59 lines
1.4 KiB
Ruby
59 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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module Database
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class MarkMigrationService
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def initialize(connection:, version:)
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@connection = connection
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@version = version
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end
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def execute
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return error(reason: :not_found) unless migration.present?
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return error(reason: :invalid) if all_versions.include?(migration.version)
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if create_version(version)
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ServiceResponse.success
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else
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error(reason: :invalid)
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end
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end
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private
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attr_reader :connection, :version
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def migration
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@migration ||= connection
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.migration_context
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.migrations
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.find { |migration| migration.version == version }
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end
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def all_versions
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all_executed_migrations.map(&:to_i)
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end
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def all_executed_migrations
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sm = Arel::SelectManager.new(arel_table)
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sm.project(arel_table[:version])
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sm.order(arel_table[:version].asc) # rubocop: disable CodeReuse/ActiveRecord
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connection.select_values(sm, "#{self.class} Load")
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end
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def create_version(version)
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im = Arel::InsertManager.new
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im.into(arel_table)
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im.insert(arel_table[:version] => version)
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connection.insert(im, "#{self.class} Create", :version, version)
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end
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def arel_table
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@arel_table ||= Arel::Table.new(:schema_migrations)
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end
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def error(reason:)
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ServiceResponse.error(message: 'error', reason: reason)
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end
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end
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end
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