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Interactive platform selection for exfig init #36

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37 changes: 35 additions & 2 deletions Sources/ExFig/Subcommands/GenerateConfigFile.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -22,13 +22,23 @@ extension ExFigCommand {
var globalOptions: GlobalOptions

@Option(name: .shortAndLong, help: "Platform: ios or android.")
var platform: Platform
var platform: Platform?

func run() async throws {
ExFigCommand.initializeTerminalUI(verbose: globalOptions.verbose, quiet: globalOptions.quiet)
let ui = ExFigCommand.terminalUI!

let fileContents: String = switch platform {
let selectedPlatform: Platform
if let platform {
selectedPlatform = platform
} else {
if !TTYDetector.isTTY {
throw ValidationError("Missing required argument: --platform <ios|android|flutter|web>")
}
selectedPlatform = try promptForPlatform(ui: ui)
}

let fileContents: String = switch selectedPlatform {
case .android:
androidConfigFileContents
case .ios:
Expand Down Expand Up @@ -119,5 +129,28 @@ extension ExFigCommand {
throw ExFigError.custom(errorString: "Unable to create config file at: \(destination)")
}
}

private func promptForPlatform(ui: TerminalUI) throws -> Platform {
ui.info("Select a platform to generate config for:")
let platforms = Platform.allCases
for (index, platform) in platforms.enumerated() {
ui.info("\(index + 1). \(platform.rawValue)")
}

while true {
TerminalOutputManager.shared.writeDirect("Enter number [1-\(platforms.count)]: ")
ANSICodes.flushStdout()

guard let input = readLine(),
let index = Int(input.trimmingCharacters(in: .whitespacesAndNewlines)),
index > 0, index <= platforms.count
else {
ui.error("Invalid selection. Please enter a number between 1 and \(platforms.count).")
continue
}

return platforms[index - 1]
}
}
}
}
2 changes: 1 addition & 1 deletion Sources/ExFigCore/Platform.swift
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Expand Up @@ -4,7 +4,7 @@ import Foundation
///
/// ExFig supports exporting to both iOS (Xcode) and Android (Android Studio) projects.
/// The platform affects naming conventions, output formats, and generated code.
public enum Platform: String, Sendable {
public enum Platform: String, Sendable, CaseIterable {
/// iOS/iPadOS/macOS platform (Xcode projects).
/// Generates xcassets, Swift extensions for UIKit and SwiftUI.
case ios
Expand Down
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