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Versions: 39
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Contents
module CanvasSync
module JobBatches
module RedisModel
extend ActiveSupport::Concern
class_methods do
def redis_attr(key, type = :string, read_only: true)
class_eval <<-RUBY, __FILE__, __LINE__ + 1
def #{key}=(value)
raise "#{key} is read-only once the batch has been started" if #{read_only.to_s} && (@initialized || @existing)
@#{key} = value
if :#{type} == :json
value = JSON.unparse(value)
end
persist_bid_attr('#{key}', value)
end
def #{key}
return @#{key} if defined?(@#{key})
if (@initialized || @existing)
value = read_bid_attr('#{key}')
if :#{type} == :bool
value = value == 'true'
elsif :#{type} == :int
value = value.to_i
elsif :#{type} == :float
value = value.to_f
elsif :#{type} == :json
value = JSON.parse(value)
elsif :#{type} == :symbol
value = value&.to_sym
end
@#{key} = value
end
end
RUBY
end
end
def persist_bid_attr(attribute, value)
if @initialized || @existing
redis do |r|
r.multi do
r.hset(redis_key, attribute, value)
r.expire(redis_key, Batch::BID_EXPIRE_TTL)
end
end
else
@pending_attrs ||= {}
@pending_attrs[attribute] = value
end
end
def read_bid_attr(attribute)
redis do |r|
r.hget(redis_key, attribute)
end
end
def flush_pending_attrs
redis do |r|
r.mapped_hmset(redis_key, @pending_attrs)
end
@initialized = true
@pending_attrs = {}
end
end
end
end
Version data entries
39 entries across 39 versions & 1 rubygems