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module MergeRequests
class MergeWhenBuildSucceedsService < MergeRequests::BaseService
# Marks the passed `merge_request` to be merged when the build succeeds or
# updates the params for the automatic merge
def execute(merge_request)
merge_request.merge_params.merge!(params)
# The service is also called when the merge params are updated.
already_approved = merge_request.merge_when_build_succeeds?
unless already_approved
merge_request.merge_when_build_succeeds = true
merge_request.merge_user = @current_user
SystemNoteService.merge_when_build_succeeds(merge_request, @project, @current_user, merge_request.diff_head_commit)
end
merge_request.save
end
# Triggers the automatic merge of merge_request once the pipeline succeeds
def trigger(pipeline)
return unless pipeline.success?
pipeline_merge_requests(pipeline) do |merge_request|
next unless merge_request.merge_when_build_succeeds?
next unless merge_request.mergeable?
MergeWorker.perform_async(merge_request.id, merge_request.merge_user_id, merge_request.merge_params)
end
end
# Cancels the automatic merge
def cancel(merge_request)
if merge_request.merge_when_build_succeeds? && merge_request.open?
merge_request.reset_merge_when_build_succeeds
SystemNoteService.cancel_merge_when_build_succeeds(merge_request, @project, @current_user)
success
else
error("Can't cancel the automatic merge", 406)
end
end
end
end
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