# vim: ft=ruby

class BspwmPager < Worker
	def mainloop()
		IO.popen("bspc subscribe") do |pipe|
			pipe.each do |line|
				self.write parse_data(line)
			end
		end
	end

	def parse_data(string)
		# Example: WMDVI-I-1:o1:o2:f3:f4:O5:f6:f7:f8:f9:fh:LT:TF:G
		out = []

		string[1..-1].split(":").each do |part|
			n = part[1..-1]

			if @my_config['blacklist'] != nil
				if @my_config['blacklist'].include? n
					next
				end
			end

			case part
				when /^M.+/
					out << "%{B#{@config['colours']['mon_focused']}} #{n} %{B-}"
				when /^m.+/
					out << " #{n} "
				when /^(O|F|U).+/
					out << "%{B#{@config['colours']['bg_focused']}} #{n} %{B-}"
				when /^u.+/
					out << "%{A:bspc desktop -f #{n}:}%{R} #{n} %{R}%{A}"
				when /^o.+/
					out << "%{A:bspc desktop -f #{n}:} #{n} %{A}"
				when /^f.+/
					if @my_config['show_empty_desktops']
						out << " #{n} "
					end
				when /^L.+/
					case n
						when "T"
							out << " t "
						when "M"
							out << " m "
					end
			end
		end

		return out.join.chomp
	end
end

Modules.add("bspwm_pager", "BspwmPager")