----------------------------------------------------------
-- DSM import function (TODO: add reset/LID/MIC)
----------------------------------------------------------
function dsmImport(path)
	local file = io.open(path, "r")
	if file == nil then
		return nil
	end

	local line = file:read("*l")
	local dsm = {}
	local f = 1
	dsm.frame = {}
	while line do
		if string.sub(line, 1, 1) == "|" then
			local padOfs = string.find(line, "|", 2) + 1
			local buttonMappings = { "right", "left", "down", "up", "start", "select", "B", "A", "Y", "X", "L", "R", "debug" }

			dsm.frame[f] = {}
			dsm.frame[f].cmd = tonumber(string.sub(line, 2, padOfs - 2))
			for i = 0, #buttonMappings - 1 do
				s = string.sub(line, padOfs + i, padOfs + i);
				dsm.frame[f][buttonMappings[i+1]] = ((s~="." and s~=" ") and true or nil)
			end
			dsm.frame[f].touchX = tonumber(string.sub(line, padOfs + 13, padOfs + 15))
			dsm.frame[f].touchY = tonumber(string.sub(line, padOfs + 17, padOfs + 19))
			dsm.frame[f].isTouch = ((tonumber(string.sub(line, padOfs + 21, padOfs + 21))~=0) and true or false)
			f = f + 1
		end
		line = file:read("*l")
	end

	file:close()
	return dsm
end

local dsm = dsmImport("a.dsm")
print(#dsm.frame .. " frames")