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module Killjoy
class Message
attr_reader :to_hash, :info, :channel
def initialize(raw_message, info, channel)
@to_hash = JSON.parse(raw_message, symbolize_names: true)
@info = info
@channel = channel
@interceptors = { ack: [], reject: [] }
end
def intercept(response_type, &block)
@interceptors[response_type] << block
end
def process(future)
future.on_success do |rows|
ack!
end
future.on_failure do |error|
reject!
end
end
def ack!
run_interceptors_for(:ack)
channel.acknowledge(info.delivery_tag, false)
end
def reject!(requeue = false)
run_interceptors_for(:reject)
channel.reject(info.delivery_tag, requeue)
end
def to_s
to_hash
end
private
def run_interceptors_for(response_type)
@interceptors[response_type].each do |interceptor|
interceptor.call
end
end
end
end
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