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# frozen_string_literal: true
module Projects
class UnlinkForkService < BaseService
# Close existing MRs coming from the project and remove it from the fork network
def execute
fork_network = @project.fork_network
forked_from = @project.forked_from_project
return unless fork_network
log_info(message: "UnlinkForkService: Unlinking fork network", fork_network_id: fork_network.id)
merge_requests = fork_network
.merge_requests
.opened
.from_and_to_forks(@project)
merge_requests.find_each do |mr|
::MergeRequests::CloseService.new(@project, @current_user).execute(mr)
log_info(message: "UnlinkForkService: Closed merge request", merge_request_id: mr.id)
end
Project.transaction do
# Get out of the fork network as a member and
# remove references from all its direct forks.
@project.fork_network_member.destroy
@project.forked_to_members.update_all(forked_from_project_id: nil)
# The project is not necessarily a fork, so update the fork network originating
# from this project
if fork_network = @project.root_of_fork_network
fork_network.update(root_project: nil, deleted_root_project_name: @project.full_name)
end
end
# rubocop: disable Cop/InBatches
Project.uncached do
@project.forked_to_members.in_batches do |fork_relation|
fork_relation.pluck(:id).each do |fork_id| # rubocop: disable CodeReuse/ActiveRecord
log_info(message: "UnlinkForkService: Unlinked fork of root_project", project_id: @project.id, forked_project_id: fork_id)
end
end
end
# rubocop: enable Cop/InBatches
# When the project getting out of the network is a node with parent
# and children, both the parent and the node needs a cache refresh.
[forked_from, @project].compact.each do |project|
refresh_forks_count(project)
end
end
private
def refresh_forks_count(project)
Projects::ForksCountService.new(project).refresh_cache
end
end
end
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