Add command to generate default config

Closes #31

Author: subdan

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.2
+// swift-tools-version:5.3
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
@@ -32,6 +32,10 @@ let package = Package(
                 .product(name: "ArgumentParser", package: "swift-argument-parser"),
                 .product(name: "Yams", package: "Yams"),
                 .product(name: "Logging", package: "swift-log")
+            ],
+            resources: [
+                .copy("Resources/android.yaml"),
+                .copy("Resources/ios.yaml")
             ]
         ),
 

README.md

@@ -318,12 +318,19 @@ Argument `-i` or `-input` specifies path to FigmaExport configuration file `figm
 
 ### Configuration
 
-All available configuration options see in the [CONFIG.md](CONFIG.md) file.
+All available configuration options described in the [CONFIG.md](CONFIG.md) file.
 
 Example of `figma-export.yaml` file for iOS project — [Examples/Example/figma-export.yaml](./Examples/Example/figma-export.yaml)
 
 Example of `figma-export.yaml` file for Android project — [Examples/AndroidExample/figma-export.yaml](./Examples/AndroidExample/figma-export.yaml)
 
+Generate `figma-export.yaml` config file using one of the following command:
+```
+figma-export init --platform android
+figma-export init --platform ios
+```
+It will generate config file in the current directory.
+
 ### Exporting Typography
 
 1. Add a custom font to the Xcode project. Drag & drop font file to the Xcode project, set target membership, and add font file name in the Info.plist file. [See developer documentation for more info.](https://developer.apple.com/documentation/uikit/text_display_and_fonts/adding_a_custom_font_to_your_app)<br><img src="images/fonts.png" width="400" />

Sources/FigmaExport/Resources/android.yaml

@@ -0,0 +1,27 @@
+---
+figma:
+  # Identifier of the file containing light color palette, icons and light images. To obtain a file id, open the file in the browser. The file id will be present in the URL after the word file and before the file name.
+  lightFileId: shPilWnVdJfo10YF12345
+  # [optional] Identifier of the file containing dark color palette and dark images.
+  darkFileId: KfF6DnJTWHGZzC912345
+
+# [optional] Android export parameters
+android:
+  # Relative or absolute path to the `main/res` folder including it. The colors/icons/imags will be exported to this folder
+  mainRes: "./main/res"
+  # Parameters for exporting icons
+  icons:
+    # Where to place icons relative to `mainRes`? FigmaExport clears this directory every time your execute `figma-export icons` command
+    output: "figma-export-icons"
+  # Parameters for exporting images
+  images:
+    # Where to place images relative to `mainRes`? FigmaExport clears this directory every time your execute `figma-export images` command
+    output: "figma-export-images"
+    # Image file format: svg or png
+    format: webp
+    # Format options for webp format only
+    webpOptions:
+      # Encoding type: lossy or lossless
+      encoding: lossy
+      # Encoding quality in percents. Only for lossy encoding.
+      quality: 90

Release/figma-export.yaml Sources/FigmaExport/Resources/ios.yamlRelease/figma-export.yaml renamed to Sources/FigmaExport/Resources/ios.yaml

@@ -84,24 +84,3 @@ ios:
     generateLabels: true
     # Relative or absolute path to directory where to place UILabel for each text style (font) (Requred if generateLabels = true)
     labelsDirectory: "./Source/UIComponents/"
-
-# [optional] Android export parameters
-android:
-  # Relative or absolute path to the `main/res` folder including it. The colors/icons/imags will be exported to this folder
-  mainRes: "./main/res"
-  # Parameters for exporting icons
-  icons:
-    # Where to place icons relative to `mainRes`? FigmaExport clears this directory every time your execute `figma-export icons` command
-    output: "figma-export-icons"
-  # Parameters for exporting images
-  images:
-    # Where to place images relative to `mainRes`? FigmaExport clears this directory every time your execute `figma-export images` command
-    output: "figma-export-images"
-    # Image file format: svg or png
-    format: webp
-    # Format options for webp format only
-    webpOptions:
-      # Encoding type: lossy or lossless
-      encoding: lossy
-      # Encoding quality in percents. Only for lossy encoding.
-      quality: 90

Sources/FigmaExport/Subcommands/GenerateConfigFile.swift

@@ -0,0 +1,42 @@
+import ArgumentParser
+import FigmaExportCore
+import Foundation
+import Logging
+
+extension Platform: ExpressibleByArgument {}
+
+extension FigmaExportCommand {
+    
+    struct GenerateConfigFile: ParsableCommand {
+        
+        static let configuration = CommandConfiguration(
+            commandName: "init",
+            abstract: "Generates config file",
+            discussion: "Generates figma-export.yaml config file in the current directory")
+        
+        @Option(name: .shortAndLong, help: "Platform: ios or android.")
+        var platform: Platform
+        
+        func run() throws {
+            let logger = Logger(label: "com.redmadrobot.figma-export")
+            
+            let fileName: String
+            switch platform {
+            case .android:
+                fileName = "android"
+            case .ios:
+                fileName = "ios"
+            }
+            guard let url = Bundle.module.url(forResource: fileName, withExtension: "yaml") else {
+                logger.info("Unable to generate config file.")
+                return
+            }
+            
+            let destination = FileManager.default.currentDirectoryPath + "/" + "figma-export.yaml"
+            try? FileManager.default.removeItem(atPath: destination)
+            try FileManager.default.copyItem(atPath: url.path, toPath: destination)
+            
+            logger.info("Config file generated at:\n\(destination)")
+        }
+    }
+}

Sources/FigmaExport/main.swift

@@ -36,7 +36,8 @@ struct FigmaExportCommand: ParsableCommand {
             ExportColors.self,
             ExportIcons.self,
             ExportImages.self,
-            ExportTypography.self
+            ExportTypography.self,
+            GenerateConfigFile.self
         ],
         defaultSubcommand: ExportColors.self
     )