-- LUA Script - precede every function and global member with lowercase name of script + '_main'
-- Door Prompts 'Closed' can be opened with entity collected specified by 'USE KEY' 

-- state to ensure user must release E key before can open/close again

keypress = 0
lowapplied = 0
inzone = 0
tContents = {}

local readfile = io.open("C:\\Program Files\\The Game Creators\\FPS Creator Reloaded\\visuals.ini", "r")
local writefile = io.open("C:\\Program Files\\The Game Creators\\FPS Creator Reloaded\\visuals.ini", "w")
sContent = readfile:read( "*all" )

function myentity_init(e)
  -- must define myentityID in global.lua file for reference everywhere
  myentityID = e;
end
	 
function lowsetting_main(e)


 PlayerDX = g_Entity[e]['x'] - g_PlayerPosX;
 PlayerDY = g_Entity[e]['y'] - g_PlayerPosY;
 PlayerDZ = g_Entity[e]['z'] - g_PlayerPosZ;
 PlayerDist = math.sqrt(math.abs(PlayerDX*PlayerDX)+math.abs(PlayerDY*PlayerDY)+math.abs(PlayerDZ*PlayerDZ));
 
 if PlayerDist > 100 and lowapplied == 1  then
 
 inzone = 1
 end
 
 if PlayerDist < 100 and keypress == 0 then

 Prompt("Press E to apply LOW settings");
 
 
 if g_KeyPressE == 1  then
 

	for line in readfile:lines() do

	table.insert (tContents,line)
	
	end
	
	readfile:close()
 
	table.remove (tContents, 1)
	table.insert (tContents, 1, "visuals.shaderlevels.terrain=4")
	table.remove (tContents, 2)
	table.insert (tContents, 2, "visuals.shaderlevels.entities=3")
	table.remove (tContents, 3)
	table.insert (tContents, 3, "visuals.shaderlevels.vegetation=3")
	
	writefile:write(sContent)
	writefile:close()
 
	Prompt("LOW settings applied");
	--Prompt(tContents[1]);

 lowapplied = 1
 keypress = 1
 
end
end
 
 if PlayerDist < 100 and inzone == 1  then
 Prompt("LOW settings have already been applied");
 
 
end

end