require "./company"

class Analyzer
  def initialize(file="macscan.csv")
    @raw = File.readlines(file).map{|l| l.chomp}
    interesting = false
    @stations = @raw.select{|l|
      if l=~/^Station MAC, /
        interesting = true
        false
      elsif l=~/^BSSID,/
        interesting = false
      else
        interesting && l.size>0
      end
    }
    @data = @stations.map{|l|
      l.scan(/([0-9A-F:]{17}),\s+([^,]+),\s+([^,]+)/)[0]
    }.select{|l| l}
    @data.map!{|e|
      t = e[1].split(/[: -]/).map{|x| x.to_i}
      e[1] = Time.new(*t)
      t = e[2].split(/[: -]/).map{|x| x.to_i}
      e[2] = Time.new(*t)
      e
    }
    @data.sort!{|a,b| a[1]<=>b[1]}
    @comp = Company.new
    @data.map{|e| e[3]=@comp.get_company(e[0]); e}
  end

  def companys
    macs = @data.map{|e| e[0]}.sort.uniq
    macs.map{|m| @comp.get_company(m)}
  end

  def oneMinute
    num = []
    pos = 0
    first = @data[pos][1]
    seen = [@data[pos][0]]
    while (pos<@data.size)
      first += 60
      pos+=1
      while (pos<@data.size && @data[pos][1]<first)
        seen.push(@data[pos][0])
        pos+=1
      end
      num.push("#{first},#{seen.sort.uniq.size}")
      seen = []
    end
    num
  end
end


a = Analyzer.new
puts a.oneMinute
#c =  a.companys
#print "Apples,"
#puts c.count{|c| c=="Apple, Inc."}.to_f/c.size