nyc subway threelines app

gistfile1.txt

@l_line = {:"8th Ave" => 1, :"6th" => 2, :"Union Square" => 3, :"3rd" => 4, :"1st" => 5} #DO I NEED TO MAKE THE SYMBOLS STRINGS?
@n_line = {:"8th St" => 1,:"Union Square" => 2, :"23rd N" => 3, :"28th N" => 4, :"34th" => 5, :"Times Square" => 6}
@six_line = {:"Astor Place" => 1, :"Union Square" => 2, :"23rd 6" => 3, :"28th 6" => 4, :"33rd" => 5, :"Grand Central" => 6}


def location
	puts "Which stop are you at now?"
	@here = gets.chomp.to_sym
	train1														#Calls train1
end

def train1
	puts "...on which train? (l) (n) or (6)?"
	train = gets.chomp.to_s
	case train
	when "l"
		@train1 = @l_line
	when "n"
		@train1 = @n_line
	when "6"
		@train1 = @six_line
	end
	destination													#Calls destination
end

def destination
	puts "Where do you want to go?"
	@there = gets.chomp.to_sym
	train2														#Calls train2
end

def train2
	puts "...on which train? (l) (n) or (6)?"
	train = gets.chomp.to_s
	case train
	when "l"
		@train2 = @l_line
	when "n"
		@train2 = @n_line
	when "6"
		@train2 = @six_line
	end
	distance													#Calls distance
end

def distance
	path1 = (@train1[@here] - @train1[:"Union Square"]).abs		#Figures out the number of stops
	path2 = (@train2[:"Union Square"] - @train2[@there]).abs  	#...we're traveling on each line and
	stops = path1 + path2										#...adds them together.
	puts "You have #{stops} stop(s) to go."					
end

answer = location