+                completionHandler(.failure(ALTServerError(error)))
+            }
+        }
+    }
+    
     func cleanUp()
     {
         guard !self.didCleanUp else { return }
@@ -275,7 +315,7 @@ private extension InstallAppOperation
         }
         catch
         {
-            print("Failed to remove temporary directory.", error)
+            Logger.sideload.error("Failed to remove temporary directory: \(error.localizedDescription, privacy: .public)")
         }
     }
 }