108 lines
2.7 KiB
Ruby
108 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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module Projects
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class PropagateServiceTemplate
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BATCH_SIZE = 100
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delegate :data_fields_present?, to: :template
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def self.propagate(template)
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new(template).propagate
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end
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def initialize(template)
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@template = template
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end
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def propagate
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return unless template.active?
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propagate_projects_with_template
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end
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private
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attr_reader :template
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def propagate_projects_with_template
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loop do
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batch = Project.uncached { project_ids_batch }
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bulk_create_from_template(batch) unless batch.empty?
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break if batch.size < BATCH_SIZE
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end
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end
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def bulk_create_from_template(batch)
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service_list = batch.map do |project_id|
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service_hash.values << project_id
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end
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Project.transaction do
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results = bulk_insert(Service, service_hash.keys << 'project_id', service_list)
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if data_fields_present?
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data_list = results.map { |row| data_hash.values << row['id'] }
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bulk_insert(template.data_fields.class, data_hash.keys << 'service_id', data_list)
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end
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run_callbacks(batch)
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end
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end
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def project_ids_batch
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Project.connection.select_values(
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<<-SQL
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SELECT id
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FROM projects
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WHERE NOT EXISTS (
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SELECT true
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FROM services
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WHERE services.project_id = projects.id
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AND services.type = #{ActiveRecord::Base.connection.quote(template.type)}
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)
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AND projects.pending_delete = false
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AND projects.archived = false
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LIMIT #{BATCH_SIZE}
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SQL
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)
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end
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def bulk_insert(klass, columns, values_array)
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items_to_insert = values_array.map { |array| Hash[columns.zip(array)] }
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klass.insert_all(items_to_insert, returning: [:id])
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end
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def service_hash
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@service_hash ||= template.as_json(methods: :type, except: %w[id template project_id])
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end
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def data_hash
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@data_hash ||= template.data_fields.as_json(only: template.data_fields.class.column_names).except('id', 'service_id')
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def run_callbacks(batch)
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if active_external_issue_tracker?
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Project.where(id: batch).update_all(has_external_issue_tracker: true)
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end
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if active_external_wiki?
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Project.where(id: batch).update_all(has_external_wiki: true)
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end
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def active_external_issue_tracker?
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template.issue_tracker? && !template.default
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end
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def active_external_wiki?
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template.type == 'ExternalWikiService'
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end
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end
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end
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