# randomquotes3.rb
# Random quotes - defining methods
# Adapted from Kevin C. Baird, Ruby by Example, p. 16
#
# ruby randomquotes3.rb quotes2.txt

def pick_a_quote(filename)
	quotation_file = File.new(filename, 'r')
	# readlines returns an Array of Strings
	quotations = quotation_file.readlines()
	quotation_file.close()

	# remove newline chars
	str = quotations.join
	quotearray = str.split("\n")

	#each quote occupies 3 lines - quote, author, blankline
	random_index = rand(quotearray.size/3)

	quote = Array.new
	quote[0] = "\"" + quotearray[random_index*3] + "\""
	quote[1] = quotearray[random_index*3+1]
	return quote
end

# Pass file name as first argument
filename=ARGV[0]
result = pick_a_quote(filename)
puts result[0]
puts result[1]