core, mobile: enable xftp by default (#2198)

apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt

@@ -1744,9 +1744,8 @@ open class ChatController(var ctrl: ChatCtrl?, val ntfManager: NtfManager, val a
     }
   }
 
-  fun getXFTPCfg(): XFTPFileConfig? {
-    val prefXFTPSendEnabled = appPrefs.xftpSendEnabled.get()
-    return if (prefXFTPSendEnabled) XFTPFileConfig(minFileSize = 0) else null
+  fun getXFTPCfg(): XFTPFileConfig {
+    return XFTPFileConfig(minFileSize = 0)
   }
 
   fun getNetCfg(): NetCfg {

apps/android/app/src/main/java/chat/simplex/app/views/usersettings/DeveloperView.kt

@@ -44,15 +44,15 @@ fun DeveloperView(
     )
     SectionSpacer()
 
-    val xftpSendEnabled = m.controller.appPrefs.xftpSendEnabled
-    val xftpEnabled = remember { mutableStateOf(xftpSendEnabled.get()) }
-    SectionView(generalGetString(R.string.settings_section_title_experimenta)) {
-      SettingsPreferenceItem(Icons.Outlined.UploadFile, stringResource(R.string.settings_send_files_via_xftp), xftpSendEnabled, xftpEnabled) {
-        withApi { m.controller.apiSetXFTPConfig(m.controller.getXFTPCfg()) }
-      }
-    }
-    if (xftpEnabled.value) {
-      SectionTextFooter(generalGetString(R.string.xftp_requires_v461))
-    }
+//    val xftpSendEnabled = m.controller.appPrefs.xftpSendEnabled
+//    val xftpEnabled = remember { mutableStateOf(xftpSendEnabled.get()) }
+//    SectionView(generalGetString(R.string.settings_section_title_experimenta)) {
+//      SettingsPreferenceItem(Icons.Outlined.UploadFile, stringResource(R.string.settings_send_files_via_xftp), xftpSendEnabled, xftpEnabled) {
+//        withApi { m.controller.apiSetXFTPConfig(m.controller.getXFTPCfg()) }
+//      }
+//    }
+//    if (xftpEnabled.value) {
+//      SectionTextFooter(generalGetString(R.string.xftp_requires_v461))
+//    }
   }
 }

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

@@ -44,24 +44,24 @@ struct DeveloperView: View {
                     (developerTools ? Text("Show:") : Text("Hide:")) + Text(" ") + Text("Database IDs and Transport isolation option.")
                 }
 
-                Section {
-                    settingsRow("arrow.up.doc") {
-                        Toggle("Send videos and files via XFTP", isOn: $xftpSendEnabled)
-                            .onChange(of: xftpSendEnabled) { _ in
-                                do {
-                                    try setXFTPConfig(getXFTPCfg())
-                                } catch {
-                                    logger.error("setXFTPConfig: cannot set XFTP config \(responseError(error))")
-                                }
-                            }
-                    }
-                } header: {
-                    Text("Experimental")
-                } footer: {
-                    if xftpSendEnabled {
-                        Text("v4.6.1+ is required to receive via XFTP.")
-                    }
-                }
+//                Section {
+//                    settingsRow("arrow.up.doc") {
+//                        Toggle("Send videos and files via XFTP", isOn: $xftpSendEnabled)
+//                            .onChange(of: xftpSendEnabled) { _ in
+//                                do {
+//                                    try setXFTPConfig(getXFTPCfg())
+//                                } catch {
+//                                    logger.error("setXFTPConfig: cannot set XFTP config \(responseError(error))")
+//                                }
+//                            }
+//                    }
+//                } header: {
+//                    Text("Experimental")
+//                } footer: {
+//                    if xftpSendEnabled {
+//                        Text("v4.6.1+ is required to receive via XFTP.")
+//                    }
+//                }
             }
         }
     }

apps/ios/SimpleXChat/AppGroup.swift

@@ -203,9 +203,8 @@ public class Default<T> {
     }
 }
 
-public func getXFTPCfg() -> XFTPFileConfig? {
-    let xftpSendEnabled = xftpSendEnabledGroupDefault.get()
-    return xftpSendEnabled ? XFTPFileConfig(minFileSize: 0) : nil
+public func getXFTPCfg() -> XFTPFileConfig {
+    return XFTPFileConfig(minFileSize: 0)
 }
 
 public func getNetCfg() -> NetCfg {

src/Simplex/Chat.hs

@@ -110,7 +110,7 @@ defaultChatConfig =
       fileChunkSize = 15780, -- do not change
       xftpDescrPartSize = 14000,
       inlineFiles = defaultInlineFilesConfig,
-      xftpFileConfig = Nothing,
+      xftpFileConfig = Just defaultXFTPFileConfig,
       tempDir = Nothing,
       logLevel = CLLImportant,
       subscriptionEvents = False,

tests/ChatClient.hs

@@ -111,7 +111,8 @@ testCfg =
   defaultChatConfig
     { agentConfig = testAgentCfg,
       testView = True,
-      tbqSize = 16
+      tbqSize = 16,
+      xftpFileConfig = Nothing
     }
 
 testAgentCfgV1 :: AgentConfig