53 lines
1.2 KiB
Ruby
53 lines
1.2 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class Api::V1::Trends::LinksController < Api::BaseController
|
|
before_action :set_links
|
|
|
|
after_action :insert_pagination_headers
|
|
|
|
DEFAULT_LINKS_LIMIT = 10
|
|
|
|
def index
|
|
render json: @links, each_serializer: REST::Trends::LinkSerializer
|
|
end
|
|
|
|
private
|
|
|
|
def set_links
|
|
@links = begin
|
|
if Setting.trends
|
|
links_from_trends
|
|
else
|
|
[]
|
|
end
|
|
end
|
|
end
|
|
|
|
def links_from_trends
|
|
Trends.links.query.allowed.in_locale(content_locale).offset(offset_param).limit(limit_param(DEFAULT_LINKS_LIMIT))
|
|
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_trends_links_url pagination_params(offset: offset_param + limit_param(DEFAULT_LINKS_LIMIT)) if records_continue?
|
|
end
|
|
|
|
def prev_path
|
|
api_v1_trends_links_url pagination_params(offset: offset_param - limit_param(DEFAULT_LINKS_LIMIT)) if offset_param > limit_param(DEFAULT_LINKS_LIMIT)
|
|
end
|
|
|
|
def records_continue?
|
|
@links.size == limit_param(DEFAULT_LINKS_LIMIT)
|
|
end
|
|
|
|
def offset_param
|
|
params[:offset].to_i
|
|
end
|
|
end
|