Module: SimpleFeed::Providers::Hash::Paginator

Included in:
Provider
Defined in:
lib/simplefeed/providers/hash/paginator.rb

Overview

Include this module into any provider etc that has access to the feed.fetch methods, and it will provide paginate method based on all.

Of course this is not very efficient, because it requires fetching all events for the user.

Instance Method Summary collapse

Instance Method Details

#order_events(events, &block) ⇒ Object 



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# File 'lib/simplefeed/providers/hash/paginator.rb', line 23

def order_events(events, &block)
  return nil unless events

  events.sort do |a, b|
    block ? yield(a, b) : b.at <=> a.at
  end
end

#paginate(user_ids:, page: nil, per_page: feed.per_page, &block) ⇒ Object 



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# File 'lib/simplefeed/providers/hash/paginator.rb', line 11

def paginate(user_ids:, page: nil, per_page: feed.per_page, &block)
  response = feed.fetch(user_ids: user_ids)
  response = SimpleFeed::Response.new(response.to_h)
  response.transform do |*, events|
    paginate_items(order_events(events, &block), page: page, per_page: per_page)
  end
end

#paginate_items(items, page: nil, per_page: nil) ⇒ Object 



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# File 'lib/simplefeed/providers/hash/paginator.rb', line 19

def paginate_items(items, page: nil, per_page: nil)
  page && page > 0 ? items[((page - 1) * per_page)...(page * per_page)] : items
end