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  1. # frozen_string_literal: true
  2. class Api::V1::Timelines::HomeController < Api::BaseController
  3. before_action -> { doorkeeper_authorize! :read }, only: [:show]
  4. before_action :require_user!, only: [:show]
  5. after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
  6. respond_to :json
  7. def show
  8. @statuses = load_statuses
  9. render json: @statuses,
  10. each_serializer: REST::StatusSerializer,
  11. relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id),
  12. status: regeneration_in_progress? ? 206 : 200
  13. end
  14. private
  15. def load_statuses
  16. cached_home_statuses
  17. end
  18. def cached_home_statuses
  19. cache_collection home_statuses, Status
  20. end
  21. def home_statuses
  22. account_home_feed.get(
  23. limit_param(DEFAULT_STATUSES_LIMIT),
  24. params[:max_id],
  25. params[:since_id]
  26. )
  27. end
  28. def account_home_feed
  29. HomeFeed.new(current_account)
  30. end
  31. def insert_pagination_headers
  32. set_pagination_headers(next_path, prev_path)
  33. end
  34. def pagination_params(core_params)
  35. params.slice(:local, :limit).permit(:local, :limit).merge(core_params)
  36. end
  37. def next_path
  38. api_v1_timelines_home_url pagination_params(max_id: pagination_max_id)
  39. end
  40. def prev_path
  41. api_v1_timelines_home_url pagination_params(since_id: pagination_since_id)
  42. end
  43. def pagination_max_id
  44. @statuses.last.id
  45. end
  46. def pagination_since_id
  47. @statuses.first.id
  48. end
  49. def regeneration_in_progress?
  50. Redis.current.exists("account:#{current_account.id}:regeneration")
  51. end
  52. end