Sha256: 2374884d59490a1bd13d668895d5cf788cc1d5e71b14c7cf26d5b8bd7abaccde
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Size: 1.29 KB
Versions: 9
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Stored size: 1.29 KB
Contents
# frozen_string_literal: true
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)
rev = opts && opts[:reverse]
case type
when "zset"
total_size, items = conn.multi { |transaction|
transaction.zcard(key)
if rev
transaction.zrevrange(key, starting, ending, withscores: true)
else
transaction.zrange(key, starting, ending, withscores: true)
end
}
[current_page, total_size, items]
when "list"
total_size, items = conn.multi { |transaction|
transaction.llen(key)
if rev
transaction.lrange(key, -ending - 1, -starting - 1)
else
transaction.lrange(key, starting, ending)
end
}
items.reverse! if rev
[current_page, total_size, items]
when "none"
[1, 0, []]
else
raise "can't page a #{type}"
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems