LÖVE

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if type(layer) == "String" then
    layer = self.layers[layer]
end

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function findSolidTiles(layer, collider)
	local collision_tiles = {}
	local half_tiles = {}
	local tw = map.tilewidth
	local th = map.tileheight
	for y=1, map.height do
		for x=1, map.width do
			local cur_tile = map.tiles[y]
			local tx, ty
			tx = (x - 1) 
			ty = (y - 1) 
		
			if layer.data[y][x] == 1 then
				-- when I try and access the properties is when I run into an issue. They always return nil
				print(cur_tile.properties) 
	
				local ctile = collider:addRectangle((tx)*16,(ty)*16,16,16) --adds collision to the tile
                
                --down here I plan to assign different colliders depending on the tile

                ctile.type = "solid"
                collider:addToGroup("tiles", ctile)
                collider:setPassive(ctile)
                
                table.insert(collision_tiles, ctile)
			else

			end
		end
	end
    return collision_tiles
end