Module: NexusSeed::Builder

Defined in:
lib/nexus_seed/builder.rb,
lib/nexus_seed/builder/base.rb

Defined Under Namespace

Classes: Base

Class Method Summary collapse

Class Method Details

.activerecord_sync_pk_sequence(table_name) ⇒ Object

Sync the ActiveRecord PK sequence e.g. if you know that records with specific IDs were inserted. Note it is dangerous to call this for all tables when concurrent updates are happening, you must specify the table.



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# File 'lib/nexus_seed/builder.rb', line 28

def self.activerecord_sync_pk_sequence(table_name)
  table_seq = ActiveRecord::Base.connection.pk_and_sequence_for(table_name)
  if table_seq
    seq_id = table_seq[1].identifier
    seq_value = ActiveRecord::Base.connection.execute("SELECT last_value from #{seq_id}")[0]['last_value']
    reset_seq_value = ActiveRecord::Base.connection.reset_pk_sequence!(table_name)
    if reset_seq_value != seq_value
      logger.info('Reset sequence value.', value: reset_seq_value, sequence: seq_id, table: table_name)
    end
  end
end

.add_seed(seed) ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 62

def self.add_seed(seed)
  @seeds << seed
end

.build(class_name, params = {}, options = {}) ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 17

def self.build(class_name, params = {}, options = {})
  if ENV['NEXUS_SEED_REPORT'] == 'true'
    pre_seed_counts unless @build_called
  end

  @build_called = true
  "NexusSeed::Builders::#{class_name.to_s.camelcase}Builder".constantize.new(options).build(params)
end

.build_called ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 13

def self.build_called
  @build_called
end

.destroy_seeds ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 66

def self.destroy_seeds
  if Rails.env.test? || Rails.env.development?
    count = 0
    @seeds.reverse.each do |seed|
      count += 1
      seed.destroy
    end
    logger.info("Destroyed #{count} seeds (including dependants). All seeds deleted.")
  end
end

.logger ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 9

def self.logger
  @logger ||= SemanticLogger::Logger.new('NexusSeed::Builder')
end

.pre_seed_counts ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 77

def self.pre_seed_counts
  counts = {}

  NexusSeed::Builders.constants.select do |c|
    if NexusSeed::Builders.const_get(c).is_a?(Class)
      k = NexusSeed::Builders.const_get(c).new.send(:klass)
      counts[k.name.demodulize] = k.count
    end
  end

  @counts = counts
end

.seed_report ⇒ Object 



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# File 'lib/nexus_seed/builder.rb', line 40

def self.seed_report
  if ENV['NEXUS_SEED_REPORT'] == 'true'
    total = 0

    logger.info('SEED REPORT:')
    NexusSeed::Builders.constants.select do |c|
      next unless NexusSeed::Builders.const_get(c).is_a?(Class)
      k = NexusSeed::Builders.const_get(c).new.send(:klass)
      if @counts.key?(k.name.demodulize) && @counts[k.name.demodulize] != k.count
        total += (k.count - @counts[k.name.demodulize])
        logger.info("Generated #{k.count - @counts[k.name.demodulize]} new #{k.name.demodulize}s")
      end
    end

    logger.info("Generated total of #{total} new seeds.")
  else
    logger.info('Seeding completed.')
  end

  logger.info("Time: #{(Time.now - @start).round(2)}s")
end