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# frozen_string_literal: true
module Projects
class PropagateServiceTemplate
BATCH_SIZE = 100
delegate :data_fields_present?, to: :template
def self.propagate(template)
new(template).propagate
end
def initialize(template)
@template = template
end
def propagate
return unless template.active?
propagate_projects_with_template
end
private
attr_reader :template
def propagate_projects_with_template
loop do
batch = Project.uncached { project_ids_without_integration }
bulk_create_from_template(batch) unless batch.empty?
break if batch.size < BATCH_SIZE
end
end
def bulk_create_from_template(batch)
service_list = ServiceList.new(batch, service_hash).to_array
Project.transaction do
results = bulk_insert(*service_list)
if data_fields_present?
data_list = DataList.new(results, data_fields_hash, template.data_fields.class).to_array
bulk_insert(*data_list)
end
run_callbacks(batch)
end
end
# rubocop: disable CodeReuse/ActiveRecord
def project_ids_without_integration
services = Service
.select('1')
.where('services.project_id = projects.id')
.where(type: template.type)
Project
.where('NOT EXISTS (?)', services)
.where(pending_delete: false)
.where(archived: false)
.limit(BATCH_SIZE)
.pluck(:id)
end
# rubocop: enable CodeReuse/ActiveRecord
def bulk_insert(klass, columns, values_array)
items_to_insert = values_array.map { |array| Hash[columns.zip(array)] }
klass.insert_all(items_to_insert, returning: [:id])
end
def service_hash
@service_hash ||= template.to_service_hash
end
def data_fields_hash
@data_fields_hash ||= template.to_data_fields_hash
end
# rubocop: disable CodeReuse/ActiveRecord
def run_callbacks(batch)
if active_external_issue_tracker?
Project.where(id: batch).update_all(has_external_issue_tracker: true)
end
if active_external_wiki?
Project.where(id: batch).update_all(has_external_wiki: true)
end
end
# rubocop: enable CodeReuse/ActiveRecord
def active_external_issue_tracker?
template.issue_tracker? && !template.default
end
def active_external_wiki?
template.type == 'ExternalWikiService'
end
end
end
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