Class: VC::LineItemPresenter

Inherits:
BasePresenter show all
Defined in:
lib/presenters/line_item_presenter.rb

Instance Method Summary collapse

Methods inherited from BasePresenter

#add_commas, #date_range, #money, #pennies_to_dollar, #trunc_hours

Constructor Details

#initialize(line_item) ⇒ LineItemPresenter

Returns a new instance of LineItemPresenter.



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# File 'lib/presenters/line_item_presenter.rb', line 4

def initialize(line_item)
  @line_item = line_item
  @unit_groups = @line_item.unit_groups
  @unit_group_presenters = @unit_groups.map {|ug| UnitGroupPresenter.new(ug)}
end

Instance Method Details

#name ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 14

def name
  @line_item.app_name
end

#total ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 10

def total
  money(@line_item.total)
end

#unit_group_presenters(product_group = nil) ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 40

def unit_group_presenters(product_group=nil)
  if product_group
    @unit_group_presenters.select {|ugp| ugp.product_group == product_group}
  else
    @unit_group_presenters
  end
end

#unit_group_qty(product_group) ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 31

def unit_group_qty(product_group)
  trunc_hours(
    unit_group_presenters(product_group).
    map(&:unit_group).
    map(&:qty).
    reduce(:+)
  )
end

#unit_group_rate(product_group) ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 18

def unit_group_rate(product_group)
  unit_group_presenters(product_group).sample.rate
end

#unit_group_total(product_group) ⇒ Object 



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# File 'lib/presenters/line_item_presenter.rb', line 22

def unit_group_total(product_group)
  money(
    unit_group_presenters(product_group).
    map(&:unit_group).
    map(&:total).
    reduce(:+)
  )
end