require "./db-cars.cr"
require "./utilities.cr"

class Context
	class_property dbsize   = 1_000_000
	class_property nb_run   = 100
end

ENV["DBSIZE"]?.try  { |it| Context.dbsize      = it.to_i }
ENV["NBRUN"]?.try   { |it| Context.nb_run      = it.to_i }

if ARGV.size == 0
	puts "Usage: high-volume-db (add|get)"
	exit 0
end

db = DODB::Storage::Common(Car).new "TESTDB", 5000
by_name = db.new_index "name", &.name

something = Hash(String,Bool).new

case ARGV[0]
when /get/
	counter = 0
	car_number_to_get = (Context.dbsize/2).to_i
	puts "let's get the car #{car_number_to_get}"
	avr = perform_benchmark_average Context.nb_run, do
		car = by_name.get "somecar-#{car_number_to_get}"
		something[car.name] = true
		#STDOUT.write "\rgot the car #{car.name}: #{counter}/#{Context.nb_run}".to_slice
		counter += 1
	end
	puts
	puts "average time was: #{avr}"
	puts "done!"
when /add/
	counter = db.last_key
	while counter < Context.dbsize
		STDOUT.write "\radding car #{counter}/#{Context.dbsize}".to_slice
		db << Car.new "somecar-#{counter}", "red", [] of String
		counter += 1
	end
	puts
	puts "done!"
end