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# Copyright (C) 2014 Harald Eilertsen
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
module SalesReporter
module Reports
class SalesByDate
def initialize
@sales = []
end
def add_sale(sale, row)
@sales << sale
end
def render
sales_by_date = {}
@sales.each do |s|
d = s.date
if sales_by_date[d]
sales_by_date[d][:count] += s.quantity
sales_by_date[d][:total] += s.amount
else
sales_by_date[d] = {:count => s.quantity, :total => s.amount}
end
end
puts "Date: Streams: Revenue:"
puts "------------------------------------------"
total_rev = 0
total_streams = 0
sales_by_date.each do |key, row|
puts "#{key.iso8601}: #{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"
puts "=========================================="
end
end
end
end
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