gab-social/app/controllers/api/v1/timelines/group_collection_controller.rb

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# frozen_string_literal: true
class Api::V1::Timelines::GroupCollectionController < Api::BaseController
before_action :set_collection_type
before_action :set_statuses
after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
def show
if current_user
render json: @statuses,
each_serializer: REST::StatusSerializer,
relationships: StatusRelationshipsPresenter.new(@statuses, current_user.account_id)
else
render json: @statuses, each_serializer: REST::StatusSerializer
end
end
def set_collection_type
@collection_type = nil
@collection_type = params[:id] if ['featured', 'member'].include? params[:id]
if @collection_type.nil?
return render json: { error: 'Invalid collection type' }, status: 422
end
return @collection_type
end
private
def set_statuses
@statuses = cached_group_collection_statuses
end
def cached_group_collection_statuses
cache_collection group_collection_statuses, Status
end
def group_collection_statuses
statuses = nil
@groupIds = []
if @collection_type == 'featured'
@groupIds = Group.where(is_featured: true, is_archived: false).limit(100).all.pluck(:id)
elsif @collection_type == 'member'
@groupIds = current_user.account.groups.pluck(:id)
end
if current_account
statuses = Status.as_group_collection_timeline(@groupIds).paginate_by_id(
limit_param(DEFAULT_STATUSES_LIMIT),
params_slice(:max_id, :since_id, :min_id)
).reject { |status| FeedManager.instance.filter?(:home, status, current_account.id) }
else
statuses = Status.as_group_collection_timeline(@groupIds).paginate_by_id(
limit_param(DEFAULT_STATUSES_LIMIT),
params_slice(:max_id, :since_id, :min_id)
)
end
if truthy_param?(:only_media) && current_account
# `SELECT DISTINCT id, updated_at` is too slow, so pluck ids at first, and then select id, updated_at with ids.
status_ids = statuses.joins(:media_attachments).distinct(:id).pluck(:id)
statuses.where(id: status_ids)
else
statuses
end
end
def insert_pagination_headers
set_pagination_headers(next_path, prev_path)
end
def pagination_params(core_params)
params.slice(:limit).permit(:limit).merge(core_params)
end
def next_path
api_v1_timelines_group_collection_url pagination_params(max_id: pagination_max_id)
end
def prev_path
api_v1_timelines_group_collection_url pagination_params(min_id: pagination_since_id)
end
def pagination_max_id
@statuses.last.id
end
def pagination_since_id
@statuses.first.id
end
end