debian-mirror-gitlab/app/services/auto_merge_service.rb
2019-09-04 21:01:54 +05:30

56 lines
1.5 KiB
Ruby

# frozen_string_literal: true
class AutoMergeService < BaseService
STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS = 'merge_when_pipeline_succeeds'.freeze
STRATEGIES = [STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS].freeze
class << self
def all_strategies
STRATEGIES
end
def get_service_class(strategy)
return unless all_strategies.include?(strategy)
"::AutoMerge::#{strategy.camelize}Service".constantize
end
end
def execute(merge_request, strategy)
service = get_service_instance(strategy)
return :failed unless service&.available_for?(merge_request)
service.execute(merge_request)
end
def update(merge_request)
return :failed unless merge_request.auto_merge_enabled?
get_service_instance(merge_request.auto_merge_strategy).update(merge_request)
end
def process(merge_request)
return unless merge_request.auto_merge_enabled?
get_service_instance(merge_request.auto_merge_strategy).process(merge_request)
end
def cancel(merge_request)
return error("Can't cancel the automatic merge", 406) unless merge_request.auto_merge_enabled?
get_service_instance(merge_request.auto_merge_strategy).cancel(merge_request)
end
def available_strategies(merge_request)
self.class.all_strategies.select do |strategy|
get_service_instance(strategy).available_for?(merge_request)
end
end
private
def get_service_instance(strategy)
self.class.get_service_class(strategy)&.new(project, current_user, params)
end
end