Class: Gera::CurrencyRateDecorator

Inherits:
ApplicationDecorator
  • Object
show all
Defined in:
app/decorators/gera/currency_rate_decorator.rb

Instance Method Summary collapse

Instance Method Details

#comment(inverse = false) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 91

def comment(inverse = false)
  return object.mode
  send "comment_#{object.source}", inverse
rescue ActiveRecord::RecordNotFound
  raise "Не найдена одна из зависимых записей для #{object.id}"
end

#comment_cbr(inverse) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 116

def comment_cbr(inverse)
  # min_rate = Gera::ExternalRate.find object.meta.min_external_rate_id
  max_rate = Gera::ExternalRate.find object.meta.max_external_rate_id
  # min_rate_d = ExternalRateDecorator.decorate min_rate
  max_rate_d = ExternalRateDecorator.decorate max_rate

  max_rate_d.comment inverse
end

#comment_equal(_inverse) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 98

def comment_equal(_inverse)
  'Одинаковый тип валюты'
end

#comment_exmo(inverse) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 111

def comment_exmo(inverse)
  er = Gera::ExternalRate.find object.meta.external_rate_id
  ExternalRateDecorator.decorate(er).comment inverse
end

#comment_inderect(_inverse) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 102

def comment_inderect(_inverse)
  r1 = CurrencyRateDecorator.decorate object.rate1_currency_rate
  r2 = CurrencyRateDecorator.decorate object.rate2_currency_rate
  "Через #{object.meta.inter_cur}\n" \
    "Продажа:\n" \
    "#{object.rate1_currency_rate.rate_money.format} за #{object.rate1_currency_rate.cur_from}\n(#{r1.comment})\n" \
    "#{object.rate2_currency_rate.rate_money.format} за #{object.rate2_currency_rate.cur_from}\n(#{r2.comment})"
end

#comment_reverse(_inverse) ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 125

def comment_reverse(_inverse)
  [
    "Инверсия (#{object.reverse_currency_rate.pair})",
    object.reverse_currency_rate.buy_rate,
    CurrencyRateDecorator.decorate(object.reverse_currency_rate).comment(true)
  ].join "\n"
end

#created_at ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 48

def created_at
  h.link_to h.currency_rate_path(object) do
    if object.created_at.present?
      I18n.l object.created_at, format: :long
    else
      'время создания не известно'
    end
  end
end

#detailed ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 7

def detailed
  buffer = []
  buffer << if object.mode_cross?
              'cross'
            else
              object.rate_source.to_s # if object.rate_source.present?
  end

  buffer.join(' × ').html_safe
end

#external_rate ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 18

def external_rate
  return unless object.external_rate_id.present?

  er = object.external_rate
  buffer = if [:exmo_sell].include? mode.to_sym
             "#{h.humanized_rate_detailed er.sell_price} (из колонки 'продажа')"
           elsif [:exmo_buy].include? mode.to_sym
             "#{h.humanized_rate_detailed er.buy_price} (из колонки 'покупка')"
           elsif [:cbr_min].include? mode.to_sym
             "#{h.humanized_rate_detailed er.rate}<br/>(минимальный из пары #{object.meta.rates})"
           elsif [:cbr_max].include? mode.to_sym
             "#{h.humanized_rate_detailed er.rate}<br/>(максимальный из пары #{object.meta.rates})"
           else
             'WTF?'
           end

  buffer = buffer + ' от ' + I18n.l(er.created_at, format: :long)

  h.link_to buffer.html_safe, h.external_rate_path(er)
end

#metadata ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 87

def metadata
  h.content_tag :code, object.metadata.to_json
end

#rate_value ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 83

def rate_value
  h.humanized_rate_detailed object.rate_value
end

#reverse_currency_rate ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 67

def reverse_currency_rate
  return '-' unless object.reverse_currency_rate_id

  cer = Gera::CurrencyRate.find object.reverse_currency_rate_id
  cerd = CurrencyRateDecorator.decorate(cer)
  h.link_to cerd.short_description, h.currency_rate_path(cer)
end

#short_description ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 75

def short_description
  "#{title} (#{object.buy_rate}) #{comment}".html_safe
end

#source_external_rate ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 58

def source_external_rate
  return '-' unless object.source_external_rate_id.present?

  er = Gera::ExternalRate.find object.source_external_rate_id
  h.link_to h.external_rate_path(er) do
    "Источник EXMO\n#{I18n.l er.created_at, format: :long}\n#{er.buy_price}/#{er.sell_price}"
  end
end

#title ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 79

def title
  to_s
end

#tooltip ⇒ Object 



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# File 'app/decorators/gera/currency_rate_decorator.rb', line 39

def tooltip
  buffer = []
  buffer << "Покупаем 1 #{object.cur_from} за #{object.rate_value} #{object.cur_to}"
  buffer << "Покупаем 1 #{object.currency_pair.first} за #{h.humanized_rate object.rate_value} #{object.currency_pair.second}".html_safe
  buffer << "Продаем 1 #{object.cur_to} за #{1.0 / object.rate_value} #{object.cur_from}"
  buffer = buffer.join "\n"
  h.simple_format(buffer).html_safe
end