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# frozen_string_literal: true | ||
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# Reports most recent release tags. | ||
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# Invoke via: | ||
# bin/rails r -e production "LatestReleaseTags.report" | ||
class LatestReleaseTags | ||
SQL = <<~SQL.squish.freeze | ||
select tags.*, case when dros.id is not null then 'dro' else 'collection' end as object_type from | ||
( | ||
select distinct on (druid, released_to, what) | ||
druid, released_to, what, release | ||
from release_tags | ||
order by druid, released_to, what, created_at desc | ||
) as tags | ||
left outer join dros on tags.druid=dros.external_identifier; | ||
SQL | ||
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def self.report | ||
puts "druid,released_to,what,release,object_type\n" | ||
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sql_result_rows = ActiveRecord::Base.connection.execute(SQL) | ||
sql_result_rows.each do |row| | ||
puts "#{row['druid']},#{row['released_to']},#{row['what']},#{row['release']},#{row['object_type']}" | ||
end | ||
end | ||
end |