#!/usr/bin/env lua
local eyes = require "eyes"
local format = require "format"
local reading = require "reading"
local vec3 = require "cpml".vec3
local readout = {
	[0] = vec3.new{ 0,  0,  1},
	[1] = vec3.new{ 0,  1,  0},
	[2] = vec3.new{ 1,  0,  0},
	[3] = vec3.new{ 0, -1,  0},
	[4] = vec3.new{-1,  0,  0},
}
local translation = {
	vec3.new{ 0,  0,  0},
	vec3.new{ 0,  0,  1},
	vec3.new{ 0,  1,  0},
	vec3.new{ 1,  0,  0},
	vec3.new{ 0,  0, -1},
	vec3.new{ 0, -1,  0},
	vec3.new{-1,  0,  0},
}


function translate (v)
	for i, r in ipairs(translation) do
		if r == v then
			return i - 1
		end
	end
	error "unexpected vec3"
end


for _, message in ipairs(eyes) do
	local values = {}
	for _, a, b, c in reading.trigrams(message) do
		local v = readout[a]:cross(readout[b]):cross(readout[c])
		table.insert(values, translate(v))
	end
	print(format.csv(values))
end