Module: Forma::Utils

Includes:
ActionView::Helpers::NumberHelper
Included in:
Field, Form, NumberField
Defined in:
lib/forma/utils.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extract_value(val, name) ⇒ Object 



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# File 'lib/forma/utils.rb', line 15

def extract_value(val, name)
  def simple_value(model, name)
    if model.respond_to?(name); model.send(name)
    elsif model.respond_to?('[]'); model[name] || model[name.to_sym]
    end
  end
  name.to_s.split('.').each { |n| val = simple_value(val, n) if val }
  val
end

.number_format(num, h = {}) ⇒ Object 



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# File 'lib/forma/utils.rb', line 25

def number_format(num, h = {})
  max_digits = h[:max_digits] || 2
  max_digits = 0 if max_digits < 0
  min_digits = h[:min_digits] || 0
  min_digits = max_digits if min_digits > max_digits
  separator = h[:separator] || '.'
  delimiter = h[:delimiter] || ','
  formatted = number_with_precision(num, precision: max_digits, separator: separator, delimiter: delimiter, strip_insignificant_zeros: true)
  nums = formatted.split(separator)
  length_after_separator = (nums[1] || '').length
  if length_after_separator >= min_digits
    formatted
  else
    "#{nums[0]}#{separator}#{(nums[1] || '').ljust(min_digits, '0')}"
  end
end

.singular_name(model) ⇒ Object 



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# File 'lib/forma/utils.rb', line 8

def singular_name(model)
  if model.respond_to?(:model_name); model.model_name.singular_route_key # Mongoid
  elsif model.class.respond_to?(:table_name); model.class.table_name.singularize # ActiveModel
  else; '' # Others
  end
end

Instance Method Details

#simple_value(model, name) ⇒ Object 



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# File 'lib/forma/utils.rb', line 16

def simple_value(model, name)
  if model.respond_to?(name); model.send(name)
  elsif model.respond_to?('[]'); model[name] || model[name.to_sym]
  end
end