37 lines
865 B
Ruby
37 lines
865 B
Ruby
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# frozen_string_literal: true
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class Admin::SystemCheck::MissingIndexesCheck < Admin::SystemCheck::BaseCheck
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def skip?
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!current_user.can?(:view_devops)
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end
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def pass?
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missing_indexes.none?
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end
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def message
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Admin::SystemCheck::Message.new(:missing_indexes_check, missing_indexes.join(', '))
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end
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private
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def missing_indexes
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@missing_indexes ||= begin
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expected_indexes_by_table.flat_map do |table, indexes|
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expected_indexes = indexes.map(&:name)
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expected_indexes - existing_indexes_for(table)
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end
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end
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end
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def expected_indexes_by_table
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schema_rb = Rails.root.join('db', 'schema.rb').read
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schema_parser = Admin::Db::SchemaParser.new(schema_rb)
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schema_parser.indexes_by_table
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end
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def existing_indexes_for(table)
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ActiveRecord::Base.connection.indexes(table).map(&:name)
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end
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end
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