ios: set log level

apps/ios/Shared/Model/SimpleXAPI.swift

@@ -1286,6 +1286,10 @@ func apiGetVersion() throws -> CoreVersionInfo {
     throw r
 }
 
+func apiSetAppLogLevel(_ ll: ChatLogLevel) async throws {
+    try await sendCommandOkResp(.setAppLogLevel(appLogLevel: ll))
+}
+
 private func currentUserId(_ funcName: String) throws -> Int64 {
     if let userId = ChatModel.shared.currentUser?.userId {
         return userId

apps/ios/Shared/Views/UserSettings/DeveloperView.swift

@@ -12,6 +12,7 @@ import SimpleXChat
 struct DeveloperView: View {
     @AppStorage(DEFAULT_DEVELOPER_TOOLS) private var developerTools = false
     @AppStorage(GROUP_DEFAULT_CONFIRM_DB_UPGRADES, store: groupDefaults) private var confirmDatabaseUpgrades = false
+    @State private var appLogLevel = appLogLevelGroupDefault.get()
     @Environment(\.colorScheme) var colorScheme
 
     var body: some View {
@@ -37,6 +38,24 @@ struct DeveloperView: View {
                     settingsRow("chevron.left.forwardslash.chevron.right") {
                         Toggle("Show developer options", isOn: $developerTools)
                     }
+                    settingsRow("text.justify") {
+                        Picker("Log level", selection: $appLogLevel) {
+                            ForEach(ChatLogLevel.allCases, id: \.self) { ll in
+                                Text(ll.rawValue)
+                            }
+                        }
+                        .frame(height: 36)
+                        .onChange(of: appLogLevel) { ll in
+                            Task {
+                                do {
+                                    try await apiSetAppLogLevel(ll)
+                                    appLogLevelGroupDefault.set(ll)
+                                } catch let e {
+                                    logger.error("apiSetAppLogLevel error: \(responseError(e))")
+                                }
+                            }
+                        }
+                    }
                 } header: {
                     Text("")
                 } footer: {

apps/ios/SimpleXChat/APITypes.swift

@@ -140,6 +140,7 @@ public enum ChatCommand {
     case apiStandaloneFileInfo(url: String)
     // misc
     case showVersion
+    case setAppLogLevel(appLogLevel: ChatLogLevel)
     case string(String)
 
     public var cmdString: String {
@@ -297,6 +298,7 @@ public enum ChatCommand {
             case let .apiDownloadStandaloneFile(userId, link, file): return "/_download \(userId) \(link) \(file.filePath)"
             case let .apiStandaloneFileInfo(link): return "/_download info \(link)"
             case .showVersion: return "/version"
+            case let .setAppLogLevel(ll): return "/log \(ll.rawValue)"
             case let .string(str): return str
             }
         }
@@ -429,6 +431,7 @@ public enum ChatCommand {
             case .apiDownloadStandaloneFile: return "apiDownloadStandaloneFile"
             case .apiStandaloneFileInfo: return "apiStandaloneFileInfo"
             case .showVersion: return "showVersion"
+            case .setAppLogLevel: return "setAppLogLevel"
             case .string: return "console command"
             }
         }
@@ -2167,3 +2170,11 @@ public enum UserNetworkType: String, Codable {
         }
     }
 }
+
+public enum ChatLogLevel: String, Codable, CaseIterable {
+    case debug
+    case info
+    case warn
+    case error
+    case important
+}

apps/ios/SimpleXChat/AppGroup.swift

@@ -44,6 +44,7 @@ public let GROUP_DEFAULT_INITIAL_RANDOM_DB_PASSPHRASE = "initialRandomDBPassphra
 public let GROUP_DEFAULT_CONFIRM_DB_UPGRADES = "confirmDBUpgrades"
 public let GROUP_DEFAULT_CALL_KIT_ENABLED = "callKitEnabled"
 public let GROUP_DEFAULT_PQ_EXPERIMENTAL_ENABLED = "pqExperimentalEnabled" // no longer used
+public let GROUP_DEFAULT_APP_LOG_LEVEL = "appLogLevel"
 
 public let APP_GROUP_NAME = "group.chat.simplex.app"
 
@@ -76,6 +77,7 @@ public func registerGroupDefaults() {
         GROUP_DEFAULT_CONFIRM_DB_UPGRADES: false,
         GROUP_DEFAULT_CALL_KIT_ENABLED: true,
         GROUP_DEFAULT_PQ_EXPERIMENTAL_ENABLED: false,
+        GROUP_DEFAULT_APP_LOG_LEVEL: ChatLogLevel.important.rawValue,
     ])
 }
 
@@ -215,6 +217,12 @@ public let confirmDBUpgradesGroupDefault = BoolDefault(defaults: groupDefaults,
 
 public let callKitEnabledGroupDefault = BoolDefault(defaults: groupDefaults, forKey: GROUP_DEFAULT_CALL_KIT_ENABLED)
 
+public let appLogLevelGroupDefault = EnumDefault<ChatLogLevel>(
+    defaults: groupDefaults,
+    forKey: GROUP_DEFAULT_APP_LOG_LEVEL,
+    withDefault: .important
+)
+
 public class DateDefault {
     var defaults: UserDefaults
     var key: String