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Contents
module Sidekiq
module Paginator
def page(key, pageidx=1, page_size=25, opts=nil)
current_page = pageidx.to_i < 1 ? 1 : pageidx.to_i
pageidx = current_page - 1
total_size = 0
items = []
starting = pageidx * page_size
ending = starting + page_size - 1
Sidekiq.redis do |conn|
type = conn.type(key)
case type
when 'zset'
rev = opts && opts[:reverse]
total_size, items = conn.multi do
conn.zcard(key)
if rev
conn.zrevrange(key, starting, ending, :with_scores => true)
else
conn.zrange(key, starting, ending, :with_scores => true)
end
end
when 'list'
total_size, items = conn.multi do
conn.llen(key)
conn.lrange(key, starting, ending)
end
when 'none'
return [1, 0, []]
else
raise "can't page a #{type}"
end
end
[current_page, total_size, items]
end
end
end
Version data entries
23 entries across 23 versions & 1 rubygems