import SwiftUI
import UniformTypeIdentifiers

struct JSONFileDocument: FileDocument {
  static var readableContentTypes: [UTType] { [.json] }

  var data: Data

  init(_ data: Data) {
    self.data = data
  }

  init(configuration: ReadConfiguration) throws {
    guard let data = configuration.file.regularFileContents else {
      throw CocoaError(.fileReadCorruptFile)
    }

    self.data = data
  }

  func fileWrapper(configuration _: WriteConfiguration) -> FileWrapper {
    FileWrapper(regularFileWithContents: data)
  }
}