fix(ios): improve initialization process make sure display document folder

xcode/Userscripts.xcodeproj/project.pbxproj

@@ -8,6 +8,7 @@
 
 /* Begin PBXBuildFile section */
 		030C64F62AC62CC900548FBD /* Settings.bundle in Resources */ = {isa = PBXBuildFile; fileRef = 030C64F52AC62CC900548FBD /* Settings.bundle */; };
+		030C64FC2AD0B24C00548FBD /* Initialization.swift in Sources */ = {isa = PBXBuildFile; fileRef = 030C64FB2AD0B24C00548FBD /* Initialization.swift */; };
 		0336619F294DF7C900CFE179 /* Functions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0336619E294DF7C900CFE179 /* Functions.swift */; };
 		033661A529510B7900CFE179 /* View.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 033661A329510B7900CFE179 /* View.storyboard */; };
 		0376905B29808EEA00F3474D /* background.js in Resources */ = {isa = PBXBuildFile; fileRef = 0376905A29808EEA00F3474D /* background.js */; };
@@ -106,6 +107,7 @@
 
 /* Begin PBXFileReference section */
 		030C64F52AC62CC900548FBD /* Settings.bundle */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.plug-in"; path = Settings.bundle; sourceTree = "<group>"; };
+		030C64FB2AD0B24C00548FBD /* Initialization.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Initialization.swift; sourceTree = "<group>"; };
 		0336619E294DF7C900CFE179 /* Functions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Functions.swift; sourceTree = "<group>"; };
 		033661A429510B7900CFE179 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/View.storyboard; sourceTree = "<group>"; };
 		0376905A29808EEA00F3474D /* background.js */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.javascript; path = background.js; sourceTree = "<group>"; };
@@ -210,6 +212,7 @@
 				4A4CF6DD270A38BD00111584 /* AppDelegate.swift */,
 				4A4CF6E7270A38BD00111584 /* SceneDelegate.swift */,
 				4A4CF6E9270A38BD00111584 /* ViewController.swift */,
+				030C64FB2AD0B24C00548FBD /* Initialization.swift */,
 				4A4CF6EB270A38BD00111584 /* LaunchScreen.storyboard */,
 				4A4CF6EE270A38BD00111584 /* Main.storyboard */,
 			);
@@ -566,6 +569,7 @@
 				4A4CF6EA270A38BD00111584 /* ViewController.swift in Sources */,
 				4A4CF6DE270A38BD00111584 /* AppDelegate.swift in Sources */,
 				03C24F992ABD2CBB00F130F9 /* Preferences.swift in Sources */,
+				030C64FC2AD0B24C00548FBD /* Initialization.swift in Sources */,
 				78B25585299D4C27000B2E9B /* Shared.swift in Sources */,
 				4A4CF6E8270A38BD00111584 /* SceneDelegate.swift in Sources */,
 			);

xcode/iOS-App/AppDelegate.swift

@@ -16,12 +16,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
         // Override point for customization after application launch.
-        let logger = USLogger(#fileID)
-        // set the scripts directory to the app document on first use
-        if Preferences.scriptsDirectoryUrl == getDefaultScriptsDirectoryUrl() {
-            logger?.info("\(#function, privacy: .public) - Initialize default directory")
-            Preferences.scriptsDirectoryUrl = getDocumentsDirectory()
-        }
+        initializeFirstStart()
         return true
     }
 

xcode/iOS-App/Initialization.swift

@@ -0,0 +1,47 @@
+import Foundation
+
+private let logger = USLogger(#fileID)
+
+private func createDemoScript() {
+    let demoScript = """
+// ==UserScript==
+// @name         Demo user script
+// @description  I am a demo user script that you can safely delete (add any files to this folder and I will no longer automatically generate)
+// @author       Userscripts
+// @version      0.0.1
+// @match        *://*/*
+// @grant        none
+// @inject-into  content
+// ==/UserScript==
+
+(function () {
+    'use strict';
+    // here is your code
+})();
+"""
+    let url = getDocumentsDirectory()
+    // get a list of non-hidden files
+    guard let contents = try? FileManager.default.contentsOfDirectory(at: url, includingPropertiesForKeys: [], options: .skipsHiddenFiles) else {
+        logger?.error("\(#function, privacy: .public) - failed get contentsOfDirectory")
+        return
+    }
+    if contents.isEmpty {
+        let fileURL = url.appendingPathComponent("Demo_user_script.user.js")
+        do {
+            logger?.info("\(#function, privacy: .public) - try to write demo user script")
+            try demoScript.write(to: fileURL, atomically: true, encoding: .utf8)
+        } catch {
+            logger?.error("\(#function, privacy: .public) - failed to write demo user script")
+        }
+    }
+}
+
+func initializeFirstStart() {
+    // set the scripts directory to the app document on first use
+    if Preferences.scriptsDirectoryUrl == getDefaultScriptsDirectoryUrl() {
+        logger?.info("\(#function, privacy: .public) - Initialize default directory")
+        Preferences.scriptsDirectoryUrl = getDocumentsDirectory()
+    }
+    // put a visible file to display the documents directory in files app
+    createDemoScript()
+}

xcode/iOS-App/ViewController.swift

@@ -62,7 +62,7 @@ class ViewController: UIViewController, WKNavigationDelegate, WKScriptMessageHan
             logger?.info("\(#function, privacy: .public) - Userscripts iOS has requested to set the readLocation")
             let documentPicker = UIDocumentPickerViewController(forOpeningContentTypes: [.folder])
             documentPicker.delegate = self
-            documentPicker.directoryURL = Preferences.scriptsDirectoryUrl
+            documentPicker.directoryURL = getDocumentsDirectory()
             present(documentPicker, animated: true, completion: nil)
         }
     }