local gridWorldSizeX = 2048;
local gridWorldSizeY = 2048;
local nodeRadius = .65;
local nodeDiameter = nodeRadius * 2;
local gridSizeX = math.ceil(gridWorldSizeX / nodeDiameter)
local gridSizeY = math.ceil(gridWorldSizeY / nodeDiameter)
local MaxSize = gridSizeX * gridSizeY;
local WalkableMask = "Walkable"
local NodeClass = require(game.ServerScriptService.Map.Node)
local obstaclePromityPenalty = 1

local part = workspace.Unwalkable.GridPart:Clone()


local TerrainTypes = {
	{
		TerrainParentFolder = "Walkable",
		TerrainPenalty = 0,
	}
}
local walkableRegionList = {}


function createFile(original)
	original.Parent = workspace.Exports
	return Instance.new("ModuleScript")
end
local makeGrid = true;

	local modulescript = Instance.new("ModuleScript")

	local worldBottomLeft = (Vector3.new(0,0,0) - Vector3.new(1,0, 0) * gridWorldSizeX / 2 - Vector3.new(0,0,1) * gridWorldSizeY / 2)
	local finalTable = {}
	local dataStuffTable = {}
	local Grid = {}
	if(makeGrid == true) then
		for x=1,gridSizeX, 1 do
			Grid[x] = {}
			for y=1,gridSizeY, 1 do
				local WorldPoint = worldBottomLeft + Vector3.new(1,0,0) * (x * nodeDiameter + nodeRadius) + Vector3.new(0,0,1) * (y * nodeDiameter + nodeRadius)
				local min = WorldPoint - (((nodeDiameter + nodeRadius)) * part.Size)
				local max = WorldPoint + (((nodeDiameter + nodeRadius)) * part.Size)
				local currentRegion = Region3.new(min, max)
				local notWalkableFound = false
				for _,Part in pairs(game.Workspace:FindPartsInRegion3(currentRegion,nil,5)) do
	  				if(Part.Parent.Name == "Unwalkable" == true) then
						notWalkableFound = true
						break;
					end
				end

				local walkable = true
				if(notWalkableFound == true) then
					walkable = false
				end
				local penalty = 1
				if(walkable == false) then
					penalty = penalty + obstaclePromityPenalty
				end

				if(string.len(modulescript.Source) > 197000) then
					modulescript = createFile(modulescript)
				end
				modulescript.Source = modulescript.Source.."\n".."GridStorage["..x.."]["..y.."] = NodeClass.new("..tostring(walkable)..", Vector3.new("..tostring(WorldPoint.X)..", 0, "..tostring(WorldPoint.Z).."), "..x..", "..y..", "..penalty..")"

				--Grid[x][y] = NodeClass.new(walkable, Vector3.new(WorldPoint.X, 0, WorldPoint.Z), x, y, penalty)--]]
				--wait()
			end
			wait()
		end
	else
		print("load from datastore.")
	end
	Grid.CompletedLoad = true
	repeat wait() until Grid.CompletedLoad == true
	--modulescript.Source = Grid

	modulescript.Parent = workspace.Exports
	--print("added to datastore.")
	--DrawBlocks()