Module: ActiverecordMysqlRepl::Extensions::Object

Defined in:
lib/active_record_mysql_repl/extensions/object.rb

Instance Method Summary collapse

Instance Method Details

#copy ⇒ Object Also known as: cp 



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# File 'lib/active_record_mysql_repl/extensions/object.rb', line 123

def copy
  Clipboard.copy(to_s)
end

#csv(orientation = nil) ⇒ Object 



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# File 'lib/active_record_mysql_repl/extensions/object.rb', line 72

def csv(orientation = nil)
  arr = if is_a?(Array)
    self
  elsif is_a?(::ActiveRecord::Relation)
    to_a
  else
    [self]
  end

  arr = arr.map do |e|
    e = e.attributes if e.is_a?(::ActiveRecord::Base)
    next e unless e.is_a?(Hash)
    next e.transform_values do |v|
      next JSON.pretty_generate(v) if v.is_a?(Enumerable) && v.size > 0
      next v.to_time if v.is_a?(Time) || v.is_a?(Date)
      next "NULL" if v.nil?
      next '""' if v == ""
      v.to_s
    end
  end

  raise "#{arr} is not an array of hash".red unless arr.all? { |e| e.is_a?(Hash) }
  raise "#{arr} contains Hashes with different keys".red unless arr.map(&:keys).uniq.size == 1

  orientation = case orientation
  when :vertical, :v
    :vertical
  when :horizontal, :h
    :horizontal
  else
    if arr.first.keys.size > 5
      :vertical
    else
      :horizontal
    end
  end

  CSV.generate do |csv|
    case orientation
    when :horizontal
      csv << arr.first.keys
      arr.each { |row| csv << row.values }
    when :vertical
      arr.each do |row|
        row.each { |col, val| csv << [col, val] }
        csv << []
      end
    end
  end
end

#jp ⇒ Object 



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# File 'lib/active_record_mysql_repl/extensions/object.rb', line 130

def jp
  JSON.pretty_generate(JSON.parse(to_json))
end

#tabulate(orientation = nil) ⇒ Object Also known as: tab, table, to_table 



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# File 'lib/active_record_mysql_repl/extensions/object.rb', line 11

def tabulate(orientation = nil)
  arr = if is_a?(Array)
    self
  elsif is_a?(::ActiveRecord::Relation)
    to_a
  else
    [self]
  end

  arr = arr.map do |e|
    e = e.attributes if e.is_a?(::ActiveRecord::Base)
    next e unless e.is_a?(Hash)
    next e.transform_values do |v|
      next JSON.pretty_generate(v) if v.is_a?(Enumerable) && v.size > 0
      next v.to_time if v.is_a?(Time) || v.is_a?(Date)
      next "NULL" if v.nil?
      next '""' if v == ""
      v.to_s
    end
  end

  raise "#{arr} is not an array of hash".red unless arr.all? { |e| e.is_a?(Hash) }
  raise "#{arr} contains Hashes with different keys".red unless arr.map(&:keys).uniq.size == 1

  orientation = case orientation
  when :vertical, :v
    :vertical
  when :horizontal, :h
    :horizontal
  else
    if arr.first.keys.size > 5
      :vertical
    else
      :horizontal
    end
  end

  t = Terminal::Table.new

  case orientation
  when :horizontal
    t.headings = arr.first.keys
    t.rows = arr.map(&:values)

  when :vertical
    headings = ["Column", arr.map.with_index { |_, i| "Record#{i+1}" }].flatten
    t.headings = headings

    arr.first.keys.each_with_index do |col|
      cols = [col, arr.map { |r| r[col] }].flatten
      t.add_row cols
    end
  end

  t.to_s
end