MediaLibraryBaseModel.swift 1.6 KB

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  1. /*****************************************************************************
  2. * MediaLibraryBaseModel.swift
  3. *
  4. * Copyright © 2018 VLC authors and VideoLAN
  5. * Copyright © 2018 Videolabs
  6. *
  7. * Authors: Soomin Lee <bubu@mikan.io>
  8. *
  9. * Refer to the COPYING file of the official project for license.
  10. *****************************************************************************/
  11. // Expose a "shadow" version without associatedType in order to use it as a type
  12. protocol MediaLibraryBaseModel {
  13. init(medialibrary: VLCMediaLibraryManager)
  14. var anyfiles: [VLCMLObject] { get }
  15. var updateView: (() -> Void)? { get set }
  16. var indicatorName: String { get }
  17. func append(_ item: VLCMLObject)
  18. func delete(_ items: [VLCMLObject])
  19. func sort(by criteria: VLCMLSortingCriteria)
  20. }
  21. protocol MLBaseModel: MediaLibraryBaseModel {
  22. associatedtype MLType where MLType: VLCMLObject
  23. init(medialibrary: VLCMediaLibraryManager)
  24. var files: [MLType] { get set }
  25. var medialibrary: VLCMediaLibraryManager { get }
  26. var updateView: (() -> Void)? { get set }
  27. var indicatorName: String { get }
  28. func append(_ item: MLType)
  29. // FIXME: Ideally items should be MLType but Swift isn't happy so it will always fail
  30. func delete(_ items: [VLCMLObject])
  31. func sort(by criteria: VLCMLSortingCriteria)
  32. }
  33. extension MLBaseModel {
  34. var anyfiles: [VLCMLObject] {
  35. return files
  36. }
  37. func append(_ item: VLCMLObject) {
  38. fatalError()
  39. }
  40. func delete(_ items: [VLCMLObject]) {
  41. fatalError()
  42. }
  43. func sort(by criteria: VLCMLSortingCriteria) {
  44. fatalError()
  45. }
  46. }