refactored TypeCommands into its own file

Author: scriptingosx

utiluti/TypeCommands.swift

@@ -0,0 +1,68 @@
+//
+//  TypeCommands.swift
+//  utiluti
+//
+//  Created by Armin Briegel on 2022-11-10.
+//
+
+import Foundation
+import ArgumentParser
+
+struct TypeCommands: ParsableCommand {
+  static var configuration = CommandConfiguration(
+    commandName: "type",
+    abstract: "Manipulate default file type handlers",
+    subcommands: [Get.self, List.self, Set.self],
+    defaultSubcommand: Get.self
+  )
+  
+  struct UTIdentifier: ParsableArguments {
+    @Argument(help: "universal type identifier, e.g. 'public.html'") var utidentifier: String
+  }
+  
+  
+  struct Get: ParsableCommand {
+    static var configuration
+    = CommandConfiguration(abstract: "Get the path to the default application.")
+   
+    @OptionGroup var args: UTIdentifier
+    
+    func run() {
+      let appURL = LSKit.defaultAppURL(forTypeIdentifier: args.utidentifier)
+      print(appURL?.path ?? "no default app found")
+    }
+  }
+  
+  struct List: ParsableCommand {
+    static var configuration
+    = CommandConfiguration(abstract: "List all applications that can handle this type identifier.")
+
+    @OptionGroup var args: UTIdentifier
+    
+    func run() {
+      let appURLs = LSKit.appURLs(forTypeIdentifier: args.utidentifier)
+      
+      for appURL in appURLs {
+        print(appURL.path)
+      }
+    }
+  }
+  
+  struct Set: ParsableCommand {
+    static var configuration
+    = CommandConfiguration(abstract: "Set the default app for this type identifier.")
+
+    @OptionGroup var args: UTIdentifier
+    @Argument var identifier: String
+    
+    func run() {
+      let result = LSKit.setDefaultApp(identifier: identifier, forTypeIdentifier: args.utidentifier)
+      
+      if result == 0 {
+        print("set \(identifier) for \(args.utidentifier)")
+      } else {
+        print("cannot set default app for \(args.utidentifier) (error \(result))")
+      }
+    }
+  }
+}