Fetch metadata

fetchURLPreview.swift

import LinkPresentation

class ViewController: UIViewController {
  private var metaData: LPLinkMetadata = LPLinkMetadata()

  @available(iOS 13.0, *)
  func fetchURLPreview(url: URL) {
      let metadataProvider = LPMetadataProvider()
      metadataProvider.startFetchingMetadata(for: url) { (metadata, error) in
          guard let data = metadata, error == nil else { 
              return 
          }
          self.metaData = data
      }
  }
}