import FileClient
import Foundation

/// Represents a file location and type on disk for a configuration file.
public enum File: Equatable, Sendable {

  case json(URL)
  case toml(URL)

  public init?(_ url: URL) {
    if url.cleanFilePath.hasSuffix("json") {
      self = .json(url)
    } else if url.cleanFilePath.hasSuffix("toml") {
      self = .toml(url)
    } else {
      return nil
    }
  }

  public init?(_ path: String) {
    self.init(URL(filePath: path))
  }

  public static func json(_ path: String) -> Self {
    .json(URL(filePath: path))
  }

  public static func toml(_ path: String) -> Self {
    .toml(URL(filePath: path))
  }

  public var url: URL {
    switch self {
    case let .json(url): return url
    case let .toml(url): return url
    }
  }

  public var path: String {
    url.cleanFilePath
  }

  public static var `default`: Self {
    let fileUrl = FileManager.default
      .homeDirectoryForCurrentUser
      .appending(path: ".config")
      .appending(path: HPAKey.configDirName)
      .appending(path: HPAKey.defaultFileName)

    return .toml(fileUrl)
  }
}