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Feb 20th, 2019
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  1. fun ListState.render(): Unit? = when (this) {
  2. is ListState.Screen -> {
  3. when(loadingMode) {
  4. ListState.Mode.REFRESH -> { swipeRefreshLayout.isRefreshing = true }
  5. ListState.Mode.LOAD_MORE -> adapter.showFooter()
  6. ListState.Mode.IDLE_LOAD_MORE -> {
  7. adapter.addItems(giphies)
  8. isLoading = false
  9.  
  10. restoreRecyclerView(giphies)
  11. }
  12. ListState.Mode.IDLE_REFRESH -> {
  13. swipeRefreshLayout.isRefreshing = false
  14. adapter.list = giphies
  15. isLoading = false
  16.  
  17. restoreRecyclerView(giphies)
  18. }
  19. }
  20. }
  21. is ListState.Error -> {
  22. swipeRefreshLayout.isRefreshing = false
  23. showSnackbar(errorMessage)
  24. }
  25. is ListState.GoToDetail -> view
  26. ?.findNavController()
  27. ?.navigate(R.id.action_giphyListFragment_to_giphyDetailFragment,
  28. GiphyDetailFragment.getBundle(giphy))
  29. ?.also {
  30. pendingRestore = recyclerView.layoutManager?.onSaveInstanceState()
  31. }
  32. }
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