Refactor in one unique command with subcommand + add a new command to generate ressources from a configuration file

Sources/ResgenSwift/Strings/Stringium/Stringium.swift

@@ -0,0 +1,118 @@
+//
+//  Stringium.swift
+//  
+//
+//  Created by Thibaut Schmitt on 10/01/2022.
+//
+
+import ToolCore
+import Foundation
+import ArgumentParser
+
+struct Stringium: ParsableCommand {
+    
+    // MARK: - Command Configuration
+    
+    static var configuration = CommandConfiguration(
+        abstract: "Generate strings with custom scripts.",
+        version: ResgenSwiftVersion
+    )
+    
+    // MARK: - Static
+    
+    static let toolName = "Stringium"
+    static let defaultExtensionName = "String"
+    static let noTranslationTag: String = "notranslation"
+    
+    // MARK: - Properties
+    
+    var extensionFileName: String {
+        if let extensionSuffix = options.extensionSuffix {
+            return "\(options.extensionName)+\(extensionSuffix).swift"
+        }
+        return "\(options.extensionName).swift"
+    }
+    
+    var extensionFilePath: String { "\(options.extensionOutputPath)/\(extensionFileName)" }
+    
+    var inputFilenameWithoutExt: String {
+        URL(fileURLWithPath: options.inputFile)
+            .deletingPathExtension()
+            .lastPathComponent
+    }
+    
+    var generateStaticVariable: Bool {
+        options.extensionName == Self.defaultExtensionName
+    }
+    
+    // MARK: - Command options
+    
+    @OptionGroup var options: StringiumOptions
+    
+    // MARK: - Run
+    
+    mutating func run() {
+        print("[\(Self.toolName)] Starting strings generation")
+        
+        // Check requirements
+        guard checkRequirements() else { return }
+        
+        print("[\(Self.toolName)] Will generate strings")
+        
+        // Parse input file
+        let sections = TwineFileParser.parse(options.inputFile)
+        
+        // Generate strings files
+        StringsFileGenerator.writeStringsFiles(sections: sections,
+                                               langs: options.langs,
+                                               defaultLang: options.defaultLang,
+                                               tags: options.tags,
+                                               outputPath: options.stringsFileOutputPath,
+                                               inputFilenameWithoutExt: inputFilenameWithoutExt)
+        
+        // Generate extension
+        StringsFileGenerator.writeExtensionFiles(sections: sections,
+                                                 defaultLang: options.defaultLang,
+                                                 tags: options.tags,
+                                                 staticVar: generateStaticVariable,
+                                                 inputFilename: inputFilenameWithoutExt,
+                                                 extensionName: options.extensionName,
+                                                 extensionFilePath: extensionFilePath)
+        
+        print("[\(Self.toolName)] Strings generated")
+    }
+    
+    // MARK: - Requirements
+    
+    private func checkRequirements() -> Bool {
+        let fileManager = FileManager()
+        
+        // Input file
+        guard fileManager.fileExists(atPath: options.inputFile) else {
+            let error = StringiumError.fileNotExists(options.inputFile)
+            print(error.localizedDescription)
+            Stringium.exit(withError: error)
+        }
+        
+        // Langs
+        guard options.langs.isEmpty == false else {
+            let error = StringiumError.langsListEmpty
+            print(error.localizedDescription)
+            Stringium.exit(withError: error)
+        }
+        
+        guard options.langs.contains(options.defaultLang) else {
+            let error = StringiumError.defaultLangsNotInLangs
+            print(error.localizedDescription)
+            Stringium.exit(withError: error)
+        }
+        
+        // Check if needed to regenerate
+        guard GeneratorChecker.shouldGenerate(force: options.forceGeneration, inputFilePath: options.inputFile, extensionFilePath: extensionFilePath) else {
+            print("[\(Self.toolName)] Strings are already up to date :) ")
+            return false
+        }
+        
+        return true
+    }
+}