#!/usr/bin/env ruby
#    This file is part of LCR-AGI.
#
#    LCR-AGI 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.
#
#    LCR-AGI 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 LCR-AGI.  If not, see <http://www.gnu.org/licenses/>.
#
# Copyright (C) 2009 Alkaloid Networks LLC
# Author: Ben Klang <ben@alkaloid.net>
# Alkaloid Networks LLC - http://projects.alkaloid.net
# $Id$

require 'config'
require 'rubygems'
require 'handlers/lcr_handler'
require 'logger'
require 'dbi'
require 'pp'

$logger = Logger.new($logfile)
$logger.level = $loglevel
$logger.formatter = Logger::Formatter.new

#$dbh = DBI.connect("DBI:Mysql:#{$database[:dbname]}:#{$database[:host]}",
$dbh = DBI.connect("DBI:Mysql:verendus:localhost",
                   'lcrload', 'tomellyt')

class EOFException < Exception
end

begin
    totalcost = 0.0
    callcount = 0
    totalduration = 0.0
    while !(input = gets).nil?
        pieces = input.split
        if (pieces.length < 2 ||
            !(pieces[0] =~ /^[0-9]*$/) ||
            !(pieces[1] =~ /^[0-9]*$/))
            $logger.error("Invalid line found: #{input} Skipping.")
            next
        end
        callerid = pieces[0]
        calldest = pieces[1]

        callerid.gsub!(/^011/, '')
        callerid.gsub!(/^\+/, '')
        calldest.gsub!(/^011/, '')
        calldest.gsub!(/^\+/, '')

        # Get the routing info from the database
        info = LCR.getLowestCostRoute(callerid, calldest)

        # If call time was provided on the line, calculate the cost
        cost = nil
        if (pieces.length > 2)
            time = pieces[2].split(':')
            # Turn MM:SS into a float minutes
            duration = time[0].to_f + (time[1].to_f/60)
            cost = duration * info['cost'].to_f
        end

        puts "#{callerid} -> #{calldest}: #{info['carrier']} #{cost}\n"

        # All calls with a duration should have a cost, even if it is 0
        if (!cost.nil?)
            totalduration += duration
            totalcost += cost
        end
        callcount += 1
    end

    puts "Total: #{callcount} calls."
    if totalcost > 0.0
        puts "Total cost: $#{totalcost} for #{totalduration} minutes."
    end
end