debian-mirror-gitlab/app/serializers/environment_serializer.rb

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# frozen_string_literal: true
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class EnvironmentSerializer < BaseSerializer
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include WithPagination
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Item = Struct.new(:name, :size, :latest)
entity EnvironmentEntity
def within_folders
tap { @itemize = true }
end
def itemized?
@itemize
end
def represent(resource, opts = {})
if itemized?
itemize(resource).map do |item|
{ name: item.name,
size: item.size,
latest: super(item.latest, opts) }
end
else
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resource = @paginator.paginate(resource) if paginated?
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super(batch_load(resource), opts)
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end
end
private
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# rubocop: disable CodeReuse/ActiveRecord
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def itemize(resource)
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items = resource.order('folder ASC')
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.group('COALESCE(environment_type, name)')
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.select('COALESCE(environment_type, name) AS folder',
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'COUNT(*) AS size', 'MAX(id) AS last_id')
# It makes a difference when you call `paginate` method, because
# although `page` is effective at the end, it calls counting methods
# immediately.
items = @paginator.paginate(items) if paginated?
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environments = batch_load(resource.where(id: items.map(&:last_id)))
environments_by_id = environments.index_by(&:id)
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items.map do |item|
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Item.new(item.folder, item.size, environments_by_id[item.last_id])
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end
end
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def batch_load(resource)
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temp_deployment_associations = deployment_associations
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resource = resource.preload(environment_associations.except(:last_deployment, :upcoming_deployment))
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if ::Feature.enabled?(:batch_load_environment_last_deployment_group, resource.first&.project)
temp_deployment_associations[:deployable][:pipeline][:latest_successful_builds] = []
end
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Preloaders::Environments::DeploymentPreloader.new(resource)
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.execute_with_union(:last_deployment, temp_deployment_associations)
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Preloaders::Environments::DeploymentPreloader.new(resource)
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.execute_with_union(:upcoming_deployment, temp_deployment_associations)
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resource.to_a.tap do |environments|
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environments.each do |environment|
# Batch loading the commits of the deployments
environment.last_deployment&.commit&.try(:lazy_author)
environment.upcoming_deployment&.commit&.try(:lazy_author)
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if ::Feature.enabled?(:batch_load_environment_last_deployment_group, environment.project)
# Batch loading last_deployment_group which is called later by environment.stop_actions
environment.last_deployment_group
end
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end
end
end
def environment_associations
{
last_deployment: deployment_associations,
upcoming_deployment: deployment_associations,
project: project_associations
}
end
def deployment_associations
{
user: [],
cluster: [],
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project: {
route: [],
namespace: :route
},
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deployable: {
user: [],
metadata: [],
pipeline: {
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manual_actions: [:metadata, :deployment],
scheduled_actions: [:metadata]
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},
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project: project_associations,
deployment: []
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}
}
end
def project_associations
{
project_feature: [],
route: [],
namespace: :route
}
end
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# rubocop: enable CodeReuse/ActiveRecord
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end
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EnvironmentSerializer.prepend_mod_with('EnvironmentSerializer')