73 satır
1,4 KiB
Ruby
73 satır
1,4 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class ActivityTracker
|
|
include Redisable
|
|
|
|
EXPIRE_AFTER = 6.months.seconds
|
|
|
|
def initialize(prefix, type)
|
|
@prefix = prefix
|
|
@type = type
|
|
end
|
|
|
|
def add(value = 1, at_time = Time.now.utc)
|
|
key = key_at(at_time)
|
|
|
|
case @type
|
|
when :basic
|
|
redis.incrby(key, value)
|
|
when :unique
|
|
redis.pfadd(key, value)
|
|
end
|
|
|
|
redis.expire(key, EXPIRE_AFTER)
|
|
end
|
|
|
|
def get(start_at, end_at = Time.now.utc)
|
|
(start_at.to_date...end_at.to_date).map do |date|
|
|
key = key_at(date.to_time(:utc))
|
|
|
|
value = begin
|
|
case @type
|
|
when :basic
|
|
redis.get(key).to_i
|
|
when :unique
|
|
redis.pfcount(key)
|
|
end
|
|
end
|
|
|
|
[date, value]
|
|
end
|
|
end
|
|
|
|
def sum(start_at, end_at = Time.now.utc)
|
|
keys = (start_at.to_date...end_at.to_date).flat_map { |date| [key_at(date.to_time(:utc)), legacy_key_at(date)] }.uniq
|
|
|
|
case @type
|
|
when :basic
|
|
redis.mget(*keys).map(&:to_i).sum
|
|
when :unique
|
|
redis.pfcount(*keys)
|
|
end
|
|
end
|
|
|
|
class << self
|
|
def increment(prefix)
|
|
new(prefix, :basic).add
|
|
end
|
|
|
|
def record(prefix, value)
|
|
new(prefix, :unique).add(value)
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
def key_at(at_time)
|
|
"#{@prefix}:#{at_time.beginning_of_day.to_i}"
|
|
end
|
|
|
|
def legacy_key_at(at_time)
|
|
"#{@prefix}:#{at_time.to_date.cweek}"
|
|
end
|
|
end
|