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API pagination for all collections using Link header

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This commit is contained in:
Eugen Rochko 2016-11-09 17:48:44 +01:00
parent 8d7fc5da6c
commit b13e7dda1f
13 changed files with 123 additions and 63 deletions
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6
app/models/concerns/paginable.rb
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@ -2,11 +2,11 @@ module Paginable
extend ActiveSupport::Concern
included do
def self.paginate_by_max_id(limit, max_id = nil, since_id = nil)
query = order('id desc').limit(limit)
scope :paginate_by_max_id, -> (limit, max_id = nil, since_id = nil) {
query = order(arel_table[:id].desc).limit(limit)
query = query.where(arel_table[:id].lt(max_id)) unless max_id.blank?
query = query.where(arel_table[:id].gt(since_id)) unless since_id.blank?
query
end
}
end
end