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module SalesReporter
module Reports
class SalesByShop
def self.render(sales)
sales_by_shop = {}
sales.each do |s|
shop = s.shop
if sales_by_shop[shop]
sales_by_shop[shop][:count] += s.quantity
sales_by_shop[shop][:total] += s.amount
else
sales_by_shop[shop] = {:count => s.quantity, :total => s.amount}
end
end
sorted = sales_by_shop.sort { |a,b| b[1][:count] <=> a[1][:count] }
puts "Shop: Streams: Revenue:"
puts "------------------------------------------"
total_rev = 0
total_streams = 0
sorted.each do |key, row|
puts "#{key.slice(0, 19).ljust(20)}: #{row[:count].to_s.rjust(7)} #{row[:total].round(5).to_s.rjust(10)} EUR"
total_rev += row[:total]
total_streams += row[:count]
end
puts "------------------------------------------"
puts "Total: #{total_streams.to_s.rjust(7)} #{total_rev.round(5).to_s.rjust(10)} EUR"
end
end
end
end
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